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GC optimization tool-HBase2.0 full link offheap
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Lin Ming--Alibaba-Cloud Hbase Kernel Development Senior Engineer
abstract
GC problems will bring access glitches, review the read and write links, and then see how the full link offheap reduces GC pauses and P999 delays.
Video review
https://yq.aliyun.com/live/991
PPT download
https://yq.aliyun.com/download/3509
Reference article
Eliminate glitches! HBase2.0 full link offheap effect is outstanding:
https://yq.aliyun.com/articles/653642?spm=a2c4e.11155435.0.0.20ff3e4eUQ8HDz
Contribute Patch
HBASE-17757 Unify blocksize after encoding to decrease memory fragment
https://issues.apache.org/jira/browse/HBASE-17757
HBASE-7404 Bucket Cache:A solution about CMS,Heap Fragment and Big Cache on HBASE
https://issues.apache.org/jira/browse/HBASE-7404
HBASE-8163 MemStoreChunkPool: An improvement for JAVA GC when using MSLAB
https://issues.apache.org/jira/browse/HBASE-8163
HBASE-20312
CCSMap: A faster, GC-friendly, less memory Concurrent Map for memstore
https://issues.apache.org/jira/browse/HBASE-20312
PPT content
