Hi Justice,<br>Thanks for letting us know this. This crashing behavior with fuse-2.8 should be fixed by Harsha&#39;s patch <a href="http://patches.gluster.com/patch/664/">http://patches.gluster.com/patch/664/</a> <br><br>I think the &#39;bigwrite&#39; effect with two minor bug fixes went in write-behind should have given this performance benefit.<br>
<br>Regards,<br>Amar<br><br><div class="gmail_quote">On Tue, Jul 7, 2009 at 3:43 PM, Justice London <span dir="ltr">&lt;<a href="mailto:jlondon@lawinfo.com">jlondon@lawinfo.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">










<div link="blue" vlink="blue" lang="EN-US">

<div>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">The 2.0.3 release of gluster appears so
far to have fixed the crash issue I was experiencing. What was the specific
patch that fixed for it I was wondering?</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">Great job either way! It appears that with
fuse 2.8 and newer kernels that gluster absolutely flies. With a replication
environment between two crummy testbed machines it’s probably about twice
as fast as 2.7.4 based fuse!</span></font></p><div class="im">

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<div>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">Justice London<br>
<a href="mailto:jlondon@lawinfo.com" target="_blank">jlondon@lawinfo.com</a><br>
<br>
</span></font></p>

</div>

</div><div>

<div style="text-align: center;" align="center"><font face="Times New Roman" size="3"><span style="font-size: 12pt;">

<hr size="2" width="100%" align="center">

</span></font></div>

<p><b><font face="Tahoma" size="2"><span style="font-size: 10pt; font-family: Tahoma; font-weight: bold;">From:</span></font></b><font face="Tahoma" size="2"><span style="font-size: 10pt; font-family: Tahoma;">
<a href="mailto:gluster-users-bounces@gluster.org" target="_blank">gluster-users-bounces@gluster.org</a> [mailto:<a href="mailto:gluster-users-bounces@gluster.org" target="_blank">gluster-users-bounces@gluster.org</a>] <b><span style="font-weight: bold;">On Behalf Of </span></b>Justice London<br>

<b><span style="font-weight: bold;">Sent:</span></b> Thursday, July 02, 2009
12:33 PM<br>
<b><span style="font-weight: bold;">To:</span></b> &#39;Raghavendra G&#39;<br>
<b><span style="font-weight: bold;">Cc:</span></b> &#39;gluster-users&#39;;
&#39;Harshavardhana&#39;<div><div></div><div class="h5"><br>
<b><span style="font-weight: bold;">Subject:</span></b> Re: [Gluster-users]
Gluster (2.0.1 -&gt; git) with fuse 2.8 crashes NFS</div></div></span></font></p>

