[jira] [Commented] (HBASE-24099) Use a fair ReentrantReadWriteLock for the region close lock

[ https://issues.apache.org/jira/browse/HBASE-24099?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17074116#comment-17074116 ] Xu Cang commented on HBASE-24099: - >LTT results look like any difference is within norma

[jira] [Commented] (HBASE-23886) FileSystemUtilizationChore reduces unnecessary regions

[ https://issues.apache.org/jira/browse/HBASE-23886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17068959#comment-17068959 ] Xu Cang commented on HBASE-23886: - [~Bo Cui] I want to look into this Jira you reported,

[jira] [Assigned] (HBASE-23906) remove_servers_rsgroup did not get the correct result

[ https://issues.apache.org/jira/browse/HBASE-23906?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang reassigned HBASE-23906: --- Assignee: Xu Cang > remove_servers_rsgroup did not get the correct result > ---

[jira] [Assigned] (HBASE-23960) Refactor TestFromClientSide; takes too long since got parameterized

[ https://issues.apache.org/jira/browse/HBASE-23960?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang reassigned HBASE-23960: --- Assignee: Xu Cang > Refactor TestFromClientSide; takes too long since got parameterized > -

[jira] [Commented] (HBASE-23960) Refactor TestFromClientSide; takes too long since got parameterized

[ https://issues.apache.org/jira/browse/HBASE-23960?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17068955#comment-17068955 ] Xu Cang commented on HBASE-23960: - I can take up this one if no one is planning working

[jira] [Updated] (HBASE-24028) MapReduce on snapshot restores and opens all regions in each mapper

[ https://issues.apache.org/jira/browse/HBASE-24028?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-24028: Description: Given this scenario: one MR job scans a table (with many regions). I will use 'RestoreSnapsh

[jira] [Updated] (HBASE-24028) MapReduce on snapshot restores and opens all regions in each mapper

[ https://issues.apache.org/jira/browse/HBASE-24028?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-24028: External issue URL: https://issues.apache.org/jira/browse/PHOENIX-5774 > MapReduce on snapshot restores an

[jira] [Comment Edited] (HBASE-24028) MapReduce on snapshot restores and opens all regions in each mapper

[ https://issues.apache.org/jira/browse/HBASE-24028?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17063651#comment-17063651 ] Xu Cang edited comment on HBASE-24028 at 3/20/20, 10:39 PM:

[jira] [Commented] (HBASE-24028) MapReduce on snapshot restores and opens all regions in each mapper

[ https://issues.apache.org/jira/browse/HBASE-24028?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17063651#comment-17063651 ] Xu Cang commented on HBASE-24028: - Fyi [~apurtell] [~akshita.malhotra]  [~abhishek.chouh

[jira] [Created] (HBASE-24028) MapReduce on snapshot restores and opens all regions in each mapper

Xu Cang created HBASE-24028: --- Summary: MapReduce on snapshot restores and opens all regions in each mapper Key: HBASE-24028 URL: https://issues.apache.org/jira/browse/HBASE-24028 Project: HBase Is

[jira] [Comment Edited] (HBASE-21394) Restore snapshot in parallel

[ https://issues.apache.org/jira/browse/HBASE-21394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17063006#comment-17063006 ] Xu Cang edited comment on HBASE-21394 at 3/20/20, 12:19 AM:

[jira] [Comment Edited] (HBASE-21394) Restore snapshot in parallel

[ https://issues.apache.org/jira/browse/HBASE-21394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17063006#comment-17063006 ] Xu Cang edited comment on HBASE-21394 at 3/20/20, 12:09 AM:

[jira] [Commented] (HBASE-21394) Restore snapshot in parallel

[ https://issues.apache.org/jira/browse/HBASE-21394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17063006#comment-17063006 ] Xu Cang commented on HBASE-21394: - While I am debugging snapshot related issue. I found

[jira] [Commented] (HBASE-23774) Announce user-zh list

[ https://issues.apache.org/jira/browse/HBASE-23774?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17026968#comment-17026968 ] Xu Cang commented on HBASE-23774: - good idea. [~elserj]  +1 Has this email been setup? 

