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Operating_Systems/Linux/template_linux_pressure/6.0/README.md
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| # Linux - Pressure Stall Information | ||
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| ## Overview | ||
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| Self-contained template for monitoring pressure stall information on Linux systems. Source: <https://github.com/hielsber-tamu/zabbix_template_linux_pressure> | ||
| ## Author | ||
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| Matthew Hielsberg - <[email protected]> | ||
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| ## Macros used | ||
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| |Name|Description|Default|Type| | ||
| |----|-----------|-------|----| | ||
| |{$CPU_FULL_AVG10_THRESH}|CPU starvation for ALL processes over 10 seconds|0|Integer| | ||
| |{$CPU_FULL_AVG60_THRESH}|CPU starvation for ALL processes over 60 seconds|0|Integer| | ||
| |{$CPU_FULL_AVG300_THRESH}|CPU starvation for ALL processes over 300 seconds|0|Integer| | ||
| |{$CPU_SOME_AVG10_THRESH}|CPU starvation for some processes over 10 seconds|75|Integer| | ||
| |{$CPU_SOME_AVG60_THRESH}|CPU starvation for some processes over 60 seconds|50|Integer| | ||
| |{$CPU_SOME_AVG300_THRESH}|CPU starvation for some processes over 300 seconds|25|Integer| | ||
| |{$IO_FULL_AVG10_THRESH}|IO starvation for ALL processes over 10 seconds|10|Integer| | ||
| |{$IO_FULL_AVG60_THRESH}|IO starvation for ALL processes over 60 seconds|5|Integer| | ||
| |{$IO_FULL_AVG300_THRESH}|IO starvation for ALL processes over 300 seconds|1|Integer| | ||
| |{$IO_SOME_AVG10_THRESH}|IO starvation for some processes over 10 seconds|50|Integer| | ||
| |{$IO_SOME_AVG60_THRESH}|IO starvation for some processes over 60 seconds|10|Integer| | ||
| |{$IO_SOME_AVG300_THRESH}|IO starvation for some processes over 300 seconds|5|Integer| | ||
| |{$MEMORY_FULL_AVG10_THRESH}|Memory starvation for ALL processes over 10 seconds|10|Integer| | ||
| |{$MEMORY_FULL_AVG60_THRESH}|Memory starvation for ALL processes over 60 seconds|5|Integer| | ||
| |{$MEMORY_FULL_AVG300_THRESH}|Memory starvation for ALL processes over 300 seconds|1|Integer| | ||
| |{$MEMORY_SOME_AVG10_THRESH}|Memory starvation for some processes over 10 seconds|50|Integer| | ||
| |{$MEMORY_SOME_AVG60_THRESH}|Memory starvation for some processes over 60 seconds|10|Integer| | ||
| |{$MEMORY_SOME_AVG300_THRESH}|Memory starvation for some processes over 300 seconds|5|Integer| | ||
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| ## Template links | ||
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| There are no template links in this template. | ||
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| ## Discovery rules | ||
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| There are no discovery rules in this template | ||
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| ## Items collected | ||
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| |Name|Description|Type|Key and additional info| | ||
| |----|-----------|----|-----------------------| | ||
| |CPU Pressure Stall Information - Text|Service item for gathering cpu ''some'' pressure (10s,60s,300s)|TEXT|key: vfs.file.contents[/proc/pressure/cpu]| | ||
| |CPU Pressure Stall Information - Full - 10s Average|The percentage of time all tasks were stalled on the CPU over the last 10s window.|FLOAT|key: psi_mth.cpu.full.avg10, master_item key: vfs.file.contents[/proc/pressure/cpu]| | ||
| |CPU Pressure Stall Information - Full - 60s Average|The percentage of time all tasks were stalled on the CPU over the last 60s window.|FLOAT|key: psi_mth.cpu.full.avg60, master_item key: vfs.file.contents[/proc/pressure/cpu]| | ||
| |CPU Pressure Stall Information - Full - 300s Average|The percentage of time all tasks were stalled on the CPU over the last 300s window.|FLOAT|key: psi_mth.cpu.full.avg300, master_item key: vfs.file.contents[/proc/pressure/cpu]| | ||
| |CPU Pressure Stall Information - Some - 10s Average|The percentage of time some tasks were stalled on the CPU over the last 10s window.|FLOAT|key: psi_mth.cpu.some.avg10, master_item key: vfs.file.contents[/proc/pressure/cpu]| | ||
