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template-app-varnish-cache.j2
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template-app-varnish-cache.j2
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{%- set name = name|default('Varnish Cache') -%}
{%- set description = description|default('') -%}
{%- set release = release|default('trunk') -%}
{%- set seed = ['Allenta', 'Varnish Cache']|join('/') -%}
{%- set master = 'varnish.stats["{$VARNISH_CACHE.LOCATIONS}"]' -%}
{#-#########################################################################-#}
{#- MACROS -#}
{#-#########################################################################-#}
{%- macro trigger(definition) -%}
<uuid>{{ [seed, definition.id]|join('/')|zuuid }}</uuid>
<expression>{{ definition.expression|e }}</expression>
<name>{{ definition.name|e }}</name>
<priority>{{ definition.priority }}</priority>
{%- if 'recovery' in definition %}
<recovery_mode>RECOVERY_EXPRESSION</recovery_mode>
<recovery_expression>{{ definition.recovery|e }}</recovery_expression>
{%- endif %}
{%- endmacro -%}
{%- macro discovery_rule(rule, items, triggers) -%}
<discovery_rule>
<uuid>{{ [seed, rule.id]|join('/')|zuuid }}</uuid>
<name>{{ rule.name|e }}</name>
<type>ZABBIX_ACTIVE</type>
<key>{{ rule.key|e }}</key>
<delay>{$VARNISH_CACHE.LLD_UPDATE_INTERVAL:"{{ rule.context }}"}</delay>
<lifetime>{$VARNISH_CACHE.LLD_KEEP_LOST_RESOURCES_PERIOD:"{{ rule.context }}"}</lifetime>
{%- if rule.context != 'items' %}
<filter>
<conditions>
<condition>
{%- if version in ('6.0', '6.2', '6.4', '7.0') %}
<formulaid>A</formulaid>
{%- endif %}
<macro>{{ '{#' }}SUBJECT}</macro>
<operator>NOT_MATCHES_REGEX</operator>
<value>{$VARNISH_CACHE.LLD_EXCLUDED_SUBJECTS:"{{ rule.context }}"}</value>
</condition>
</conditions>
</filter>
{%- endif %}
<item_prototypes>
{%- for item in items %}
<item_prototype>
<uuid>{{ [seed, item.id]|join('/')|zuuid }}</uuid>
<name>Varnish Cache[{{ '{#' }}LOCATION}] - {{ item.name|e }}</name>
<type>{{ item.type }}</type>
<key>{{ item.key|e }}</key>
{%- if 'delay' in item and item.delay %}
<delay>{$VARNISH_CACHE.ITEM_UPDATE_INTERVAL}</delay>
{%- elif version in ('6.0', '6.2', '6.4', '7.0') %}
<delay>0</delay>
{%- endif %}
{%- if 'history' in item and not item.history %}
<history>0</history>
{%- else %}
<history>{$VARNISH_CACHE.ITEM_HISTORY_STORAGE_PERIOD}</history>
{%- endif %}
{%- if 'trends' in item and not item.trends %}
{%- if version in ('6.0', '6.2', '6.4', '7.0') %}
<trends>0</trends>
{%- endif %}
{%- else %}
<trends>{$VARNISH_CACHE.ITEM_TREND_STORAGE_PERIOD}</trends>
{%- endif %}
<value_type>{{ item.value_type }}</value_type>
<units>{{ item.units|default('')|e }}</units>
<params>{{ item.params|default('')|e }}</params>
{%- if 'preprocessing' in item %}
<preprocessing>
{%- for step in item.preprocessing %}
<step>
<type>{{ step.type }}</type>
<parameters>
{%- for param in step.params|default([]) %}
<parameter>{{ param|e }}</parameter>
{%- endfor %}
</parameters>
<error_handler>{{ step.error_handler|default('ORIGINAL_ERROR') }}</error_handler>
</step>
{%- endfor %}
