[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2015-01-02 Thread Enis Soztutar (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14263355#comment-14263355 ] Enis Soztutar commented on HBASE-5699: -- Pushed to 1.0.0 as well. All new code, should

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2015-01-02 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14263398#comment-14263398 ] Hudson commented on HBASE-5699: --- SUCCESS: Integrated in HBase-1.0 #627 (See

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-23 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14257413#comment-14257413 ] stack commented on HBASE-5699: -- [~enis] this for 1.0? Run with 1 WAL in HRegionServer

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-19 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14253694#comment-14253694 ] Hudson commented on HBASE-5699: --- FAILURE: Integrated in HBase-1.1 #9 (See

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-19 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14253791#comment-14253791 ] Hudson commented on HBASE-5699: --- SUCCESS: Integrated in HBase-TRUNK #5949 (See

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-19 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14253918#comment-14253918 ] Lars Hofhansl commented on HBASE-5699: -- bq. Altering the WAL provider used by a

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-19 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14253936#comment-14253936 ] Sean Busbey commented on HBASE-5699: {quote} bq. Altering the WAL provider used by a

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-18 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14252554#comment-14252554 ] stack commented on HBASE-5699: -- What you thinking here [~busbey] ? So, we'd commit this but

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-18 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14252622#comment-14252622 ] Sean Busbey commented on HBASE-5699: I don't have any ideas for region grouping

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-18 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14252635#comment-14252635 ] stack commented on HBASE-5699: -- bq. I'm inclined to leave the default alone for 1.0 and

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-18 Thread Elliott Clark (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14252687#comment-14252687 ] Elliott Clark commented on HBASE-5699: -- Yeah +1 on getting it into 1.0. For me I

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-18 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14252858#comment-14252858 ] Sean Busbey commented on HBASE-5699: sounds great. I'll leave the default wal provider

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-16 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14248660#comment-14248660 ] stack commented on HBASE-5699: -- Thanks [~busbey] Looks like writing datanodes puts a bit of

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-15 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14246776#comment-14246776 ] Hadoop QA commented on HBASE-5699: -- {color:green}+1 overall{color}. Here are the results

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-15 Thread Jonathan Hsieh (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14247057#comment-14247057 ] Jonathan Hsieh commented on HBASE-5699: --- I like the new graph -- summarizes a lot

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-15 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14247111#comment-14247111 ] stack commented on HBASE-5699: -- What would the charts look like if no disk friction at all,

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-15 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14247132#comment-14247132 ] Sean Busbey commented on HBASE-5699: These are nodes with 5 data drives. There are 6

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-15 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14247143#comment-14247143 ] Sean Busbey commented on HBASE-5699: bq. What would the charts look like if no disk

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-15 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14247173#comment-14247173 ] Sean Busbey commented on HBASE-5699: bq. I was also surprised about the boost, since

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-15 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14247308#comment-14247308 ] stack commented on HBASE-5699: -- bq. I could run this as a baseline with the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-15 Thread Elliott Clark (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14247315#comment-14247315 ] Elliott Clark commented on HBASE-5699: -- [~busbey] HBASE-11283 did something like that

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-11 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14243394#comment-14243394 ] Sean Busbey commented on HBASE-5699: I'm running some more tests. I redid the single

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-12-10 Thread Jonathan Hsieh (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14242007#comment-14242007 ] Jonathan Hsieh commented on HBASE-5699: --- Nice results! A few questions thoughts.

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-11-15 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14213867#comment-14213867 ] Hadoop QA commented on HBASE-5699: -- {color:red}-1 overall{color}. Here are the results

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-10-23 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14181895#comment-14181895 ] Sean Busbey commented on HBASE-5699: I have a patch implementing this on top of the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-08-07 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14089418#comment-14089418 ] Anoop Sam John commented on HBASE-5699: --- My idea is like to make a multi WAL impl

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-08-07 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14089439#comment-14089439 ] Sean Busbey commented on HBASE-5699: [~anoop.hbase], that sounds like a combination of

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-08-07 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14089464#comment-14089464 ] Anoop Sam John commented on HBASE-5699: --- Ya collective ideas around MultiWAL Run

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-08-07 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14089487#comment-14089487 ] ramkrishna.s.vasudevan commented on HBASE-5699: --- Grouping based on region

