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NEWS
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This file lists noteworthy changes in MooseFS.
* MooseFS 3.0.115-1 (2020-10-08)
- (cs) fixed chunk locking issues in chunkserver (lock timeout, missing release etc.)
- (all) changed to hex all chunkid logged to syslog (only in changelog it is left in decimal format)
- (cs) changed port number from hex to dec in replicator module
- (mount) added printing open/create mode to the oplog
- (mount) fixed opening file after using lookup cache
- (master) added ignoring empty filenames
* MooseFS 3.0.114-1 (2020-07-27)
- (mount) fixed trunacting files open with O_APPEND flag (bug itntr. in 3.0.113, issue #368)
- (cs) added disk rebalance when all designated source disks are already empty (issue #364)
- (mount) added additional info to '.params' file (versions of mfs,libfuse itp.)
- (master+cs) added check against EACCES after lockf (according to Linux man - such stupid error can be returned here - issue #369)
- (master) fixed access checks in snapshot
- (cgi+cli) removed using supervisor (only available in PRO version)
- (cs) fixed deadlock condition on mutexes 'folderlock' and 'hashlock' (exists since 3.0.110)
- (tools) fixed oveflow protection in number parsing function
- (cs) fixed reporting to master duplicates with newer version
- (cs) changed job queue policy (some tasks are not limited now)
- (master) fixed reaction to status NOTDONE received from chunkservers
- (master) fixed syncing and closing negative file descriptor in bgsaver
- (mount+master) fixed handling keepcache and direct flags (related to issue #374)
- (cgi) changed time format (issue #197)
- (cs) added logging info when '.chunkdb' is not written to disk
- (master) fixed alphabetical order of commands detected in changelog
- (cs) changed queue limit to max workers (limited dynamically)
- (cs) fixed automatic chunkserver removal in master
- (master) added meta version increment in chunks_set_version
- (cs) added error detection during writing '.chunkdb'
- (all) added build id to 'what' strings
- (nbd+cgiserv) added chdir("/")
* MooseFS 3.0.113-1 (2020-05-04)
- (master) changed condition that decides if master should wait for more chunks during I/O
- (mount) delayed setting channel for fuse notifications (very rare segfault in libfuse2 during init)
- (client+master) changed conditions for ancestor test in getattr (issue #350)
- (cs) added parameter for number of chunks to be send in single register packet
- (cs) fixed reporting damaged chunks in testing function (issue #352)
- (client) changed open test in setattr (related to issue #350)
- (master) fixed handling truncate for open files (related to issue #350)
- (master) added uid mapping in setfacl function
- (master+client) added support for atomic truncate with open
- (master+client) fixed keep cache conditions
- (cs) introduced official label format defined in chunkserver configuration
- (nbd) added readonly mode and locking
- (cs) fixed condition in choosing disks for internal rebalance
- (mount) added workaround in access for a bug in FreeBSD kernel (issue #354)
- (cs) fixed master reconnection conditions (reload usually shouldn't cause reconnection)
- (master) changed disk removal detection algorithm (issue #356)
- (cs) fixed calculating size limits
- (cs) added handling inode limits in local filesystems on chunkservers (issue #358)
- (master) added topology grouping when new chunks are about to be created (prefer closer servers)
- (master) added more error messages to bgsaver
- (cs) added changing subfolder during internal rebalance (related to issue #326)
- (master+cs) added optional logging of long function execution times
- (mount) turn off dentry invalidator for Linux kernels >= 4.19 (related to issue #357)
- (master) changed condition that checks timestamp in changelogs (less prone to small clock differences)
- (cgi+cli) changed mark for removal state name UNKNOWN->PENDING (related to issue #359)
- (client) decreased max IDLE time in writer module from 1s to 0.1s
- (client) update inode in dentry invalidator
- (tools) fixed mfscopyeattr,mfsseteattr and mfs*arch tools
- (master+client) added support for new eattrs: immutable,appendonly,undeletable
- (client) silenced "kern.proc.filedesc" syslog messages on FreeBSD (issue #360)
* MooseFS 3.0.112-1 (2020-03-24)
- (cs) silence stupid compiler warning
- (client) fixed handling LOCKED and EAGAIN status in readdata
- (client) added handle info to oplog messages
- (all) added support for disabling individual filesystem commands in exports
- (client) added handling read/write/readdir disables on client side (better error messages)
- (client) added session paramaters to '.params' file
- (tools) fixed packet reallocation error
- (master) changed syslog message for locked chunks
- (client) added dentry invalidator (needed in Linux with kernel < 4.19 - EBUSY bug)
- (master) fixed memory leaks in xattr and posixacl modules
- (cs) when chunk can't be located always send to master info about lost chunk
- (supervisor,master,cs) fixed buffer overrun in mastersupervisor code (HA only, intr. in 3.0.107)
- (master) changed algorithm of reusing csid in chunk module (adding released csid to the end of free list)
- (all) added support for STRICT and LOOSE mode in KEEP and ARCHIVE
- (master) fixed segfault during appending chunks of file with positive length and no chunks
- (metadump) fixed bugs introduced in verson 3.0.106
- (master) added protection between neverending desyncing between newer LEADER and older FOLLOWER (HA only)
- (master) fixed slices with 'to' set to 0 in mfsappendchunks
- (master) removed starting protection time from client communication module
- (man) fixed typo in mfsappendchunks man page
* MooseFS 3.0.111-1 (2020-02-19)
- (cs) added protections against segfaults (issue #342)
- (cs) removed unnecessary error messages
* MooseFS 3.0.110-1 (2020-02-12)
- (cs) fixed bug that may lead to creating much more chunks in one subfolder (issues #319,#326)
- (cs) added option for controling subdirectory selection algorithm for newly created chunks (issues #319,#326)
- (cs) prevent potential dumping deleted chunks to 'chunk.db'
- (client) added options for setting behaviour when master returns unavailable chunks or no space status (issue #322)
- (cgi) fixed logo and icon (file type for favicon.ico, change to current logotype - issue #328)
- (master) turning off sending NOP's to unregistered clients (matoml module)
