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2025-04-02 - 08:29
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 50 highest latencies:
System rack7slot0.osadl.org (updated Wed Apr 02, 2025 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050660,0irq/25-eth00-21swapper/319:05:203
117950590,0irq/26-eth1-rx-0-21swapper/119:07:491
110050560,0irq/25-eth00-21swapper/219:08:052
117950460,0irq/26-eth1-rx-0-21swapper/019:05:190
9950170,0irq/24-0000:00:3-21ksoftirqd/000:18:240
30156991614,0cyclictest7544-21munin-run00:00:002
30157991512,0cyclictest0-21swapper/322:11:453
3015499153,0cyclictest0-21swapper/022:20:160
30157991411,0cyclictest0-21swapper/300:18:433
3015799140,0cyclictest0-21swapper/300:31:373
30156991413,0cyclictest0-21swapper/222:04:432
3015699140,0cyclictest0-21swapper/221:26:372
3015699140,0cyclictest0-21swapper/221:05:142
3015699140,0cyclictest0-21swapper/219:20:162
30155991413,0cyclictest9643-21sshd23:56:471
30155991411,0cyclictest4786-21sshd21:18:331
3015599140,0cyclictest4579-21sshd22:08:441
3015599140,0cyclictest0-21swapper/121:12:531
30154991413,0cyclictest0-21swapper/021:17:280
3015499141,0cyclictest0-21swapper/023:30:180
3015499140,0cyclictest18489-21diskmemload22:02:110
271140,0ktimersoftd/20-21swapper/223:24:392
30157991312,0cyclictest27021-21sshd00:13:003
30157991312,0cyclictest0-21swapper/321:35:573
30157991312,0cyclictest0-21swapper/300:35:123
3015799130,0cyclictest30675-21bash23:42:073
3015799130,0cyclictest26631-21bash23:25:023
3015799130,0cyclictest0-21swapper/323:48:313
30156991312,0cyclictest0-21swapper/223:14:192
30156991312,0cyclictest0-21swapper/222:46:262
3015699130,0cyclictest19489-21sshd00:15:382
3015699130,0cyclictest0-21swapper/223:51:202
30155991312,0cyclictest0-21swapper/123:20:121
30155991312,0cyclictest0-21swapper/122:16:381
3015599130,0cyclictest28827-21sshd21:54:271
3015599130,0cyclictest27049-21bash22:44:381
3015599130,0cyclictest24633-21sshd21:40:311
3015599130,0cyclictest0-21swapper/122:37:551
30154991312,0cyclictest0-21swapper/023:07:250
30154991312,0cyclictest0-21swapper/021:30:420
30154991311,0cyclictest0-21swapper/022:45:450
30154991311,0cyclictest0-21swapper/022:15:530
3015499130,0cyclictest2140-21sshd23:22:290
3015499130,0cyclictest0-21swapper/021:25:360
271130,0ktimersoftd/20-21swapper/200:24:562
271130,0ktimersoftd/20-21swapper/200:07:522
41120,0ktimersoftd/018446-21bash00:12:040
41120,0ktimersoftd/00-21swapper/023:00:580
30157991211,0cyclictest32157-21sshd22:48:343
30157991211,0cyclictest14488-21sshd23:00:103
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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