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-08-07 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14089495#comment-14089495 ] Anoop Sam John commented on HBASE-5699: --- Yes, the grouping logic should be a

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2014-02-25 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13912374#comment-13912374 ] stack commented on HBASE-5699: -- This issue adds switching between WALs Run with 1 WAL in

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2013-11-13 Thread Ted Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13821649#comment-13821649 ] Ted Yu commented on HBASE-5699: --- bq. we will have much more lease to recover At the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2013-04-15 Thread Nicolas Liochon (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13631596#comment-13631596 ] Nicolas Liochon commented on HBASE-5699: If we implement this, we should test the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2013-04-15 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13631631#comment-13631631 ] Anoop Sam John commented on HBASE-5699: --- May be we need to combine efforts here with

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-10-02 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13468087#comment-13468087 ] Hudson commented on HBASE-5699: --- Integrated in HBase-TRUNK #3408 (See

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-06-25 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13400559#comment-13400559 ] Lars Hofhansl commented on HBASE-5699: -- Assuming Datanodes and RegionServers are

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-06-12 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13293471#comment-13293471 ] Lars Hofhansl commented on HBASE-5699: -- I think we should wait for test result with

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-06-12 Thread Zhihong Ted Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13293517#comment-13293517 ] Zhihong Ted Yu commented on HBASE-5699: --- As I mentioned in HBASE-6055 @ 04/Jun/12

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-06-12 Thread Todd Lipcon (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13293853#comment-13293853 ] Todd Lipcon commented on HBASE-5699: bq. I think we should wait for test result with

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-06-05 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13289370#comment-13289370 ] ramkrishna.s.vasudevan commented on HBASE-5699: --- @Ted The ycsb report we

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-06-04 Thread Zhihong Ted Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13288592#comment-13288592 ] Zhihong Ted Yu commented on HBASE-5699: --- Can you run ycsb with 50% insert and 50%

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-06-04 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13288699#comment-13288699 ] Lars Hofhansl commented on HBASE-5699: -- @Ted or @Ram: If you have any chance to test

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-06-04 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13289161#comment-13289161 ] stack commented on HBASE-5699: -- Whats the high level on the perf numbers? Does more WALs

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-20 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13279912#comment-13279912 ] Lars Hofhansl commented on HBASE-5699: -- Good point. Was referring to the general

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-19 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13279661#comment-13279661 ] Lars Hofhansl commented on HBASE-5699: -- I suspect this will become more important

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-19 Thread Todd Lipcon (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13279667#comment-13279667 ] Todd Lipcon commented on HBASE-5699: I think with durable sync, having a

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-18 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13278615#comment-13278615 ] ramkrishna.s.vasudevan commented on HBASE-5699: --- We are also interested in

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-18 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13278927#comment-13278927 ] Zhihong Yu commented on HBASE-5699: --- @Ramkrishna: Your numbers look better than mine

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-18 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13279078#comment-13279078 ] Lars Hofhansl commented on HBASE-5699: -- Should we explore a WAL per Region? Would be

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-18 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13279125#comment-13279125 ] Zhihong Yu commented on HBASE-5699: --- There would be many regions in a cluster. They may

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-18 Thread Li Pi (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13279289#comment-13279289 ] Li Pi commented on HBASE-5699: -- My design is a bit different. Ill upload a patch soon. I'm

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-18 Thread Li Pi (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13279327#comment-13279327 ] Li Pi commented on HBASE-5699: -- Btw. I have finals and other stuff coming up. So it might be

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-04 Thread Jonathan Hsieh (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268196#comment-13268196 ] Jonathan Hsieh commented on HBASE-5699: --- Li, if you want to undertake this I'll

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-04 Thread Li Pi (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268216#comment-13268216 ] Li Pi commented on HBASE-5699: -- I thought about the compression bit already. I was going to

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-04 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268697#comment-13268697 ] Zhihong Yu commented on HBASE-5699: --- bq. there is still a single HLog class, but

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-04 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268789#comment-13268789 ] Zhihong Yu commented on HBASE-5699: --- bq. If you have multiple hlogs do you use a

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-03 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268039#comment-13268039 ] Zhihong Yu commented on HBASE-5699: --- Are replication related unit tests passing ? Since

