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[HBASE-23223] Support the offsetLock of bucketCache to use strong reference - HBase - [issue]
...My live cluster env config below:hbase version: cdh6.0.1(apache hbase2.0.0)hbase config: bucketCache(70g),blocksize(16k)java version: 1.8.0_51java config: heap(32g),-XX:+UseG1GC  -XX:MaxGCPa...
http://issues.apache.org/jira/browse/HBASE-23223    Author: Zheng Wang , 2019-11-12, 01:33
[HBASE-22710] Wrong result in one case of scan that use  raw and versions and filter together - HBase - [issue]
...create 'testScanRaw',{NAME => 'f', VERSIONS => 1} put 'testScanRaw','r1','f:q','1'put 'testScanRaw','r1','f:q','2'put 'testScanRaw','r1','f:q','3' hbase(main):005:0> scan 'testScanR...
http://issues.apache.org/jira/browse/HBASE-22710    Author: Zheng Wang , 2019-11-11, 14:27
[HBASE-23264] Resolve a TODO of BucketAllocator: "Why we add the extra 1024 bytes? Slop?" - HBase - [issue]
...// TODO: Why we add the extra 1024 bytes? Slop?private static final int DEFAULT_BUCKET_SIZES[] = { 4 * 1024 + 1024, 8 * 1024 + 1024, 16 * 1024 + 1024, 32 * 1024 + 1024, 40 * 1024 + 1024...
http://issues.apache.org/jira/browse/HBASE-23264    Author: Zheng Wang , 2019-11-06, 15:28
seek help: an Exception when run the unit test TestKeepDeletes.testDeleteMarkerVersioning - HBase - [mail # dev]
...Hi all :When i run TestKeepDeletes.testDeleteMarkerVersioning in my local env(win10+idea),it failed with a exception:java.lang.IllegalArgumentException: Wrong FS: file://E:/testDir/3d1f6505-...
   Author: zheng wang , 2019-10-29, 15:15
[expand - 2 more] - 回复: a problem of long STW because of GC ref-proc - HBase - [mail # user]
...Even if set to 64KB,it also has more than 100w softRef ,and will cost too long still.this "GC ref-proc" process 50w softRef and cost 700ms:2019-09-18T03:16:42.088+0800: 125161.477: [GC remar...
   Author: zheng wang , 2019-09-30, 03:09
[HBASE-23008] ReplicationSourceShipper has no chance to delete hlog znode when the wal entry batch always empty - HBase - [issue]
...My live cluster config master-master replication,and only one is used to put data,as active cluster. Recently ,i find there are a great many znode in /hbase/replication/rs/#server/#peer...
http://issues.apache.org/jira/browse/HBASE-23008    Author: Zheng Wang , 2019-09-27, 02:29
[HBASE-22781] Not suitable params of StoreScanner in the test case TestStoreScanner.testScanSameTimestamp - HBase - [issue]
...public void testScanSameTimestamp() throws IOException {  // returns only 1 of these 2 even though same timestamp  KeyValue [] kvs = new KeyValue[] {      create("R1...
http://issues.apache.org/jira/browse/HBASE-22781    Author: Zheng Wang , 2019-08-24, 16:20
[HBASE-22639] Unexpected split when a big table has only one region on a regionServer - HBase - [issue]
...I am using the default policy named SteppingSplitPolicy.If restart some nodes,it may occur,because this policy didnot judge if the table is big enough actually.It brings some unexpected smal...
http://issues.apache.org/jira/browse/HBASE-22639    Author: Zheng Wang , 2019-07-18, 06:37
[HBASE-22021] A small refactoring for NettyServerCall.sendResponseIfReady - HBase - [issue]
...before:connection.channel.writeAndFlush(this); after:connection.doRespond(this);...
http://issues.apache.org/jira/browse/HBASE-22021    Author: Zheng Wang , 2019-03-31, 12:41
[HBASE-21918] the use cases in doc should use Cell instead of KeyValue - HBase - [issue]
...the describe of KeyValue:... HBase applications and users should use the Cell interface and avoid directly using KeyValue and member functions not defined in Cell....for example,the use case...
http://issues.apache.org/jira/browse/HBASE-21918    Author: Zheng Wang , 2019-03-28, 07:21