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Posted to common-issues@hadoop.apache.org by "Hadoop QA (JIRA)" <ji...@apache.org> on 2016/03/15 19:00:37 UTC

[jira] [Commented] (HADOOP-12488) DomainSocket: Solaris does not support timeouts on AF_UNIX sockets

    [ https://issues.apache.org/jira/browse/HADOOP-12488?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15195810#comment-15195810 ] 

Hadoop QA commented on HADOOP-12488:
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 9s {color} | {color:blue} Docker mode activated. {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:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 0s {color} | {color:green} The patch appears to include 1 new or modified test files. {color} |
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 15s {color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 6m 36s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 5m 37s {color} | {color:green} trunk passed with JDK v1.8.0_74 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 6m 32s {color} | {color:green} trunk passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 1m 5s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 44s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 28s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 3m 27s {color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 58s {color} | {color:green} trunk passed with JDK v1.8.0_74 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 2m 50s {color} | {color:green} trunk passed with JDK v1.7.0_95 {color} |
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 14s {color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:red}-1{color} | {color:red} mvninstall {color} | {color:red} 0m 25s {color} | {color:red} hadoop-hdfs in the patch failed. {color} |
| {color:red}-1{color} | {color:red} compile {color} | {color:red} 1m 27s {color} | {color:red} root in the patch failed with JDK v1.8.0_74. {color} |
| {color:red}-1{color} | {color:red} cc {color} | {color:red} 1m 27s {color} | {color:red} root in the patch failed with JDK v1.8.0_74. {color} |
| {color:red}-1{color} | {color:red} javac {color} | {color:red} 1m 27s {color} | {color:red} root in the patch failed with JDK v1.8.0_74. {color} |
| {color:red}-1{color} | {color:red} compile {color} | {color:red} 1m 37s {color} | {color:red} root in the patch failed with JDK v1.7.0_95. {color} |
| {color:red}-1{color} | {color:red} cc {color} | {color:red} 1m 37s {color} | {color:red} root in the patch failed with JDK v1.7.0_95. {color} |
| {color:red}-1{color} | {color:red} javac {color} | {color:red} 1m 37s {color} | {color:red} root in the patch failed with JDK v1.7.0_95. {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 1m 3s {color} | {color:red} root: patch generated 3 new + 84 unchanged - 4 fixed = 87 total (was 88) {color} |
| {color:red}-1{color} | {color:red} mvnsite {color} | {color:red} 0m 28s {color} | {color:red} hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 24s {color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} whitespace {color} | {color:red} 0m 0s {color} | {color:red} The patch has 3 line(s) that end in whitespace. Use git apply --whitespace=fix. {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 0m 18s {color} | {color:red} hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 54s {color} | {color:green} the patch passed with JDK v1.8.0_74 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 2m 41s {color} | {color:green} the patch passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 6m 51s {color} | {color:green} hadoop-common in the patch passed with JDK v1.8.0_74. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 0m 23s {color} | {color:red} hadoop-hdfs in the patch failed with JDK v1.8.0_74. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 6m 43s {color} | {color:red} hadoop-common in the patch failed with JDK v1.7.0_95. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 0m 26s {color} | {color:red} hadoop-hdfs in the patch failed with JDK v1.7.0_95. {color} |
| {color:red}-1{color} | {color:red} asflicense {color} | {color:red} 0m 19s {color} | {color:red} Patch generated 1 ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 60m 27s {color} | {color:black} {color} |
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|| Reason || Tests ||
| JDK v1.7.0_95 Failed junit tests | hadoop.security.ssl.TestReloadingX509TrustManager |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:0ca8df7 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12793572/HADOOP-12488.002.patch |
| JIRA Issue | HADOOP-12488 |
| Optional Tests |  asflicense  compile  cc  mvnsite  javac  unit  javadoc  mvninstall  findbugs  checkstyle  |
| uname | Linux c93759e9d50c 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 / d457401 |
| Default Java | 1.7.0_95 |
| Multi-JDK versions |  /usr/lib/jvm/java-8-oracle:1.8.0_74 /usr/lib/jvm/java-7-openjdk-amd64:1.7.0_95 |
| findbugs | v3.0.0 |
| mvninstall | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-mvninstall-hadoop-hdfs-project_hadoop-hdfs.txt |
| compile | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-compile-root-jdk1.8.0_74.txt |
| cc | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-compile-root-jdk1.8.0_74.txt |
| javac | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-compile-root-jdk1.8.0_74.txt |
| compile | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-compile-root-jdk1.7.0_95.txt |
| cc | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-compile-root-jdk1.7.0_95.txt |
| javac | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-compile-root-jdk1.7.0_95.txt |
| checkstyle | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/diff-checkstyle-root.txt |
| mvnsite | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-mvnsite-hadoop-hdfs-project_hadoop-hdfs.txt |
| whitespace | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/whitespace-eol.txt |
| findbugs | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-findbugs-hadoop-hdfs-project_hadoop-hdfs.txt |
| unit | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.8.0_74.txt |
| unit | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-unit-hadoop-common-project_hadoop-common-jdk1.7.0_95.txt |
| unit | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.7.0_95.txt |
| unit test logs |  https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-unit-hadoop-common-project_hadoop-common-jdk1.7.0_95.txt |
| JDK v1.7.0_95  Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/testReport/ |
| asflicense | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/artifact/patchprocess/patch-asflicense-problems.txt |
| modules | C:  hadoop-common-project/hadoop-common   hadoop-hdfs-project/hadoop-hdfs  U: . |
| Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/8855/console |
| Powered by | Apache Yetus 0.2.0   http://yetus.apache.org |