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-03 Thread Li Pi (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268048#comment-13268048 ] Li Pi commented on HBASE-5699: -- Replication is the failure point. I haven't really worked on

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-03 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268055#comment-13268055 ] Zhihong Yu commented on HBASE-5699: --- Using trunk has the drawback that performance

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-03 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268093#comment-13268093 ] Zhihong Yu commented on HBASE-5699: --- Here're the key unit tests that must pass:

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-03 Thread Li Pi (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268101#comment-13268101 ] Li Pi commented on HBASE-5699: -- While performance numbers will change, you can simply test

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-03 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268103#comment-13268103 ] Zhihong Yu commented on HBASE-5699: --- This feature requires validation in real cluster.

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-05-03 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13268110#comment-13268110 ] stack commented on HBASE-5699: -- @Li You should be able to work whereever you like if you make

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265076#comment-13265076 ] Zhihong Yu commented on HBASE-5699: --- Playing with a prototype of this feature using ycsb

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Elliott Clark (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265112#comment-13265112 ] Elliott Clark commented on HBASE-5699: -- Intuitively it seems like the number of WAL's

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265128#comment-13265128 ] Zhihong Yu commented on HBASE-5699: --- Currently I use the following knob for the maximum

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Jean-Daniel Cryans (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265167#comment-13265167 ] Jean-Daniel Cryans commented on HBASE-5699: --- bq. Intuitively it seems like the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Todd Lipcon (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265421#comment-13265421 ] Todd Lipcon commented on HBASE-5699: bq. I disagree, considering that most of the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Li Pi (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265426#comment-13265426 ] Li Pi commented on HBASE-5699: -- Agree with todd on the implementation details. The switching

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265521#comment-13265521 ] Zhihong Yu commented on HBASE-5699: --- Trying to understand the implication of Todd's

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Jonathan Hsieh (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265565#comment-13265565 ] Jonathan Hsieh commented on HBASE-5699: --- Part of the motivation for multiple wals

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Jonathan Hsieh (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265567#comment-13265567 ] Jonathan Hsieh commented on HBASE-5699: --- The argument here is mostly aimed at read

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Todd Lipcon (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265596#comment-13265596 ] Todd Lipcon commented on HBASE-5699: bq. Currently each HRegion has reference to the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265606#comment-13265606 ] Zhihong Yu commented on HBASE-5699: --- bq. to one HLog object, which might have more than

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265620#comment-13265620 ] Zhihong Yu commented on HBASE-5699: --- Currently we maintain one sequence number per

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-30 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13265648#comment-13265648 ] ramkrishna.s.vasudevan commented on HBASE-5699: --- Do we need to gurantee the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-23 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13260005#comment-13260005 ] stack commented on HBASE-5699: -- @Ted Why delete a comment, especially someone elses?

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-23 Thread Zhihong Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13260008#comment-13260008 ] Zhihong Yu commented on HBASE-5699: --- It was a duplicate message. Run

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-23 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13260020#comment-13260020 ] stack commented on HBASE-5699: -- @Ted Would suggest you just leave it. When you delete, we all

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-10 Thread Li Pi (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13250471#comment-13250471 ] Li Pi commented on HBASE-5699: -- This seems interesting. I'll take a look at doing this.

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-10 Thread Li Pi (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13250470#comment-13250470 ] Li Pi commented on HBASE-5699: -- This seems interesting. I'll take a look at doing this.

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-09 Thread stack (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13249902#comment-13249902 ] stack commented on HBASE-5699: -- @binlijin What Chunhui says. I'd think that if it were a

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-09 Thread binlijin (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13250374#comment-13250374 ] binlijin commented on HBASE-5699: - I just run a test and don't test the recovery and the

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-08 Thread binlijin (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13249664#comment-13249664 ] binlijin commented on HBASE-5699: - @stack, I run a test with 0.90 version use 10 writer

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-08 Thread chunhui shen (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13249686#comment-13249686 ] chunhui shen commented on HBASE-5699: - I think the number of datanodes is a litte few

[jira] [Commented] (HBASE-5699) Run with 1 WAL in HRegionServer

2012-04-04 Thread Juhani Connolly (Commented) (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-5699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13246971#comment-13246971 ] Juhani Connolly commented on HBASE-5699: Since we have had some similar experience