Zfs Notes: Difference between revisions
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[root@sms-thumper /]# | [root@sms-thumper /]# | ||
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== zfs send == | |||
on freenas: http://doc.freenas.org/index.php/Replication_Tasks | |||
Revision as of 04:58, 4 November 2013
Simple commands
zfs list
zpool list
zfs get all <thing>
like
get all /mnt/tank/dataset_music
Compression
I'm pretty sure this has to do with high compression ratios set on the the zimbra backups volumes. I've lowered it before and it's gotten better, so I will lower it to gzip-3 form gzip-6. Let's see how this looks over the next week.
[root@sms-thumper /]# date ; zpool list tank ; zfs list -o name,type,volsize,quota,refer,avail,compressratio,usedbysnapshots,mountpoint -S refer Mon May 13 10:46:39 EDT 2013 NAME SIZE USED AVAIL CAP HEALTH ALTROOT tank 19.0T 15.4T 3.66T 80% ONLINE - NAME TYPE VOLSIZE QUOTA REFER AVAIL RATIO USEDSNAP MOUNTPOINT tank/zimbra-msgstr-XX filesystem - 5T 3.61T 1.39T 1.38x 0 /tank/nfs/zimbra-msgstr-XX rootpool filesystem - none 34K 385G 1.00x 0 /rootpool rootpool/ROOT filesystem - none 19K 385G 1.00x 0 /rootpool/ROOT rootpool/export filesystem - none 19K 385G 1.00x 0 /rootpool/export [root@sms-thumper /]# zfs get compression tank/zimbra-msgstr-XX NAME PROPERTY VALUE SOURCE tank/zimbra-msgstr-XX compression gzip local [root@sms-thumper /]# zfs set compression=gzip-3 tank/zimbra-msgstr-XX [root@sms-thumper /]# zfs get compression tank/zimbra-msgstr-XX NAME PROPERTY VALUE SOURCE tank/zimbra-msgstr-XX compression gzip-3 local [root@sms-thumper /]#
zfs send
on freenas: http://doc.freenas.org/index.php/Replication_Tasks
