You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@hive.apache.org by "Hive QA (Jira)" <ji...@apache.org> on 2019/10/21 10:27:00 UTC
[jira] [Commented] (HIVE-22375)
ObjectStore.lockNotificationSequenceForUpdate is leaking query in case of
error
[ https://issues.apache.org/jira/browse/HIVE-22375?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16955941#comment-16955941 ]
Hive QA commented on HIVE-22375:
--------------------------------
| (/) *{color:green}+1 overall{color}* |
\\
\\
|| 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:green}+1{color} | {color:green} mvninstall {color} | {color:green} 8m 40s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 27s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 21s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 1m 11s{color} | {color:blue} standalone-metastore/metastore-server in master has 171 extant Findbugs warnings. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 20s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 32s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 27s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 27s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 20s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 15s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 20s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 15s{color} | {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 14m 40s{color} | {color:black} {color} |
\\
\\
|| 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-19085/dev-support/hive-personality.sh |
| git revision | master / 1866d7d |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| modules | C: standalone-metastore/metastore-server U: standalone-metastore/metastore-server |
| Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-19085/yetus.txt |
| Powered by | Apache Yetus http://yetus.apache.org |
This message was automatically generated.
> ObjectStore.lockNotificationSequenceForUpdate is leaking query in case of error
> -------------------------------------------------------------------------------
>
> Key: HIVE-22375
> URL: https://issues.apache.org/jira/browse/HIVE-22375
> Project: Hive
> Issue Type: Bug
> Components: Standalone Metastore
> Affects Versions: 4.0.0
> Reporter: Marta Kuczora
> Assignee: Marta Kuczora
> Priority: Minor
> Attachments: HIVE-22375.1.patch
>
>
> In the ObjectStore.lockNotificationSequenceForUpdate method, the query doesn't get closed if an error occur:
> {noformat}
> private void lockNotificationSequenceForUpdate() throws MetaException {
> if (sqlGenerator.getDbProduct() == DatabaseProduct.DERBY && directSql != null) {
> // Derby doesn't allow FOR UPDATE to lock the row being selected (See https://db.apache
> // .org/derby/docs/10.1/ref/rrefsqlj31783.html) . So lock the whole table. Since there's
> // only one row in the table, this shouldn't cause any performance degradation.
> new RetryingExecutor(conf, () -> {
> directSql.lockDbTable("NOTIFICATION_SEQUENCE");
> }).run();
> } else {
> String selectQuery = "select \"NEXT_EVENT_ID\" from \"NOTIFICATION_SEQUENCE\"";
> String lockingQuery = sqlGenerator.addForUpdateClause(selectQuery);
> new RetryingExecutor(conf, () -> {
> prepareQuotes();
> Query query = pm.newQuery("javax.jdo.query.SQL", lockingQuery);
> query.setUnique(true);
> // only need to execute it to get db Lock
> query.execute();
> query.closeAll();
> }).run();
> }
> }
> {noformat}
--
This message was sent by Atlassian Jira
(v8.3.4#803005)