[#MDEV-21210] main.uniques_crash-7912 tries to allocate 1TB of memory, and it takes 10 minutes and a lot of swap to do so.

[MDEV-21210] main.uniques_crash-7912 tries to allocate 1TB of memory, and it takes 10 minutes and a lot of swap to do so. Created: 2019-12-03 Updated: 2020-01-16 Resolved: 2020-01-16
Status:	Closed
Project:	MariaDB Server
Component/s:	Platform Windows, Tests
Affects Version/s:	10.2
Fix Version/s:	5.5.67, 10.1.44, 10.2.31, 10.3.22, 10.4.12, 10.5.1

Type:

Bug

Priority:

Major

Reporter:

Vladislav Vaintroub

Assignee:

Vicențiu Ciorbaru

Resolution:

Fixed

Votes:

Labels:

None

Attachments:

img.png

Issue Links:

Problem/Incident
is caused by	~~MDEV-7912~~	multitable delete with wrongly set so...	Closed

Description

I just run the debug main suite on 10.2,

that tests takes on my machine (with a has a lot of RAM and disk) longer than
the rest of the tests

....
main.win_big-mdev-11697 w5 [ pass ] 13119
main.uniques_crash-7912 'innodb' w1 [ pass ] 663284

Please fix the test.

Comments

Comment by Vicențiu Ciorbaru [ 2020-01-16 ]

Investigate the test case and decided that it is too brittle to test the overflow properly. Removed the test. Compiler warnings should catch this sort of problem in the future.

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[MDEV-21210] main.uniques_crash-7912 tries to allocate 1TB of memory, and it takes 10 minutes and a lot of swap to do so. Created: 2019-12-03 Updated: 2020-01-16 Resolved: 2020-01-16