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2026-04-26 - 13:18
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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 Sun Apr 26, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650630,0irq/26-eth1-rx-0-21swapper/119:09:541
112750610,0irq/25-eth00-21swapper/319:08:023
120650600,0irq/26-eth1-rx-0-21swapper/019:09:080
112750560,0irq/25-eth00-21swapper/219:05:422
11785991817,0cyclictest0-21swapper/023:43:290
1178699170,0cyclictest0-21swapper/123:45:151
11788991514,0cyclictest0-21swapper/322:41:363
11788991512,0cyclictest0-21swapper/321:59:203
11788991413,0cyclictest0-21swapper/300:07:213
1178899140,0cyclictest0-21swapper/321:53:383
11786991413,0cyclictest0-21swapper/121:32:041
271130,0ktimersoftd/20-21swapper/221:28:312
11788991312,0cyclictest0-21swapper/323:38:043
11788991311,0cyclictest0-21swapper/323:34:213
11788991311,0cyclictest0-21swapper/323:04:093
11788991311,0cyclictest0-21swapper/321:49:423
1178899130,0cyclictest0-21swapper/300:01:533
11787991312,0cyclictest23231-21bash21:16:402
11787991312,0cyclictest0-21swapper/222:38:072
11787991312,0cyclictest0-21swapper/200:06:592
11787991311,0cyclictest11525-21sshd00:10:422
1178799130,0cyclictest5023-21sshd23:48:242
1178799130,0cyclictest0-21swapper/223:04:502
1178799130,0cyclictest0-21swapper/219:20:162
11786991312,0cyclictest4876-21sshd00:01:141
11786991312,0cyclictest23521-21sshd00:12:231
11786991312,0cyclictest0-21swapper/122:59:321
1178699130,0cyclictest0-21swapper/123:10:561
1178699130,0cyclictest0-21swapper/100:20:141
11785991312,0cyclictest0-21swapper/000:00:070
11785991311,0cyclictest15496-21sshd00:11:160
1178599130,0cyclictest31011-21sshd22:38:550
1178599130,0cyclictest27746-21sshd23:17:000
1178599130,0cyclictest0-21swapper/023:22:430
112750130,0irq/25-eth04275-21bash22:13:513
112750130,0irq/25-eth03695-21diskmemload22:57:330
112750130,0irq/25-eth00-21swapper/322:06:383
11788991211,0cyclictest0-21swapper/323:47:153
11788991211,0cyclictest0-21swapper/322:23:343
11788991211,0cyclictest0-21swapper/321:39:343
11788991211,0cyclictest0-21swapper/300:33:223
11788991210,0cyclictest0-21swapper/323:28:393
11788991210,0cyclictest0-21swapper/322:47:193
11788991210,0cyclictest0-21swapper/322:33:573
1178899120,0cyclictest0-21swapper/323:52:423
1178899120,0cyclictest0-21swapper/321:15:253
1178899120,0cyclictest0-21swapper/300:11:043
11787991212,0cyclictest0-21swapper/223:55:502
11787991211,0cyclictest32365-21sshd23:21:552
11787991211,0cyclictest31346-21bash21:39:052
11787991211,0cyclictest0-21swapper/222:51:292
11787991211,0cyclictest0-21swapper/222:01:042
11787991210,0cyclictest0-21swapper/222:14:392
11787991210,0cyclictest0-21swapper/221:00:182
1178799120,0cyclictest3695-21diskmemload21:22:512
1178799120,0cyclictest0-21swapper/222:47:452
1178799120,0cyclictest0-21swapper/221:10:172
1178799120,0cyclictest0-21swapper/200:24:082
11786991212,0cyclictest0-21swapper/121:52:161
11786991211,0cyclictest20182-21sshd22:28:531
11786991211,0cyclictest0-21swapper/123:35:271
11786991211,0cyclictest0-21swapper/122:17:151
11786991210,0cyclictest14028-21sshd00:19:491
11786991210,0cyclictest12419-21sshd00:36:401
11786991210,0cyclictest0-21swapper/122:07:361
11786991210,0cyclictest0-21swapper/100:27:151
1178699120,0cyclictest8176-21sshd00:31:481
1178699120,0cyclictest7590-21sshd21:40:121
1178699120,0cyclictest14930-21sshd00:06:551
1178699120,0cyclictest0-21swapper/123:31:431
1178699120,0cyclictest0-21swapper/120:12:221
1178699120,0cyclictest0-21swapper/119:45:121
1178599129,0cyclictest0-21swapper/019:59:110
11785991211,0cyclictest24944-21sshd00:29:510
11785991211,0cyclictest0-21swapper/021:59:520
11785991211,0cyclictest0-21swapper/021:15:300
1178599120,0cyclictest0-21swapper/023:11:200
1178599120,0cyclictest0-21swapper/022:54:150
1178599120,0cyclictest0-21swapper/022:40:530
1178599120,0cyclictest0-21swapper/022:00:230
1178599120,0cyclictest0-21swapper/019:40:220
1178599120,0cyclictest0-21swapper/000:31:500
9950110,0irq/24-0000:00:0-21swapper/021:29:360
41110,0ktimersoftd/00-21swapper/023:02:420
351110,0ktimersoftd/30-21swapper/323:05:403
351110,0ktimersoftd/30-21swapper/323:05:393
191110,0ktimersoftd/18205-21sshd21:48:481
11788991111,0cyclictest0-21swapper/323:58:103
11788991111,0cyclictest0-21swapper/323:41:473
11788991111,0cyclictest0-21swapper/323:13:343
11788991111,0cyclictest0-21swapper/320:50:123
11788991110,0cyclictest22747-21bash21:29:283
11788991110,0cyclictest0-21swapper/323:17:173
11788991110,0cyclictest0-21swapper/300:23:573
1178899110,0cyclictest7222-21sshd22:01:183
1178899110,0cyclictest0-21swapper/320:59:443
1178899110,0cyclictest0-21swapper/320:14:463
1178899110,0cyclictest0-21swapper/300:39:043
1178799119,0cyclictest0-21swapper/219:58:022
1178799116,0cyclictest30941-21ipmitool23:30:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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