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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
|