- (cs) fixed reporting wrong number of hours in duplications removal message
- (cs) redesigned duplicates removal procedure to do it in groups of 100 files (issue #327)
- (cs) introduce mypread and mypwrite macro (code cleaning)
- (cs) added check for changed crc before every chunk file close (just in case)
- (cs) never use open chunk as a chunk duplicate that needs to be deleted
- (cs) never use disk with pending duplicates as destination disk during internal rebalace (issue #327)
- (cs) fixed condidtion in internal rebalance procedure (issue #327)
- (cs) added option for setting duplicates retention time in hours (issue #333)
- (cs) fixed memory leak in removing disk with duplicates
- (cs) removed unnecessary attribute reading when chunk duplicates are detected (issue #327)
- (cs) changed allocation of duplicated chunks from malloc to mmap, decreased memory usage by duplicates
- (client) reading in O_WRONLY no longer causes EACCES (might be related to issue #334)
- (metadump) printing dots for non-printable characters made optional (issue #332)
* MooseFS 3.0.109-1 (2019-11-28)
- (mfscgiserv) fixed handling redirects (bug intr in 3.0.108)
- (cs) added allowance for starting with invalid entries in 'mfshdd.cfg'
* MooseFS 3.0.108-1 (2019-11-19)
- (cli+cgi) fixed bug related to masterinfolist
- (master) fixed sign in reporting time difference
- (cgiserv) added 'content-type: text/plain' to cgi outputs with errors
- (master) fixed rmdir packet size
* MooseFS 3.0.107-1 (2019-11-04)
- (master) added NOP command to changelog
- (master+supervisor) added time check
- (cs) fixed behaviour when job queue is full
- (cli+cgi) added time data to master servers
- (cs) fixed NOP packets ping-pong
- (client) fixed NOP flooding in write module
- (cs) fixed race condition in bgjobs module (jobhash)
- (cs+mount) added new status returned to mount when queue is full and support for it in client module
- (mount) added initial support for libfuse3 (related to issue #302)
- (mount) added support for readdirplus (related to issue #302)
- (mount) workaround for bug in fuse (wrong lock_owner in flush - issue #305)
- (mount) fixed deadlock in readdata.c (closes issue #306)
- (mount+master) fixed few small issues related to POSIX compliance (checked by pjd)
- (all) changed prefered C standard from C99 to C11 and added tests for atomics
- (mount) move read/write structures initialization from open to read/write
- (mount,mfsio) added new inode->fleng map
- (configure) added option disable_all, added summary at the end
- (freebsd) detecting new fuse version in the kernel and adjusting behaviour
* MooseFS 3.0.106-1 (2019-08-27)
- (tools) better handling unrecognized options
- (master) better hard links handling
- (master) added limit for number of hardlinks allowed for one object
- (master) added option for automatic removal of unused chunkservers (issue #247)
- (metadirinfo) fixed segfault when output filename is not specified
- (chunktool) added file name fixing option (issue #276)
- (all) changed chunk replication and deletion charts into two color charts (successful/unsuccessful - issue #273)
- (all) added new charts with number of chunk creations and interna changes (also successful and unsuccesful)
- (master) added ignoring chunk with id zero sent from chunkserver
- (metadump) added option for dumping parts of metadata
- (master) added more logs to background data write subprocess (connected with issue #280)
- (master) fixed LEADER/FOLLOWER desync on SETCHUNK command (pro only)
- (cli+cgi) fixed shebang in python scripts (preference for python3 in configure)
- (master) changed pipe in bgsaver to nonblocking mode
- (master) added check if the background saving process is alive
- (master) added lockfile for background saving process
- (master) added protection against time going back in the free inodes list
- (master) added protection in FOLLOWER against not keeping up with the LEADER (pro only)
- (master) changed condition for removing chunk from data structures (all chunkservers have to be connected)
- (master) added 'restore' run mode (works similar to 'mfsmaster -a' but without running daemon)
- (master) take write replication counters into account in server ordering for new chunk creations
- (master) changed calcualting replication limits in chunk rebalance procedure (using actual usage difference)
* MooseFS 3.0.105-1 (2019-05-24)
- (nbd) fixed segfault when filename not specified
- (client) fixed size of waiting threads counter (very rare deadlock in write module)
- (cli) fixed status returned in case of master name that can't be resolved (issue #238)
- (nbd) added option for specifying subfolder on MFS for block devices (issue #252)
- (netdump) fixed using deprecated function pcap_lookupdev
- (cli) fixed 'free space' in plain mode
* MooseFS 3.0.104-1 (2019-03-18)
- (master) fixed taking into account labels in classes 1-9
- (master) fixed recovering userperm and otherperm in ACL (in practice it doesn't matter - mainly cosmetics)
- (cli+cgi) fixed python3 compatibility issue (casting to int for "%X" format)
- (master) increased mmap allocation block size (Linux kernel issue - too many mmaps leads to memory not being properly released by the kernel)
- (client) fixed handling internal packets with size zero (client disconnection during chunkserver registration)
- (client) fixed symlink cache handling (potential race condition)
- (master) added global option for preventing using same ip or same rack for more than one chunk copy
- (client) added ignoring '_netdev' option - sometimes needed in case of mounting from fstab
- (master) added defining rackid as string paths in mfstopology.cfg (introdiced optional higher distances between servers)
- (master) fixed desync on adding damaged chunk
- (master) added changelog save mode (background,async and sync)
- (all) fixed issues reported by cppcheck (fixes #179)
- (cli+cgi) fixed issues reported by pylint (fixes #180)
- (cs) added 'damaged' flag to chunk (prevents syslog flooding - issue #192)
- (metatools) fixed conflict with builtin function 'humanize_number' (NetBSD)
- (master) better handling chunks with pending high-priority jobs
- (master) long loop detection (log info whenever time between polls is longer than 1 second)
- (master) fixed condition that checks if thare are all chunkservers and all chunks available (and using it for detecting ENOSPC condition - issue #201)
- (mount) added '.params' pseudofile with mfsmount working parameters (such as cache sizes,timeouts etc.)
