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2026-01-01 - 11:49
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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 Thu Jan 01, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650660,0irq/26-eth1-rx-0-21swapper/319:05:153
112750650,0irq/25-eth00-21swapper/119:09:401
112750550,0irq/25-eth00-21swapper/219:06:432
112750430,0irq/25-eth00-21swapper/019:06:330
1248699191,0cyclictest18383-21cat19:20:122
1248699151,0cyclictest0-21swapper/221:49:332
1248699140,0cyclictest0-21swapper/200:21:362
1248499140,0cyclictest0-21swapper/023:45:200
12487991312,0cyclictest30124-21sshd22:35:193
12487991312,0cyclictest0-21swapper/320:45:193
12487991311,0cyclictest0-21swapper/322:40:413
1248799130,0cyclictest6290-21sshd23:46:393
12486991313,0cyclictest0-21swapper/222:59:092
12486991312,0cyclictest0-21swapper/223:27:422
12486991312,0cyclictest0-21swapper/223:02:022
12486991312,0cyclictest0-21swapper/222:19:112
12486991310,0cyclictest0-21swapper/221:14:002
1248699130,0cyclictest4385-21diskmemload23:46:242
12484991312,0cyclictest0-21swapper/000:18:020
1248499130,0cyclictest0-21swapper/023:23:190
112750130,0irq/25-eth015967-21sshd00:09:541
112750130,0irq/25-eth00-21swapper/123:11:561
351120,0ktimersoftd/30-21swapper/321:30:583
351120,0ktimersoftd/30-21swapper/300:35:483
351120,0ktimersoftd/30-21swapper/300:18:023
271120,0ktimersoftd/20-21swapper/223:53:512
191120,0ktimersoftd/130133-21sshd21:46:261
191120,0ktimersoftd/10-21swapper/121:14:571
12487991210,0cyclictest0-21swapper/322:57:243
12487991210,0cyclictest0-21swapper/321:28:323
1248799120,0cyclictest0-21swapper/323:00:183
12486991211,0cyclictest28809-21switchtime19:40:352
12486991211,0cyclictest10213-21ntpq20:10:212
12486991211,0cyclictest0-21swapper/200:34:312
1248699120,0cyclictest0-21swapper/223:43:452
1248699120,0cyclictest0-21swapper/222:47:452
1248699120,0cyclictest0-21swapper/222:06:592
1248699120,0cyclictest0-21swapper/200:16:312
1248699120,0cyclictest0-21swapper/200:10:552
12485991212,0cyclictest0-21swapper/122:37:191
12485991212,0cyclictest0-21swapper/122:05:011
12485991210,0cyclictest4385-21diskmemload21:29:491
12485991210,0cyclictest0-21swapper/121:36:331
1248599120,0cyclictest26428-21sshd00:02:411
1248599120,0cyclictest25809-21sshd21:15:531
1248599120,0cyclictest0-21swapper/123:41:201
1248599120,0cyclictest0-21swapper/122:26:371
1248599120,0cyclictest0-21swapper/100:34:181
1248599120,0cyclictest0-21swapper/100:21:241
1248599120,0cyclictest0-21swapper/100:13:371
12484991212,0cyclictest112750irq/25-eth000:30:560
12484991211,0cyclictest4385-21diskmemload21:11:420
12484991211,0cyclictest0-21swapper/021:37:220
12484991211,0cyclictest0-21swapper/000:10:000
12484991210,0cyclictest1522-21snmpd21:34:000
112750120,0irq/25-eth018-21rcuc/123:53:011
112750120,0irq/25-eth00-21swapper/221:37:282
41110,0ktimersoftd/00-21swapper/022:50:330
12487991111,0cyclictest0-21swapper/321:38:243
12487991111,0cyclictest0-21swapper/300:26:163
12487991110,0cyclictest0-21swapper/322:14:113
12487991110,0cyclictest0-21swapper/321:52:213
12487991110,0cyclictest0-21swapper/321:22:013
12487991110,0cyclictest0-21swapper/300:10:423
1248799110,0cyclictest12449-21sshd22:30:133
1248799110,0cyclictest0-21swapper/323:26:553
1248799110,0cyclictest0-21swapper/322:16:523
1248799110,0cyclictest0-21swapper/322:03:303
1248799110,0cyclictest0-21swapper/320:19:393
1248799110,0cyclictest0-21swapper/300:05:223
1248699119,0cyclictest0-21swapper/220:38:342
12486991111,0cyclictest0-21swapper/222:01:242
12486991111,0cyclictest0-21swapper/220:48:482
12486991110,0cyclictest0-21swapper/223:12:012
12486991110,0cyclictest0-21swapper/222:33:562
12486991110,0cyclictest0-21swapper/221:25:162
12486991110,0cyclictest0-21swapper/219:32:422
12486991110,0cyclictest0-21swapper/200:39:372
12486991110,0cyclictest0-21swapper/200:05:212
1248699110,0cyclictest0-21swapper/220:58:472
1248699110,0cyclictest0-21swapper/220:44:022
1248699110,0cyclictest0-21swapper/220:16:162
1248699110,0cyclictest0-21swapper/219:51:392
12485991111,0cyclictest0-21swapper/122:42:391
12485991111,0cyclictest0-21swapper/122:31:591
12485991111,0cyclictest0-21swapper/122:10:361
12485991111,0cyclictest0-21swapper/121:56:471
12485991111,0cyclictest0-21swapper/119:15:531
12485991111,0cyclictest0-21swapper/100:36:431
12485991110,0cyclictest0-21swapper/122:53:481
12485991110,0cyclictest0-21swapper/121:50:301
1248599110,0cyclictest19979-21sshd21:43:321
1248599110,0cyclictest0-21swapper/123:26:411
1248599110,0cyclictest0-21swapper/122:48:141
12484991111,0cyclictest0-21swapper/023:11:060
12484991111,0cyclictest0-21swapper/022:08:440
12484991111,0cyclictest0-21swapper/021:23:530
12484991111,0cyclictest0-21swapper/000:36:010
12484991110,0cyclictest0-21swapper/023:35:160
12484991110,0cyclictest0-21swapper/022:46:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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