Bug 1959058 - ovn-kubernetes has lock contention on the LSP cache
Summary: ovn-kubernetes has lock contention on the LSP cache
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: OpenShift Container Platform
Classification: Red Hat
Component: Networking
Version: 4.8
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
: 4.8.0
Assignee: Casey Callendrello
QA Contact: Anurag saxena
URL:
Whiteboard:
Depends On:
Blocks: 1950283
TreeView+ depends on / blocked
 
Reported: 2021-05-10 16:21 UTC by Casey Callendrello
Modified: 2021-07-27 23:08 UTC (History)
0 users

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2021-07-27 23:07:46 UTC
Target Upstream Version:
Embargoed:

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System ID Private Priority Status Summary Last Updated
Github openshift ovn-kubernetes pull 529 0 None open Bug 1959058: policy: release LSP lock before adding pods to default-deny portgroups. 2021-05-10 16:23:19 UTC
Red Hat Product Errata RHSA-2021:2438 0 None None None 2021-07-27 23:08:08 UTC

Description Casey Callendrello 2021-05-10 16:21:53 UTC 
Description of problem: When diagnosing network policy slowness, I noticed that there was a lot of lock contention on the LSP cache.

We can make this more efficient by releasing the lock before calling in to nbdb.
Comment 7 errata-xmlrpc 2021-07-27 23:07:46 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 (Moderate: OpenShift Container Platform 4.8.2 bug fix and security update), 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/RHSA-2021:2438
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