- (cs) fixed removing chunks from data structures when marking disk as 'damaged' (issue #207)
- (cs) fixed handling 'damaged' disks with chunks on reload (issue #207)
- (cs) unlink duplicates week after detection (instead of removing them instantly - related to issue #207)
- (tools) added displaying number of blocks in 'mfsfileinfo'
- (master) added error messages for 'fork' errors
- (cgi) fixed handling encodings (issue #206 and #208)
- (cgi) added timestamp (issue #197)
- (cgi) fixed chart.cgi url (issue #200)
- (cs) fixed crc values for non existing blocks
- (mount) fixed changing processname
- (supervisor) added reloading config parameters on SIGHUP (aka 'reload' - 'pro' version only)
- (cs) fixed exiting protocol
- (cs) added internal rebalance chart
* MooseFS 3.0.103-1 (2018-11-09)
- (master+client) added space reservation for superuser
- (bdev) new module for Linux - dedicated block device
- (daemons) added optional 'processname_set' function
- (daemons) fixed waitpid condition
- (cs) added data precaching (posix_fadcvise(WILLNEED)) before reading chunk data
- (master) remove chunk copy from structures (instead of leaving as INVALID) when replication returned error
- (master) close listen sockets after fork (metadata save in background)
- (master) added subprocess for saving downloaded metadata in background (pro only)
- (master) fixed mfsrmsnapshot issue (SNAPSHOT flag not set in directories - intr. in 3.0.101)
- (mount) added option to load master password from given file
- (mount) added extremely fast (>1GB/s) pseudo-random generator visible as a virtual file '.random' in root directory (not listed by ls)
- (metatools) added new metatool 'mfsmetadirinfo' - offline version of 'mfsdirinfo -p'
- (tools) changed data structure used by 'mfsdirinfo -p' (faster, less memory usage)
- (tools) network code refactoring (less code, reconnection to master on error)
- (cs) proper disconnection from master during reload (maintenance mode during reload)
* MooseFS 3.0.102-1 (2018-07-25)
- (cs) changed chunk testing routine (new definition is in MB/s per disk)
- (cs) added optional high speed internal rebalancing
* MooseFS 3.0.101-1 (2018-07-12)
- (master) make under goal replications respect topology (patch made by tclh123)
- (master) fix inforec undergoal (patch made by tclh123)
- (cgiserv) fixed handling connection close during data sending (leaving active pipes which caused leaving mfs.cgi subprocesses)
- (mount) decreased memory usage (fixed handling buffers allocated per thread)
- (all) setting correct errno when read returns 0 (in sockets.c)
- (mount) fixed double free of plock_data structure
- (master) fixed inconsistency in calculating realsize when storage class definition has changed
- (master+mount) fixed handling read-only filesystems (ro flag in exports and lookup-open lflags)
- (all) fixed differences in defaults between source,config and manpages
- (all) added 'nobreak' macro to explicitly inform compiler that intentionally there is no 'break' before following 'case'
- (mount) added 'mfssuid' and 'mfsdev' options to mount (allows mounting with suid/dev options using system mount on Linux)
- (cs) added using posix_fadvise(...DONTNEED) for tested chunks
- (master) fixed HA bug (uninitialized variable might cause everlasting ELECT - PRO only)
- (cs) fixed metaid handling
- (master) added clearing SNAPSHOT eattr on file/directory modifications
- (master) added optional same rack preference for destination server during undergoal replications
- (mount+tools) increased masterproxy timeout from 1s to 20s
* MooseFS 3.0.100-1 (2018-01-24)
- (cs) fixed rare segfault during chunk sending to master after disconection
- (mount) added thread for cleaning released files with delay
- (mount) added assertion for lru cache (sustained open files)
- (master+mount) added chunks data cache invalidation after chunksever disconnection and reconnection
- (mount) changed (lowered) number of connection retries (depends on I/O retry counter)
* MooseFS 3.0.99-1 (2017-11-23)
- (master) disconnect all clients when exports has changed
- (mount) do not show message about 'negative travel time' when the measured time is zero (happens in virtual machines)
- (all) fixed get16bit function on big-endian machines
* MooseFS 3.0.98-1 (2017-10-12)
- (mount) changed default cache mode on OS X from 'direct' to 'auto' due to problems with mmap
- (cgiserv) added seteuid to 'mfs' or 'nobody'
- (cs+tools) use readdir instead of readdir_r on glibc 2.24+
- (debian) added support for systemd in debian packages
- (all) fixed library dependencies (for libpcap,libz and libm)
- (mount) fixed race between deferred 'open' and 'locks'
- (master) more chunk debugs and better handling chunk status change
- (cs) fixed handling mark for removal (after reload sometimes cs could send chunks marked for removal as normal chunks)
- (master) added file with metadata checksums (for future use)
- (master) fixed way of sending gids to changelog/follower
- (master) added inode checksum for some changes sent to changelog/follower
- (metadump) added '0x' prefix for fields dumped as hex numbers
- (master) fixed ACL mask synchronization issues (restoring from changelog/leader->follower)
* MooseFS 3.0.97-1 (2017-08-01)
- (tools) fixed trash/sustained size desynchronization after file length changed by chunk creation
- (mount) fixed handling invalid arguments in posix lock command
* MooseFS 3.0.96-1 (2017-07-25)
- (tools) fixed segfault in mfsscadmin
* MooseFS 3.0.95-1 (2017-07-17)
- (mount+master) added update master version during reconnection to master (after updating master server)
- (master) fixed winattr field size in setattr command
- (mount) fixed dirattrcache (freezes or inefficiences during listing directories - introduced in 3.0.93)
- (cgi) fixed displaying master charts without leader (pro only)
- (mount) added info about using open dir cache in oplog/ophisotry
* MooseFS 3.0.94-1 (2017-06-22)
- (mount) fixed support for CREATE/REPLACE flags in setxattr
- (mount) added headers for flock defines
- (all) added check for poll.h header file and use it instead of sys/poll.h if possible
