<div dir="ltr"><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)">Hi</div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)">I am trying to mount lustre client. Below are steps and necessary information surrounding the issue. Please let me know if i am missing something</div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)">Thanks</div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)">Div</div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><b><u>Mgs:</u></b></div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><p style="margin:0in;font-family:Calibri;font-size:11pt">[root@lustre_mgs01_vm03
~]# cat /etc/modprobe.d/lustre.conf</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">options lnet
networks=o2ib(ib0),tcp0(eth0)</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt"> </p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">[root@lustre_mgs01_vm03
~]# modprobe lnet</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">[root@lustre_mgs01_vm03
~]# lsmod | grep lnet</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">lnet 449065 0</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">libcfs 405839 1 lnet</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">[root@lustre_mgs01_vm03
~]# lctl network up</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">LNET configured</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">[root@lustre_mgs01_vm03
~]# lctl list_nids</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">192.168.200.52@o2ib</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">192.168.111.52@tcp</p></div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><b><u>On Client:</u></b></div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)">I am able to ping MGS on both tcp and ib network</div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small;color:rgb(153,51,153)"><p style="margin:0in;font-family:Calibri;font-size:11pt">[root@dev1~]# ping
192.168.111.52</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">PING 192.168.111.52
(192.168.111.52) 56(84) bytes of data.</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">64 bytes from
<a href="http://192.168.111.52">192.168.111.52</a>: icmp_req=1 ttl=64 time=5.81 ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">64 bytes from
<a href="http://192.168.111.52">192.168.111.52</a>: icmp_req=2 ttl=64 time=0.802 ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">64 bytes from
<a href="http://192.168.111.52">192.168.111.52</a>: icmp_req=3 ttl=64 time=0.780 ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">^C</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">--- 192.168.111.52
ping statistics ---</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">3 packets
transmitted, 3 received, 0% packet loss, time 2000ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">rtt min/avg/max/mdev
= 0.780/2.464/5.811/2.366 ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">[root@dev1 ~]# ping
192.168.200.52</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">PING 192.168.200.52
(192.168.200.52) 56(84) bytes of data.</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">64 bytes from
<a href="http://192.168.200.52">192.168.200.52</a>: icmp_req=1 ttl=64 time=24.4 ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">64 bytes from
<a href="http://192.168.200.52">192.168.200.52</a>: icmp_req=2 ttl=64 time=2.14 ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">64 bytes from
<a href="http://192.168.200.52">192.168.200.52</a>: icmp_req=3 ttl=64 time=0.782 ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">64 bytes from
<a href="http://192.168.200.52">192.168.200.52</a>: icmp_req=4 ttl=64 time=9.30 ms</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">^C</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">--- 192.168.200.52
ping statistics ---</p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">4 packets
transmitted, 4 received, 0% packet loss, time 3005ms</p><p style="margin:0in;font-family:Calibri;font-size:11pt"><br></p><p style="margin:0in;font-family:Calibri;font-size:11pt"><b><u>client mount commands</u></b></p></div><div class="gmail_default" style=""><p style="margin:0in;font-family:Calibri;font-size:11pt">mount -t lustre
192.168.111.52@tcp:/mylustre /lustre ( or) </p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">mount -t lustre
192.168.111.52@tcp0:/mylustre /lustre ( or) </p>
<p style="margin:0in;font-family:Calibri;font-size:11pt">mount -t lustre
192.168.200.52@ob2:/mylustre /lustre</p><p style="margin:0in;font-family:Calibri;font-size:11pt"><br></p><p style="margin:0in;font-family:Calibri;font-size:11pt"><b><u>cat /var/log/messages | tail -40</u></b></p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:03:17 dev1
user.err kernel: [2133277.466013] LustreError: 162-5: Missing mount data: check
that /sbin/mount.lustre is installed.</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:03:17 dev1
user.err kernel: [2133277.466064] LustreError:
13627:0:(obd_mount.c:1325:lustre_fill_super()) Unable to mount (-22)</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:03:23 dev1
user.warn kernel: [2133282.680519] Lustre:
12364:0:(client.c:1918:ptlrpc_expire_one_request()) @@@ Request sent has timed
out for slow reply: [sent 1468702998/real 1468702998] req@ffff8801e0bc3c00 x1539427524411444/t0(0)
o250->MGC192.168.111.52</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:03:24 dev1
user.err kernel: [2133283.680193] LustreError:
13628:0:(client.c:1083:ptlrpc_import_delay_req()) @@@ send limit expired req@ffff8801e0bc7000 x1539427524411448/t0(0)
o101->MGC192.168.111.52@tcp@192.168.111.52@tcp:26/25 lens 328/344 e 0 to 0
dl</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:03:31 dev1
user.err kernel: [2133290.760978] LustreError:
13657:0:(client.c:1083:ptlrpc_import_delay_req()) @@@ send limit expired req@ffff8801b7159800 x1539427524411456/t0(0)
o101->MGC192.168.111.52@tcp@192.168.111.52@tcp:26/25 lens 328/344 e 0 to 0
dl</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:03:43 dev1
user.warn kernel: [2133302.681412] Lustre:
12364:0:(client.c:1918:ptlrpc_expire_one_request()) @@@ Request sent has failed
due to network error: [sent 1468703023/real 1468703023] req@ffff8801d6bfc800 x1539427524411460/t0(0)
o250->MGC192.168.111</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:04:08 dev1
user.warn kernel: [2133327.681402] Lustre:
12364:0:(client.c:1918:ptlrpc_expire_one_request()) @@@ Request sent has failed
due to network error: [sent 1468703048/real 1468703048] req@ffff8801d6bfec00 x1539427524411464/t0(0)
o250->MGC192.168.111</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:04:15 dev1
user.err kernel: [2133334.680175] LustreError:
13628:0:(client.c:1083:ptlrpc_import_delay_req()) @@@ send limit expired req@ffff8801e0bc7000 x1539427524411452/t0(0)
o101->MGC192.168.111.52@tcp@192.168.111.52@tcp:26/25 lens 328/344 e 0 to 0
dl</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:04:15 dev1
user.err kernel: [2133334.680316] LustreError: 15c-8: MGC192.168.111.52@tcp:
The configuration from log 'mylustre-client' failed (-5). This may be the
result of communication errors between this node and the MGS, a bad
configuration, or other e</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:04:15 dev1
user.err kernel: [2133334.680357] LustreError:
13628:0:(llite_lib.c:1046:ll_fill_super()) Unable to process log: -5</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:04:15 dev1
user.warn kernel: [2133334.680881] Lustre: Unmounted mylustre-client</p><p style="margin:0in;font-family:Calibri;font-size:11pt">
</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Jul 16 17:04:15 dev1
user.err kernel: [2133334.731730] LustreError:
13628:0:(obd_mount.c:1325:lustre_fill_super()) Unable to mount (-5)</p><p style="margin:0in;font-family:Calibri;font-size:11pt"><br></p></div></div>