| |CPU Pressure Stall Information - Some - 60s Average|The percentage of time some tasks were stalled on the CPU over the last 60s window.|FLOAT|key: psi_mth.cpu.some.avg60, master_item key: vfs.file.contents[/proc/pressure/cpu]| | ||
| |CPU Pressure Stall Information - Some - 300s Average|The percentage of time some tasks were stalled on the CPU over the last 300s window.|FLOAT|key: psi_mth.cpu.some.avg300, master_item key: vfs.file.contents[/proc/pressure/cpu]| | ||
| |IO Pressure Stall Information - Text|Service item for gathering io ''some'' and ''full'' pressure (10s,60s,300s)|TEXT|key: vfs.file.contents[/proc/pressure/io]| | ||
| |IO Pressure Stall Information - Full - 10s Average|The percentage of time all tasks were waiting on IO over the last 10s window.|FLOAT|key: psi_mth.io.full.avg10, master_item key: vfs.file.contents[/proc/pressure/io]| | ||
| |IO Pressure Stall Information - Full - 60s Average|The percentage of time all tasks were waiting on IO over the last 60s window.|FLOAT|key: psi_mth.io.full.avg60, master_item key: vfs.file.contents[/proc/pressure/io]| | ||
| |IO Pressure Stall Information - Full - 300s Average|The percentage of time all tasks were waiting on IO over the last 300s window.|FLOAT|key: psi_mth.io.full.avg300, master_item key: vfs.file.contents[/proc/pressure/io]| | ||
| |IO Pressure Stall Information - Some - 10s Average|The percentage of time some tasks were waiting on IO over the last 10s window.|FLOAT|key: psi_mth.io.some.avg10, master_item key: vfs.file.contents[/proc/pressure/io]| | ||
| |IO Pressure Stall Information - Some - 60s Average|The percentage of time some tasks were waiting on IO over the last 60s window.|FLOAT|key: psi_mth.io.some.avg60, master_item key: vfs.file.contents[/proc/pressure/io]| | ||
| |IO Pressure Stall Information - Some - 300s Average|The percentage of time some tasks were waiting on IO over the last 300s window.|FLOAT|key: psi_mth.io.some.avg300, master_item key: vfs.file.contents[/proc/pressure/io]| | ||
| |Memory Pressure Stall Information - Text|Service item for gathering memory ''some'' and ''full'' pressure (10s,60s,300s)|TEXT|key: vfs.file.contents[/proc/pressure/memory]| | ||
| |Memory Pressure Stall Information - Full - 10s Average|The percentage of time all tasks were waiting on memory over the last 10s window.|FLOAT|key: psi_mth.memory.full.avg10, master_item key: vfs.file.contents[/proc/pressure/memory]| | ||
| |Memory Pressure Stall Information - Full - 60s Average'|The percentage of time all tasks were waiting on memory over the last 60s window.|FLOAT|key: psi_mth.memory.full.avg60, master_item key: vfs.file.contents[/proc/pressure/memory]| | ||
| |Memory Pressure Stall Information - Full - 300s Average|The percentage of time all tasks were waiting on memory over the last 300s window.|FLOAT|key: psi_mth.memory.full.avg300, master_item key: vfs.file.contents[/proc/pressure/memory]| | ||
| |Memory Pressure Stall Information - Some - 10s Average|The percentage of time tasks were waiting on memory over the last 10s window.|FLOAT|key: psi_mth.memory.some.avg10, master_item key: vfs.file.contents[/proc/pressure/memory]| | ||
| |Memory Pressure Stall Information - Some - 60s Average'|The percentage of time tasks were waiting on memory over the last 60s window.|FLOAT|key: psi_mth.memory.some.avg60, master_item key: vfs.file.contents[/proc/pressure/memory]| | ||
| |Memory Pressure Stall Information - Some - 300s Average|The percentage of time tasks were waiting on memory over the last 300s window.|FLOAT|key: psi_mth.memory.some.avg300, master_item key: vfs.file.contents[/proc/pressure/memory]| | ||
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| ## Triggers | ||
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| |Name|Description|Expression|Priority| | ||
| |----|-----------|----------|--------| | ||
| |Linux PSI - CPU Full Avg 10 - Exceeds Threshold|The percentage of time all tasks were stalled on the CPU over the last 10s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.cpu.full.avg10)>{$CPU_FULL_AVG10_THRESH}|WARNING| | ||
| |Linux PSI - CPU Full Avg 60 - Exceeds Threshold|The percentage of time all tasks were stalled on the CPU over the last 60s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.cpu.full.avg60)>{$CPU_FULL_AVG60_THRESH}|WARNING| | ||
