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https://issues.apache.org/jira/browse/IGNITE-27358?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viacheslav Blinov updated IGNITE-27358:
---------------------------------------
    Release Note: 
Added new metrics for aipersist/aimem storage:
- PageReplacements - Number of times a page was replaced (evicted) from the 
page cache
- PageCacheHits - Number of times a page was found in the page cache
- PageCacheMisses - Number of times a page was not found in the page cache and 
had to be loaded from disk.
- PageCacheHitRate - Page cache hit rate over the last 5 minutes.
- DirtyPages - Current number of dirty pages in memory
- LoadedPages - Current number of pages loaded in memory
- PageAcquireTime - Distribution of page acquisition time in nanoseconds.

  was:
Added new metrics:
- PageReplacements - Number of times a page was replaced (evicted) from the 
page cache
- PageCacheHits - Number of times a page was found in the page cache
- PageCacheMisses - Number of times a page was not found in the page cache and 
had to be loaded from disk.
- PageCacheHitRate - Page cache hit rate over the last 5 minutes.
- DirtyPages - Current number of dirty pages in memory
- LoadedPages - Current number of pages loaded in memory
- PageAcquireTime - Distribution of page acquisition time in nanoseconds.


> Add new "aipersist" page memory metrics
> ---------------------------------------
>
>                 Key: IGNITE-27358
>                 URL: https://issues.apache.org/jira/browse/IGNITE-27358
>             Project: Ignite
>          Issue Type: Improvement
>          Components: storage engines ai3
>            Reporter: Viacheslav Blinov
>            Assignee: Viacheslav Blinov
>            Priority: Major
>              Labels: ignite-3
>             Fix For: 3.2
>
>          Time Spent: 2h
>  Remaining Estimate: 0h
>
> Page memory metrics:
>  * Page cache hits (total, per last X seconds (depending on metrics export))
>  * Page cache misses (total, per last X seconds (depending on metrics export))
>  * Distribution of page acquisition time
>  * Page cache evictions count
>  * Current number of dirty pages



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