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|
plugin_name: perf.plugin
modules:
- meta:
plugin_name: perf.plugin
module_name: perf.plugin
monitored_instance:
name: CPU performance
link: "https://kernel.org/"
categories:
- data-collection.linux-systems
icon_filename: "bolt.svg"
related_resources:
integrations:
list: []
info_provided_to_referring_integrations:
description: ""
keywords:
- linux
- cpu performance
- cpu cache
- perf.plugin
most_popular: false
overview:
data_collection:
metrics_description: "This collector monitors CPU performance metrics about cycles, instructions, migrations, cache operations and more."
method_description: "It uses syscall (2) to open a file descriptior to monitor the perf events."
supported_platforms:
include:
- Linux
exclude: []
multi_instance: true
additional_permissions:
description: "It needs setuid to use necessary syscall to collect perf events. Netada sets the permission during installation time."
default_behavior:
auto_detection:
description: ""
limits:
description: ""
performance_impact:
description: ""
setup:
prerequisites:
list: []
configuration:
file:
name: "netdata.conf"
section_name: "[plugin:perf]"
description: "The main netdata configuration file."
options:
description: |
You can get the available options running:
```bash
/usr/libexec/netdata/plugins.d/perf.plugin --help
````
folding:
title: "Config options"
enabled: true
list:
- name: update every
description: Data collection frequency.
default_value: 1
required: false
- name: command options
description: Command options that specify charts shown by plugin.
default_value: 1
required: true
examples:
folding:
enabled: true
title: "Config"
list:
- name: All metrics
folding:
enabled: false
description: Monitor all metrics available.
config: |
[plugin:perf]
command options = all
- name: CPU cycles
description: Monitor CPU cycles.
config: |
[plugin:perf]
command options = cycles
troubleshooting:
problems:
list: []
alerts: []
metrics:
folding:
title: Metrics
enabled: false
description: ""
availability: []
scopes:
- name: global
description: "These metrics refer to the entire monitored application."
labels: []
metrics:
- name: perf.cpu_cycles
description: CPU cycles
unit: "cycles/s"
chart_type: line
dimensions:
- name: cpu
- name: ref_cpu
- name: perf.instructions
description: Instructions
unit: "instructions/s"
chart_type: line
dimensions:
- name: instructions
- name: perf.instructions_per_cycle
description: Instructions per Cycle(IPC)
unit: "instructions/cycle"
chart_type: line
dimensions:
- name: ipc
- name: perf.branch_instructions
description: Branch instructions
unit: "instructions/s"
chart_type: line
dimensions:
- name: instructions
- name: misses
- name: perf.cache
description: Cache operations
unit: "operations/s"
chart_type: line
dimensions:
- name: references
- name: misses
- name: perf.bus_cycles
description: Bus cycles
unit: "cycles/s"
chart_type: line
dimensions:
- name: bus
- name: perf.stalled_cycles
description: Stalled frontend and backend cycles
unit: "cycles/s"
chart_type: line
dimensions:
- name: frontend
- name: backend
- name: perf.migrations
description: CPU migrations
unit: "migrations"
chart_type: line
dimensions:
- name: migrations
- name: perf.alignment_faults
description: Alignment faults
unit: "faults"
chart_type: line
dimensions:
- name: faults
- name: perf.emulation_faults
description: Emulation faults
unit: "faults"
chart_type: line
dimensions:
- name: faults
- name: perf.l1d_cache
description: L1D cache operations
unit: "events/s"
chart_type: line
dimensions:
- name: read_access
- name: read_misses
- name: write_access
- name: write_misses
- name: perf.l1d_cache_prefetch
description: L1D prefetch cache operations
unit: "prefetches/s"
chart_type: line
dimensions:
- name: prefetches
- name: perf.l1i_cache
description: L1I cache operations
unit: "events/s"
chart_type: line
dimensions:
- name: read_access
- name: read_misses
- name: perf.ll_cache
description: LL cache operations
unit: "events/s"
chart_type: line
dimensions:
- name: read_access
- name: read_misses
- name: write_access
- name: write_misses
- name: perf.dtlb_cache
description: DTLB cache operations
unit: "events/s"
chart_type: line
dimensions:
- name: read_access
- name: read_misses
- name: write_access
- name: write_misses
- name: perf.itlb_cache
description: ITLB cache operations
unit: "events/s"
chart_type: line
dimensions:
- name: read_access
- name: read_misses
- name: perf.pbu_cache
description: PBU cache operations
unit: "events/s"
chart_type: line
dimensions:
- name: read_access
|
