Why is sar reporting CPU %idle greater than 100 in Red Hat Enterprise Linux 5 ?
Issue
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Sar is reporting CPU idle % greater than 100 in Red Hat Enterprise Linux 5
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Reading the sar file:
# sar -u -f /var/log/sa/saXX
01:40:18 PM CPU %user %nice %system %iowait %steal %idle
11:40:02 PM all 0.18 0.00 0.63 0.01 0.00 99.18
11:50:01 PM all 0.17 0.00 0.72 0.01 0.00 99.10
12:00:01 AM all 5.31 0.28 2.21 0.54 0.00 348.96
12:10:01 AM all 5.90 0.00 2.45 1.13 0.00 90.51
12:20:01 AM all 3.94 0.00 2.21 0.60 0.00 93.25
Environment
- Red Hat Enterprise Linux 5
- sysstat-7.0.2-11.el5-x86_64
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