- (master) added test for WRITE access on directory during moving between different parents
- (master) added clearing suig/sgid during write
- (master+mount) increased max symlink path size to 4096 (posix compliance)
* MooseFS 3.0.93-1 (2017-06-01)
- (master) redesigned xattr storage (much faster and uses less memory)
- (master) improved hash map in xattr and acl (static -> dynamic)
- (cgi+cli) added possibility to define master group as set of IP addresses divided by comma or semicolon
- (cs) fixed using fsync on closed descriptors (after change FSYNC_BEFORE_CLOSE option)
- (master) fixed removing default acl
- (master+mount) added support for basic Windows attributes (hidden,ro,system,archive)
- (cgi+cli) fixed working with followers only
- (all) added api for reading config parameters from master and chunkserver
- (tools) increased timeout from 10 seconds to 20 seconds (needed for huge snapshots)
* MooseFS 3.0.92-1 (2017-04-27)
- (master+tools) added chunk slices to mfsappendchunks
- (tools) added archive mode tools
- (master+mount) fixed getfacl (unnecessary check for read rights for uid/gid)
- (master) fixed changing acl mask during setattr
* MooseFS 3.0.91-1 (2017-04-07)
- (all) silence false warnings generated by static analyzers (clang and cppcheck)
- (master) fixed quota testing routine used during 'move/rename'
- (all) added README.md to distribution
- (cs+mount) decreased delay in conncache
- (mount) fixed reading done by many (20+) threads using one descriptor (premature removing requests from queue during cleaning)
* MooseFS 3.0.90-1 (2017-03-15)
- (master) fixed 'move/rename' with quota
- (master) fixed chunk counters shown in cli/cgi
- (master+tools) added option 'preserve hardlinks' to mfsmakesnapshot
- (master) fixed acl copying during mfsmakesnapshot
* MooseFS 3.0.89-1 (2017-02-21)
- (mount) added fixing file length in all inodes after write
- (cs) split bitfiled into separate bytes (fixed potential race condition)
- (master) setting operation to NONE before sending status (silence unnecessary messages in some cases)
- (cs) increased verbosity of crc-error messages
- (cs) fixed invalidating preserved block in case of truncate down followed by truncate up
- (mount) increased master-proxy buffer sizes
* MooseFS 3.0.88-1 (2017-02-08)
- (mount) added read cache clean on write (same file access using different descriptors)
- (mount) added missing cond_destroy in readdata.c (fix sent by Jakub Ratajczak)
- (master) fixed initializing packet size for reading 'sustained' directory
- (all) fixed zassert for printing correct statuses in case of pthread functions
* MooseFS 3.0.87-1 (2017-02-01)
- (mount) fix fleng in finfo after truncate (patched by Davies Liu)
- (mount) fix overlapped read (patched by Davies Liu)
- (mount) fixed invalidating chunk cache after truncate
- (mount) fixed fleng handling in read worker
- (mount) fixed handling BREAK state in read worker
- (mount) changed handling data invalidation in read module (sometimes could be less efficient, but it is much more safer)
- (tools) fixed number parsing (patched by Pawel Gawronski)
- (cli) fixed printed host/port options
- (mount) moved pipes from requests to workers (read and write - huge decrease of descriptors used by mount)
- (mount) changed signal to broadcast in rwlock (fixed very rare read/write deadlock)
- (mount) fixed 'open descriptors' leak (lookup(with data for open)->open(with cached data)->close)
- (mount) fixed potential 'race condition' - free 'csdata' during access
- (master) split (only internally) sustained folder into 256 subfolders (too many sustained files caused socket timeouts in master)
* MooseFS 3.0.86-1 (2016-11-30)
- (master) fixed leader-follower resynchronization after reconnection (pro only)
- (masrer) fixed rehashing condition in edge/node/chunk hashmaps (change inspired by yinjiawind)
* MooseFS 3.0.85-1 (2016-11-17)
- (mount) fixed memory leak (also efficiency) on Linux and potential segfaults on FreeBSD (negative condition)
- (mount) fixed race condition for inode value in write module
- (mount) better descriptors handling (lists of free elements, inode hash)
- (mount) better releasing descriptors on FreeBSD
- (cs) fixed time condition (patch send by yinjiawind)
* MooseFS 3.0.84-1 (2016-10-06)
- (master) fixed setting acl-default without named users or named groups
- (master) fixed master-follower synchronization after setting storage class
* MooseFS 3.0.83-1 (2016-09-30)
- (cs) changed header size from 5k to 8k (due to 4k-sector hard disks)
* MooseFS 3.0.82-1 (2016-09-28)
- (all) silenced message about using deprecated parameter 'oom_adj'
- (mount) fixed FreeBSD delayed release mechanism
- (mount) added rwlock for chunks
* MooseFS 3.0.81-1 (2016-07-25)
- (mount) fixed oom killer disabling (setting oom_adj and oom_score_adj)
- (cli) fixed displaying inactive mounts
- (mount) added fsync before removing any locks
- (daemons) added disabling oom killer (Linux only)
- (all) small fixes in manpages
- (mount) fixed handling nonblocking lock commands (unlock and try) in both locking mechanisms
- (daemons+mount) changed default settings for limiting malloc arenas (Linux only)
* MooseFS 3.0.80-1 (2016-07-13)
- (master) fixed chunk loop (in some cases chunks from the last hash position might be left unchecked)
- (master) fixed storage class management (fixed has_***_labels fields)
* MooseFS 3.0.79-1 (2016-07-05)
- (master) fixed 'flock' (change type of lock SH->EX and EX->SH caused access to freed memory and usually SEGV)
* MooseFS 3.0.78-1 (2016-06-14)
- (cs) fixed serious error that may cause data corruption during internal rebalance (intr. in 3.0.75)
* MooseFS 3.0.77-1 (2016-06-07)
- (mount) added assertions after packet allocation in master communication module
- (manpages) fixes related to storage classes
- (all) improved error messages used for storage classes
* MooseFS 3.0.76-1 (2016-06-03)
- (master) fixed resolving multi path for root inode
- (master) fixed licence expiration behaviour (pro only)
* MooseFS 3.0.75-1 (2016-04-20)
- (all) fixed cppcheck warnings/errors (mostly false negatives)
- (cs) added file sparsification during chunk write (also chunk replication, chunk duplication etc.)
