XtraDB may not account all accesses for InnoDB_pages_distinct in extended slow query log

Bug #1086859 reported by Laurynas Biveinis
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Percona Server moved to https://jira.percona.com/projects/PS
Status tracked in 5.7
5.1
Won't Fix
Medium
Unassigned
5.5
Triaged
Medium
Unassigned
5.6
Triaged
Medium
Unassigned
5.7
Triaged
Medium
Unassigned

Bug Description

Found by code reading:
page reads through buf_page_get_zip() are not considered for InnoDB_pages_distinct yet they should be.

Thus the externally stored BLOB reads on compressed pages might be unaccounted.

tags: added: slow-extended
tags: added: xtradb
Revision history for this message
Shahriyar Rzayev (rzayev-sehriyar) wrote :

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PS-1284

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