[jira] [Commented] (HBASE-23578) [UI] Master UI shows long stack traces when table is broken

[ https://issues.apache.org/jira/browse/HBASE-23578?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17026342#comment-17026342 ] Xu Cang commented on HBASE-23578: - LGTM, please fix a minor conflict. [~Shuhei Yamasaki

[jira] [Commented] (HBASE-23744) FastPathBalancedQueueRpcExecutor should enforce queue length of 0

[ https://issues.apache.org/jira/browse/HBASE-23744?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17025408#comment-17025408 ] Xu Cang commented on HBASE-23744: - The idea you showed in PR makes sense to me.  Just w

[jira] [Commented] (HBASE-21593) closing flags show be set false in HRegion

[ https://issues.apache.org/jira/browse/HBASE-21593?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17024718#comment-17024718 ] Xu Cang commented on HBASE-21593: - Where is the github PR for this issue? [~stack] I ca

[jira] [Comment Edited] (HBASE-21893) Space quota: Usage is not calculated correctly if snapshot is created on a table then table is deleted and created again

[ https://issues.apache.org/jira/browse/HBASE-21893?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17024593#comment-17024593 ] Xu Cang edited comment on HBASE-21893 at 1/27/20 7:23 PM: -- [~a0

[jira] [Commented] (HBASE-21893) Space quota: Usage is not calculated correctly if snapshot is created on a table then table is deleted and created again

[ https://issues.apache.org/jira/browse/HBASE-21893?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17024593#comment-17024593 ] Xu Cang commented on HBASE-21893: - [~a00408367] Archived file will be deleted after TTL

[jira] [Comment Edited] (HBASE-21902) TestCompactionWithCoprocessor doesn't invoke coprocessor logic

[ https://issues.apache.org/jira/browse/HBASE-21902?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17024581#comment-17024581 ] Xu Cang edited comment on HBASE-21902 at 1/27/20 7:07 PM: -- Hi [

[jira] [Comment Edited] (HBASE-21902) TestCompactionWithCoprocessor doesn't invoke coprocessor logic

[ https://issues.apache.org/jira/browse/HBASE-21902?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17024581#comment-17024581 ] Xu Cang edited comment on HBASE-21902 at 1/27/20 7:06 PM: -- Hi [

[jira] [Commented] (HBASE-21902) TestCompactionWithCoprocessor doesn't invoke coprocessor logic

[ https://issues.apache.org/jira/browse/HBASE-21902?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17024581#comment-17024581 ] Xu Cang commented on HBASE-21902: - Hi [~dcz99] thanks for working on this patch.  Please

[jira] [Commented] (HBASE-23578) [UI] Master UI shows long stack traces when table is broken

[ https://issues.apache.org/jira/browse/HBASE-23578?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16997710#comment-16997710 ] Xu Cang commented on HBASE-23578: - thank you [~Shuhei Yamasaki] You could submit Pull R

[jira] [Commented] (HBASE-22978) Online slow response log

[ https://issues.apache.org/jira/browse/HBASE-22978?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16997702#comment-16997702 ] Xu Cang commented on HBASE-22978: - Left some comments in PR. thanks [~vjasani] > Online

[jira] [Commented] (HBASE-23359) RS going down with NPE when splitting a region with compaction disabled in branch-1

[ https://issues.apache.org/jira/browse/HBASE-23359?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16988167#comment-16988167 ] Xu Cang commented on HBASE-23359: - I see this bug is also in branch-1.4, should we also

[jira] [Commented] (HBASE-23236) Upgrade to yetus 0.11.1

[ https://issues.apache.org/jira/browse/HBASE-23236?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16967991#comment-16967991 ] Xu Cang commented on HBASE-23236: - [~zhangduo] Are you also planning making this change

[jira] [Updated] (HBASE-23212) Provide config reload for Auto Region Reopen based on storeFile ref count

[ https://issues.apache.org/jira/browse/HBASE-23212?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-23212: Attachment: HBASE-23212.branch-2.000.patch HBASE-23212.branch-1.000.patch > Provide config

[jira] [Commented] (HBASE-23212) Provide config reload for Auto Region Reopen based on storeFile ref count