- (mount) fixed write data inefficiency when I/O was performed by root
- (master) fixed removing too early locked chunks from data structures
- (tools) fixed reusing local ports (connection to master returned EADDRNOTAVAIL)
- (all) changed default action from restart to start
- (all) added exiting when user defined config (option -c) cannot be loaded
- (cs) changed handling chunk filename (dynamic filename generation - cs should use less memory)
- (netdump) changed 'moose ports only' option to 'port range'
- (mount) limited number of files kept as open after close
- (cs) changed subfolder choosing algorithm
- (mount) changed mutex lock to rw-lock for I/O on the same descriptor
- (mount) added link to mfsmount from '/sbin/mount.moosefs' (Linux only)
- (all) introduced "storage classes" (new goal/labels management)
- (master+cs) introduced 'temporary maintenance mode' (automatic maintenance mode after graceful stop of cs)
- (master+mount) added fix for bug in FreeBSD kernel (kernel sends truncate before first close - FreeBSD only)
- (cs) fixed setting malloc pools on Linux
* MooseFS 3.0.74-1 (2016-03-08)
- (master) fixed rebalance replication (check for all chunk copies for destination - not only valid)
- (master+mount) new mechanism for atime+mtime setting during I/O
- (master+mount) new I/O synchronization between different mounts (with cache invalidation)
- (master+mount) new chunk number/version cache (with automatic invalidation from master)
- (master) added mapping chunkserver IP classes (allow to have separate network for I/O and separate for other activity)
- (master) fixed status returned by writechunk after network down/up
- (master) changed trashtime from seconds to hours
- (master) added METADATA_SAVE_FREQ option (allow to save metadata less frequently than every hour)
- (master) added using in emergency (endangered chunks) all available servers for replication (even overloaded and being maintained)
- (master) added using chunkservers in 'internal rebalance' state in case of deleting chunks
- (all) spell check errors fixed (patch contributed by Dmitry Smirnov)
* MooseFS 3.0.73-1 (2016-02-11)
- (master) fixed restoring ARCHCHG from changelog
- (cli+cgi) fixed displaying master list with followers only (pro version only)
- (master) added using size and length quota to fix disk usage values (statfs)
- (master) fixed xattr bug which may lead to data corruption and segfaults (intr. in 2.1.1)
- (master) added 'node_info' packet
- (tools) added '-p' option to 'mfsdirinfo' - 'precise mode'
- (master) fixed edge renumeration
- (master) added detecting of wrong edge numbers and force renumeration in such case
* MooseFS 3.0.72-1 (2016-02-04)
- (master+cgi+cli) added global 'umask' option to exports.cfg
- (all) changed address of FSF in GPL licence text
- (debian) removed obsolete conffiles
- (debian) fixed copyright file
- (mount) fixed parsing mfsmount.cfg (system options like nodev,noexec etc. were omitted)
- (master) changed way how cs internal rebalance state is treated by master (as 'grace' state instead of 'overloaded')
- (mount) fixed bug in read module (setting etab after ranges realloc)
- (tools) removed obsoleted command 'mfssnapshot'
* MooseFS 3.0.71-1 (2016-01-21)
- (master) fixed emptying trash issue (intr. in 3.0.64)
- (master) fixed possible segfault in chunkservers database (intr. in 3.0.67)
- (master) changed trash part choice from nondeterministic to deterministic
* MooseFS 3.0.70-1 (2016-01-19)
- (cgi+cli) fixed displaying info when there are no active masters (intr. in 3.0.67)
- (mount+common) refactoring code to be Windows ready
- (mount) added option 'mfsflattrash' (makes trash look like before version 3.0.64)
- (mount) added fixes for NetBSD (patch contributed by Tom Ivar Helbekkmo)
* MooseFS 3.0.69-1 (2016-01-12)
- (mount) fixed rare case when request memory was used after being freed.
