Philipp Shergalis created IGNITE-22664:
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             Summary: Insanely memory consuming checkpoints in aipersist
                 Key: IGNITE-22664
                 URL: https://issues.apache.org/jira/browse/IGNITE-22664
             Project: Ignite
          Issue Type: Improvement
          Components: persistence
            Reporter: Philipp Shergalis


Every page in persistent page memory delta file uses ~15-20 kilobytes.

 

Examples. Inserting via storageUpdateHandler. No indexes:

- Inserting 1 row at a time,  doing checkpoint after every insertion. 
Checkpoint saves 7 pages, pageSize is 1024, but delta file created uses up 144 
KB. 

- Inserting million rows, every checkpoint with ~11000 pages creates delta 
files of ~180 megabytes

 



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