Changes between Version 1 and Version 2 of UfoClusterStorage

Timestamp:

Feb 10, 2013, 3:23:37 PM (12 years ago)

Author:

Suren A. Chilingaryan

Comment:

--

UfoClusterStorage

@@ -1 @@
-= tgtd =
+= Fast Storage Server =
  * Forwards fast raw devices using iSER protocol
+ * Read-ahead of the raid should be adjusted for the optimum performance
+{{{
+blockdev --setra 65536 /dev/sd#
+}}}
  * Package tgt
   * No iSER support in OpenSuSE RPMS
@@ -19 +23 @@
 </target>
 }}}
+
+= Camera Computer =
+ * openiscsi package, ''iscsid'' should be started on boot
+ * Server node configuration
+{{{
+iscsi_discovery 192.168.11.1 -t iser -f
+iscsi_discovery 192.168.11.3 -t iser -f
+}}}
+ * It will populate 2 extra ''/dev/sd?'' nodes
+ * Create softraid 0 for optimal performance
+{{{
+mdadm --create /dev/md3 -n 2 -l 0 /dev/disk/by-path/pci-0000\:06\:00.0-ip-192.168.11.1\:3260-iscsi-iqn.ipepdvcompute1.fast-lun-1 /dev/disk/by-path/pci-0000\:06\:00.0-ip-192.168.11.3\:3260-iscsi-iqn.ipekatrinadei.fast-lun-1
+}}}
+ * Format it with XFS
+{{{
+mkfs -t xfs /dev/md3
+}}}
+ * fstab entry
+{{{
+/dev/md3 /mnt/server xfs noauto,noatime,allocsize=1GiB,largeio,swalloc,delaylog,nobarrier 0 0
+}}}