[MCOL-4961] Error in forking cpimport.bin (errno-12); Cannot allocate memory Created: 2022-01-18  Updated: 2022-03-29

Status: Open
Project: MariaDB ColumnStore
Component/s: MariaDB Server
Affects Version/s: 1.5.2
Fix Version/s: Icebox

Type: Bug Priority: Critical
Reporter: Sylvain ARBAUDIE Assignee: Unassigned
Resolution: Unresolved Votes: 0
Labels: None
Environment:

centos 7
32G RAM, 6 cores


Issue Links:
Duplicate
duplicates MCOL-3508 Error in forking cpimport.bin (errno-... Closed

 Description   

setup is a single node mariadb 10.5.4 with columnstore 1.5.2

during and ETL job sequentially chaining insert-select bulk load statements, we can see memory usage increase until around 90%
Then statements fail with the error : Error in forking cpimport.bin (errno-12); Cannot allocate memory

job is written in java, using a connection pool.

jemalloc fix has been applied already
Innodb buffer pool is 25% of total server memory.
TotalUmMemory + NumBlocksPct is 75%


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