Bug 1775320 - MDS freed heap pages may grow well beyond target memory usage
Summary: MDS freed heap pages may grow well beyond target memory usage
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Red Hat Ceph Storage
Classification: Red Hat Storage
Component: CephFS
Version: 4.0
Hardware: All
OS: All
high
medium
Target Milestone: rc
: 4.0
Assignee: Patrick Donnelly
QA Contact: Hemanth Kumar
URL:
Whiteboard:
Depends On:
Blocks: 1765923
TreeView+ depends on / blocked
 
Reported: 2019-11-21 18:04 UTC by Patrick Donnelly
Modified: 2020-01-31 12:48 UTC (History)
7 users (show)

Fixed In Version: ceph-14.2.4-65.el8cp, ceph-14.2.4-14.el7cp
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Clone Of:
Environment:
Last Closed: 2020-01-31 12:48:10 UTC
Embargoed:

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Links
System ID Private Priority Status Summary Last Updated
Ceph Project Bug Tracker 42943 0 None None None 2019-11-22 04:09:50 UTC
Red Hat Product Errata RHBA-2020:0312 0 None None None 2020-01-31 12:48:24 UTC

Description Patrick Donnelly 2019-11-21 18:04:44 UTC 
Description of problem:

For some workloads, the MDS free heap blocks may grow too large. This was evident in the smallfile workload from bz1765923.
Comment 8 Hemanth Kumar 2020-01-16 03:43:57 UTC 
Ran multiple instances of smallfile workload and did not hit this issue, Moving to verified state.
Comment 10 errata-xmlrpc 2020-01-31 12:48:10 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2020:0312
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