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ndmpcopy传输的数据超出预期

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适用场景

ONTAP 9.x

问题描述

使用的qtree磁盘仅为606.6 GB、而ndmpcopy传输则为1146 GB。

::> quota report -volume vol1 -tree qtree1 -fields vserver,volume,tree,quota-type,quota-target-id,disk-used,disk-limit
vserver volume index       tree quota-type quota-target-id disk-used disk-limit
------- ------ --------------- ---- ---------- --------------- --------- ----------
svm1   vol1  2305843026393563136 qtree1 tree 4 606.6GB 1.95TB


【星期三2016年6月10:07:39.975 2021年】 Ndmpcopy:172.30.221.101:log:dump: Dumping /svm1/vol1/qtree1 to NDMP connection

[Wed Jun 16 10:07:39.975 2021] Ndmpcopy: 172.30.221.101: Log: DUMP: mapping (Pass I)[regular files]

[Wed Jun 16 10:13:06.585 2021] Ndmpcopy: 172.30.221.101: Log: DUMP: Reference time for next incremental dump is : Wed Jun 16 09:50:07 2021.

[Wed Jun 16 10:13:06.694 2021] Ndmpcopy: 172.30.221.101: Log: DUMP: mapping (Pass II)[directories]

[Wed Jun 16 10:14:16.792 2021] Ndmpcopy: 172.30.221.101: Log: DUMP: estimated 1201995945 KB.

[Wed Jun 16 10:14:16.980 2021] Ndmpcopy: 172.30.221.101: Log: DUMP: dumping (Pass III)[directories]

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