* MooseFS 3.0.68-1 (2016-01-08)
- (cgi+cli) fixed UNKNOWN state for "marked for removal" readiness
- (mount) added protection from releasing inode memory too early in reading module
- (mount) use direct I/O as a default mode on Mac OS X (due to keep_cache bug in kernel/fuse)
* MooseFS 3.0.67-1 (2016-01-07)
- (cgi+cli) added much more info for master in ELECT state (pro version only)
- (master+cgi+cli) added temporarily removing chunkservers in master in ELECT state (pro version only)
- (cgi) fixed bug in ChunkServers list (heavy load/internal rebalance)
* MooseFS 3.0.66-1 (2016-01-04)
- (mount) use direct I/O as a default mode on FreeBSD (due to keep_cache bug in kernel/fuse)
* MooseFS 3.0.65-1 (2015-12-23)
- (master+cs) added minimal version for master supervisors in chunkservers (pro version only)
- (cs) chunkserver can be started with empty mfshdd.cfg and work as a voter (pro version only)
- (master) mfsrmsnapshot will remove files without using trash
- (master+cs) added optional authorization
* MooseFS 3.0.64-1 (2015-12-21)
- (master+mount) split trash into 4096 separate sub-trashes
* MooseFS 3.0.63-1 (2015-12-17)
- (mount) fixed rare race condition in read (not dangerous)
- (mount) better read/write synchronization in read
- (master) new chart (used/total space)
* MooseFS 3.0.62-1 (2015-12-11)
- (cs) added ability to start with metaid read from connected hard drives (from .metaid file)
- (cs) added protection from using disks filled in more than 99.9% when there are other disks
- (master+cs+cli+cgi) added 'rebalance in progress' state to chunkservers (treated as heavy load state)
- (master) added ATIME_MODE option to set atime modification behaviour
* MooseFS 3.0.61-1 (2015-11-30)
- (master) fixed lookup in case of missing chunks (lookup returned ENXIO in such case)
- (mount) added mfstimeout option to force timeout for all I/O operations
- (autotools) fixed problem with 'undefined reference to rpl_malloc/rpl_realloc'
* MooseFS 3.0.60-1 (2015-11-23)
- (systemd) added TimeoutStartSec=1800 to master
- (master) fixed "parse error" message for broken network changelogs
* MooseFS 3.0.59-1 (2015-11-06)
- (all) fixed debug symbols
- (master+supervisor) added metaid check (pro version only)
- (master) added rejection of followers with incorrect meta version (pro version only)
- (mount) change type of data stored in kernel from pointers to indexes (more robust)
- (cli) fixed show exports in plain mode
- (master) added sending metaid after switching from ELECT to LEADER (pro version only)
- (master) removed option '-e' from GPL edition (only makes sense in pro version)
- (master+cs) added sending metaid to cs in ELECT state (pro version only)
- (master) improved metaid generation method
- (mount) added mfsoomdisable option (Linux only, turned on by default)
- (mount) added minimum retry counter to log messages in I/O modules
- (mount) reduced memory consumption by reducing thread stack sizes
- (mount) changed default malloc arena count to 2 (Linux only)
* MooseFS 3.0.58-1 (2015-10-30)
- (mount) added condition for requests in read data (request should begin before EOF)
- (systemd) fixed typo in mfscgiserv service file
* MooseFS 3.0.57-1 (2015-10-27)
- (metalogger) added 1 second timeout when connecting to master
- (macosx) fixed packages to be compatible with OS X 10.11+
* MooseFS 3.0.56-1 (2015-10-26)
- (mount) fixed reading scenario: (read from empty chunk -> write chunk -> read this chunk again)
* MooseFS 3.0.55-1 (2015-10-20)
- (cs,master) added 1 second timeout when connecting to master
* MooseFS 3.0.54-1 (2015-10-16)
- (master) fixed setting version of new chunks registered as 'marked for removal'
- (master) added stronger condition for deleting invalid chunks
- (cs) changed condition for number of blocks to change to mark disk as damaged (allow changes up to 10%)
* MooseFS 3.0.53-1 (2015-10-13)
- (cs) fixed typo (cnunk)
- (mount) create in deleted directory returns EACCES only in OS X (ENOENT in other systems)
* MooseFS 3.0.52-1 (2015-10-09)
- (mount) added new mechanism for sustaining working directories (replaces mechanism added in 3.0.40)
- (cs) force disconnection from master couple seconds after term signal (frozen I/O threads can prevent CS from termination)
- (cs) when RO/RW status or total blocks changes then device is automatically marked as damaged
- (master) added support for root inode end deleted inodes in MASS_RESOLVE_PATHS
- (cli) fixed error displaying disconnected chunkservers
- (rpm) added network-online.target to Wants and After in systemd service files (startup issues after reboot)
* MooseFS 3.0.51-1 (2015-09-24)
- (mount) fixed segfault during umount
- (mount) changed fsync before close to be turned on by default
- (mount) fixed read-write-read scenario on files created as a snapshots
* MooseFS 3.0.50-1 (2015-09-22)
- (master+mount) for files with EATTR_NODATACACHE mounts will always use direct io
- (all) changed suffix of sample configuration files from '.dist' to '.sample'
* MooseFS 3.0.49-1 (2015-09-18)
- (mount) added DIRECT as a cachemode (force using direct io - also disables cache - mainly for FreeBSD)
* MooseFS 3.0.48-1 (2015-09-17)
- (mount) minor changes in mastercomm module (disconnection handle)
* MooseFS 3.0.47-1 (2015-09-16)
- (mount) fixed memory leak in readchunkdata module
* MooseFS 3.0.46-1 (2015-09-15)
- (mount) fixed chunk-data cache bug (repeated network timeouts could lead to reading freeze)
* MooseFS 3.0.45-1 (2015-09-10)
- (mount) fixed cache for extra inode data (usage of non thread-safe allocation functions - leads to hangups on lookup/open etc.)
- (mount) fixed data-cache issue (delete only directories from kerenel dentry cache)
- (mount) inserting into xattr cache "nonexistent" xattr "security.capability" after file creation. (speed up writing small files)
- (master) fixed scenario causing deleting chunks from chunkservers marked for removal
- (cgi+cli) fixed color of reported exports checksum for non-pro masters
* MooseFS 3.0.44-1 (2015-08-13)
- (master+mount) fixed synchronization between mounts (write+close on one and then read this data on another)
- (mount) fixed chunk localization cache (snapshot case - on snapshot chunkid may change)
* MooseFS 3.0.43-1 (2015-08-10)
- (netdump) added support for device 'any' with LINUX_SLL and PKTAP frames
* MooseFS 3.0.42-1 (2015-08-07)
- (mount) added support for negative answers in 'removexattr' from xattr cache
* MooseFS 3.0.41-1 (2015-08-06)
- (master) added creating first chunk after file creation
* MooseFS 3.0.40-1 (2015-08-05)
- (master+mount) added using fuse's forgets in inode number reusage (fixes very rare EBUSY case when inode number is reused after unlink of directory which is still open or used as a current working directory)
- (master+mount) sped up reading of small files
- (mount) increased chunk location cache (sped up reading files)
* MooseFS 3.0.39-1 (2015-07-23)
- (master) fixed truncate bug (wrong behaviour when chunk was locked - not dangerous)
- (cgi+cli) fixed python3 incompatibilities
* MooseFS 3.0.38-1 (2015-07-13)
- (master+cgi+cli) added check for servers with disks marked for removal (if disks can be safely removed)
* MooseFS 3.0.37-1 (2015-07-08)
- (mount) performance fixes in read module
* MooseFS 3.0.36-1 (2015-07-07)
- (mount) fixed bug in read module (intr. in 3.0.35)
* MooseFS 3.0.35-1 (2015-07-06)
- (mount) fixed state automaton in read module (in very rare cases zeros might be read instead of data - intr. in 3.0.23)
* MooseFS 3.0.34-1 (2015-06-26)
- (master) fixed small follower-desync issue (pro version only - intr. in 3.0.33)
- (master) fixed session restore/synchronization issue (bad info length after metadata restore)
- (mount) fixed setting maxfleng on truncate
* MooseFS 3.0.33-1 (2015-06-25)
- (master) added metaid synchronization between masters (pro version only)
- (cgi+cli) fixed "Metadata Info" table (intr. in 3.0.32).