</div><div><div></div><div class="h5">

<p><font face="Times New Roman" size="3"><span style="font-size: 12pt;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">Sure:</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">Server:</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">### Export volume &quot;brick&quot; with
the contents of &quot;/home/export&quot; directory.</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume posix</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type
storage/posix                  
# POSIX FS translator</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option directory
/home/gluster/vmglustore       # Export this
directory</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option background-unlink yes</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume locks</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type features/posix-locks</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  subvolumes posix</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume brick</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type performance/io-threads</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option thread-count 32</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  option autoscaling yes</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  option min-threads 8</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  option max-threads 200</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  subvolumes locks</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">### Add network serving capability to
above brick.</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume brick-server</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type protocol/server</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option transport-type tcp</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport-type unix</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport-type ib-sdp</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport.socket.bind-address
192.168.1.10     # Default is to listen on all interfaces</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport.socket.listen-port
6996             
# Default is 6996</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport-type ib-verbs</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport.ib-verbs.bind-address
192.168.1.10     # Default is to listen on all interfaces</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport.ib-verbs.listen-port
6996             
# Default is 6996</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport.ib-verbs.work-request-send-size 
131072</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option
transport.ib-verbs.work-request-send-count 64</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option
transport.ib-verbs.work-request-recv-size  131072</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option
transport.ib-verbs.work-request-recv-count 64</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option client-volume-filename
/etc/glusterfs/glusterfs.vol</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  subvolumes brick</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># NOTE: Access to any volume through
protocol/server is denied by</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># default. You need to explicitly grant
access through # &quot;auth&quot;</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option.</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option auth.addr.brick.allow * #
Allow access to &quot;brick&quot; volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">Client:</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">### Add client feature and attach to
remote subvolume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume remotebrick1</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type protocol/client</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option transport-type tcp</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport-type unix</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport-type ib-sdp</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option remote-host
192.168.1.35         # IP address of
the remote brick</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport.socket.remote-port
6996             
# default server port is 6996</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport-type ib-verbs</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport.ib-verbs.remote-port
6996             
# default server port is 6996</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport.ib-verbs.work-request-send-size 
1048576</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option
transport.ib-verbs.work-request-send-count 16</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option
transport.ib-verbs.work-request-recv-size  1048576</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option
transport.ib-verbs.work-request-recv-count 16</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"># option transport-timeout
30          # seconds to wait for
a reply</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">                                      
# from server for each request</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option remote-subvolume
brick        # name of the remote volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume remotebrick2</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type protocol/client</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option transport-type tcp</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option remote-host 192.168.1.36</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option remote-subvolume brick</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume brick-replicate</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type cluster/replicate</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  subvolumes remotebrick1
remotebrick2</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume threads</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type performance/io-threads</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option thread-count 8</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  option autoscaling yes</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  option min-threads 8</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  option max-threads 200</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  subvolumes brick-replicate</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">### Add readahead feature</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume readahead</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type performance/read-ahead</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option page-count
4       # cache per file  = (page-count x
page-size)</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option force-atime-update off</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  subvolumes threads</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">### Add IO-Cache feature</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#volume iocache</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  type performance/io-cache</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  option page-size 1MB</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  option cache-size 64MB</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#  subvolumes readahead</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">#end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">### Add writeback feature</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">volume writeback</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  type performance/write-behind</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option cache-size 8MB</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  option flush-behind on</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">  subvolumes readahead</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">end-volume</span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<p><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;"> </span></font></p>

<div>

<p style="margin-bottom: 12pt;"><font face="Arial" size="2" color="navy"><span style="font-size: 10pt; font-family: Arial; color: navy;">Justice
London<br>
<a href="mailto:jlondon@lawinfo.com" target="_blank">jlondon@lawinfo.com</a></span></font></p>

</div>

<div>

<div style="text-align: center;" align="center"><font face="Times New Roman" size="3"><span style="font-size: 12pt;">

<hr size="2" width="100%" align="center">

</span></font></div>

<p><b><font face="Tahoma" size="2"><span style="font-size: 10pt; font-family: Tahoma; font-weight: bold;">From:</span></font></b><font face="Tahoma" size="2"><span style="font-size: 10pt; font-family: Tahoma;"> Raghavendra G
[mailto:<a href="mailto:raghavendra.hg@gmail.com" target="_blank">raghavendra.hg@gmail.com</a>] <br>
<b><span style="font-weight: bold;">Sent:</span></b> Thursday, July 02, 2009
10:17 AM<br>
<b><span style="font-weight: bold;">To:</span></b> Justice London<br>
<b><span style="font-weight: bold;">Cc:</span></b> Harshavardhana; gluster-users<br>
<b><span style="font-weight: bold;">Subject:</span></b> Re: [Gluster-users]
Gluster (2.0.1 -&gt; git) with fuse 2.8 crashes NFS</span></font></p>

</div>

<p><font face="Times New Roman" size="3"><span style="font-size: 12pt;"> </span></font></p>

<p style="margin-bottom: 12pt;"><font face="Times New Roman" size="3"><span style="font-size: 12pt;">Hi,<br>
<br>
Can you send across the volume specification files you are using?<br>
<br>
regards,<br>
Raghavendra.</span></font></p>

