跳转到主内容

磁盘利用率较高是由于RG配置不正确所致

Views:
2
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
perf<a>RG</a><a>RAID组</a><a>2009417736</a><a>存根</a>
Last Updated:

适用场景

  • ONTAP 9
  • 性能

问题描述

  • 位于SATA或SAS磁盘聚合上的卷存在高延迟、这些卷利用率很高(100%)
  • 用于statit确定包含卷的聚合中的磁盘利用率是否较高或延迟
disk ut% xfers ureads--chain-usecs writes--chain-usecs cpreads-chain-usecs greads--chain-usecs gwrites-chain-usecs /data_aggr1/plex0/rg1: 0a.11.1 10 23.42 0.00 .... . 11.21 61.56 133 12.21 57.15 50 0.00 .... . 0.00 .... . 0a.10.1 11 23.80 0.00 .... . 11.66 59.25 147 12.14 57.37 55 0.00 .... . 0.00 .... . 1a.12.1 100 158.69 120.29 5.43 2299 10.26 34.39 553 28.15 9.93 839 0.00 .... . 0.00 .... . 0a.11.2 100 156.09 118.85 5.39 2253 9.96 34.97 553 27.28 10.05 794 0.00 .... . 0.00 .... .

注意:rg1仅包含两个数据磁盘、因此这两个磁盘将成为热磁盘和瓶颈。

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.