</preprocessing>
{%- endif %}
{%- if 'master_item_key' in item %}
<master_item>
<key>{{ item.master_item_key|e }}</key>
</master_item>
{%- endif %}
<tags>
<tag>
<tag>Application</tag>
<value>Varnish Cache</value>
</tag>
</tags>
{%- if 'triggers' in item %}
<trigger_prototypes>
{%- for definition in item.triggers %}
<trigger_prototype>
{{ trigger(definition) }}
</trigger_prototype>
{%- endfor %}
</trigger_prototypes>
{%- endif %}
</item_prototype>
{%- endfor %}
</item_prototypes>
<trigger_prototypes>
{%- for definition in triggers %}
<trigger_prototype>
{{ trigger(definition) }}
</trigger_prototype>
{%- endfor %}
</trigger_prototypes>
</discovery_rule>
{%- endmacro -%}
{#-#########################################################################-#}
{#- MAIN -#}
{#-#########################################################################-#}
<?xml version="1.0" encoding="UTF-8"?>
<zabbix_export>
<version>{{ version }}</version>
{%- if version in ('6.0', '6.2') %}
<date>2018-12-28T11:56:28Z</date>
{%- endif %}
{%- if version != '6.0' %}
<template_groups>
<template_group>
{%- else %}
<groups>
<group>
{%- endif %}
<uuid>7df96b18c230490a9a0a9e2307226338</uuid>
<name>Templates</name>
{%- if version != '6.0' %}
</template_group>
</template_groups>
{%- else %}
</group>
</groups>
{%- endif %}
<templates>
<template>
<uuid>{{ [seed]|join('/')|zuuid }}</uuid>
<template>Template App {{ name|e }}</template>
<name>Template App {{ name|e }}</name>
{%- if description %}
<description>{{ description|e }}</description>
{%- endif %}
{%- if version not in ('6.0', '6.2') %}
<vendor>
<name>Allenta Consulting S.L.</name>
<version>{{ version }}-{{ release|e }}</version>
</vendor>
{%- endif %}
<groups>
<group>
<name>Templates</name>
</group>
</groups>
{#-##############################################################}
{#- ITEMS #}
{#-##############################################################}
<items>
{%- for item in [
{
'id': 'item-1',
'name': 'stats',
'key': master,
'history': false,
'trends': false,
'value_type': 'TEXT',
'triggers': [],
},
{
'id': 'item-2',
'name': '$1 processes',
'key': 'proc.num[varnishd]',
'value_type': 'UNSIGNED',
'triggers': [
{
'id': 'trigger-2.1',
'name': 'Varnish Cache is not running',
'expression':
'last(/Template App ' + name + '/proc.num[varnishd])'
'<{$VARNISH_CACHE.VARNISH_PROCESSES.MIN}',
'priority': 'DISASTER',
},
],
},
{
'id': 'item-3',
'name': '$1 processes',
'key': 'proc.num[varnishncsa]',
'value_type': 'UNSIGNED',
'triggers': [
{
'id': 'trigger-3.1',
'name': 'Varnish NCSA log is not running',
'expression':
'last(/Template App ' + name + '/proc.num[varnishncsa])'
'<{$VARNISH_CACHE.NCSA_PROCESSES.MIN}',
'priority': 'DISASTER',
},
],
},
{
'id': 'item-4',
'name': '$1 processes',
'key': 'proc.num[varnishlog]',
'value_type': 'UNSIGNED',
'triggers': [
{
'id': 'trigger-4.1',
'name': 'Varnish raw log is not running',
'expression':
'last(/Template App ' + name + '/proc.num[varnishlog])'
'<{$VARNISH_CACHE.RAW_LOG_PROCESSES.MIN}',
'priority': 'DISASTER',
},
],
},
{
'id': 'item-5',
'name': '$1 processes',
'key': 'proc.num[varnish-agent]',
