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https://issues.apache.org/jira/browse/HBASE-8803?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13711508#comment-13711508
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Nick Dimiduk commented on HBASE-8803:
-------------------------------------
It appears to have stabilized into something that looks more like what we saw
before: groups of 8 simultaneous moves. Still not what I was expecting to see.
I'll restart with your latest patch.
{noformat}
13/07/17 19:25:45 INFO region_mover: Moving region
15810754e506c5ae14f806d6664667a9 (152 of 285) to
server=hor17n39.gq1.ygridcore.net,60020,1374087909759
13/07/17 19:25:57 INFO region_mover: Moving region
9e42429864ab7248a9a9a1f698e89f3c (153 of 285) to
server=hor18n36.gq1.ygridcore.net,60020,1374087909760
13/07/17 19:25:57 INFO region_mover: Moving region
8df6e3c5a93487fb30fff0432b108ec5 (154 of 285) to
server=hor17n34.gq1.ygridcore.net,60020,1374087909750
13/07/17 19:25:57 INFO region_mover: Moving region
93ffbb5996ab235af47b95c014eea209 (155 of 285) to
server=hor18n35.gq1.ygridcore.net,60020,1374087909742
13/07/17 19:25:57 INFO region_mover: Moving region
58bec5ff45e1851d1548a2c8734988a0 (156 of 285) to
server=hor18n39.gq1.ygridcore.net,60020,1374087909751
13/07/17 19:25:57 INFO region_mover: Moving region
975b7b08dbf7100ca641e265e0e0ba2d (157 of 285) to
server=hor18n37.gq1.ygridcore.net,60020,1374087909743
13/07/17 19:25:57 INFO region_mover: Moving region
ab49337410a1daa5d24f0136294fbb8f (158 of 285) to
server=hor17n37.gq1.ygridcore.net,60020,1374087909745
13/07/17 19:25:57 INFO region_mover: Moving region
3a075ff42d4b5e77ba31b16054f67884 (159 of 285) to
server=hor17n36.gq1.ygridcore.net,60020,1374087909749
13/07/17 19:25:57 INFO region_mover: Moving region
5e590ce91b47884d123dc9474251d2b9 (160 of 285) to
server=hor17n39.gq1.ygridcore.net,60020,1374087909759
13/07/17 19:26:09 INFO region_mover: Moving region
7ab8bb890cee3b93ffb70777067d8314 (161 of 285) to
server=hor18n36.gq1.ygridcore.net,60020,1374087909760
13/07/17 19:26:09 INFO region_mover: Moving region
6114a35923fbd321005016e414bec277 (162 of 285) to
server=hor17n34.gq1.ygridcore.net,60020,1374087909750
13/07/17 19:26:09 INFO region_mover: Moving region
abbf1c6c23c805a7be34f88ec1a74523 (163 of 285) to
server=hor18n35.gq1.ygridcore.net,60020,1374087909742
13/07/17 19:26:09 INFO region_mover: Moving region
4f8e7b6262ad454acd5a7f029a9b0a0b (164 of 285) to
server=hor18n39.gq1.ygridcore.net,60020,1374087909751
13/07/17 19:26:09 INFO region_mover: Moving region
3ec1662ce03598ae228390d3482af3e3 (165 of 285) to
server=hor18n37.gq1.ygridcore.net,60020,1374087909743
13/07/17 19:26:09 INFO region_mover: Moving region
c250c2aa04cf24472ea44d3fe866121d (166 of 285) to
server=hor17n37.gq1.ygridcore.net,60020,1374087909745
13/07/17 19:26:09 INFO region_mover: Moving region
5e1378614cdbc6811b026b1936f633a0 (167 of 285) to
server=hor17n36.gq1.ygridcore.net,60020,1374087909749
13/07/17 19:26:09 INFO region_mover: Moving region
930397091fdb6e022c637925d9352c7a (168 of 285) to
server=hor17n39.gq1.ygridcore.net,60020,1374087909759
13/07/17 19:26:20 INFO region_mover: Moving region
ac6134e085d9fa03577ade47fd9ab507 (169 of 285) to
server=hor18n36.gq1.ygridcore.net,60020,1374087909760
13/07/17 19:26:20 INFO region_mover: Moving region
8063d2a521d4061b8b838ba2b3240096 (170 of 285) to
server=hor17n34.gq1.ygridcore.net,60020,1374087909750
13/07/17 19:26:20 INFO region_mover: Moving region
3b57a2b5345a8143b09584cec6be3c28 (171 of 285) to
server=hor18n35.gq1.ygridcore.net,60020,1374087909742
13/07/17 19:26:20 INFO region_mover: Moving region
2c8be6caa307d3bc2bcdbf6677f5dff0 (172 of 285) to
server=hor18n39.gq1.ygridcore.net,60020,1374087909751
13/07/17 19:26:20 INFO region_mover: Moving region
9213f6df9d50f8f195cadeb8d403b429 (173 of 285) to
server=hor18n37.gq1.ygridcore.net,60020,1374087909743
13/07/17 19:26:20 INFO region_mover: Moving region
1eb2598530e6b2ea1d936ec7549f4779 (174 of 285) to
server=hor17n37.gq1.ygridcore.net,60020,1374087909745
13/07/17 19:26:20 INFO region_mover: Moving region
facdcc6294d40a3fa3e8db52e6c2dab5 (175 of 285) to
server=hor17n36.gq1.ygridcore.net,60020,1374087909749
13/07/17 19:26:20 INFO region_mover: Moving region
869c4baa534ac511ff9aab65b36dd67e (176 of 285) to
server=hor17n39.gq1.ygridcore.net,60020,1374087909759
{noformat}
> region_mover.rb should move multiple regions at a time
> ------------------------------------------------------
>
> Key: HBASE-8803
> URL: https://issues.apache.org/jira/browse/HBASE-8803
> Project: HBase
> Issue Type: Bug
> Components: Usability
> Affects Versions: 0.98.0, 0.94.8, 0.95.1
> Reporter: Jean-Marc Spaggiari
> Assignee: Jean-Marc Spaggiari
> Fix For: 0.98.0, 0.95.2, 0.94.11
>
> Attachments: HBASE-8803-v0-trunk.patch, HBASE-8803-v1-0.94.patch,
> HBASE-8803-v1-trunk.patch, HBASE-8803-v2-0.94.patch,
> HBASE-8803-v2-0.94.patch, HBASE-8803-v3-0.94.patch, HBASE-8803-v4-0.94.patch
>
> Original Estimate: 48h
> Remaining Estimate: 48h
>
> When there is many regions in a cluster, rolling_restart can take hours
> because region_mover is moving the regions one by one.
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