KVM VM vCPU を 1 から 2 に増やすと sar コマンドが "Invalid system activity file: /var/log/sa/saXX" エラーを返す
Issue
- KVM VM vCPU を 1 から 2 に増やすと sar コマンドが "Invalid system activity file: /var/log/sa/saXX" エラーを返します。
[root@RHEL6.2 ~]# sar -f /var/log/sa/sa22 -A
Invalid system activity file:/var/log/sa/sa22
Environment
Red Hat Enterprise Linux 5
Red Hat Enterprise Linux 6
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