<div>

<p><font face="Times New Roman" size="3"><span style="font-size: 12pt;">2009/6/24 Justice London &lt;<a href="mailto:jlondon@lawinfo.com" target="_blank">jlondon@lawinfo.com</a>&gt;</span></font></p>

<p><font face="Times New Roman" size="3"><span style="font-size: 12pt;">Here you go. Let me know if you need anything else:<br>
<br>
Core was generated by `/usr/local/sbin/glusterfsd<br>
-p /var/run/glusterfsd.pid -f /etc/glusterfs/gluster&#39;.<br>
Program terminated with signal 11, Segmentation fault.<br>
[New process 653]<br>
[New process 656]<br>
[New process 687]<br>
[New process 657]<br>
[New process 658]<br>
[New process 659]<br>
[New process 660]<br>
[New process 661]<br>
[New process 662]<br>
[New process 663]<br>
[New process 665]<br>
[New process 666]<br>
[New process 667]<br>
[New process 668]<br>
[New process 669]<br>
[New process 670]<br>
[New process 671]<br>
[New process 672]<br>
[New process 679]<br>
[New process 680]<br>
[New process 681]<br>
[New process 682]<br>
[New process 683]<br>
[New process 684]<br>
[New process 686]<br>
[New process 676]<br>
[New process 685]<br>
[New process 674]<br>
[New process 675]<br>
[New process 677]<br>
[New process 654]<br>
[New process 673]<br>
[New process 678]<br>
[New process 664]<br>
#0  0xb808ee9c in __glusterfs_this_location@plt ()<br>
  from /usr/local/lib/libglusterfs.so.0<br>
(gdb) backtrace<br>
#0  0xb808ee9c in __glusterfs_this_location@plt ()<br>
  from /usr/local/lib/libglusterfs.so.0<br>
#1  0xb809b935 in default_fxattrop (frame=0x809cc68, this=0x8055a80,<br>
   fd=0x809ca20, flags=GF_XATTROP_ADD_ARRAY, dict=0x809cac8)<br>
   at defaults.c:1122<br>
#2  0xb809b930 in default_fxattrop (frame=0x8063570, this=0x8055f80,<br>
   fd=0x809ca20, flags=GF_XATTROP_ADD_ARRAY, dict=0x809cac8)<br>
   at defaults.c:1122<br>
#3  0xb76b3c35 in server_fxattrop (frame=0x809cc28, bound_xl=0x8055f80,<br>
   hdr=0x8064c88, hdrlen=150, iobuf=0x0) at server-protocol.c:4596<br>
#4  0xb76a9f1b in protocol_server_interpret (this=0x8056500,<br>
trans=0x8064698,<br>
   hdr_p=0x8064c88 &quot;&quot;, hdrlen=150, iobuf=0x0) at
server-protocol.c:7502<br>
#5  0xb76aa1cc in protocol_server_pollin (this=0x8056500,<br>
trans=0x8064698)<br>
   at server-protocol.c:7783<br>
#6  0xb76aa24f in notify (this=0x8056500, event=2, data=0x8064698)<br>
   at server-protocol.c:7839<br>
#7  0xb809737f in xlator_notify (xl=0x8056500, event=2, data=0x8064698)<br>
   at xlator.c:912<br>
#8  0xb4ea08dd in socket_event_poll_in (this=0x8064698) at socket.c:713<br>
#9  0xb4ea099b in socket_event_handler (fd=8, idx=1, data=0x8064698,<br>
   poll_in=1, poll_out=0, poll_err=0) at socket.c:813<br>
#10 0xb80b168a in event_dispatch_epoll (event_pool=0x8050d58) at<br>
event.c:804<br>
#11 0xb80b0471 in event_dispatch (event_pool=0x8051338) at event.c:975<br>
---Type &lt;return&gt; to continue, or q &lt;return&gt; to quit---<br>
#12 0x0804b880 in main (argc=5, argv=0xbfae1044) at glusterfsd.c:1263<br>
Current language:  auto; currently asm</span></font></p>

