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AFF A1K 上的 Snapshot 预留使用量快速增加

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ontap-9
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适用于

  • NetApp AFF A1K
  • ONTAP 9
  • Snapshot 预留

问题

  • Snapshot 预留使用量快速而意外地增加。
  • df 命令显示的活动数据使用量高于预期。
  • 卷级压缩比(%compressed)似乎低于预期。

 Filesystem         used     total-saved   %total-saved   deduplicated   %deduplicated   compressed   %compressed   vbn zero   %vbn zero
  =-=-=-=-=-= Sun Feb 15 2026, 00:16:09 +0900  DF-S  1 line
 /vol/volume1/     88352780      47462380        35%      712976         1%    46749404       34%    712976       1%
 =-=-=-=-=-= Tue Feb 17 2026, 09:52:46 +0900  DF-S  1 line
 /vol/volume1/     85790112      12823744        13%      771284         1%    12052460       12%    712976       1%
 =-=-=-=-=-= Thu Feb 19 2026, 14:33:25 +0900  DF-S  1 line
 /vol/volume1/     91047768       6263396        6%      770496         1%     5492900        6%    712976       1%
 =-=-=-=-=-= Sun Feb 22 2026, 00:16:12 +0900  DF-S  1 line
 /vol/volume1/     91858088       6223524        6%      781944         1%     5441580        6%    710696       1%

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