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* Corrected json config in numastatsMetric.md

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* Added some debug output to numastatsMetric.go
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Holger Obermaier
2022-11-16 14:10:25 +01:00
parent 9840d0193d
commit e66d52bb32
2 changed files with 30 additions and 17 deletions
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8
collectors/numastatsMetric.md
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@@ -1,15 +1,17 @@
## `numastat` collector
```json
"numastat": {}
"numastats": {}
```
The `numastat` collector reads data from `/sys/devices/system/node/node*/numastat` and outputs a handful **memoryDomain** metrics. See: https://www.kernel.org/doc/html/latest/admin-guide/numastat.html
The `numastat` collector reads data from `/sys/devices/system/node/node*/numastat` and outputs a handful **memoryDomain** metrics. See: <https://www.kernel.org/doc/html/latest/admin-guide/numastat.html>
Metrics:
* `numastats_numa_hit`: A process wanted to allocate memory from this node, and succeeded.
* `numastats_numa_miss`: A process wanted to allocate memory from another node, but ended up with memory from this node.
* `numastats_numa_foreign`: A process wanted to allocate on this node, but ended up with memory from another node.
* `numastats_local_node`: A process ran on this node's CPU, and got memory from this node.
* `numastats_other_node`: A process ran on a different node's CPU, and got memory from this node.
* `numastats_interleave_hit`: Interleaving wanted to allocate from this node and succeeded.
* `numastats_interleave_hit`: Interleaving wanted to allocate from this node and succeeded.