<div>

<p style="margin-bottom: 12pt;"><font face="Times New Roman" size="3"><span style="font-size: 12pt;"><br>
<br>
Justice London<br>
<a href="mailto:jlondon@lawinfo.com" target="_blank">jlondon@lawinfo.com</a></span></font></p>

</div>

<p><font face="Times New Roman" size="3"><span style="font-size: 12pt;">On Mon, 2009-06-22 at 10:47 +0530, Harshavardhana wrote:<br>
&gt; Hi Justice,<br>
&gt;<br>
&gt;      Can you get a backtrace from the segfault through gdb?
.</span></font></p>

<div>

<p><font face="Times New Roman" size="3"><span style="font-size: 12pt;">&gt;<br>
&gt; Regards<br>
&gt; --<br>
&gt; Harshavardhana<br>
&gt; Z Research Inc <a href="http://www.zresearch.com/" target="_blank">http://www.zresearch.com/</a><br>
&gt;<br>
&gt;</span></font></p>

</div>

<div>

<div>

<p style="margin-bottom: 12pt;"><font face="Times New Roman" size="3"><span style="font-size: 12pt;">&gt; On Sat, Jun 20, 2009
at 10:47 PM, &lt;<a href="mailto:jlondon@lawinfo.com" target="_blank">jlondon@lawinfo.com</a>&gt;
wrote:<br>
&gt;         Sure, the kernel version is 2.6.29 and the
fuse release is the<br>
&gt;         just<br>
&gt;         released 2.8.0-pre3 (although I can use pre2
if needed).<br>
&gt;<br>
&gt;<br>
&gt;         Justice London<br>
&gt;         <a href="mailto:jlondon@lawinfo.com" target="_blank">jlondon@lawinfo.com</a><br>
&gt;<br>
&gt;         &gt; Hi Justice,<br>
&gt;         &gt;<br>
&gt;         &gt;      There are certain
modifications required in<br>
&gt;         fuse-extra.c to make<br>
&gt;         &gt; glusterfs work properly for fuse 2.8.0
release. glusterfs<br>
&gt;         2.0.1 release is<br>
&gt;         &gt; not tested against 2.8.0 release fuse and
certainly will not<br>
&gt;         work without<br>
&gt;         &gt; those modifications.  May i know the
kernel version you are<br>
&gt;         trying to use?<br>
&gt;         &gt; and the version of fuse being under use?
pre1 or pre2<br>
&gt;         release?<br>
&gt;         &gt;<br>
&gt;         &gt; Regards<br>
&gt;         &gt; --<br>
&gt;         &gt; Harshavardhana<br>
&gt;         &gt; Z Research Inc <a href="http://www.zresearch.com/" target="_blank">http://www.zresearch.com/</a><br>
&gt;         &gt;<br>
&gt;         &gt;<br>
&gt;         &gt; On Fri, Jun 19, 2009 at 11:14 PM, Justice
London<br>
&gt;         &gt; &lt;<a href="mailto:jlondon@lawinfo.com" target="_blank">jlondon@lawinfo.com</a>&gt;wrote:<br>
&gt;         &gt;<br>
&gt;         &gt;&gt;  No matter what I do I cannot
seem to get gluster to stay<br>
&gt;         stable when<br>
&gt;         &gt;&gt; doing any sort of writes to the
mount, when using gluster<br>
&gt;         in combination<br>
&gt;         &gt;&gt; with fuse 2.8.0-preX and NFS. I tried
both unfs3 and<br>
&gt;         standard kernel-nfs<br>
&gt;         &gt;&gt; and<br>
&gt;         &gt;&gt; no matter what, any sort of data
transaction seems to crash<br>
&gt;         gluster<br>
&gt;         &gt;&gt; immediately. The error log is as
such:<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; pending frames:<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; patchset: git://<a href="http://git.sv.gnu.org/gluster.git" target="_blank">git.sv.gnu.org/gluster.git</a><br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; signal received: 11<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; configuration details:argp 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; backtrace 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; bdb-&gt;cursor-&gt;get 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; db.h 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; dlfcn 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; fdatasync 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; libpthread 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; llistxattr 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; setfsid 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; spinlock 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; epoll.h 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; xattr.h 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; st_atim.tv_nsec 1<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; package-string: glusterfs 2.0.0git<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; [0xf57fe400]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/usr/local/lib/libglusterfs.so.0(default_fxattrop<br>
