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Bug 2222998

Summary: [OSP17.1] "sqlalchemy.exc.TimeoutError: QueuePool limit of size 5 overflow 50 reached, connection timed out, timeout 30.00" error raised after repeated calls of Flavor.get_* methods
Product: Red Hat OpenStack Reporter: melanie witt <mwitt>
Component: openstack-novaAssignee: melanie witt <mwitt>
Status: CLOSED ERRATA QA Contact: OSP DFG:Compute <osp-dfg-compute>
Severity: medium Docs Contact:
Priority: medium    
Version: 17.1 (Wallaby)CC: alifshit, dasmith, eglynn, jhakimra, joflynn, kchamart, mariel, sbauza, sgordon, vromanso
Target Milestone: z4Keywords: Patch, Triaged
Target Release: 17.1   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: openstack-nova-23.2.3-17.1.20240614020750.2ace99d.el9ost Doc Type: No Doc Update
Doc Text:
Story Points: ---
Clone Of:
: 2232689 (view as bug list) Environment:
Last Closed: 2024-11-21 09:38:32 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2232689    
Bug Blocks:    

Description melanie witt 2023-07-14 20:05:09 UTC 
Description of problem:

This is a copy of upstream bug:

  https://bugs.launchpad.net/nova/+bug/2027755

where repeated calls involving "get" of 'flavors' table records eventually raise the error:

  sqlalchemy.exc.TimeoutError: QueuePool limit of size 5 overflow 50 reached, connection timed out, timeout 30.00 (Background on this error at: https://sqlalche.me/e/14/3o7r)

Version-Release number of selected component (if applicable):

16.x

How reproducible:

Always

Steps to Reproduce:

1. Run 'watch -n 1 openstack flavor list --all --long' and eventually the errors will appear in the nova-api log

Actual results:

Eventual error of "sqlalchemy.exc.TimeoutError: QueuePool limit of size 5 overflow 50 reached, connection timed out, timeout 30.00 (Background on this error at: https://sqlalche.me/e/14/3o7r)" in nova-api log and 500 status code returned to user

Expected results:

No errors
Comment 18 errata-xmlrpc 2024-11-21 09:38:32 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 (RHOSP 17.1.4 bug fix and enhancement 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-2024:9974