Add CPU id to trace and trace metadata #249
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rockdaboot
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Nov 21, 2024
ltrk2
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Dec 4, 2024
* Fix unwinding at syscall on aarch64 (open-telemetry#218) * Add PID as an attribute in each sample (open-telemetry#212) * ebpf: increase number of stack delta buckets (open-telemetry#231) Signed-off-by: Florian Lehner <[email protected]> * reporter: use htlhash attribute for profiling specific hash (open-telemetry#236) Signed-off-by: Florian Lehner <[email protected]> * reporter: drop fifo (open-telemetry#239) Signed-off-by: Florian Lehner <[email protected]> * Drop more unused code (open-telemetry#240) * reporter: do not add empty attributes (open-telemetry#233) Signed-off-by: Florian Lehner <[email protected]> * controller: fix reporter interval mix up with monitor interval (open-telemetry#242) * Extract reporter runloop (open-telemetry#228) Co-authored-by: Christos Kalkanis <[email protected]> * Extract lookupcgroupv2 out of the otlp reporter (open-telemetry#227) * Add CPU id to trace and trace metadata (open-telemetry#249) * reporter: don't expire actively used executables (open-telemetry#247) * Remove legacy code from libpf.UnixTime64 (open-telemetry#252) * Turn kernel module file parsing errors into warnings (open-telemetry#255) Co-authored-by: Florian Lehner <[email protected]> * readatbuf: add missing check when reading from tail chunk (open-telemetry#259) * metrics: Don't send counters with 0 values (open-telemetry#246) --------- Signed-off-by: Florian Lehner <[email protected]> Co-authored-by: umanwizard <[email protected]> Co-authored-by: Bhavna Jindal <[email protected]> Co-authored-by: Florian Lehner <[email protected]> Co-authored-by: Tim Rühsen <[email protected]> Co-authored-by: Nayef Ghattas <[email protected]> Co-authored-by: Damien Mathieu <[email protected]> Co-authored-by: Christos Kalkanis <[email protected]> Co-authored-by: Tommy Reilly <[email protected]> Co-authored-by: Joel Höner <[email protected]>
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Requested by customers: parca-dev/parca-agent#2778
The idea is cpuid combined w/ timestamps can enable go trace style CPU core utilization graphs and give some limited insight into scheduler workings.