手动创建的快照会自动删除、并自动删除false
适用场景
问题描述
- 缺少手动快照
 - 已自动删除快照以释放空间
 - 创建快照后的快照列表输出:
 
CLUSTER::> snap list -vol vol1
                                                                  ---Blocks---
 Vserver  Volume   Snapshot                                  Size Total% Used%
 -------- -------- ------------------------------------- -------- ------ -----
 SVM_1    vol1
                   3hour.2022-08-06_0805                  74.69GB     4%    9%
                   3hour.2022-08-06_1105                  23.50GB     1%    3%
                   Manual_DR_1                               120KB     0%    0%
                   Manual_DR_2                               104KB     0%    0%
 4 entries were displayed.
- EMS日志指示它们已因空间不足而被自动删除:
 
Sat Aug 06 12:38:15 IST [CLUSTER-02: wafl_spcd_main: monitor.volume.full:debug]: Volume vol1@vserver:898ddad3-0373-11e7-91cb-00a098ac7a64 is full (using or reserving 98% of space and 0% of inodes).
 Sat Aug 06 12:38:17 IST [CLUSTER-02: snap_helper: wafl.volume.snap.autoDelete:info]: Deleting Snapshot copy '3hour.2022-08-06_0805' in volume 'vol1@vserver:898ddad3-0373-11e7-91cb-00a098ac7a64' to recover storage.
 Sat Aug 06 12:38:20 IST [CLUSTER-02: wafl_spcd_main: monitor.volume.nearlyFull:alert]: Volume vol1@vserver:898ddad3-0373-11e7-91cb-00a098ac7a64 is nearly full (using or reserving 97%% of space and 0%% of inodes).
 Sat Aug 06 12:38:29 IST [CLUSTER-02: wafl_spcd_main: monitor.volumes.one.ok:debug]: Volume vol1@vserver:898ddad3-0373-11e7-91cb-00a098ac7a64 is OK.
 Sat Aug 06 12:38:36 IST [CLUSTER-02: snap_helper: wafl.volume.snap.autoDelete:info]: Deleting Snapshot copy '3hour.2022-08-06_1105' in volume 'vol1@vserver:898ddad3-0373-11e7-91cb-00a098ac7a64' to recover storage.
 Sat Aug 06 12:38:54 IST [CLUSTER-02: snap_helper: wafl.volume.snap.autoDelete:info]: Deleting Snapshot copy 'Manual_DR_1' in volume 'vol1@vserver:898ddad3-0373-11e7-91cb-00a098ac7a64' to recover storage.
 Sat Aug 06 12:39:08 IST [CLUSTER-02: snap_helper: wafl.volume.snap.autoDelete:info]: Deleting Snapshot copy 'Manual_DR_2' in volume 'vol1@vserver:898ddad3-0373-11e7-91cb-00a098ac7a64' to recover storage.
- Snapshot设置指示自动删除为false:
 
::> volume snapshot autodelete show
Vserver Name: SVM_1
 Volume Name: vol1
 Enabled: false
 Commitment: try
 Defer Delete: user_created
 Delete Order: oldest_first
 Defer Delete Prefix: (not specified)