On 06/28/2016 02:27 AM, Ian Kent wrote:
At this point a full debug log would probably answer most of my questions.
I have a full debug log for you. I don't know what the policy is for
sending attachments on the mailing list, so I'll send the log to you only.
The "deadlock" happened at 22:00, /nfs/http12 was unmounted shortly before:
Jun 28 21:55:21 ssh1 automount[3848595]: umount_subtree_mounts:
unmounting dir = /nfs/http12
Here's a 'ps aux|grep mount' from this morning, before I cleaned it up:
root 153793 0.0 0.0 271852 1868 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 153798 0.0 0.0 271852 1868 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 153803 0.0 0.0 271852 1868 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 153808 0.0 0.0 0 0 ? Z Jun28 0:00
[mount] <defunct>
root 153819 0.0 0.0 271852 1868 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 153860 0.0 0.0 271852 1868 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 153861 0.0 0.0 271852 1868 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 154529 0.0 0.0 271852 1868 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 155381 0.0 0.0 271852 1868 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 156565 0.0 0.0 272880 1900 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 176662 0.0 0.0 3944 392 ? S Jun28 0:00
/bin/sh -c /bin/umount /home/bikes
root 176663 0.0 0.0 8124 480 ? S Jun28 0:00
/bin/umount /home/bikes
root 176671 0.0 0.0 274936 1964 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 195792 0.0 0.0 275964 1996 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 195817 0.0 0.0 275964 1996 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 228410 0.0 0.0 276992 2028 ? S Jun28 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 232950 0.0 0.0 279048 2092 ? S 00:00 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 232969 0.0 0.0 279048 2092 ? S 00:00 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 236404 0.0 0.0 280076 2124 ? S 00:05 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 262934 0.0 0.0 281104 2156 ? S 00:39 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 340095 0.0 0.0 283160 2220 ? S 02:55 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 344231 0.0 0.0 283160 2220 ? S 03:05 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 361273 0.0 0.0 284188 2252 ? S 03:55 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 384154 0.0 0.0 287272 2348 ? S 05:00 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 384165 0.0 0.0 287272 2348 ? S 05:00 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 384170 0.0 0.0 287272 2348 ? S 05:00 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 407146 0.0 0.0 288300 2380 ? S 06:01 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 595311 0.0 0.0 289328 2412 ? S 09:34 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 597797 0.0 0.0 290356 2444 ? S 09:40 0:00
/usr/sbin/automount --pid-file /var/run/autofs.pid
root 3848595 0.0 0.0 291384 5756 ? Ssl Jun28 0:21
/usr/sbin/automount --pid-file /var/run/autofs.pid
The umount '/home/bikes' was not done by autofs, it was done by a script.
--
Cyril B.
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