Which snapshot autodelete option has high priority between Defer delete and Delete order?
Applies to
Answer
Defer delete
option has high priority.Additional Information
cluster1::*> version
NetApp Release Dirtwolf__9.8.0: Wed Dec 09 01:07:39 UTC 2020
cluster1::*> snapshot autodelete show -vserver svm1_cluster1 -volume vol5
Vserver Name: svm1_cluster1
Volume Name: vol5
Enabled: true
Commitment: try
Defer Delete: user_created
Delete Order: oldest_first
Defer Delete Prefix: (not specified)
Target Free Space: 20%
Trigger: snap_reserve
Destroy List: none
Is Constituent Volume: false
Orignialy, the snapshot reserve capacity is 10%. This will not trigger snapshot autodeletion
luster1::*> df vol5
Filesystem kbytes used avail capacity Mounted on Vserver
/vol/vol5/ 996148 103396 892752 10% /vol5 svm1_cluster1
/vol/vol5/.snapshot 52428 5040 47388 10% /vol5/.snapshot svm1_cluster1
2 entries were displayed.
cluster1::*> snapshot show -vserver svm1_cluster1 -volume vol5 -fields vserver,volume,snapshot,size,create-time
vserver volume snapshot create-time size
------------- ------ -------- ------------------------ -----
svm1_cluster1 vol5 user1 Wed Jun 15 05:32:27 2022 172KB
svm1_cluster1 vol5 user2 Wed Jun 15 05:32:44 2022 156KB
svm1_cluster1 vol5 user3 Wed Jun 15 05:32:48 2022 160KB
svm1_cluster1 vol5 user4 Wed Jun 15 05:32:51 2022 160KB
svm1_cluster1 vol5 user5 Wed Jun 15 05:32:53 2022 140KB
svm1_cluster1 vol5 5min.2022-06-15_0535 Wed Jun 15 05:35:00 2022 180KB
svm1_cluster1 vol5 user6 Wed Jun 15 05:37:12 2022 172KB
svm1_cluster1 vol5 user7 Wed Jun 15 05:37:15 2022 140KB
svm1_cluster1 vol5 user8 Wed Jun 15 05:37:17 2022 180KB
svm1_cluster1 vol5 user9 Wed Jun 15 05:37:20 2022 140KB
svm1_cluster1 vol5 user10 Wed Jun 15 05:37:23 2022 140KB
svm1_cluster1 vol5 user11 Wed Jun 15 05:37:40 2022 200KB
svm1_cluster1 vol5 user112 Wed Jun 15 05:37:43 2022 140KB
svm1_cluster1 vol5 user13 Wed Jun 15 05:37:49 2022 140KB
svm1_cluster1 vol5 user14 Wed Jun 15 05:37:53 2022 212KB
svm1_cluster1 vol5 user15 Wed Jun 15 05:37:57 2022 140KB
svm1_cluster1 vol5 user16 Wed Jun 15 05:38:17 2022 140KB
svm1_cluster1 vol5 user17 Wed Jun 15 05:38:21 2022 212KB
svm1_cluster1 vol5 user18 Wed Jun 15 05:38:25 2022 140KB
svm1_cluster1 vol5 user19 Wed Jun 15 05:38:27 2022 140KB
svm1_cluster1 vol5 user20 Wed Jun 15 05:38:31 2022 140KB
svm1_cluster1 vol5 user21 Wed Jun 15 05:39:26 2022 140KB
svm1_cluster1 vol5 user22 Wed Jun 15 05:39:46 2022 240KB
svm1_cluster1 vol5 user23 Wed Jun 15 05:39:51 2022 140KB
svm1_cluster1 vol5 user24 Wed Jun 15 05:39:57 2022 140KB
svm1_cluster1 vol5 5min.2022-06-15_0540 Wed Jun 15 05:40:00 2022 140KB
svm1_cluster1 vol5 user25 Wed Jun 15 05:40:01 2022 140KB
svm1_cluster1 vol5 5min.2022-06-15_0545 Wed Jun 15 05:45:00 2022 252KB
svm1_cluster1 vol5 5min.2022-06-15_0550 Wed Jun 15 05:50:00 2022 164KB
svm1_cluster1 vol5 user26 Wed Jun 15 05:52:07 2022 140KB
svm1_cluster1 vol5 user27 Wed Jun 15 05:52:18 2022 200KB
31 entries were displayed.