&gt;         +0xc0)[0xb7f4d530]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/usr/local/lib/glusterfs/2.0.0git/xlator/protocol/server.so(server_fxattrop+0x175)[0xb7565af5]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/usr/local/lib/glusterfs/2.0.0git/xlator/protocol/server.so(protocol_server_interpret+0xbb)[0xb755beeb]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; /usr/local/lib/glusterfs/2.0.0git/xlator/protocol/server.so(protocol_server_pollin+0x9c)[0xb755c19c]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/usr/local/lib/glusterfs/2.0.0git/xlator/protocol/server.so(notify+0x7f)[0xb755c21f]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; /usr/local/lib/libglusterfs.so.0(xlator_notify<br>
&gt;         +0x3f)[0xb7f4937f]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/usr/local/lib/glusterfs/2.0.0git/transport/socket.so(socket_event_poll_in+0x3d)[0xb4d528dd]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/usr/local/lib/glusterfs/2.0.0git/transport/socket.so(socket_event_handler+0xab)[0xb4d5299b]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/usr/local/lib/libglusterfs.so.0[0xb7f6321a]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/usr/local/lib/libglusterfs.so.0(event_dispatch<br>
&gt;         +0x21)[0xb7f62001]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; /usr/local/sbin/glusterfsd(main+0xb3b)[0x804b81b]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
/lib/libc.so.6(__libc_start_main+0xe5)[0xb7df3455]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; /usr/local/sbin/glusterfsd[0x8049db1]<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; Any ideas on if there is a solution,
or will be one<br>
&gt;         upcoming in either<br>
&gt;         &gt;&gt; gluster or fuse?  Other than
with NFS, the git version of<br>
&gt;         gluster seems<br>
&gt;         &gt;&gt; to<br>
&gt;         &gt;&gt; be really, really fast with fuse 2.8<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt; Justice London<br>
&gt;         &gt;&gt; <a href="mailto:jlondon@lawinfo.com" target="_blank">jlondon@lawinfo.com</a><br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;
_______________________________________________<br>
&gt;         &gt;&gt; Gluster-users mailing list<br>
&gt;         &gt;&gt; <a href="mailto:Gluster-users@gluster.org" target="_blank">Gluster-users@gluster.org</a><br>
&gt;         &gt;&gt; <a href="http://zresearch.com/cgi-bin/mailman/listinfo/gluster-users" target="_blank">http://zresearch.com/cgi-bin/mailman/listinfo/gluster-users</a><br>
&gt;         &gt;&gt;<br>
&gt;         &gt;&gt;<br>
&gt;         &gt;<br>
&gt;<br>
&gt;<br>
&gt;<br>
&gt;<br>
&gt;<br>
<br>
<br>
<br>
_______________________________________________<br>
Gluster-users mailing list<br>
<a href="mailto:Gluster-users@gluster.org" target="_blank">Gluster-users@gluster.org</a><br>
<a href="http://zresearch.com/cgi-bin/mailman/listinfo/gluster-users" target="_blank">http://zresearch.com/cgi-bin/mailman/listinfo/gluster-users</a></span></font></p>

</div>

</div>

</div>

<p style="margin-bottom: 12pt;"><font face="Times New Roman" size="3"><span style="font-size: 12pt;"><br>
<br clear="all">
<br>
-- <br>
Raghavendra G</span></font></p>

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<p><font face="Arial" size="2"><div><div></div><div class="h5">Checked by AVG - <a href="http://www.avg.com" target="_blank">www.avg.com</a><br></div></div>
Version: 8.5.375 / Virus Database: 270.13.7/2222 - Release Date: 07/07/09 05:53:00<br>
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<p><font face="Arial" size="2"> </font> </p><br>_______________________________________________<br>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Regards,<br>Amar Tumballi<br><br>