[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-29 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16418502#comment-16418502 ] ramkrishna.s.vasudevan commented on HBASE-20003: bq.And also, in the first version, I

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-26 Thread Duo Zhang (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16414835#comment-16414835 ] Duo Zhang commented on HBASE-20003: --- OK, got the basic idea. And one suggestion is that let's start

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-26 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16414122#comment-16414122 ] Anoop Sam John commented on HBASE-20003: bq.on WAL replay , if the data come back, the data will

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-26 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16414120#comment-16414120 ] Anoop Sam John commented on HBASE-20003: bq.What is the advantage to still use HDFS here? Sorry I

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-26 Thread Duo Zhang (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16413794#comment-16413794 ] Duo Zhang commented on HBASE-20003: --- {quote} It is not HDFS less.. The Hfiles are still with HDFS

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-26 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16413621#comment-16413621 ] Anoop Sam John commented on HBASE-20003: [~chancelq] Yes in the case you mentioned the 2

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-26 Thread Chance Li (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16413649#comment-16413649 ] Chance Li commented on HBASE-20003: --- [~anoop.hbase] {quote} we may see the latest data (Which is not

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-26 Thread Duo Zhang (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16413417#comment-16413417 ] Duo Zhang commented on HBASE-20003: --- Seems like a HydraBase with 2PC instead of raft... The problem is

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-25 Thread Chance Li (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16413378#comment-16413378 ] Chance Li commented on HBASE-20003: --- [~anoop.hbase] Sir, Excellent doc, I have a little question. To

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-03-23 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16410883#comment-16410883 ] Anoop Sam John commented on HBASE-20003: Added a link to the google doc where we explain the high

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-24 Thread Chance Li (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16375425#comment-16375425 ] Chance Li commented on HBASE-20003: --- Cool. But it's maybe difficult for pipeline model to provide the

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-23 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16374750#comment-16374750 ] Anoop Sam John commented on HBASE-20003: bq.Currently, replica region is only for read, not for

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-23 Thread huaxiang sun (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16374510#comment-16374510 ] huaxiang sun commented on HBASE-20003: -- Currently, replica region is only for read, not for write,

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-23 Thread huaxiang sun (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16374495#comment-16374495 ] huaxiang sun commented on HBASE-20003: -- Nice idea, [~ram_krish] and [~anoop.hbase], waiting for the

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-23 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16374235#comment-16374235 ] ramkrishna.s.vasudevan commented on HBASE-20003: bq.Can't assume in a failure the primary

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-22 Thread Andrew Purtell (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16373420#comment-16373420 ] Andrew Purtell commented on HBASE-20003: Can't assume in a failure the primary (or even any

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-22 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16372620#comment-16372620 ] Anoop Sam John commented on HBASE-20003: {quote} What does choosing a specific set of 3 nodes for 

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-20 Thread Andrew Purtell (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16370350#comment-16370350 ] Andrew Purtell commented on HBASE-20003: {quote}It would be the last replica commit first and

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-20 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16370348#comment-16370348 ] Anoop Sam John commented on HBASE-20003: bq.Would the region replica placement be rack aware?

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-20 Thread Andrew Purtell (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16370346#comment-16370346 ] Andrew Purtell commented on HBASE-20003: {quote}We define the pipeline which is fixed like

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-20 Thread Andrew Purtell (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16370326#comment-16370326 ] Andrew Purtell commented on HBASE-20003: Cool, looking forward to the doc.  Would the region

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-19 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16368866#comment-16368866 ] ramkrishna.s.vasudevan commented on HBASE-20003: Thanks for the discussion and points

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-18 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16368554#comment-16368554 ] Anoop Sam John commented on HBASE-20003: {quote} It would also be interesting to hear about how,

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-18 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16368553#comment-16368553 ] Anoop Sam John commented on HBASE-20003: Will come up with the doc soon Andy. The point you

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-17 Thread Andrew Purtell (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16368394#comment-16368394 ] Andrew Purtell commented on HBASE-20003: It would also be interesting to hear about how, for the

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-17 Thread Andrew Purtell (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16368381#comment-16368381 ] Andrew Purtell commented on HBASE-20003: {quote}The existing region replica feature could be used

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-17 Thread Andrew Purtell (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16368378#comment-16368378 ] Andrew Purtell commented on HBASE-20003: So Intel is getting to this again. :)   My feedback

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-15 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16365708#comment-16365708 ] Anoop Sam John commented on HBASE-20003: bq.Possibility of bigger memstores There were some

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-15 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16365705#comment-16365705 ] Anoop Sam John commented on HBASE-20003: Sure. The doc will be coming in soon. The one we have

[jira] [Commented] (HBASE-20003) WALLess HBase on Persistent Memory

2018-02-15 Thread Sean Busbey (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-20003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16365550#comment-16365550 ] Sean Busbey commented on HBASE-20003: - definitely sounds interesting. Is the plan to start with a