Here, 70MB data is deleted from active file system and those deleted data consumed snapshot reserve space via newest snapshot user27
Snapshot reserve capacity increased to 148%
cluster1::*> snapshot show -vserver svm1_cluster1 -volume vol5 -fields vserver,volume,snapshot,size,create-tim e
vserver volume snapshot create-time size
------------- ------ -------- ------------------------ -----
svm1_cluster1 vol5 user1 Wed Jun 15 05:32:27 2022 172KB
svm1_cluster1 vol5 user2 Wed Jun 15 05:32:44 2022 156KB
svm1_cluster1 vol5 user3 Wed Jun 15 05:32:48 2022 160KB
svm1_cluster1 vol5 user4 Wed Jun 15 05:32:51 2022 160KB
svm1_cluster1 vol5 user5 Wed Jun 15 05:32:53 2022 140KB
svm1_cluster1 vol5 5min.2022-06-15_0535 Wed Jun 15 05:35:00 2022 180KB
svm1_cluster1 vol5 user6 Wed Jun 15 05:37:12 2022 172KB
svm1_cluster1 vol5 user7 Wed Jun 15 05:37:15 2022 140KB
svm1_cluster1 vol5 user8 Wed Jun 15 05:37:17 2022 180KB
svm1_cluster1 vol5 user9 Wed Jun 15 05:37:20 2022 140KB
svm1_cluster1 vol5 user10 Wed Jun 15 05:37:23 2022 140KB
svm1_cluster1 vol5 user11 Wed Jun 15 05:37:40 2022 200KB
svm1_cluster1 vol5 user112 Wed Jun 15 05:37:43 2022 140KB
svm1_cluster1 vol5 user13 Wed Jun 15 05:37:49 2022 140KB
svm1_cluster1 vol5 user14 Wed Jun 15 05:37:53 2022 212KB
svm1_cluster1 vol5 user15 Wed Jun 15 05:37:57 2022 140KB
svm1_cluster1 vol5 user16 Wed Jun 15 05:38:17 2022 140KB
svm1_cluster1 vol5 user17 Wed Jun 15 05:38:21 2022 212KB
svm1_cluster1 vol5 user18 Wed Jun 15 05:38:25 2022 140KB
svm1_cluster1 vol5 user19 Wed Jun 15 05:38:27 2022 140KB
svm1_cluster1 vol5 user20 Wed Jun 15 05:38:31 2022 140KB
svm1_cluster1 vol5 user21 Wed Jun 15 05:39:26 2022 140KB
svm1_cluster1 vol5 user22 Wed Jun 15 05:39:46 2022 240KB
svm1_cluster1 vol5 user23 Wed Jun 15 05:39:51 2022 140KB
svm1_cluster1 vol5 user24 Wed Jun 15 05:39:57 2022 140KB
svm1_cluster1 vol5 5min.2022-06-15_0540 Wed Jun 15 05:40:00 2022 140KB
svm1_cluster1 vol5 user25 Wed Jun 15 05:40:01 2022 140KB
svm1_cluster1 vol5 5min.2022-06-15_0545 Wed Jun 15 05:45:00 2022 252KB
svm1_cluster1 vol5 5min.2022-06-15_0550 Wed Jun 15 05:50:00 2022 164KB
svm1_cluster1 vol5 user26 Wed Jun 15 05:52:07 2022 140KB
svm1_cluster1 vol5 user27 Wed Jun 15 05:52:18 2022 71.28MB
31 entries were displayed.
cluster1::*> df vol5
Filesystem kbytes used avail capacity Mounted on Vserver
/vol/vol5/ 996148 55888 940260 5% /vol5 svm1_cluster1
/vol/vol5/.snapshot 52428 77724 0 148% /vol5/.snapshot svm1_cluster1
2 entries were displayed.