'value_type': 'UNSIGNED',
'triggers': [
{
'id': 'trigger-5.1',
'name': 'Varnish Agent is not running',
'expression':
'last(/Template App ' + name + '/proc.num[varnish-agent])'
'<{$VARNISH_CACHE.AGENT_PROCESSES.MIN}',
'priority': 'DISASTER',
},
],
},
{
'id': 'item-6',
'name': '$1 processes',
'key': 'proc.num[broadcaster]',
'value_type': 'UNSIGNED',
'triggers': [
{
'id': 'trigger-6.1',
'name': 'Varnish Broadcaster is not running',
'expression':
'last(/Template App ' + name + '/proc.num[broadcaster])'
'<{$VARNISH_CACHE.BROADCASTER_PROCESSES.MIN}',
'priority': 'DISASTER',
},
],
},
{
'id': 'item-7',
'name': '$1 processes',
'key': 'proc.num[vcs-agent]',
'value_type': 'UNSIGNED',
'triggers': [
{
'id': 'trigger-7.1',
'name': 'VCS Agent is not running',
'expression':
'last(/Template App ' + name + '/proc.num[vcs-agent])'
'<{$VARNISH_CACHE.VCS_AGENT_PROCESSES.MIN}',
'priority': 'DISASTER',
},
],
},
{
'id': 'item-8',
'name': 'varnishd mem.vsize (virtual memory size)',
'key': 'proc.mem["{$VARNISH_CACHE.PROC_MEM.VARNISHD.NAME}",,,,vsize]',
'value_type': 'UNSIGNED',
'units': 'B',
'triggers': [],
},
{
'id': 'item-9',
'name': 'varnishd mem.rss (resident set size)',
'key': 'proc.mem["{$VARNISH_CACHE.PROC_MEM.VARNISHD.NAME}",,,,rss]',
'value_type': 'UNSIGNED',
'units': 'B',
'triggers': [],
},
{
'id': 'item-10',
'name': 'varnishd mem.size (size of process code + data + stack segments)',
'key': 'proc.mem["{$VARNISH_CACHE.PROC_MEM.VARNISHD.NAME}",,,,size]',
'value_type': 'UNSIGNED',
'units': 'B',
'triggers': [],
},
{
'id': 'item-11',
'name': 'varnishd mem.swap (size of swap space used)',
'key': 'proc.mem["{$VARNISH_CACHE.PROC_MEM.VARNISHD.NAME}",,,,swap]',
'value_type': 'UNSIGNED',
'units': 'B',
'triggers': [],
},
] %}
<item>
<uuid>{{ [seed, item.id]|join('/')|zuuid }}</uuid>
<name>Varnish Cache - {{ item.name|e }}</name>
<type>ZABBIX_ACTIVE</type>
<key>{{ item.key|e }}</key>
<delay>{$VARNISH_CACHE.ITEM_UPDATE_INTERVAL}</delay>
{%- if 'history' in item and not item.history %}
<history>0</history>
{%- else %}
<history>{$VARNISH_CACHE.ITEM_HISTORY_STORAGE_PERIOD}</history>
{%- endif %}
{%- if 'trends' in item and not item.trends %}
{%- if version in ('6.0', '6.2', '6.4', '7.0') %}
<trends>0</trends>
{%- endif %}
{%- else %}
<trends>{$VARNISH_CACHE.ITEM_TREND_STORAGE_PERIOD}</trends>
{%- endif %}
<value_type>{{ item.value_type }}</value_type>
<units>{{ item.units|default('')|e }}</units>
<tags>
<tag>
<tag>Application</tag>
<value>Varnish Cache</value>
</tag>
</tags>
{%- if item.triggers %}
<triggers>
{%- for definition in item.triggers %}
<trigger>
{{ trigger(definition) }}
</trigger>
{%- endfor %}
</triggers>
{%- endif %}
{%- if item.name == 'stats' %}
<preprocessing>
<step>
<type>JAVASCRIPT</type>
<parameters>
<parameter>
var exclusions = '{$VARNISH_CACHE.EXCLUDED_STATS}'.trim();
// This check is not just a simple optimization to avoid using never matching
// regexps like '^(?!)' when filtering is not needed. JavaScript based filtering
// effectively limits precision of numeric values and it could trigger rendering
// of values using scientific notation.
