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2026-05-08 - 06:30
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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 Fri May 08, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750630,0irq/25-eth00-21swapper/119:07:341
120650590,0irq/26-eth1-rx-0-21swapper/319:05:103
360724623,0sleep20-21swapper/219:06:522
380024324,0sleep00-21swapper/019:09:100
393399191,0cyclictest10890-21sshd00:06:403
393199160,0cyclictest0-21swapper/123:50:181
3932991514,0cyclictest0-21swapper/223:02:162
393199150,0cyclictest22823-21sshd23:46:501
3930991514,0cyclictest3-21ksoftirqd/022:44:440
393099150,0cyclictest0-21swapper/023:40:130
3933991411,0cyclictest0-21swapper/321:44:103
393399140,0cyclictest0-21swapper/321:05:163
3931991413,0cyclictest0-21swapper/122:52:141
3931991413,0cyclictest0-21swapper/122:52:141
393199140,0cyclictest0-21swapper/122:56:321
3930991413,0cyclictest0-21swapper/022:03:020
393099140,0cyclictest0-21swapper/000:28:500
112750140,0irq/25-eth00-21swapper/221:31:182
3933991312,0cyclictest0-21swapper/322:57:353
3933991311,0cyclictest0-21swapper/322:10:533
393399130,0cyclictest0-21swapper/323:50:123
393399130,0cyclictest0-21swapper/323:40:123
393399130,0cyclictest0-21swapper/323:36:513
393399130,0cyclictest0-21swapper/321:19:043
393399130,0cyclictest0-21swapper/300:15:323
393299130,0cyclictest2224-21sshd23:44:112
393299130,0cyclictest0-21swapper/222:50:442
393299130,0cyclictest0-21swapper/222:50:442
3931991312,0cyclictest20838-21rm22:42:221
3931991312,0cyclictest0-21swapper/122:05:551
3931991311,0cyclictest0-21swapper/123:05:071
393199130,0cyclictest0-21swapper/123:23:501
393199130,0cyclictest0-21swapper/121:34:031
393199130,0cyclictest0-21swapper/121:28:151
3930991313,0cyclictest3-21ksoftirqd/023:01:550
3930991310,0cyclictest0-21swapper/000:15:420
3930991310,0cyclictest0-21swapper/000:14:110
393099130,0cyclictest25329-21bash21:51:530
3933991212,0cyclictest0-21swapper/321:36:093
3933991211,0cyclictest0-21swapper/323:07:413
3933991210,0cyclictest0-21swapper/323:58:273
393399120,0cyclictest0-21swapper/322:09:223
393399120,0cyclictest0-21swapper/319:30:143
393399120,0cyclictest0-21swapper/300:37:223
3932991212,0cyclictest0-21swapper/221:25:582
3932991212,0cyclictest0-21swapper/221:20:092
3932991211,0cyclictest25546-21sshd00:08:422
3932991211,0cyclictest0-21swapper/223:58:362
3932991211,0cyclictest0-21swapper/223:26:472
3932991211,0cyclictest0-21swapper/200:26:092
3932991210,0cyclictest0-21swapper/223:38:242
393299120,0cyclictest29897-21sshd22:30:402
393299120,0cyclictest18124-21sshd00:37:452
393299120,0cyclictest0-21swapper/222:36:282
393299120,0cyclictest0-21swapper/221:50:422
393299120,0cyclictest0-21swapper/220:15:132
3931991211,0cyclictest28238-21diskmemload00:04:021
3931991211,0cyclictest0-21swapper/122:45:091
3931991211,0cyclictest0-21swapper/121:51:161
3931991211,0cyclictest0-21swapper/121:41:221
3931991211,0cyclictest0-21swapper/120:45:161
3931991210,0cyclictest0-21swapper/123:00:511
393199120,0cyclictest0-21swapper/123:28:081
393199120,0cyclictest0-21swapper/122:39:341
393199120,0cyclictest0-21swapper/100:28:331
393099123,0cyclictest31433-21grep21:10:160
3930991212,0cyclictest1539-21sshd23:52:280
3930991211,0cyclictest1480-21nfsd22:49:020
3930991211,0cyclictest10000-21sshd23:32:140
3930991211,0cyclictest0-21swapper/021:17:020
3930991211,0cyclictest0-21swapper/000:02:340
3930991210,0cyclictest21053-21cp23:38:030
393099120,0cyclictest0-21swapper/023:24:460
393099120,0cyclictest0-21swapper/022:51:500
393099120,0cyclictest0-21swapper/022:51:490
271120,0ktimersoftd/20-21swapper/220:43:482
112750120,0irq/25-eth00-21swapper/122:26:201
3933991111,0cyclictest0-21swapper/322:26:003
3933991110,0cyclictest13938-21sshd22:24:283
3933991110,0cyclictest0-21swapper/321:13:233
393399110,0cyclictest0-21swapper/323:18:283
393399110,0cyclictest0-21swapper/321:25:203
393299119,0cyclictest0-21swapper/220:49:012
3932991111,0cyclictest0-21swapper/223:32:342
3932991111,0cyclictest0-21swapper/222:06:092
3932991111,0cyclictest0-21swapper/221:45:082
3932991111,0cyclictest0-21swapper/220:20:122
3932991110,0cyclictest9361-21sshd22:40:472
3932991110,0cyclictest29140-21sshd21:14:212
3932991110,0cyclictest28238-21diskmemload21:43:372
3932991110,0cyclictest2814-21kworker/2:123:12:232
3932991110,0cyclictest0-21swapper/223:50:032
3932991110,0cyclictest0-21swapper/222:23:212
3932991110,0cyclictest0-21swapper/222:19:042
3932991110,0cyclictest0-21swapper/222:14:452
3932991110,0cyclictest0-21swapper/219:49:052
3932991110,0cyclictest0-21swapper/219:49:052
393299110,0cyclictest0-21swapper/221:00:172
393299110,0cyclictest0-21swapper/220:52:162
393299110,0cyclictest0-21swapper/220:36:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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