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2025-11-22 - 07:58
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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 Nov 22, 2025 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050670,0irq/25-eth00-21swapper/119:05:141
117950600,0irq/26-eth1-rx-0-21swapper/319:05:053
110050570,0irq/25-eth00-21swapper/219:05:282
9950560,0irq/24-0000:00:0-21swapper/019:05:340
271180,0ktimersoftd/24282-21sshd00:30:552
191180,0ktimersoftd/14263-21sshd00:30:551
351170,0ktimersoftd/35222-21sshd00:23:443
41150,0ktimersoftd/017205-21rm22:59:490
15400991514,0cyclictest0-21swapper/321:51:373
15400991512,0cyclictest0-21swapper/323:40:223
1540099150,0cyclictest0-21swapper/323:25:573
1539999150,0cyclictest0-21swapper/222:07:472
15397991512,0cyclictest24213-21sshd00:18:340
117950150,0irq/26-eth1-rx-3-21ksoftirqd/000:07:210
1540099140,0cyclictest7303-21diskmemload22:30:263
1540099140,0cyclictest0-21swapper/322:26:493
1539999140,0cyclictest0-21swapper/223:32:212
15398991413,0cyclictest7303-21diskmemload21:58:131
1539899140,0cyclictest26810-21bash23:26:091
1539899140,0cyclictest0-21swapper/122:16:421
1539799140,0cyclictest0-21swapper/023:32:060
15400991312,0cyclictest0-21swapper/322:21:373
15400991312,0cyclictest0-21swapper/321:35:493
15400991312,0cyclictest0-21swapper/321:15:243
15400991312,0cyclictest0-21swapper/300:37:173
1540099130,0cyclictest14515-21sshd21:42:353
1540099130,0cyclictest0-21swapper/323:52:453
1540099130,0cyclictest0-21swapper/323:17:283
15399991312,0cyclictest0-21swapper/221:19:272
15399991312,0cyclictest0-21swapper/200:17:532
15398991312,0cyclictest0-21swapper/123:18:141
15398991312,0cyclictest0-21swapper/100:01:001
1539899130,0cyclictest0-21swapper/121:43:341
1539899130,0cyclictest0-21swapper/121:24:251
15397991312,0cyclictest26604-21sshd23:23:030
15397991312,0cyclictest0-21swapper/023:49:460
15397991312,0cyclictest0-21swapper/023:07:490
15397991312,0cyclictest0-21swapper/022:48:050
15397991312,0cyclictest0-21swapper/000:11:500
15397991311,0cyclictest23031-21sshd22:50:310
15397991311,0cyclictest0-21swapper/021:28:310
1539799130,0cyclictest0-21swapper/000:00:170
41120,0ktimersoftd/016232-21sshd23:25:130
41120,0ktimersoftd/00-21swapper/022:23:000
271120,0ktimersoftd/20-21swapper/222:59:572
15400991211,0cyclictest7091-21sshd23:08:253
15400991211,0cyclictest0-21swapper/322:09:393
15400991210,0cyclictest0-21swapper/321:30:093
15400991210,0cyclictest0-21swapper/321:10:373
15400991210,0cyclictest0-21swapper/300:02:323
1540099120,0cyclictest0-21swapper/321:57:483
1540099120,0cyclictest0-21swapper/319:10:163
15399991211,0cyclictest14150-21df21:20:142
15399991211,0cyclictest0-21swapper/221:29:262
15399991211,0cyclictest0-21swapper/200:36:422
15399991211,0cyclictest0-21swapper/200:22:532
15399991210,0cyclictest11713-21sshd23:21:332
15399991210,0cyclictest110050irq/25-eth021:12:372
15399991210,0cyclictest0-21swapper/221:48:372
1539999120,0cyclictest0-21swapper/223:55:492
1539999120,0cyclictest0-21swapper/221:54:462
1539999120,0cyclictest0-21swapper/200:09:592
15398991212,0cyclictest14205-21sshd22:14:291
15398991211,0cyclictest8190-21sshd21:16:231
15398991211,0cyclictest7303-21diskmemload00:35:091
15398991211,0cyclictest0-21swapper/121:52:031
1539899120,0cyclictest0-21swapper/123:51:221
1539899120,0cyclictest0-21swapper/121:32:541
1539899120,0cyclictest0-21swapper/100:20:451
15397991212,0cyclictest0-21swapper/023:59:590
15397991212,0cyclictest0-21swapper/021:38:370
15397991211,0cyclictest3196-21sshd22:03:500
15397991211,0cyclictest0-21swapper/023:52:050
1539799120,0cyclictest0-21swapper/022:12:320
1539799120,0cyclictest0-21swapper/021:48:550
110050120,0irq/25-eth03910-21bash21:35:131
110050120,0irq/25-eth00-21swapper/123:33:141
41110,0ktimersoftd/09016-21sshd21:57:560
41110,0ktimersoftd/013482-21sshd00:35:310
351110,0ktimersoftd/30-21swapper/300:33:543
191110,0ktimersoftd/10-21swapper/123:13:361
15400991111,0cyclictest0-21swapper/300:17:183
15400991110,0cyclictest1453-21nfsd23:21:103
15400991110,0cyclictest0-21swapper/300:28:493
1540099110,0cyclictest3108-21sshd22:03:483
1540099110,0cyclictest0-21swapper/321:05:313
15399991111,0cyclictest0-21swapper/223:13:392
15399991111,0cyclictest0-21swapper/223:04:012
15399991111,0cyclictest0-21swapper/221:40:422
15399991110,0cyclictest8204-21sshd22:42:382
1539999110,0cyclictest14844-21sshd00:03:432
1539999110,0cyclictest0-21swapper/223:43:502
1539999110,0cyclictest0-21swapper/222:00:562
15398991111,0cyclictest0-21swapper/123:09:111
15398991111,0cyclictest0-21swapper/100:14:351
15398991110,0cyclictest0-21swapper/123:49:371
1539899110,0cyclictest0-21swapper/120:55:501
1539799119,0cyclictest0-21swapper/019:18:520
1539799119,0cyclictest0-21swapper/000:22:590
15397991111,0cyclictest0-21swapper/021:52:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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