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2025-12-27 - 12:44
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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 Sat Dec 27, 2025 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/119:08:161
120650640,0irq/26-eth1-rx-0-21swapper/319:09:073
112750540,0irq/25-eth00-21swapper/219:06:122
120650440,0irq/26-eth1-rx-0-21swapper/019:06:450
1657399201,0cyclictest25206-21id22:00:210
16576991612,0cyclictest0-21swapper/319:50:153
16576991511,0cyclictest0-21swapper/323:08:043
16574991514,0cyclictest0-21swapper/123:29:171
16573991514,0cyclictest0-21swapper/021:50:130
16573991514,0cyclictest0-21swapper/021:50:130
16576991411,0cyclictest0-21swapper/321:19:143
16575991413,0cyclictest0-21swapper/200:32:142
1657599140,0cyclictest0-21swapper/221:00:192
16573991413,0cyclictest0-21swapper/000:13:130
271130,0ktimersoftd/20-21swapper/223:28:282
16576991312,0cyclictest15517-21sshd21:30:163
16576991312,0cyclictest0-21swapper/323:59:053
16576991312,0cyclictest0-21swapper/300:24:383
16576991312,0cyclictest0-21swapper/300:09:383
1657699130,0cyclictest0-21swapper/323:12:023
1657699130,0cyclictest0-21swapper/321:55:073
16575991311,0cyclictest8480-21diskmemload22:14:062
16574991312,0cyclictest8480-21diskmemload21:55:391
1657499130,0cyclictest7596-21sshd00:15:441
16573991312,0cyclictest0-21swapper/020:05:120
16573991311,0cyclictest2971-21sshd23:37:060
1657399130,0cyclictest0-21swapper/023:05:180
41120,0ktimersoftd/00-21swapper/020:20:190
16576991211,0cyclictest0-21swapper/323:54:533
16576991211,0cyclictest0-21swapper/323:26:053
16576991211,0cyclictest0-21swapper/321:52:553
16576991211,0cyclictest0-21swapper/321:52:553
16576991211,0cyclictest0-21swapper/321:26:053
16576991211,0cyclictest0-21swapper/300:39:513
16576991210,0cyclictest0-21swapper/322:38:563
16576991210,0cyclictest0-21swapper/322:12:343
1657699120,0cyclictest0-21swapper/323:44:333
16575991211,0cyclictest0-21swapper/223:18:002
16575991211,0cyclictest0-21swapper/221:54:142
16575991211,0cyclictest0-21swapper/221:54:142
16575991210,0cyclictest23733-21sshd21:41:422
16575991210,0cyclictest0-21swapper/200:36:392
1657599120,0cyclictest0-21swapper/223:14:042
16574991211,0cyclictest22604-21sshd23:52:101
16574991210,0cyclictest0-21swapper/120:35:161
1657499120,0cyclictest10971-21id21:47:171
16573991211,0cyclictest8480-21diskmemload22:20:390
16573991211,0cyclictest7804-21id23:00:510
16573991211,0cyclictest0-21swapper/022:36:550
16573991210,0cyclictest0-21swapper/022:47:290
16573991210,0cyclictest0-21swapper/022:41:060
1657399120,0cyclictest8480-21diskmemload00:06:490
1657399120,0cyclictest0-21swapper/022:34:560
351110,0ktimersoftd/30-21swapper/322:46:293
191110,0ktimersoftd/130165-21bash21:25:131
1799110,0migration/112724-21bash22:06:061
16576991110,0cyclictest8885-21fw_forwarded_lo23:20:133
16576991110,0cyclictest8190-21bash21:46:253
16576991110,0cyclictest3939-21bash21:36:013
16576991110,0cyclictest32664-21sshd00:13:573
16576991110,0cyclictest15002-21bash00:27:323
16576991110,0cyclictest10931-21sshd22:43:113
16576991110,0cyclictest0-21swapper/320:03:093
16576991110,0cyclictest0-21swapper/300:01:193
1657699110,0cyclictest0-21swapper/322:06:063
1657699110,0cyclictest0-21swapper/321:10:593
1657699110,0cyclictest0-21swapper/320:18:293
16575991111,0cyclictest0-21swapper/222:32:202
16575991111,0cyclictest0-21swapper/221:39:432
16575991110,0cyclictest9865-21sshd22:24:122
16575991110,0cyclictest9339-21bash22:42:412
16575991110,0cyclictest7775-21sshd22:51:322
16575991110,0cyclictest5268-21bash21:27:212
16575991110,0cyclictest4003-21bash22:03:542
16575991110,0cyclictest32126-21sed23:45:232
16575991110,0cyclictest30690-21sshd22:58:212
16575991110,0cyclictest23003-21sshd21:32:272
16575991110,0cyclictest22965-21bash22:27:502
16575991110,0cyclictest21681-21sshd23:24:002
16575991110,0cyclictest19865-21sshd21:13:032
16575991110,0cyclictest19476-21sshd00:28:572
16575991110,0cyclictest16557-21sshd23:50:192
16575991110,0cyclictest1071-21bash23:36:292
16575991110,0cyclictest0-21swapper/223:40:392
16575991110,0cyclictest0-21swapper/200:10:242
1657599110,0cyclictest0-21swapper/223:57:372
1657599110,0cyclictest0-21swapper/223:06:092
1657599110,0cyclictest0-21swapper/222:49:042
1657599110,0cyclictest0-21swapper/220:39:052
1657599110,0cyclictest0-21swapper/220:19:482
1657599110,0cyclictest0-21swapper/220:08:042
1657599110,0cyclictest0-21swapper/219:24:092
1657499119,0cyclictest0-21swapper/120:55:481
16574991111,0cyclictest0-21swapper/123:39:381
16574991111,0cyclictest0-21swapper/123:23:071
16574991111,0cyclictest0-21swapper/121:36:571
16574991111,0cyclictest0-21swapper/120:29:271
16574991110,0cyclictest1522-21snmpd19:24:161
16574991110,0cyclictest112750irq/25-eth022:18:491
16574991110,0cyclictest0-21swapper/123:01:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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