读取为空时, Flash Pool 读取命中率会增加 缓存
适用场景
ONTAP 9.x
问题描述
statistics cache flash-pool show
命令将显示Read Hit
正在增加、但的值 Read Blocks
仍为0。
示例:
Cluster01::> statistics cache flash-pool show -vserver svm1 -volume svm1_vol1 -iterations 0
Cluster01 : 4/19/2021 14:46:07
Read Write
Hit Hit *Cache Read Write
Aggregate Vserver Volume (%) (%) Used Blocks Blocks Rejects
--------------- ------------- ------------------ ---- ----- ------ ------ ------ -------
aggr1 svm1 svm1_vol1 0 0 506487 0 506487 0
aggr1 svm1 svm1_vol1 0 0 506487 0 506487 0
aggr1 svm1 svm1_vol1 0 0 506487 0 506487 0
aggr1 svm1 svm1_vol1 0 94 507341 0 507341 0
aggr1 svm1 svm1_vol1 0 96 514427 0 514427 0
aggr1 svm1 svm1_vol1 4 97 519434 0 519434 0
aggr1 svm1 svm1_vol1 6 96 526175 0 526175 0
aggr1 svm1 svm1_vol1 9 97 542611 0 542611 0
aggr1 svm1 svm1_vol1 12 97 550465 0 550465 0
aggr1 svm1 svm1_vol1 14 97 557711 0 557711 0
aggr1 svm1 svm1_vol1 18 97 561643 0 561643 0
aggr1 svm1 svm1_vol1 21 96 568404 0 568404 0
aggr1 svm1 svm1_vol1 24 97 575522 0 575522 0
aggr1 svm1 svm1_vol1 24 97 589007 0 589007 0
.......