When poudriere jails become stuck in a loop

[Patrick Powell]

On 07/18/14 02:41, Beeblebrox wrote:
> I have observed that some poudriere jails, on occasion, get stuck in a
> hanging pattern. If I go to a jail that became stuck, top always shows
> something like:
>
> PID USERNAME THR PRI NICE SIZE RES STATE   C   TIME    WCPU COMMAND
> 91534 root 1  23    3 21840K  2376K CPU3    3   0:00   0.02% top
> 24713 root 1  52    3 49828K     0K wait    2   0:13   0.00% <pkg-static>
> 24637 root 1  23    3  9048K   148K wait    0   0:00   0.00% make
> 26552 root 1  52    3   190M    44K urdlck  0   0:00   0.00% dot
> 24652 root 1  52    3 16988K     0K wait    1   0:00   0.00% <sh>
> 26551 root 1  52    3 16988K     0K wait    3   0:00   0.00% <sh>
>
> The solution I have found is to kill the process named "dot" (26552 in this
> case). Poudriere then picks up from where it left off and successfully
> completes the package build.
>
> Regards.
>
>
>
> -----
> FreeBSD-11-current_amd64_root-on-zfs_RadeonKMS
> --
> View this message in context: http://freebsd.1045724.n5.nabble.com/When-poudriere-jails-become-stuck-in-a-loop-tp5929736.html
> Sent from the freebsd-ports mailing list archive at Nabble.com.
> _______________________________________________
> freebsd-ports at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-ports
> To unsubscribe, send any mail to "freebsd-ports-unsubscribe at freebsd.org"
>

I think I have observed the same issue.  When you say 'go to a jail' 
what did you do to see
this information?  I get a lot of other info that clouds the issue.