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https://issues.apache.org/jira/browse/HIVE-23201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17092033#comment-17092033
 ] 

Hive QA commented on HIVE-23201:
--------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
|| || || || {color:brown} master Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  1m 
56s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  8m 
41s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
37s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
 7s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  1m 
18s{color} | {color:blue} standalone-metastore/metastore-server in master has 
189 extant Findbugs warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  4m  
1s{color} | {color:blue} ql in master has 1530 extant Findbugs warnings. 
{color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
21s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
31s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  2m 
 8s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
36s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m 
36s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
24s{color} | {color:red} standalone-metastore/metastore-server: The patch 
generated 1 new + 501 unchanged - 14 fixed = 502 total (was 515) {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  1m 
27s{color} | {color:red} standalone-metastore/metastore-server generated 1 new 
+ 188 unchanged - 1 fixed = 189 total (was 189) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
19s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
16s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 33m 21s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| FindBugs | module:standalone-metastore/metastore-server |
|  |  org.apache.hadoop.hive.metastore.txn.TxnHandler.timeOutLocks(Connection) 
may fail to clean up java.sql.ResultSet  Obligation to clean up resource 
created at TxnHandler.java:up java.sql.ResultSet  Obligation to clean up 
resource created at TxnHandler.java:[line 4731] is not discharged |
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|| Subsystem || Report/Notes ||
| Optional Tests |  asflicense  javac  javadoc  findbugs  checkstyle  compile  |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 
3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/data/hiveptest/working/yetus_PreCommit-HIVE-Build-21929/dev-support/hive-personality.sh
 |
| git revision | master / 88053b2 |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-21929/yetus/diff-checkstyle-standalone-metastore_metastore-server.txt
 |
| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-21929/yetus/new-findbugs-standalone-metastore_metastore-server.html
 |
| modules | C: standalone-metastore/metastore-server ql U: . |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-21929/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Improve logging in locking
> --------------------------
>
>                 Key: HIVE-23201
>                 URL: https://issues.apache.org/jira/browse/HIVE-23201
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Marton Bod
>            Assignee: Marton Bod
>            Priority: Major
>         Attachments: HIVE-23201.1.patch, HIVE-23201.1.patch, 
> HIVE-23201.10.patch, HIVE-23201.2.patch, HIVE-23201.2.patch, 
> HIVE-23201.3.patch, HIVE-23201.4.patch, HIVE-23201.5.patch, 
> HIVE-23201.5.patch, HIVE-23201.5.patch, HIVE-23201.5.patch, 
> HIVE-23201.6.patch, HIVE-23201.6.patch, HIVE-23201.7.patch, 
> HIVE-23201.8.patch, HIVE-23201.8.patch, HIVE-23201.9.patch
>
>
> Currently it can be quite difficult to troubleshoot issues related to 
> locking. To understand why a particular txn gave up after a while on 
> acquiring a lock, you have to connect directly to the backend DB, since we 
> are not logging right now which exact locks the txn is waiting for.



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