[ https://issues.apache.org/jira/browse/HBASE-23212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16966960#comment-16966960 ] Xu Cang commented on HBASE-23212: - I gave +1 and merged the master branch patch. Thank y

[jira] [Commented] (HBASE-23143) Region Server Crash due to 2 cells out of order ( between 2 DELETEs)

[ https://issues.apache.org/jira/browse/HBASE-23143?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16948899#comment-16948899 ] Xu Cang commented on HBASE-23143: - comes during flush I believe. Related stacktrac: ( I

[jira] [Updated] (HBASE-23143) Region Server Crash due to 2 cells out of order ( between 2 DELETEs)

[ https://issues.apache.org/jira/browse/HBASE-23143?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-23143: Description: Region Server Crash due to 2 cells out of order ( between 2 DELETEs)   Caused by: java.io.I

[jira] [Updated] (HBASE-23143) Region Server Crash due to 2 cells out of order ( between 2 DELETEs)

[ https://issues.apache.org/jira/browse/HBASE-23143?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-23143: Description: Region Server Crash due to 2 cells out of order ( between 2 DELETEs)   Caused by: java.io.I

[jira] [Created] (HBASE-23143) Region Server Crash due to 2 cells out of order ( between 2 DELETEs)

Xu Cang created HBASE-23143: --- Summary: Region Server Crash due to 2 cells out of order ( between 2 DELETEs) Key: HBASE-23143 URL: https://issues.apache.org/jira/browse/HBASE-23143 Project: HBase I

[jira] [Commented] (HBASE-22660) Probabilistic end to end tracking of cross cluster replication latency

[ https://issues.apache.org/jira/browse/HBASE-22660?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16936268#comment-16936268 ] Xu Cang commented on HBASE-22660: - regarding "wall clock time" in different RSes across

[jira] [Comment Edited] (HBASE-22969) A new binary component comparator(BinaryComponentComparator) to perform comparison of arbitrary length and position

[ https://issues.apache.org/jira/browse/HBASE-22969?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16936209#comment-16936209 ] Xu Cang edited comment on HBASE-22969 at 9/23/19 10:06 PM: --- Sk

[jira] [Commented] (HBASE-22969) A new binary component comparator(BinaryComponentComparator) to perform comparison of arbitrary length and position

[ https://issues.apache.org/jira/browse/HBASE-22969?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16936209#comment-16936209 ] Xu Cang commented on HBASE-22969: - Skimmed the patch and it looks good! One question is

[jira] [Commented] (HBASE-23058) Should be "Column Family Name" in table.jsp

[ https://issues.apache.org/jira/browse/HBASE-23058?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16934561#comment-16934561 ] Xu Cang commented on HBASE-23058: - +1 Thank you! > Should be "Column Family Name" in t

[jira] [Resolved] (HBASE-22804) Provide an API to get list of successful regions and total expected regions in Canary

[ https://issues.apache.org/jira/browse/HBASE-22804?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang resolved HBASE-22804. - Fix Version/s: 1.4.12 2.2.2 2.1.7 1.3.6

[jira] [Comment Edited] (HBASE-22804) Provide an API to get list of successful regions and total expected regions in Canary

[ https://issues.apache.org/jira/browse/HBASE-22804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16930732#comment-16930732 ] Xu Cang edited comment on HBASE-22804 at 9/16/19 6:31 PM: -- push

[jira] [Comment Edited] (HBASE-22804) Provide an API to get list of successful regions and total expected regions in Canary

[ https://issues.apache.org/jira/browse/HBASE-22804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16930732#comment-16930732 ] Xu Cang edited comment on HBASE-22804 at 9/16/19 6:15 PM: -- push

[jira] [Commented] (HBASE-22804) Provide an API to get list of successful regions and total expected regions in Canary

[ https://issues.apache.org/jira/browse/HBASE-22804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16930732#comment-16930732 ] Xu Cang commented on HBASE-22804: - pushed to branch-1.4 > Provide an API to get list of

[jira] [Commented] (HBASE-22804) Provide an API to get list of successful regions and total expected regions in Canary

