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From "Sean Busbey (JIRA)" <>
Subject [jira] [Commented] (ACCUMULO-3596) accumulo hangs in {{InetAddress#getByName}}
Date Sat, 14 Feb 2015 20:17:11 GMT


Sean Busbey commented on ACCUMULO-3596:

Is it worth adding a note to the troubleshooting section of the user guide? or is the scope
of those impacted too small?

> accumulo hangs in {{InetAddress#getByName}}
> -------------------------------------------
>                 Key: ACCUMULO-3596
>                 URL:
>             Project: Accumulo
>          Issue Type: Bug
>          Components: master, tserver
>         Environment: large cluster
>            Reporter: Eric Newton
>            Assignee: Eric Newton
> calls to importDirectory were hanging.  After some debugging, it was determined that
the imports were stuck waiting on DNS lookups.
> {{InetAddress#getByName}} calls {{gethostbyname_r}}
> Further, it was determined that the call only hangs if /etc/hosts.conf contains "reorder
> A bug was found in this section of the glibc resolver, and a bug report will be made
to them.
> Workaround: turn off address reordering.
> Many thanks to [~bfloss] for finding this bug.

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