[ https://issues.apache.org/jira/browse/HIVE-18866?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16478840#comment-16478840 ]
Hive QA commented on HIVE-18866: -------------------------------- | (x) *{color:red}-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:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 40s{color} | {color:blue} Maven dependency ordering for branch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 6m 37s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 11s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 37s{color} | {color:green} master passed {color} | | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 0m 25s{color} | {color:blue} storage-api in master has 48 extant Findbugs warnings. {color} | | {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 12m 28s{color} | {color:red} branch/itests/hive-jmh cannot run convertXmlToText from findbugs {color} | | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 2m 55s{color} | {color:blue} standalone-metastore in master has 215 extant Findbugs warnings. {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 31s{color} | {color:green} master passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 9s{color} | {color:blue} Maven dependency ordering for patch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 36s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 11s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 11s{color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 12s{color} | {color:red} storage-api: The patch generated 4 new + 109 unchanged - 0 fixed = 113 total (was 109) {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 9s{color} | {color:red} itests/hive-jmh: The patch generated 8 new + 0 unchanged - 0 fixed = 8 total (was 0) {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 18s{color} | {color:red} standalone-metastore: The patch generated 1 new + 13 unchanged - 3 fixed = 14 total (was 16) {color} | | {color:red}-1{color} | {color:red} whitespace {color} | {color:red} 0m 0s{color} | {color:red} The patch has 5 line(s) that end in whitespace. Use git apply --whitespace=fix <<patch_file>>. Refer https://git-scm.com/docs/git-apply {color} | | {color:green}+1{color} | {color:green} xml {color} | {color:green} 0m 1s{color} | {color:green} The patch has no ill-formed XML file. {color} | | {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 3m 59s{color} | {color:red} patch/itests/hive-jmh cannot run convertXmlToText from findbugs {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 31s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 12s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 40m 7s{color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Optional Tests | asflicense javac javadoc xml compile findbugs checkstyle | | uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 3.16.36-1+deb8u1 (2016-09-03) x86_64 GNU/Linux | | Build tool | maven | | Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-11023/dev-support/hive-personality.sh | | git revision | master / b329afa | | Default Java | 1.8.0_111 | | findbugs | v3.0.1 | | findbugs | http://104.198.109.242/logs//PreCommit-HIVE-Build-11023/yetus/branch-findbugs-itests_hive-jmh.txt | | checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-11023/yetus/diff-checkstyle-storage-api.txt | | checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-11023/yetus/diff-checkstyle-itests_hive-jmh.txt | | checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-11023/yetus/diff-checkstyle-standalone-metastore.txt | | whitespace | http://104.198.109.242/logs//PreCommit-HIVE-Build-11023/yetus/whitespace-eol.txt | | findbugs | http://104.198.109.242/logs//PreCommit-HIVE-Build-11023/yetus/patch-findbugs-itests_hive-jmh.txt | | modules | C: storage-api itests/hive-jmh standalone-metastore U: . | | Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-11023/yetus.txt | | Powered by | Apache Yetus http://yetus.apache.org | This message was automatically generated. > Semijoin: Implement a Long -> Hash64 vector fast-path > ----------------------------------------------------- > > Key: HIVE-18866 > URL: https://issues.apache.org/jira/browse/HIVE-18866 > Project: Hive > Issue Type: Improvement > Components: Vectorization > Reporter: Gopal V > Assignee: Sergey Shelukhin > Priority: Major > Labels: performance > Attachments: 0001-hash64-WIP.patch, HIVE-18866.patch, > perf-hash64-long.png > > > A significant amount of CPU is wasted with JMM restrictions on byte[] arrays. > To transform from one Long -> another Long, this goes into a byte[] array, > which shows up as a hotspot. > !perf-hash64-long.png! -- This message was sent by Atlassian JIRA (v7.6.3#76005)