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2026-03-14 - 08:10
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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 Mar 14, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/319:05:143
120650570,0irq/26-eth1-rx-0-21swapper/119:06:521
112750550,0irq/25-eth00-21swapper/219:06:582
120650440,0irq/26-eth1-rx-0-21swapper/019:06:230
1822099160,0cyclictest0-21swapper/300:33:353
1822099160,0cyclictest0-21swapper/300:15:113
1821999160,0cyclictest0-21swapper/200:15:172
18220991514,0cyclictest0-21swapper/300:13:103
1821899150,0cyclictest0-21swapper/121:25:151
1821899150,0cyclictest0-21swapper/119:20:121
18220991413,0cyclictest2337-21sshd21:17:243
18220991413,0cyclictest11903-21bash22:36:163
18220991413,0cyclictest0-21swapper/322:50:123
18220991413,0cyclictest0-21swapper/322:11:383
1822099140,0cyclictest3082-21sshd23:35:463
1822099140,0cyclictest0-21swapper/321:55:303
18219991411,0cyclictest0-21swapper/223:29:182
1821799140,0cyclictest13945-21sshd23:20:010
112750140,0irq/25-eth00-21swapper/200:31:402
18220991312,0cyclictest0-21swapper/322:06:123
18219991312,0cyclictest5479-21sshd21:56:352
18219991312,0cyclictest0-21swapper/223:45:132
18219991312,0cyclictest0-21swapper/221:23:572
18219991312,0cyclictest0-21swapper/220:45:142
18219991311,0cyclictest0-21swapper/222:02:032
1821999130,0cyclictest0-21swapper/221:14:182
18218991312,0cyclictest10124-21diskmemload23:59:021
18218991312,0cyclictest0-21swapper/122:17:311
18218991312,0cyclictest0-21swapper/121:43:011
18218991311,0cyclictest19824-21sshd22:02:521
1821899130,0cyclictest112750irq/25-eth023:47:181
18217991312,0cyclictest28131-21sshd21:59:440
18217991312,0cyclictest0-21swapper/023:07:350
18217991312,0cyclictest0-21swapper/023:07:340
18217991311,0cyclictest0-21swapper/021:37:260
1821799130,0cyclictest0-21swapper/021:31:310
112750130,0irq/25-eth00-21swapper/123:16:521
191120,0ktimersoftd/10-21swapper/122:46:481
18220991211,0cyclictest30195-21sshd22:34:323
18220991211,0cyclictest21681-21sshd23:16:353
18220991210,0cyclictest0-21swapper/322:46:433
18220991210,0cyclictest0-21swapper/322:22:343
18220991210,0cyclictest0-21swapper/321:27:023
1822099120,0cyclictest17332-21cp22:15:213
1822099120,0cyclictest0-21swapper/323:07:523
1822099120,0cyclictest0-21swapper/323:07:523
1822099120,0cyclictest0-21swapper/300:21:393
18219991211,0cyclictest10124-21diskmemload21:31:512
18219991211,0cyclictest0-21swapper/222:36:052
18219991211,0cyclictest0-21swapper/222:20:242
18219991211,0cyclictest0-21swapper/222:12:582
18219991211,0cyclictest0-21swapper/220:50:162
18219991211,0cyclictest0-21swapper/219:30:142
18219991210,0cyclictest0-21swapper/222:07:312
18219991210,0cyclictest0-21swapper/200:09:082
1821999120,0cyclictest0-21swapper/223:53:562
1821999120,0cyclictest0-21swapper/221:54:512
1821999120,0cyclictest0-21swapper/221:29:522
18218991212,0cyclictest0-21swapper/123:38:231
18218991211,0cyclictest28279-21sshd22:21:151
18218991211,0cyclictest0-21swapper/100:31:141
18218991211,0cyclictest0-21swapper/100:12:311
1821899120,0cyclictest0-21swapper/123:03:171
1821899120,0cyclictest0-21swapper/123:03:171
1821899120,0cyclictest0-21swapper/121:52:111
1821899120,0cyclictest0-21swapper/121:39:041
1821899120,0cyclictest0-21swapper/100:22:441
18217991211,0cyclictest0-21swapper/023:25:150
18217991210,0cyclictest0-21swapper/022:44:270
1821799120,0cyclictest0-21swapper/023:35:550
1821799120,0cyclictest0-21swapper/023:21:450
1821799120,0cyclictest0-21swapper/022:18:050
1821799120,0cyclictest0-21swapper/022:14:220
112750120,0irq/25-eth08925-21sshd23:15:012
112750120,0irq/25-eth00-21swapper/322:59:243
112750120,0irq/25-eth00-21swapper/022:48:200
351110,0ktimersoftd/30-21swapper/322:00:293
271110,0ktimersoftd/20-21swapper/223:30:342
271110,0ktimersoftd/20-21swapper/219:46:222
18220991111,0cyclictest14943-21sshd23:11:223
18220991111,0cyclictest0-21swapper/323:40:583
18220991111,0cyclictest0-21swapper/300:01:263
18220991110,0cyclictest23102-21sshd23:51:253
18220991110,0cyclictest0-21swapper/323:56:263
18220991110,0cyclictest0-21swapper/321:46:333
1822099110,0cyclictest0-21swapper/323:21:363
1822099110,0cyclictest0-21swapper/320:47:393
1822099110,0cyclictest0-21swapper/319:22:383
1822099110,0cyclictest0-21swapper/319:13:193
18219991111,0cyclictest0-21swapper/222:16:412
18219991111,0cyclictest0-21swapper/220:29:412
18219991111,0cyclictest0-21swapper/220:00:192
18219991110,0cyclictest7670-21id22:31:252
18219991110,0cyclictest21953-21sshd22:29:072
18219991110,0cyclictest0-21swapper/200:36:342
18219991110,0cyclictest0-21swapper/200:04:342
1821999110,0cyclictest14994-21bash23:41:432
1821999110,0cyclictest0-21swapper/222:46:462
1821999110,0cyclictest0-21swapper/220:35:032
1821999110,0cyclictest0-21swapper/219:50:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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