[jira] [Commented] (HADOOP-12580) Hadoop needs a SysInfo class for Solaris

["Dmitry Sivachenko (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HADOOP-12580?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15010844#comment-15010844 ] 

Dmitry Sivachenko commented on HADOOP-12580:
--------------------------------------------

FreeBSD is also affected.

> Hadoop needs a SysInfo class for Solaris
> ----------------------------------------
>
>                 Key: HADOOP-12580
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12580
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: util
>    Affects Versions: 2.7.1
>         Environment: Solaris
>            Reporter: Alan Burlison
>            Assignee: Alan Burlison
>
> During testing multiple failures of the following sort are reported:
> {code}
> java.lang.UnsupportedOperationException: Could not determine OS
>         at org.apache.hadoop.util.SysInfo.newInstance(SysInfo.java:43)
>         at org.apache.hadoop.yarn.util.ResourceCalculatorPlugin.<init>(ResourceCalculatorPlugin.java:41)
>         at org.apache.hadoop.mapred.gridmix.DummyResourceCalculatorPlugin.<init>(DummyResourceCalculatorPlugin.java:32)
>         at org.apache.hadoop.mapred.gridmix.TestGridmixMemoryEmulation.testTotalHeapUsageEmulatorPlugin(TestGridmixMemoryEmulation.java:131)
> {code}
> This is because there is no SysInfo subclass for Solaris, from SysInfo.java
> {code}
>   public static SysInfo newInstance() {
>     if (Shell.LINUX) {
>       return new SysInfoLinux();
>     }
>     if (Shell.WINDOWS) {
>       return new SysInfoWindows();
>     }
>     throw new UnsupportedOperationException("Could not determine OS");
>   }
> {code}
> An implementation of SysInfoSolaris needs to be written and plumbed in to SysInfo.



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