| |Linux PSI - CPU Full Avg 300 - Exceeds Threshold|The percentage of time all tasks were stalled on the CPU over the last 300s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.cpu.full.avg300)>{$CPU_FULL_AVG300_THRESH}|WARNING| | ||
| |Linux PSI - CPU Some Avg 10 - Exceeds Threshold|The percentage of time some tasks were stalled on the CPU over the last 10s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.cpu.some.avg10)>{$CPU_SOME_AVG10_THRESH}|INFO| | ||
| |Linux PSI - CPU Some Avg 60 - Exceeds Threshold|The percentage of time some tasks were stalled on the CPU over the last 60s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.cpu.some.avg60)>{$CPU_SOME_AVG60_THRESH}|INFO| | ||
| |Linux PSI - CPU Some Avg 300 - Exceeds Threshold|The percentage of time some tasks were stalled on the CPU over the last 300s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.cpu.some.avg300)>{$CPU_SOME_AVG300_THRESH}|INFO| | ||
| |Linux PSI - IO Full Avg 10 - Exceeds Threshold|The percentage of time all tasks were waiting on IO over the last 10s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.io.full.avg10)>{$IO_FULL_AVG10_THRESH}|INFO| | ||
| |Linux PSI - IO Full Avg 60 - Exceeds Threshold|The percentage of time all tasks were waiting on IO over the last 60s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.io.full.avg60)>{$IO_FULL_AVG60_THRESH}|INFO| | ||
| |Linux PSI - IO Full Avg 300 - Exceeds Threshold|The percentage of time all tasks were waiting on IO over the last 300s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.io.full.avg300)>{$IO_FULL_AVG300_THRESH}|INFO| | ||
| |Linux PSI - IO Some Avg 10 - Exceeds Threshold|The percentage of time some tasks were waiting on IO over the last 10s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.io.some.avg10)>{$IO_SOME_AVG10_THRESH}|INFO| | ||
| |Linux PSI - IO Some Avg 60 - Exceeds Threshold|The percentage of time some tasks were waiting on IO over the last 60s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.io.some.avg60)>{$IO_SOME_AVG60_THRESH}|INFO| | ||
| |Linux PSI - IO Some Avg 300 - Exceeds Threshold|The percentage of time some tasks were waiting on IO over the last 300s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.io.some.avg300)>{$IO_SOME_AVG300_THRESH}|INFO| | ||
| |Linux PSI - Memory Full Avg 10 - Exceeds Threshold|The percentage of time all tasks were waiting on memory over the last 10s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.memory.full.avg10)>{$MEMORY_FULL_AVG10_THRESH}|INFO| | ||
| |Linux PSI - Memory Full Avg 60 - Exceeds Threshold|The percentage of time all tasks were waiting on memory over the last 60s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.memory.full.avg60)>{$MEMORY_FULL_AVG60_THRESH}|INFO| | ||
| |Linux PSI - Memory Full Avg 300 - Exceeds Threshold|The percentage of time all tasks were waiting on memory over the last 300s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.memory.full.avg300)>{$MEMORY_FULL_AVG300_THRESH}|INFO| | ||
| |Linux PSI - Memory Some Avg 10 - Exceeds Threshold|The percentage of time some tasks were waiting on memory over the last 10s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.memory.some.avg10)>{$MEMORY_SOME_AVG10_THRESH}|INFO| | ||
| |Linux PSI - Memory Some Avg 60 - Exceeds Threshold|The percentage of time some tasks were waiting on memory over the last 60s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.memory.some.avg60)>{$MEMORY_SOME_AVG60_THRESH}|INFO| | ||
| |Linux PSI - Memory Some Avg 300 - Exceeds Threshold|The percentage of time some tasks were waiting on memory over the last 300s window exceeds the threshold|last(/Linux Pressure Stall Information - PSI/psi_mth.memory.some.avg300)>{$MEMORY_SOME_AVG300_THRESH}|INFO| | ||
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| ## Graphs | ||
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| Three graphs are included, each of which contains the 10, 60 and 300 second averages for both 'some' and 'full'. | ||
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| - CPU Pressure Stall Information | ||
| - IO Pressure Stall Information | ||
| - Memory Pressure Stall Information |
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