[MCOL-3393] Investigate hangs and crashes using extreme 'get everything from the cloud' settings Created: 2019-06-26  Updated: 2019-07-05  Resolved: 2019-07-05

Status: Closed
Project: MariaDB ColumnStore
Component/s: ?
Affects Version/s: None
Fix Version/s: 1.4.0

Type: Bug Priority: Major
Reporter: Patrick LeBlanc (Inactive) Assignee: Patrick LeBlanc (Inactive)
Resolution: Fixed Votes: 0
Labels: None
Environment:

U18


Epic Link: ObjectStore support

 Description   

Was doing the first benchmark yesterday. Could not complete the test using cache settings that would cause PrimProc and SM to use the cloud mostly (100MB for each cache). On the plus side, performance looks great, up until things either hung or crashed (20 mins into test001, and 1 min into test000)



 Comments   
Comment by Patrick LeBlanc (Inactive) [ 2019-07-05 ]

Using a really small cache exposed a lot of races! That was a great debugging exercise. Fixed everything that was keeping the test from finishing. Got the benchmark #s, and they're good.

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