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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-12630) Mususe of sun.misc.Unsafe causes midaligned memory access coredumps
Date Thu, 31 Dec 2015 01:58:50 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-12630?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15075624#comment-15075624
] 

Hadoop QA commented on HADOOP-12630:
------------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s {color} | {color:blue}
Docker mode activated. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m 1s {color} | {color:green}
The patch does not contain any @author tags. {color} |
| {color:red}-1{color} | {color:red} test4tests {color} | {color:red} 0m 0s {color} | {color:red}
The patch doesn't appear to include any new or modified tests. Please justify why no new tests
are needed for this patch. Also please list what manual steps were performed to verify this
patch. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 7m 41s {color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 8m 0s {color} | {color:green}
trunk passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 8m 38s {color} |
{color:green} trunk passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 16s {color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 3s {color} | {color:green}
trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 14s {color}
| {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 45s {color} |
{color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 51s {color} |
{color:green} trunk passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 3s {color} | {color:green}
trunk passed with JDK v1.7.0_91 {color} |
| {color:red}-1{color} | {color:red} mvninstall {color} | {color:red} 1m 30s {color} | {color:red}
hadoop-common in the patch failed. {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 8m 1s {color} | {color:green}
the patch passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 8m 1s {color} | {color:green}
the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 8m 50s {color} |
{color:green} the patch passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 8m 50s {color} | {color:green}
the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 15s {color}
| {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 1s {color} | {color:green}
the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 14s {color}
| {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 0s {color}
| {color:green} Patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 59s {color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 53s {color} |
{color:green} the patch passed with JDK v1.8.0_66 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 5s {color} | {color:green}
the patch passed with JDK v1.7.0_91 {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 7m 6s {color} | {color:green}
hadoop-common in the patch passed with JDK v1.8.0_66. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 7m 28s {color} | {color:green}
hadoop-common in the patch passed with JDK v1.7.0_91. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 23s {color}
| {color:green} Patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 69m 40s {color} | {color:black}
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:0ca8df7 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12780067/HADOOP-12630.patch
|
| JIRA Issue | HADOOP-12630 |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  unit  findbugs
 checkstyle  |
| uname | Linux 516c738c5603 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed Sep 3 21:56:12
UTC 2014 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 4e4b3a8 |
| Default Java | 1.7.0_91 |
| Multi-JDK versions |  /usr/lib/jvm/java-8-oracle:1.8.0_66 /usr/lib/jvm/java-7-openjdk-amd64:1.7.0_91
|
| findbugs | v3.0.0 |
| mvninstall | https://builds.apache.org/job/PreCommit-HADOOP-Build/8327/artifact/patchprocess/patch-mvninstall-hadoop-common-project_hadoop-common.txt
|
| JDK v1.7.0_91  Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/8327/testReport/
|
| modules | C: hadoop-common-project/hadoop-common U: hadoop-common-project/hadoop-common
|
| Max memory used | 75MB |
| Powered by | Apache Yetus 0.2.0-SNAPSHOT   http://yetus.apache.org |
| Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/8327/console |


This message was automatically generated.



> Mususe of sun.misc.Unsafe causes midaligned memory access coredumps
> -------------------------------------------------------------------
>
>                 Key: HADOOP-12630
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12630
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: native
>    Affects Versions: 2.6.0, 2.7.0, 3.0.0
>         Environment: Solaris SPARC
>            Reporter: Alan Burlison
>            Assignee: Alan Burlison
>
> Misuse of sun.misc.unsafe by {{org.apache.hadoop.io.FastByteComparisons}} causes misaligned
memory accesses and results in coredumps. Stack traces below:
> {code}
> hadoop-tools/hadoop-gridmix/core
>  --- called from signal handler with signal 10 (SIGBUS) ---
>  ffffffff7717fa40 Unsafe_GetLong (18c000, ffffffff7e2fd6d8, 0, 19, ffffffff775d4be0,
10018c000) + 158
>  ffffffff70810dcc * sun/misc/Unsafe.getLong(Ljava/lang/Object;J)J+-30004
>  ffffffff70810d70 * sun/misc/Unsafe.getLong(Ljava/lang/Object;J)J+0
>  ffffffff70806d58 * org/apache/hadoop/io/FastByteComparisons$LexicographicalComparerHolder$UnsafeComparer.compareTo([BII[BII)I+91
(line 405)
>  ffffffff70806cb4 * org/apache/hadoop/io/FastByteComparisons$LexicographicalComparerHolder$UnsafeComparer.compareTo(Ljava/lang/Object;IILjava/lang/Object;II)I+16
(line 264)
>  ffffffff7080783c * org/apache/hadoop/io/FastByteComparisons.compareTo([BII[BII)I+11
(line 92)
>  ffffffff70806cb4 * org/apache/hadoop/io/WritableComparator.compareBytes([BII[BII)I+8
(line 376)
>  ffffffff70806cb4 * org/apache/hadoop/mapred/gridmix/GridmixRecord$Comparator.compare([BII[BII)I+61
(line 522)
>  ffffffff70806cb4 * org/apache/hadoop/mapred/gridmix/TestGridmixRecord.binSortTest(Lorg/apache/hadoop/mapred/gridmix/GridmixRecord;Lorg/apache/hadoop/mapred/gridmix/GridmixRecord;IILorg/apache/hadoop/io/WritableComparator;)V+280
(line 268)
>  ffffffff70806f44 * org/apache/hadoop/mapred/gridmix/TestGridmixRecord.testBaseRecord()V+57
(line 482)
> {code}
> This also causes {{hadoop-mapreduce-project/hadoop-mapreduce-examples/core}}



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