* MooseFS 3.0.32-1 (2015-06-23)
- (master) added exports checksum
- (master) changed sessions parameters refresh policy (refresh all parameters after 'exports' reload)
- (master) fixed truncate bug (close file without writing data may cause file truncate - dangerous !!!, introduced in 3.0.25)
* MooseFS 3.0.31-1 (2015-06-22)
- (master) changed metadata storing policy - when there are no followers, then store metadata every hour (pro version only)
* MooseFS 3.0.30-1 (2015-06-19)
- (master) added 'empty' chunk count to mfscheckfile (fixed mfsfileinfo on sparse files)
- (master) added 'mfsrmsnapshot' (remove whole directory created as a result of mfsmakesnapshot)
- (tools) fixed memory overrun error during mfssetgoal
- (all) improved reloading cfg files (commented out options should be treated the same as options set to default values)
* MooseFS 3.0.29-1 (2015-06-18)
- (master) fixed truncate bug (freezing mount during truncate in some rare scenarios)
* MooseFS 3.0.28-1 (2015-06-17)
- (master) fixed lock issue on empty (chunkid==0) chunk
* MooseFS 3.0.27-1 (2015-06-16)
- (master) fixed memory allocation size bug in chunk's "ftab"
* MooseFS 3.0.26-1 (2015-06-15)
- (master+tools) added reportig invalid chunks to mfsfileinfo
- (cs) added protection against using '.chunkdb' when folders were changed by user
- (master) fixed free inodes list issue (can happen only during first 60 seconds after starting master with new metadata)
* MooseFS 3.0.25-1 (2015-06-11)
- (cs) fixed sending disk sizes after chunk deletions
- (tools) added displaying chunk information in "mfsfileinfo" for chunks exceeding file size
- (cli+cgi) added "missing chunk type" column in "missing files" table
- (master) added automatic fixing missing chunks exceeding file size
- (cs) fixed "got unknown message (type:212)" issue
- (cs) added ip and port to connection error message
- (master+mount) added length and write/read synchronization between nodes
- (mount) removed waiting for data sync on mfs_release
- (master+mount) added not cacheable ENOENT status
* MooseFS 3.0.24-1 (2015-06-01)
- (master) changed two highest replication priorities (fixes problem with slow replication from "marked for removal" disks)
- (cs) added option '!' to paths in mfshdd.cfg - ignore 'metaid'
* MooseFS 3.0.23-1 (2015-05-19)
- (configure) added python as dependency for mfscgiserv
- (mount) readdata module improvements (masterdata cache)
* MooseFS 3.0.22-1 (2015-05-15)
- (mount) fixed dircache invalidation
* MooseFS 3.0.21-1 (2015-05-14)
- (master) fixed bug in flock (bsd) locks
* MooseFS 3.0.20-1 (2015-05-12)
- (cli) fixed "last save time" in master general info (-SIG)
- (master) added "last seen paths" to TRASH and SUSTAINED files in inode to path resolver
- (mount) fixed "race conditions" in new reading module (intr. in 3.0.19)
- (mount) added "mfsnoxattrs","mfsnoposixlocks" and "mfsnobsdlocks" options
- (master) added support for "DEFAULT" options in mfsexports.cfg
* MooseFS 3.0.19-1 (2015-05-08)
- (master) removed missing chunks/files from messages
- (cli+cgi) added presenting missing chunks/files in separate table
- (mount) improved reading performance
- (master) added missing chunks/files log
- (master) added fast delete during rebalance
* MooseFS 3.0.18-1 (2015-04-29)
- (master) fixed bug in chunk unlocking mechanism (few writes to the same chunk may cause master freezing)
* MooseFS 3.0.17-1 (2015-04-20)
- (master) fixed 'df' for subnodes with quota set on ancestor nodes
* MooseFS 3.0.16-1 (2015-04-15)
- (all) changed freebsd ports
- (cgiserv) fixed POST handling
- (mount) fixed handling read-ahead upper limit
* MooseFS 3.0.15-1 (2015-04-10)
- (master) added 'admin' flag to default mfsexport.cfg
- (master) fixed setgoal bug (user couldn't change goal without admin privilege)
* MooseFS 3.0.14-1 (2015-04-09)
- (mount) fixed rare getgroup race condition
* MooseFS 3.0.13-1 (2015-04-03)
- (tools,mount) fixed man pages
* MooseFS 3.0.12-1 (2015-03-31)
- (netdump) fixed man page
* MooseFS 3.0.11-1 (2015-03-18)
- (all) changed licence of standard version to GPLv2
- (all) changed name moosefs-ce to just moosefs
* MooseFS 3.0.10-1 (2015-03-10)
- (master) fixed possible reference to freed memory during metadata recovery
- (master) added minimal priority queue length
- (cs) fixed removing damaged disks (lock file issue)
- (master) treat servers in maintenance mode as overloaded (no chunk creations, replications etc.)
