Monthly Archives: November 2012

zfs basic snapschedule

Posted on November 27, 2012 by edit

#snapshot every minute with retention of three snapshots while true do for i in `zfs list | awk ‘{print $1}’|grep -v \@|tail +2` do zfs destroy ${i}@sched3 zfs rename ${i}@sched2 ${i}@sched3 zfs rename ${i}@sched1 ${i}@sched2 zfs snapshot ${i}@sched1 done sleep … Continue reading →

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WAFL Max dirsize

Posted on November 9, 2012 by admin

Never increase maxdirsize beyond 3% of physical memory.A volume with 30.72MB maxdirsize can hold up to 416808 CIFS files or 1,006,632 NFS files. Calc below: Memory * max files per wafl_dir_block / conversion = # of files 31457.28KB * 128 … Continue reading →

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7-mode snapmirror

Posted on November 8, 2012 by admin

1. license snapmirror on both nodes 2. create source and destination volumes e.g. sourcevol destvol 3. grant access to destination node node1> options snapmirror.access host=node2 4. restrict destinationvolume node2> vol restrict destvol node2> snapmirror initialize -S node1:sourcevol destvol node2> snapmirror … Continue reading →

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FCoE netapp example

Posted on November 7, 2012 by admin

http://www.techshifter.com/2011/10/21/cisco-ucs-nexus-netapp-fcoe-end-to-end-config-part-1/

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clustermode status-admin up

Posted on November 3, 2012 by admin

net int modify -vserver centos -lif cluster_mgmt -home-node centos-01 -home-port e0c -address 192.168.1.100 -netmask 255.255.255.0 -routing-group c192.168.1.0/24 -status-admin up

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Solaris Cluster 3.x Quorum issue article

Posted on November 1, 2012 by admin

Article Listing 1 oct2006.tar Sun Cluster 3.x Quorum Issue Peter van der Weerd Clustering software usually consists of a collection of scripts and binaries that unconfigure an interface, bring down an application, unmount some file systems, give away a group … Continue reading →

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