`<div dir="ltr">We've seen problems like this when we have a SATA drive in a SAS expander that is going out to lunch. Are there any drives showing errors in iostat -En? or any drive timeout messages in the ring buffer?<div>
-nld</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Tue, Jan 21, 2014 at 3:04 AM, Tobias Oetiker <span dir="ltr"><<a href="mailto:tobi@oetiker.ch" target="_blank">tobi@oetiker.ch</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
we are serving ISCSI volumes from our omnios box ... in the log on<br>
the client I keep seeing this pattern every few hours.<br>
<br>
any idea what could be causing this ?<br>
<br>
server and client are directly via a crossover cable over a dedicated interface.<br>
<br>
Jan 21 01:21:34 iscsi-client kernel: : [1048707.604535] connection1:0: ping timeout of 5 secs expired, recv timeout 5, last rx 4557604012, last ping 4557605264, now 4557606516 [kern.err]<br>
Jan 21 01:21:34 iscsi-client kernel: : [1048707.604656] connection1:0: detected conn error (1011) [<a href="http://kern.info" target="_blank">kern.info</a>]<br>
Jan 21 01:21:34 iscsi-client kernel: : [1048707.604661] connection2:0: ping timeout of 5 secs expired, recv timeout 5, last rx 4557604012, last ping 4557605264, now 4557606516 [kern.err]<br>
Jan 21 01:21:34 iscsi-client kernel: : [1048707.604763] connection2:0: detected conn error (1011) [<a href="http://kern.info" target="_blank">kern.info</a>]<br>
Jan 21 01:21:35 iscsi-client iscsid: Kernel reported iSCSI connection 1:0 error (1011) state (3) [daemon.warning]<br>
Jan 21 01:21:35 iscsi-client iscsid: Kernel reported iSCSI connection 2:0 error (1011) state (3) [daemon.warning]<br>
Jan 21 01:21:57 iscsi-client kernel: : [1048713.496478] nfs: server 10.10.10.1 not responding, still trying [kern.notice]<br>
Jan 21 01:21:57 iscsi-client kernel: : [1048717.843552] nfs: server 10.10.10.1 not responding, still trying [kern.notice]<br>
Jan 21 01:21:57 iscsi-client kernel: : [1048718.087086] nfs: server 10.10.10.1 not responding, still trying [kern.notice]<br>
Jan 21 01:21:57 iscsi-client kernel: : [1048730.558551] nfs: server 10.10.10.1 OK [kern.notice]<br>
Jan 21 01:21:57 iscsi-client kernel: : [1048730.559623] nfs: server 10.10.10.1 OK [kern.notice]<br>
Jan 21 01:21:57 iscsi-client kernel: : [1048730.559654] nfs: server 10.10.10.1 OK [kern.notice]<br>
Jan 21 01:21:59 iscsi-client iscsid: connection1:0 is operational after recovery (2 attempts) [daemon.warning]<br>
Jan 21 01:21:59 iscsi-client iscsid: connection2:0 is operational after recovery (2 attempts) [daemon.warning]<br>
<br>
chers<br>
tobi<br>
<span class="HOEnZb"><font color="#888888"><br>
<br>
--<br>
Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland<br>
<a href="http://it.oetiker.ch" target="_blank">http://it.oetiker.ch</a> <a href="mailto:tobi@oetiker.ch">tobi@oetiker.ch</a> <a href="tel:%2B%2B41%2062%20775%209902" value="+41627759902">++41 62 775 9902</a> / sb: -9900<br>
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</font></span></blockquote></div><br></div>
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