This message was automatically generated.



> DomainSocket: Solaris does not support timeouts on AF_UNIX sockets
> ------------------------------------------------------------------
>
>                 Key: HADOOP-12488
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12488
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: net
>    Affects Versions: 2.7.1
>         Environment: Solaris
>            Reporter: Alan Burlison
>            Assignee: Alan Burlison
>         Attachments: HADOOP-12488.001.patch, HADOOP-12488.002.patch
>
>
> From the hadoop-common-dev mailing list:
> http://mail-archives.apache.org/mod_mbox/hadoop-common-dev/201509.mbox/%3C560B99F6.6010408@oracle.com%3E
> http://mail-archives.apache.org/mod_mbox/hadoop-common-dev/201510.mbox/%3C560EA6BF.2070001@oracle.com%3E
> {quote}
> Now that the Hadoop native code builds on Solaris I've been chipping 
> away at all the test failures. About 50% of the failures involve 
> DomainSocket, either directly or indirectly. That seems to be mainly 
> because the tests use DomainSocket to do single-node testing, whereas in 
> production it seems that DomainSocket is less commonly used 
> (https://hadoop.apache.org/docs/r2.7.1/hadoop-project-dist/hadoop-hdfs/ShortCircuitLocalReads.html).
> The particular problem on Solaris is that socket read/write timeouts 
> (the SO_SNDTIMEO and SO_RCVTIMEO socket options) are not supported for 
> UNIX domain (PF_UNIX) sockets. Those options are however supported for 
> PF_INET sockets. That's because the socket implementation on Solaris is 
> split roughly into two parts, for inet sockets and for STREAMS sockets, 
> and the STREAMS implementation lacks support for SO_SNDTIMEO and 
> SO_RCVTIMEO. As an aside, performance of sockets that use loopback or 
> the host's own IP is slightly better than that of UNIX domain sockets on 
> Solaris.
> I'm investigating getting timeouts supported for PF_UNIX sockets added 
> to Solaris, but in the meantime I'm also looking how this might be 
> worked around in Hadoop. One way would be to implement timeouts by 
> wrapping all the read/write/send/recv etc calls in DomainSocket.c with 
> either poll() or select().
> The basic idea is to add two new fields to DomainSocket.c to hold the 
> read/write timeouts. On platforms that support SO_SNDTIMEO and 
> SO_RCVTIMEO these would be unused as setsockopt() would be used to set 
> the socket timeouts. On platforms such as Solaris the JNI code would use 
> the values to implement the timeouts appropriately.
> To prevent the code in DomainSocket.c becoming a #ifdef hairball, the 
> current socket IO function calls such as accept(), send(), read() etc 
> would be replaced with a macros such as HD_ACCEPT. On platforms that 
> provide timeouts these would just expand to the normal socket functions, 
> on platforms that don't support timeouts it would expand to wrappers 
> that implements timeouts for them.
> The only caveats are that all code that does anything to a PF_UNIX 
> socket would *always* have to do so via DomainSocket. As far as I can 
> tell that's not an issue, but it would have to be borne in mind if any 
> changes were made in this area.
> Before I set about doing this, does the approach seem reasonable?
> {quote}
> {quote}
> Unfortunately it's not a simple as I'd hoped. For some reason I don't 
> really understand, nearly all the JNI methods are declared as static and 
> therefore don't get a "this" pointer and as a consequence all the class 
> data members that are needed by the JNI code have to be passed in as 
> parameters. That also means it's not possible to store the timeouts in 
> the DomainSocket fields from within the JNI code. Most of the JNI 
> methods should be instance methods rather than static ones, but making 
> that change would require some significant surgery to DomainSocket.
> {quote}



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