if (exclusions !== '') {
exclusions = new RegExp(exclusions);
var stats = JSON.parse(value);
Object.keys(stats).forEach(function(key) {
var name = key.replace(/^[^.]*[.]/, '');
if (exclusions.test(name)) {
delete stats[key];
}
});
return JSON.stringify(stats);
} else {
return value;
}
</parameter>
</parameters>
</step>
</preprocessing>
{%- endif %}
</item>
{%- endfor %}
</items>
{#-##############################################################}
{#- DISCOVERY RULES #}
{#-##############################################################}
<discovery_rules>
{#-##########################################################}
{#- ITEMS DISCOVERY #}
{#-##########################################################}
{{ discovery_rule(
{
'id': 'discovery-rule-1',
'name': 'Items discovery',
'key': 'varnish.discovery["{$VARNISH_CACHE.LOCATIONS}","items"]',
'context': 'items',
},
[
{
'id': 'item-prototype-1.1',
'name': 'MEMORY.size (virtual size)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MEMORY.size"]',
'value_type': 'UNSIGNED',
'units': 'B',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MEMORY.size\']'],
'error_handler': 'DISCARD_VALUE',
},
],
},
{
'id': 'item-prototype-1.2',
'name': 'MEMORY.resident (resident size)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MEMORY.resident"]',
'value_type': 'UNSIGNED',
'units': 'B',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MEMORY.resident\']'],
'error_handler': 'DISCARD_VALUE',
},
],
},
{
'id': 'item-prototype-1.3',
'name': 'MEMORY.shared (shared size)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MEMORY.shared"]',
'value_type': 'UNSIGNED',
'units': 'B',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MEMORY.shared\']'],
'error_handler': 'DISCARD_VALUE',
},
],
},
{
'id': 'item-prototype-1.4',
'name': 'MEMORY.text (code size)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MEMORY.text"]',
'value_type': 'UNSIGNED',
'units': 'B',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MEMORY.text\']'],
'error_handler': 'DISCARD_VALUE',
},
],
},
{
'id': 'item-prototype-1.5',
'name': 'MEMORY.data (data + stack size)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MEMORY.data"]',
'value_type': 'UNSIGNED',
'units': 'B',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MEMORY.data\']'],
'error_handler': 'DISCARD_VALUE',
},
],
},
{
'id': 'item-prototype-1.6',
'name': 'MEMORY.swap (swapped size)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MEMORY.swap"]',
'value_type': 'UNSIGNED',
'units': 'B',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MEMORY.swap\']'],
'error_handler': 'DISCARD_VALUE',
},
],
},
{
'id': 'item-prototype-1.7',
'name': 'PAGE_FAULTS.minor (minor page faults / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","PAGE_FAULTS.minor"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.PAGE_FAULTS.minor\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.8',
'name': 'PAGE_FAULTS.major (major page faults / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","PAGE_FAULTS.major"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.PAGE_FAULTS.major\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.9',
'name': 'MAIN.backend_busy (backend connections too many / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.backend_busy"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.backend_busy\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.10',
'name': 'MAIN.backend_conn (backend connections successfully stablished / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.backend_conn"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.backend_conn\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.11',
'name': 'MAIN.backend_fail (backend connection failures / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.backend_fail"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.backend_fail\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
'triggers': [
{
'id': 'trigger-prototype-1.11.1',
'name': 'Varnish Cache[{#LOCATION}] is getting backend connection failures',
'expression':
'{$VARNISH_CACHE.BACKEND_CONNECTION_FAILURES_RATE.ENABLED:"{#LOCATION_ID}"} and '
'min(/Template App ' + name + '/varnish.stat["{#LOCATION_ID}","MAIN.backend_fail"],{$VARNISH_CACHE.BACKEND_CONNECTION_FAILURES_RATE.SAMPLES:"{#LOCATION_ID}"})'
'>{$VARNISH_CACHE.BACKEND_CONNECTION_FAILURES_RATE.MAX:"{#LOCATION_ID}"}',
'priority': 'WARNING',
},
],
},
{
'id': 'item-prototype-1.12',
'name': 'MAIN.backend_recycle (backend connection recycles / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.backend_recycle"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.backend_recycle\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.13',
'name': 'MAIN.backend_req (backend requests made / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.backend_req"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.backend_req\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.14',