[ https://issues.apache.org/jira/browse/HBASE-22804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16930681#comment-16930681 ] Xu Cang commented on HBASE-22804: - [~psomogyi] thanks! Not sure it was closed. Right, i

[jira] [Assigned] (HBASE-22660) Probabilistic end to end tracking of cross cluster replication latency

[ https://issues.apache.org/jira/browse/HBASE-22660?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang reassigned HBASE-22660: --- Assignee: Xu Cang > Probabilistic end to end tracking of cross cluster replication latency > --

[jira] [Commented] (HBASE-22866) Multiple slf4j-log4j provider versions included in binary package (branch-1)

[ https://issues.apache.org/jira/browse/HBASE-22866?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16928782#comment-16928782 ] Xu Cang commented on HBASE-22866: - question for [~vjasani] and [~apurtell] this patch's

[jira] [Commented] (HBASE-22775) Enhance logging for peer related operations

[ https://issues.apache.org/jira/browse/HBASE-22775?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16921768#comment-16921768 ] Xu Cang commented on HBASE-22775: - [~apurtell] Do you think my explanation above make se

[jira] [Commented] (HBASE-22836) MemcachedBlockCache parameter error

[ https://issues.apache.org/jira/browse/HBASE-22836?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16921753#comment-16921753 ] Xu Cang commented on HBASE-22836: - Locally I was able to build hbase by using your patch

[jira] [Updated] (HBASE-22836) MemcachedBlockCache parameter error

[ https://issues.apache.org/jira/browse/HBASE-22836?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-22836: Attachment: HBASE-22836.branch-1.0001.patch > MemcachedBlockCache parameter error > --

[jira] [Commented] (HBASE-22823) Mark Canary as Public/Evolving

[ https://issues.apache.org/jira/browse/HBASE-22823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16921552#comment-16921552 ] Xu Cang commented on HBASE-22823: - I was on vacation and off the grid for 2 weeks. Thank

[jira] [Commented] (HBASE-22823) Mark Canary as Public/Evolving

[ https://issues.apache.org/jira/browse/HBASE-22823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16908482#comment-16908482 ] Xu Cang commented on HBASE-22823: - pushed to  branch-1 branch-1.3 branch-1.4 branch-

[jira] [Updated] (HBASE-22823) Mark Canary as Public/Evolving

[ https://issues.apache.org/jira/browse/HBASE-22823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-22823: Resolution: Fixed Status: Resolved (was: Patch Available) > Mark Canary as Public/Evolving >

[jira] [Updated] (HBASE-22823) Mark Canary as Public/Evolving

[ https://issues.apache.org/jira/browse/HBASE-22823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-22823: Fix Version/s: 1.4.11 1.3.6 2.1.6 2.2.1

[jira] [Commented] (HBASE-22804) Provide an API to get list of successful regions and total expected regions in Canary

[ https://issues.apache.org/jira/browse/HBASE-22804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16908467#comment-16908467 ] Xu Cang commented on HBASE-22804: - still one more checkstyle issue (import order). you

[jira] [Commented] (HBASE-22823) Mark Canary as Public/Evolving

[ https://issues.apache.org/jira/browse/HBASE-22823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16907683#comment-16907683 ] Xu Cang commented on HBASE-22823: - +1 I will commit this tomorrow if there is no object

[jira] [Commented] (HBASE-22804) Provide an API to get list of successful regions and total expected regions in Canary

[ https://issues.apache.org/jira/browse/HBASE-22804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16907675#comment-16907675 ] Xu Cang commented on HBASE-22804: - I have several nits: 1. {code:java} import static or

[jira] [Commented] (HBASE-15867) Move HBase replication tracking from ZooKeeper to HBase

[ https://issues.apache.org/jira/browse/HBASE-15867?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905686#comment-16905686 ] Xu Cang commented on HBASE-15867: - Since this Jira is blocked by a [dead loop issue|htt

[jira] [Commented] (HBASE-20166) Make sure the RS/Master can works fine when using table based replication storage layer

[ https://issues.apache.org/jira/browse/HBASE-20166?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905680#comment-16905680 ] Xu Cang commented on HBASE-20166: - >From high level, this difficulty sounds like HBase n

