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https://issues.apache.org/jira/browse/IGNITE-10688?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yury Gerzhedovich updated IGNITE-10688:
---------------------------------------
Description:
As of now no such way to get IO statistics through SQL.
Need to expose system SQL views to be able view statistics for cache group
caches.
CACHE_GROUPS_IO
{quote}group_id - Cache group id
group_name - Name of cache group
physical_read - Number of physical read of pages
logical_read - Number of logical read of pages
{quote}
was:
As of now no such way to get IO statistics through SQL.
Need to expose two system SQL views to be able view statistics for indexes and
cache group caches.
1) STATIO_CACHE_GRP
{quote}cache_grp_name - Name of cache group
physical_read - Number of physical read of pages
logical_read - Number of logical read of pages{quote}
2) STATIO_IDX
{quote}cache_grp_name - Name of cache group{quote}
{quote}idx_name - Name of index
physical_read - Common number of physical reads of pages for the
index
logical_read - Common number of logical reads of pages for the
index{quote}
{quote}leaf_logical_read - Number of logical reads of index leaf
pages{quote}
{quote}leaf_physical_read - Number of physical reads of index leaf
pages{quote}
{quote}inner_logical_read - Number of logical reads of index inner
pages{quote}
{quote}inner_physical_read - Number of physical reads of index leaf
pages{quote}
> Expose SQL views for IO statistics
> ----------------------------------
>
> Key: IGNITE-10688
> URL: https://issues.apache.org/jira/browse/IGNITE-10688
> Project: Ignite
> Issue Type: Task
> Components: persistence, sql
> Reporter: Yury Gerzhedovich
> Assignee: Yury Gerzhedovich
> Priority: Major
> Labels: iep-27
> Fix For: 2.8
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> As of now no such way to get IO statistics through SQL.
> Need to expose system SQL views to be able view statistics for cache group
> caches.
>
> CACHE_GROUPS_IO
> {quote}group_id - Cache group id
> group_name - Name of cache group
> physical_read - Number of physical read of pages
> logical_read - Number of logical read of pages
> {quote}
>
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