Snapshot autodelete function triggered.
It first deleted oldest scheduled snapshot which is 5min.2022-06-15_0535
cluster1::*> snapshot show -vserver svm1_cluster1 -volume vol5 -fields vserver,volume,snapshot,size,create-tim e
vserver volume snapshot create-time size
------------- ------ -------- ------------------------ -----
svm1_cluster1 vol5 user1 Wed Jun 15 05:32:27 2022 172KB
svm1_cluster1 vol5 user2 Wed Jun 15 05:32:44 2022 156KB
svm1_cluster1 vol5 user3 Wed Jun 15 05:32:48 2022 160KB
svm1_cluster1 vol5 user4 Wed Jun 15 05:32:51 2022 160KB
svm1_cluster1 vol5 user5 Wed Jun 15 05:32:53 2022 168KB
svm1_cluster1 vol5 user6 Wed Jun 15 05:37:12 2022 172KB
svm1_cluster1 vol5 user7 Wed Jun 15 05:37:15 2022 140KB
svm1_cluster1 vol5 user8 Wed Jun 15 05:37:17 2022 180KB
svm1_cluster1 vol5 user9 Wed Jun 15 05:37:20 2022 140KB
svm1_cluster1 vol5 user10 Wed Jun 15 05:37:23 2022 140KB
svm1_cluster1 vol5 user11 Wed Jun 15 05:37:40 2022 200KB
svm1_cluster1 vol5 user112 Wed Jun 15 05:37:43 2022 140KB
svm1_cluster1 vol5 user13 Wed Jun 15 05:37:49 2022 140KB
svm1_cluster1 vol5 user14 Wed Jun 15 05:37:53 2022 212KB
svm1_cluster1 vol5 user15 Wed Jun 15 05:37:57 2022 140KB
svm1_cluster1 vol5 user16 Wed Jun 15 05:38:17 2022 140KB
svm1_cluster1 vol5 user17 Wed Jun 15 05:38:21 2022 212KB
svm1_cluster1 vol5 user18 Wed Jun 15 05:38:25 2022 140KB
svm1_cluster1 vol5 user19 Wed Jun 15 05:38:27 2022 140KB
svm1_cluster1 vol5 user20 Wed Jun 15 05:38:31 2022 140KB
svm1_cluster1 vol5 user21 Wed Jun 15 05:39:26 2022 140KB
svm1_cluster1 vol5 user22 Wed Jun 15 05:39:46 2022 240KB
svm1_cluster1 vol5 user23 Wed Jun 15 05:39:51 2022 140KB
svm1_cluster1 vol5 user24 Wed Jun 15 05:39:57 2022 140KB
svm1_cluster1 vol5 user25 Wed Jun 15 05:40:01 2022 140KB
svm1_cluster1 vol5 5min.2022-06-15_0545 Wed Jun 15 05:45:00 2022 252KB
svm1_cluster1 vol5 5min.2022-06-15_0550 Wed Jun 15 05:50:00 2022 164KB
svm1_cluster1 vol5 user26 Wed Jun 15 05:52:07 2022 140KB
svm1_cluster1 vol5 user27 Wed Jun 15 05:52:18 2022 71.32MB
29 entries were displayed.
