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2026-09-15 - 07:01
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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 100 highest latencies:
System rack7slot0.osadl.org (updated Tue Sep 15, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650600,0irq/26-eth1-rx-0-21swapper/319:07:543
112750600,0irq/25-eth00-21swapper/119:08:281
112750450,0irq/25-eth00-21swapper/219:05:262
112750440,0irq/25-eth00-21swapper/019:05:080
1973099150,0cyclictest0-21swapper/321:45:453
1972899150,0cyclictest0-21swapper/100:20:141
19727991511,0cyclictest31650-21sshd22:03:570
1972799150,0cyclictest32725-21sshd22:11:250
1973099140,0cyclictest0-21swapper/321:40:173
1973099140,0cyclictest0-21swapper/300:20:183
19729991411,0cyclictest0-21swapper/223:29:382
1972799142,0cyclictest21826-21sshd00:09:550
19727991411,0cyclictest0-21swapper/022:28:070
19727991411,0cyclictest0-21swapper/021:59:180
19727991411,0cyclictest0-21swapper/021:22:570
19727991410,0cyclictest32084-21sshd22:37:320
1972799140,0cyclictest16889-21sshd23:02:020
1972799140,0cyclictest10171-21bash22:08:540
1972799140,0cyclictest0-21swapper/021:33:220
1972799140,0cyclictest0-21swapper/020:25:130
1972799140,0cyclictest0-21swapper/000:30:510
112750140,0irq/25-eth09235-21runrttasks21:13:213
112750140,0irq/25-eth010952-21sshd00:19:520
112750140,0irq/25-eth00-21swapper/121:50:441
19730991312,0cyclictest26356-21sshd00:25:153
19730991312,0cyclictest0-21swapper/323:45:033
19730991312,0cyclictest0-21swapper/322:57:193
19730991311,0cyclictest0-21swapper/322:45:143
1973099130,0cyclictest0-21swapper/322:30:013
1973099130,0cyclictest0-21swapper/322:24:333
19729991312,0cyclictest29138-21bash22:11:002
19729991312,0cyclictest0-21swapper/221:51:222
19729991312,0cyclictest0-21swapper/200:27:572
19729991311,0cyclictest9135-21sshd23:12:202
1972999130,0cyclictest27430-21sshd21:59:482
19728991312,0cyclictest0-21swapper/121:27:581
19728991312,0cyclictest0-21swapper/121:11:561
19728991311,0cyclictest0-21swapper/121:49:271
1972799133,0cyclictest31992-21sshd23:30:000
1972799133,0cyclictest30458-21sshd23:29:510
1972799133,0cyclictest25147-21sshd23:06:410
1972799133,0cyclictest19796-21sshd23:43:280
1972799133,0cyclictest19796-21sshd23:43:280
1972799132,0cyclictest24322-21sshd00:25:060
1972799131,0cyclictest11628-21diskmemload22:42:250
19727991310,0cyclictest0-21swapper/019:29:130
19727991310,0cyclictest0-21swapper/019:23:530
1972799130,0cyclictest31519-21bash00:14:430
1972799130,0cyclictest27583-21bash21:26:250
1972799130,0cyclictest20756-21bash22:32:320
1972799130,0cyclictest18104-21munin-node21:40:120
1972799130,0cyclictest16391-21id23:13:120
1972799130,0cyclictest14954-21cat23:20:240
1972799130,0cyclictest11628-21diskmemload23:15:390
1972799130,0cyclictest10986-21chrt19:56:110
1972799130,0cyclictest0-21swapper/023:48:030
1972799130,0cyclictest0-21swapper/023:35:100
1972799130,0cyclictest0-21swapper/021:39:070
1972799130,0cyclictest0-21swapper/020:35:270
1972799130,0cyclictest0-21swapper/020:35:260
112750130,0irq/25-eth023379-21sshd21:29:452
112750130,0irq/25-eth00-21swapper/123:54:341
271120,0ktimersoftd/21480-21nfsd22:46:462
19730991211,0cyclictest7809-21sshd23:23:273
19730991211,0cyclictest19020-21sshd22:13:383
19730991211,0cyclictest18851-21sshd00:09:353
19730991211,0cyclictest0-21swapper/322:51:163
19730991211,0cyclictest0-21swapper/322:19:053
19730991210,0cyclictest0-21swapper/323:29:293
19730991210,0cyclictest0-21swapper/322:07:083
1973099120,0cyclictest0-21swapper/322:40:143
19729991211,0cyclictest9187-21sshd22:08:472
19729991211,0cyclictest4104-21sshd00:07:482
19729991211,0cyclictest27609-21bash21:44:582
19729991211,0cyclictest0-21swapper/223:54:092
19729991211,0cyclictest0-21swapper/223:47:182
19729991211,0cyclictest0-21swapper/222:35:582
19729991211,0cyclictest0-21swapper/200:18:462
19729991211,0cyclictest0-21swapper/200:02:032
19729991210,0cyclictest0-21swapper/221:49:232
1972999120,0cyclictest3417-21bash22:15:252
1972999120,0cyclictest0-21swapper/221:31:162
19728991211,0cyclictest28853-21bash21:30:171
19728991211,0cyclictest2355-21sshd21:16:091
19728991211,0cyclictest0-21swapper/123:17:231
19728991211,0cyclictest0-21swapper/122:15:291
19728991211,0cyclictest0-21swapper/121:37:161
19728991210,0cyclictest9216-21sshd22:34:581
19728991210,0cyclictest0-21swapper/123:26:341
1972899120,0cyclictest31027-21grep22:30:001
1972899120,0cyclictest21916-21ls22:55:121
1972899120,0cyclictest11628-21diskmemload23:47:081
1972799123,0cyclictest0-21swapper/020:40:130
1972799121,0cyclictest0-21swapper/023:53:310
1972799121,0cyclictest0-21swapper/022:58:370
1972799121,0cyclictest0-21swapper/022:15:110
1972799121,0cyclictest0-21swapper/021:48:090
1972799121,0cyclictest0-21swapper/020:05:220
19727991210,0cyclictest0-21swapper/020:17:190
1972799120,0cyclictest4459-21sshd00:00:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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