[jira] [Commented] (HBASE-22819) Automatically migrate the rs group config for table after HBASE-22695

[ https://issues.apache.org/jira/browse/HBASE-22819?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905669#comment-16905669 ] Xu Cang commented on HBASE-22819: - Could you elaborate this issue a bit more? thanks [~A

[jira] [Commented] (HBASE-22695) Store the rsgroup of a table in table configuration

[ https://issues.apache.org/jira/browse/HBASE-22695?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905660#comment-16905660 ] Xu Cang commented on HBASE-22695: - I am late for the discussion, but still would love to

[jira] [Commented] (HBASE-22823) Mark Canary as Public/Evolving

[ https://issues.apache.org/jira/browse/HBASE-22823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905647#comment-16905647 ] Xu Cang commented on HBASE-22823: - I agree with this proposal and I don't see any practi

[jira] [Commented] (HBASE-22836) MemcachedBlockCache parameter error

[ https://issues.apache.org/jira/browse/HBASE-22836?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905645#comment-16905645 ] Xu Cang commented on HBASE-22836: - So, if I understand you correctly, you meant, {code:j

[jira] [Commented] (HBASE-22837) Move "Custom WAL Directory" section from "Bulk Loading" to "Write Ahead Log (WAL)" chapter

[ https://issues.apache.org/jira/browse/HBASE-22837?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905639#comment-16905639 ] Xu Cang commented on HBASE-22837: - +1 > Move "Custom WAL Directory" section from "Bulk

[jira] [Commented] (HBASE-22839) Provide Serial Replication in HBase 1.3 to fix "row keys and timestamps are the same but the values are different in the presence of cross-cluster replication"

[ https://issues.apache.org/jira/browse/HBASE-22839?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905612#comment-16905612 ] Xu Cang commented on HBASE-22839: - FYI,  keep in mind that there is a discussion about "

[jira] [Updated] (HBASE-22775) Enhance logging for peer related operations

[ https://issues.apache.org/jira/browse/HBASE-22775?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-22775: Attachment: HBASE-22775.master.002.patch > Enhance logging for peer related operations > -

[jira] [Comment Edited] (HBASE-22775) Enhance logging for peer related operations

[ https://issues.apache.org/jira/browse/HBASE-22775?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905567#comment-16905567 ] Xu Cang edited comment on HBASE-22775 at 8/12/19 8:54 PM: -- So,

[jira] [Commented] (HBASE-22775) Enhance logging for peer related operations

[ https://issues.apache.org/jira/browse/HBASE-22775?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905567#comment-16905567 ] Xu Cang commented on HBASE-22775: - So, ZKReplicationPeerStorage extends _ZKReplicationSt

[jira] [Commented] (HBASE-22828) Log a region close journal

[ https://issues.apache.org/jira/browse/HBASE-22828?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16905438#comment-16905438 ] Xu Cang commented on HBASE-22828: - +1 > Log a region close journal > --

[jira] [Updated] (HBASE-22775) Enhance logging for peer related operations

[ https://issues.apache.org/jira/browse/HBASE-22775?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-22775: Attachment: HBASE-22775.master.001.patch Status: Patch Available (was: Open) > Enhance logging fo

[jira] [Commented] (HBASE-22780) Missing table descriptor may cause STUCK Region-In-Transition forever

[ https://issues.apache.org/jira/browse/HBASE-22780?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16901559#comment-16901559 ] Xu Cang commented on HBASE-22780: - The patch looks good to me. (the unit test failure is

[jira] [Commented] (HBASE-22775) Enhance logging for peer related operations

[ https://issues.apache.org/jira/browse/HBASE-22775?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16900520#comment-16900520 ] Xu Cang commented on HBASE-22775: - Not yet [~apurtell] > Enhance logging for peer relat

[jira] [Commented] (HBASE-22780) Missing table descriptor may cause STUCK Region-In-Transition forever

[ https://issues.apache.org/jira/browse/HBASE-22780?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16899556#comment-16899556 ] Xu Cang commented on HBASE-22780: - looks good! Could you please click the "submit patch"