And soon, most snapshots are deleted
cluster1::*> snapshot show -vserver svm1_cluster1 -volume vol5 -fields vserver,volume,snapshot,size,create-time
vserver volume snapshot create-time size
------------- ------ -------- ------------------------ -----
svm1_cluster1 vol5 user24 Wed Jun 15 05:39:57 2022 140KB
svm1_cluster1 vol5 user25 Wed Jun 15 05:40:01 2022 264KB
svm1_cluster1 vol5 user26 Wed Jun 15 05:52:07 2022 140KB
svm1_cluster1 vol5 user27 Wed Jun 15 05:52:18 2022 71.33MB
4 entries were displayed.
The snapshot reserve capacity is 140%
cluster1::*> df vol5
Filesystem kbytes used avail capacity Mounted on Vserver
/vol/vol5/ 996148 52448 943700 5% /vol5 svm1_cluster1
/vol/vol5/.snapshot 52428 73444 0 140% /vol5/.snapshot svm1_cluster1
2 entries were displayed.
Snapshot auto deletion continues
cluster1::*> snapshot show -vserver svm1_cluster1 -volume vol5 -fields vserver,volume,snapshot,size,create-time
vserver volume snapshot create-time size
------------- ------ -------- ------------------------ -----
svm1_cluster1 vol5 user26 Wed Jun 15 05:52:07 2022 140KB
svm1_cluster1 vol5 user27 Wed Jun 15 05:52:18 2022 71.33MB
2 entries were displayed.
cluster1::*> snapshot show -vserver svm1_cluster1 -volume vol5 -fields vserver,volume,snapshot,size,create-time
vserver volume snapshot create-time size
------------- ------ -------- ------------------------ -------
svm1_cluster1 vol5 user27 Wed Jun 15 05:52:18 2022 71.33MB
cluster1::*> snapshot show -vserver svm1_cluster1 -volume vol5 -fields vserver,volume,snapshot,size,create-time
vserver volume snapshot create-time size
------------- ------ -------- ------------------------ -------
svm1_cluster1 vol5 user27 Wed Jun 15 05:52:18 2022 71.33MB
Finally, all snapshot get deleted and snapshot reserve space get released
cluster1::*> snapshot show -vserver svm1_cluster1 -volume vol5 -fields vserver,volume,snapshot,size,create-time
There are no entries matching your query.
cluster1::*> df vol5
Filesystem kbytes used avail capacity Mounted on Vserver
/vol/vol5/ 996148 30456 965692 3% /vol5 svm1_cluster1
/vol/vol5/.snapshot 52428 0 52428 0% /vol5/.snapshot svm1_cluster1
2 entries were displayed.
event log show
recorded exact snapshot deletion order
cluster1::*> event log show
Time Node Severity Event
------------------- ---------------- ------------- ---------------------------
6/15/2022 05:58:56 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user27' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:58:45 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user26' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:58:35 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user25' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:58:24 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user24' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:58:13 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user23' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:58:02 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user22' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:57:51 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user21' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:57:40 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user20' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:57:30 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user19' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:57:19 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user18' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:57:08 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user17' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:56:58 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user16' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:56:47 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user15' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:56:36 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user14' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:56:25 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user13' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:56:04 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user11' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:55:53 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user10' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:55:43 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user9' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:55:32 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user8' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:55:21 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user7' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:55:00 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy '5min.2022-06-15_0555' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:55:00 cluster1-01 INFORMATIONAL wafl.vol.snap_create.done: type="Volume", owner="", vol="vol5", app="", volident="@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181", run_time="0"
6/15/2022 05:54:55 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user6' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:54:44 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user5' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:54:34 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user4' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:54:23 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user3' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:54:12 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user2' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:54:02 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy 'user1' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:53:51 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy '5min.2022-06-15_0550' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:53:40 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy '5min.2022-06-15_0545' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:53:29 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy '5min.2022-06-15_0540' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.
6/15/2022 05:53:19 cluster1-01 INFORMATIONAL wafl.volume.snap.autoDelete: Deleting Snapshot copy '5min.2022-06-15_0535' in volume 'vol5@vserver:5f4c3202-5759-11eb-b4fc-005056b0b181' to recover storage.