'name': 'MAIN.backend_retry (backend connnections retry / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.backend_retry"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.backend_retry\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.15',
'name': 'MAIN.backend_reuse (backend connection reuses / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.backend_reuse"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.backend_reuse\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.16',
'name': 'MAIN.backend_unhealthy (backend connections not attempted / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.backend_unhealthy"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.backend_unhealthy\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.17',
'name': 'MAIN.bans (number of bans)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.bans"]',
'value_type': 'UNSIGNED',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.bans\']'],
'error_handler': 'DISCARD_VALUE',
},
],
},
{
'id': 'item-prototype-1.18',
'name': 'MAIN.bans_lurker_obj_killed (objects killed by bans lurker / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.bans_lurker_obj_killed"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.bans_lurker_obj_killed\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.19',
'name': 'MAIN.bans_lurker_obj_killed_cutoff (objects killed by bans lurker for cutoff / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.bans_lurker_obj_killed_cutoff"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.bans_lurker_obj_killed_cutoff\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.20',
'name': 'MAIN.bans_obj_killed (objects killed by bans during lookup / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.bans_obj_killed"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.bans_obj_killed\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.21',
'name': 'MAIN.busy_killed (requests killed after sleep on busy objhdr / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.busy_killed"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.busy_killed\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.22',
'name': 'MAIN.busy_sleep (requests sent to sleep on busy objhdr / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.busy_sleep"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.busy_sleep\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.23',
'name': 'MAIN.busy_wakeup (requests woken after sleep on busy objhdr / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.busy_wakeup"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.busy_wakeup\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.24',
'name': 'MAIN.c_ykey_purges (YKey purge operations executed / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.c_ykey_purges"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.c_ykey_purges\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.25',
'name': 'MAIN.cache_hit (cache hits / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.cache_hit"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.cache_hit\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.26',
'name': 'MAIN.cache_hitmiss (cache hits for miss / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.cache_hitmiss"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.cache_hitmiss\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.27',
'name': 'MAIN.cache_hitpass (cache hits for pass / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.cache_hitpass"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.cache_hitpass\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.28',
'name': 'MAIN.cache_hit_grace (cache grace hits / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.cache_hit_grace"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.cache_hit_grace\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.29',
'name': 'MAIN.cache_miss (cache misses / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.cache_miss"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.cache_miss\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.30',
'name': 'MAIN.client_resp_500 (delivery failed due to insufficient workspace / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.client_resp_500"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.client_resp_500\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.31',
'name': 'MAIN.client_req (good -parseable- client requests received / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.client_req"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.client_req\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.32',
'name': 'MAIN.client_req_400 (client requests received, subject to 400 errors / sec)',
'type': 'DEPENDENT',
'key': 'varnish.stat["{#LOCATION_ID}","MAIN.client_req_400"]',
'value_type': 'FLOAT',
'units': 'eps',
'master_item_key': master,
'preprocessing': [
{
'type': 'JSONPATH',
'params': ['$[\'{#LOCATION_ID}.MAIN.client_req_400\']'],
'error_handler': 'DISCARD_VALUE',
},
{
'type': 'CHANGE_PER_SECOND',
},
],
},
{
'id': 'item-prototype-1.33',