[jira] [Comment Edited] (HBASE-22780) Missing table descriptor may cause STUCK Region-In-Transition forever

[ https://issues.apache.org/jira/browse/HBASE-22780?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16899556#comment-16899556 ] Xu Cang edited comment on HBASE-22780 at 8/4/19 4:52 AM: - looks

[jira] [Commented] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16898465#comment-16898465 ] Xu Cang commented on HBASE-22762: - +1 > Print the delta between phases in the split/mer

[jira] [Assigned] (HBASE-22775) Enhance logging for peer related operations

[ https://issues.apache.org/jira/browse/HBASE-22775?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang reassigned HBASE-22775: --- Assignee: Xu Cang > Enhance logging for peer related operations > -

[jira] [Created] (HBASE-22775) Enhance logging for peer related operations

Xu Cang created HBASE-22775: --- Summary: Enhance logging for peer related operations Key: HBASE-22775 URL: https://issues.apache.org/jira/browse/HBASE-22775 Project: HBase Issue Type: Improvement

[jira] [Commented] (HBASE-22642) Make move operations of RSGroup idempotent

[ https://issues.apache.org/jira/browse/HBASE-22642?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16897438#comment-16897438 ] Xu Cang commented on HBASE-22642: - [~Xiaolin Ha] Thanks! I re-reviewed the patch. Look

[jira] [Commented] (HBASE-22703) [Balancer] Regions no longer exists but there are 'RegionPlan's in balancer.

[ https://issues.apache.org/jira/browse/HBASE-22703?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16897430#comment-16897430 ] Xu Cang commented on HBASE-22703: - I am thinking it aloud, maybe first step is to add a

[jira] [Commented] (HBASE-22731) ReplicationSource and HBaseInterClusterReplicationEndpoint log messages should include a target Peer identifier

[ https://issues.apache.org/jira/browse/HBASE-22731?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16897396#comment-16897396 ] Xu Cang commented on HBASE-22731: - Very useful stuff. One thing I'd like to see is some

[jira] [Commented] (HBASE-22773) when set blockSize option in Performance Evaluation tool, error occurs:ERROR: Unrecognized option/command: --blockSize=131072

[ https://issues.apache.org/jira/browse/HBASE-22773?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16897337#comment-16897337 ] Xu Cang commented on HBASE-22773: - +1 > when set blockSize option in Performance Evalua

[jira] [Updated] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-22762: Attachment: HBASE-22762.branch-1.004.patch > Print the delta between phases in the split/merge/compact/flu

[jira] [Commented] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16896643#comment-16896643 ] Xu Cang commented on HBASE-22762: -   This is new version:   5353 2019-07-30 17:07:33,

[jira] [Commented] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16896630#comment-16896630 ] Xu Cang commented on HBASE-22762: - One small question,  for this order issue you mentio

[jira] [Commented] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16896614#comment-16896614 ] Xu Cang commented on HBASE-22762: - thanks! [~apurtell] will fix. > Print the delta betw

[jira] [Commented] (HBASE-22703) [Balancer] Regions no longer exists but there are 'RegionPlan's in balancer.

[ https://issues.apache.org/jira/browse/HBASE-22703?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16896604#comment-16896604 ] Xu Cang commented on HBASE-22703: - cleanupRSGroupForTable should be called when table is

[jira] [Commented] (HBASE-22727) The canary table should be placed on all regionservers

[ https://issues.apache.org/jira/browse/HBASE-22727?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16896587#comment-16896587 ] Xu Cang commented on HBASE-22727: - Good point!   [~dmanning] FYI > The canary table s

[jira] [Updated] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-22762: Attachment: HBASE-22762.branch-1.002.patch > Print the delta between phases in the split/merge/compact/flu

[jira] [Updated] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang updated HBASE-22762: Attachment: HBASE-22762.branch-1.001.patch > Print the delta between phases in the split/merge/compact/flu

[jira] [Commented] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16896563#comment-16896563 ] Xu Cang commented on HBASE-22762: - Patch is ready, output looks like below:   1091 20

