If users have both a large user quota and a small group quota, which one is prioritized?
Applies to
- Clustered Data ONTAP
- ONTAP 9
Answer
In situations where both quota rule apply, the smaller value becomes the limit.
Example:
- Check current quota report:
----Disk---- ----Files----- Quota
Volume Tree Type ID Used Limit Used Limit Specifier
------- -------- ------ ------- ----- ----- ------ ------ ---------
treeX tree1 user 5000
10.05MB 100MB 1 - 5000
treeX tree1 group 2240
10.05MB 70MB 1 - 2240
treeX tree1 group 2250
20.09MB 50MB 2 - 2250
3 entries were displayed.
- Write 25MB to tree1 by uid 5000, gid 2250:
:~#id
uid=5000(treeX) gid=2250(GtreeX) groups=2250(GtreeX)
:~# ls -l /mnt/treeX/tree1
-rw-r--r-- 1 treeX GtreeX 10485760 Mar 5 12:13 10m.dummy
-rw-r--r-- 1 treeX2 GtreeX 10485760 Mar 5 12:12 10m.dummy2
-rw-r--r-- 1 treeX3 GtreeX2 10485760 Mar 5 12:21 10m.dummy3
:/mnt/treeX/tree1$ dd if=/dev/zero of=25m.dummy bs=1M count=25
26214400 bytes (26 MB, 25 MiB) copied, 0.439348 s, 59.7 MB/s
- Check quota report:
----Disk---- ----Files----- Quota
Volume Tree Type ID Used Limit Used Limit Specifier
------- -------- ------ ------- ----- ----- ------ ------ ---------
treeX tree1 user 5000
35.15MB 100MB 2 - 5000
treeX tree1 group 2240
10.05MB 70MB 1 - 2240
treeX tree1 group 2250
45.20MB 50MB 3 - 2250
3 entries were displayed.
- Write 7MB to tree1 by uid 5000, gid 2250. it fails:
:/mnt/treeX/tree1$ dd if=/dev/zero of=7m.dummy bs=1M count=7
dd: error writing ‘/mnt/treeX/7m.dummy’
Additional Information
additionalInformation_text