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tpcc sysbench 测试 kernel: perf: interrupt took too long

发表于:2025-02-05 作者:千家信息网编辑
千家信息网最后更新 2025年02月05日,Sep 29 22:00:31 localhost kernel: perf: interrupt took too long (2508 > 2500), lowering kernel.perf_
千家信息网最后更新 2025年02月05日tpcc sysbench 测试 kernel: perf: interrupt took too longSep 29 22:00:31 localhost kernel: perf: interrupt took too long (2508 > 2500), lowering kernel.perf_event_max_sample_rate to 79000 Sep 29 22:05:51 localhost kernel: perf: interrupt took too long (3156 > 3135), lowering kernel.perf_event_max_sample_rate to 63000 Sep 29 22:11:54 localhost kernel: perf: interrupt took too long (3946 > 3945), lowering kernel.perf_event_max_sample_rate to 50000 Sep 29 22:19:02 localhost kernel: perf: interrupt took too long (4965 > 4932), lowering kernel.perf_event_max_sample_rate to 40000 Sep 29 22:24:15 localhost kernel: perf: interrupt took too long (3665 > 2500), lowering kernel.perf_event_max_sample_rate to 54000 Sep 29 22:24:20 localhost kernel: perf: interrupt took too long (5015 > 4581), lowering kernel.perf_event_max_sample_rate to 39000

[root@localhost kernel]# cat /etc/sysctl.conf|grep per kernel.perf_event_max_sample_rate = 100000 kernel.perf_cpu_time_max_percent = 0

echo 0 > /proc/sys/kernel/perf_cpu_time_max_percent echo 10000 > /proc/sys/kernel/perf_event_max_sample_rate
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