- (master+tools) added tools for manipulating archive flag
- (master+mount) added preferred labels for I/O
- (master) added option for setting length of chunks priority queues
* MooseFS 3.0.9-1 (2015-02-19)
- (all) added separated goal for "create", "keep" and "archive"
- (all) added "create mode" (loose/standard/strict)
- (master) fixed check for ENOSPC condition
- (mount) added "chunkready" condition before close (alternative to full fsync)
* MooseFS 3.0.8-1 (2015-02-11)
- (master) fixed descriptor leak
- (mount) new delayed ops scheduler
* MooseFS 3.0.7-1 (2015-02-06)
- (cs+master) added heavy-loaded status
* MooseFS 3.0.6-1 (2015-02-05)
- (master) removed chunk preallocation
- (master) added write-in-progress counters
- (master) added experimental "new chunk" algorithm
* MooseFS 3.0.5-1 (2015-02-03)
- (master) changed preallocation algorithm
- (all) changed assert macros (added source file and line number to syslog msg)
- (mount) made fsync before close optional (added option mfsfsyncbeforeclose)
* MooseFS 3.0.4-1 (2015-02-02)
- (cs) made fsync before close optional
- (all) added missing options to manpages
- (mount+master) changed atime/mtime setattr handling (avoid fsync on mtime change)
* MooseFS 3.0.3-1 (2015-01-30)
- (cs) disabled Nagle's algorithm in mainserv and replicator
* MooseFS 3.0.2-1 (2015-01-29)
- (master) added experimental functions in preallocation
* MooseFS 3.0.1-1 (2015-01-28)
- (master) changed preallocation formula
- (master) changed choosing privlileged servers for rebalance replication
- (cs) added new xor-replication
* MooseFS 3.0.0-1 (2015-01-22)
- (master+mount) fixed small posix incompatibility (utime with NULL arg)
- (all) change version to 3.0
* MooseFS 2.1.12-1 (2015-01-13)
- (master+cs) monotonic chart counters
- (cs) fixed error handling in writing data (mainserv)
* MooseFS 2.1.11-1 (2015-01-12)
- (master) better state switching (pro version only)
* MooseFS 2.1.10-1 (2015-01-09)
- (cs) fixed handling .metaid file
- (cs) fixed showing incorrect I/O error messages
- (cs) fixed drive removals
* MooseFS 2.1.9-1 (2015-01-08)
- (master) force rebalancing when some servers are almost full (regardless of undergoal priority queues)
- (master) fixed adding chunks to priority queues (when replication limits are not reached then undergoal chunks shouldn't be added to queues)
- (master) fixed potential double decreasing number of sockets in session data
* MooseFS 2.1.8-1 (2015-01-07)
- (master) fixed leader-follower synchronization issue (preallocated chunk deletion - pro version only)
- (master) fixed setting goal to 9
* MooseFS 2.1.7-1 (2014-12-24)
- (master) fixed serious incompatibility with mounts 2.1+
- (master) added chunk preallocation
- (master) added deleting wrong versioned chunks that do not belong to any file
- (mount) fixed printed information about mapall (thanks to Tom Ivar Helbekkmo)
- (master) fixed rmdir mapall/maproot rights check (thanks to Tom Ivar Helbekkmo)
* MooseFS 2.1.6-1 (2014-12-22)
- (master) added rollback after client disconnection
* MooseFS 2.1.5-1 (2014-12-19)
- (master) fixed algorithm responsible for choosing servers for new chunks
- (master) rollback changes when no chunkservers finished chunk ops (like create,duplicate etc.)
* MooseFS 2.1.4-1 (2014-12-17)
- (cgi+cli) added labelset tables
- (master) minor changes in replication algorithm
* MooseFS 2.1.3-1 (2014-12-15)
- (master) fixed replication algorithm (no replication for labeled chunks when one or more servers are disconnected)
- (cgi+cli) fixed typo (number of column for disconnected chunkservers in cli mode)
* MooseFS 2.1.2-1 (2014-12-12)
- (master) added quota-licences (pro version only)
- (master) restrict label manipulations to mounts with 'admin' property in exports file
* MooseFS 2.1.1-1 (2014-12-10)
- (tools) added tools for copying mfs attributes (mfscopygoal,mfscopytrashtime,mfscopyeattr and mfscopyquota)
* MooseFS 2.1.0-1 (2014-12-04)
- (mount+master) added support for global flock locks (Linux, kernel 3.8+, libfuse 2.9+ only)
- (mount+master) added support for global posix locks (Linux only)
- (cgi+cli) added resources tab with open files and acquired locks
- (master) better 'wrong version' chunks handling
- (mount) changes in 'write' procedures (much faster random writes)
- (all) added support for labels (georeplication)
* MooseFS 2.0.44-1 (2014-11-27)
- (master) fixed read rebalance limit
* MooseFS 2.0.43-1 (2014-10-31)
- (master) introducing new licence model (new licences with size limit for pro version)
- (all) fixed portability issues with usleep (thanks to Tom Ivar Helbekkmo)
- (all) setting socket options after listen (thanks to Tom Ivar Helbekkmo)
* MooseFS 2.0.42-1 (2014-10-29)
- (tools) fixed printing ip numbers in mfsfileinfo
- (mount) changed format of ip numbers in messages from hex to standard
- (master) changed format of ip numbers in some messages from hex to standard
* MooseFS 2.0.41-1 (2014-10-21)
- (mount) fixed buffer overrun (FreeBSD and OS X only)
* MooseFS 2.0.40-1 (2014-10-15)
- (cs) fixed serious bug (new chunks were created on disks 'marked for removal') - introduced in 1.7.31
- (cs) fixed bug (segfault on very rare occasions during disk scanning just after startup - caused by damaged chunk files)
- (mount) fixed memory leak (supplementary group tabs) - intr. in 2.0.1
- (rpm) fixed systemd scripts
- (daemons) added increasing limit of core dump size (debugging purposes)
* MooseFS 2.0.39-1 (2014-10-06)
- (mount) added ability to mount from /etc/fstab on FreeBSD
* MooseFS 2.0.38-1 (2014-10-02)