System uses 100% system time
Issue
- All CPUs are completely busy in kernel space for a brief period:
13:47:34 CPU %usr %nice %sys %iowait %steal %irq %soft %guest %idle
...
13:49:59 all 0.29 0.00 99.60 0.00 0.00 0.00 0.11 0.00 0.00
13:49:59 0 1.00 0.00 99.00 0.00 0.00 0.00 0.00 0.00 0.00
13:49:59 1 0.00 0.00 99.80 0.00 0.00 0.00 0.20 0.00 0.00
13:49:59 2 0.00 0.00 99.80 0.00 0.00 0.00 0.20 0.00 0.00
13:49:59 3 0.00 0.00 100.00 0.00 0.00 0.00 0.00 0.00 0.00
13:49:59 4 0.00 0.00 100.00 0.00 0.00 0.00 0.00 0.00 0.00
13:49:59 5 0.00 0.00 100.00 0.00 0.00 0.00 0.00 0.00 0.00
13:49:59 6 1.82 0.00 98.18 0.00 0.00 0.00 0.00 0.00 0.00
13:49:59 7 0.00 0.00 99.64 0.00 0.00 0.00 0.36 0.00 0.00
...
Environment
- Redhat Enterprise Linux 6.3
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