[jira] [Assigned] (HBASE-22762) Print the delta between phases in the split/merge/compact/flush transaction journals

[ https://issues.apache.org/jira/browse/HBASE-22762?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xu Cang reassigned HBASE-22762: --- Assignee: Xu Cang > Print the delta between phases in the split/merge/compact/flush transaction >

[jira] [Comment Edited] (HBASE-22639) Unexpected split when a big table has only one region on a regionServer

[ https://issues.apache.org/jira/browse/HBASE-22639?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16886604#comment-16886604 ] Xu Cang edited comment on HBASE-22639 at 7/17/19 1:30 AM: -- I do

[jira] [Commented] (HBASE-22639) Unexpected split when a big table has only one region on a regionServer

[ https://issues.apache.org/jira/browse/HBASE-22639?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16886604#comment-16886604 ] Xu Cang commented on HBASE-22639: - I don't quite catch what you meant here "don't split

[jira] [Commented] (HBASE-22697) when RegionServerStoppedException is received, the client should clear meta cache

[ https://issues.apache.org/jira/browse/HBASE-22697?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16886601#comment-16886601 ] Xu Cang commented on HBASE-22697: - Is HBASE-4412 's idea similar to what you proposed? 

[jira] [Commented] (HBASE-22698) [hbase-connectors] Add license header to README.md

[ https://issues.apache.org/jira/browse/HBASE-22698?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16886600#comment-16886600 ] Xu Cang commented on HBASE-22698: - +1  Since it's merged, closing this JIRA? :)  > [hb

[jira] [Commented] (HBASE-22699) refactor isMetaClearingException

[ https://issues.apache.org/jira/browse/HBASE-22699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16886598#comment-16886598 ] Xu Cang commented on HBASE-22699: - Agreed, just by reading this method, it's kind of cry

[jira] [Commented] (HBASE-22630) Restore TestReplicationDroppedTables coverage to branch-1

[ https://issues.apache.org/jira/browse/HBASE-22630?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16885746#comment-16885746 ] Xu Cang commented on HBASE-22630: - ACK, will work on it.  > Restore TestReplicationDrop

[jira] [Commented] (HBASE-22640) Random init hstore lastFlushTime

[ https://issues.apache.org/jira/browse/HBASE-22640?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16885744#comment-16885744 ] Xu Cang commented on HBASE-22640: - Nice idea. I'd suggest adding one line comment above

[jira] [Comment Edited] (HBASE-22642) Make move operations of RSGroup idempotent

[ https://issues.apache.org/jira/browse/HBASE-22642?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16885741#comment-16885741 ] Xu Cang edited comment on HBASE-22642 at 7/16/19 1:03 AM: -- This

[jira] [Commented] (HBASE-22642) Make move operations of RSGroup idempotent

[ https://issues.apache.org/jira/browse/HBASE-22642?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16885741#comment-16885741 ] Xu Cang commented on HBASE-22642: - this is an interesting angle to look at this issue. t

[jira] [Commented] (HBASE-22644) if region split fails, the directories of daughterRegions will not be deleted

[ https://issues.apache.org/jira/browse/HBASE-22644?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16885734#comment-16885734 ] Xu Cang commented on HBASE-22644: - Agree with [~stack] that we should examine all possib

[jira] [Commented] (HBASE-22650) NPE in AssignmentManager (master crash on startup)

[ https://issues.apache.org/jira/browse/HBASE-22650?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16885727#comment-16885727 ] Xu Cang commented on HBASE-22650: - [~sveyrie] good catch. Can you please rename patch n

[jira] [Commented] (HBASE-21606) Document use of the meta table load metrics added in HBASE-19722

[ https://issues.apache.org/jira/browse/HBASE-21606?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16881423#comment-16881423 ] Xu Cang commented on HBASE-21606: - Will do [~symat] thanks!  > Document use of the meta

[jira] [Comment Edited] (HBASE-22349) Stochastic Load Balancer skips balancing when node is replaced in cluster

[ https://issues.apache.org/jira/browse/HBASE-22349?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16875277#comment-16875277 ] Xu Cang edited comment on HBASE-22349 at 6/28/19 11:28 PM: --- Th

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