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Category Archives: NetApp

Increasing Maximum Number of Files on a NetApp Flexvol

25-Sep-09

Use the “maxfiles” command to both query and increase the number of inodes in a FlexVol: toaster> maxfiles svault01 Volume svault01: maximum number of files is currently 31876689 (30927298 used). toaster> maxfiles svault01 40000000 Note that an increased maxfiles value can never be decreased, and increases in maxfiles has capacity and other implications. In ONTAP’s [...]

Undoing A-SIS Deduplication

25-Mar-09

First, stop any running deduplication operations on the volume in question: filer> sis stop /vol/vol1 Operation is currently idle: /vol/vol1 Next, disable A-SIS on the volume: filer> sis off /vol/vol1 SIS for “/vol/vol1″ is disabled. Finally, make the volume “fat” again: filer> priv set advanced Warning: These advanced commands are potentially dangerous; use them only [...]

Configuring a FlexVol to grow automatically with “vol autosize”

28-Jan-09

FlexVol autogrowth is configured using the vol autosize command; example for filer “toaster” and volume /vol/vol3: toaster> vol autosize vol3 -m 2t -i 20g on To configure growth to happen before snapshot deletion, use the try_first option: toaster> vol options vol3 try_first volume_grow See also ONTAP autodelete settings for a FlexVol.

ONTAP autodelete settings for a FlexVol

28-Jan-09

Example session configuring autodelete settings for /vol/vol3 on filer “toaster”: toaster> snap autodelete vol3 show snapshot autodelete settings for vol3: state : off commitment : try trigger : volume target_free_space : 20% delete_order : oldest_first defer_delete : user_created prefix : (not specified) toaster> snap autodelete vol3 on snap autodelete: snap autodelete enabled toaster> snap autodelete [...]

Shell one-liner to parse NetApp user quota data

07-Jan-09

Assuming you have a dump of quota report from the filer in question at /tmp/toaster.quota, and want to see the top twenty disk users: egrep ‘^user’ /tmp/toaster.quota | awk ‘{ print $5, $2 }’ | sort -rn | head -20