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2026-04-23 - 10:58
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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 Thu Apr 23, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650660,0irq/26-eth1-rx-0-21swapper/319:06:523
120650580,0irq/26-eth1-rx-0-21swapper/119:05:491
120650440,0irq/26-eth1-rx-0-21swapper/219:08:042
3179323916,0sleep00-21swapper/019:05:040
351180,0ktimersoftd/35639-21bash21:28:413
154799171,0cyclictest0-21swapper/200:30:152
1548991613,0cyclictest0-21swapper/322:13:283
154899160,0cyclictest0-21swapper/321:45:173
1546991515,0cyclictest20-21ksoftirqd/122:07:581
1546991511,0cyclictest11507-21sshd23:34:591
1546991511,0cyclictest0-21swapper/122:27:231
1545991514,0cyclictest18451-21sshd23:31:250
154599150,0cyclictest25864-21diskmemload22:46:410
1548991413,0cyclictest0-21swapper/322:59:133
154899140,0cyclictest20898-21sshd22:35:193
1547991413,0cyclictest25864-21diskmemload21:19:592
1546991413,0cyclictest8627-21sshd21:46:071
154599140,0cyclictest25864-21diskmemload22:34:160
154599140,0cyclictest0-21swapper/023:40:200
154599140,0cyclictest0-21swapper/023:27:550
112750140,0irq/25-eth00-21swapper/300:18:273
41130,0ktimersoftd/00-21swapper/000:35:180
1548991312,0cyclictest0-21swapper/323:11:383
1548991311,0cyclictest0-21swapper/321:44:383
154899130,0cyclictest5102-21sshd22:50:313
154899130,0cyclictest0-21swapper/323:22:203
154899130,0cyclictest0-21swapper/321:39:113
1547991312,0cyclictest15890-21sshd22:43:252
1547991312,0cyclictest15312-21cp23:52:462
1547991312,0cyclictest0-21swapper/221:51:142
1547991312,0cyclictest0-21swapper/200:16:062
154799130,0cyclictest1539-21sshd22:00:402
154799130,0cyclictest0-21swapper/200:10:392
1546991312,0cyclictest8468-21sshd22:38:031
1546991312,0cyclictest0-21swapper/123:36:421
1546991312,0cyclictest0-21swapper/123:20:491
1546991312,0cyclictest0-21swapper/123:02:541
1546991311,0cyclictest0-21swapper/123:11:511
1546991311,0cyclictest0-21swapper/122:11:271
154699130,0cyclictest0-21swapper/100:30:221
154599130,0cyclictest0-21swapper/021:53:020
154599130,0cyclictest0-21swapper/020:10:140
1548991212,0cyclictest0-21swapper/323:58:563
1548991212,0cyclictest0-21swapper/322:32:503
1548991211,0cyclictest25090-21bash00:11:223
1548991211,0cyclictest17252-21bash00:27:443
1548991211,0cyclictest0-21swapper/322:20:253
1548991211,0cyclictest0-21swapper/322:15:113
1548991210,0cyclictest0-21swapper/321:53:493
1548991210,0cyclictest0-21swapper/300:00:403
154899120,0cyclictest0-21swapper/321:57:323
154899120,0cyclictest0-21swapper/300:30:163
1547991211,0cyclictest23407-21sshd23:19:112
1547991211,0cyclictest18659-21sshd21:47:312
1547991211,0cyclictest0-21swapper/200:36:122
1547991210,0cyclictest28867-21sshd21:27:262
154799120,0cyclictest1587-21bash21:36:372
154799120,0cyclictest0-21swapper/223:11:582
154799120,0cyclictest0-21swapper/222:14:502
1546991211,0cyclictest18309-21atenall_r7power23:40:131
1546991211,0cyclictest0-21swapper/123:45:261
1546991211,0cyclictest0-21swapper/121:36:571
1546991211,0cyclictest0-21swapper/100:24:421
154699120,0cyclictest27159-21bash21:57:161
154599129,0cyclictest0-21swapper/022:39:290
1545991211,0cyclictest32009-21sshd21:10:370
1545991211,0cyclictest29311-21bash00:25:050
1545991211,0cyclictest0-21swapper/023:57:470
1545991211,0cyclictest0-21swapper/022:28:490
1545991210,0cyclictest8703-21bash22:16:230
1545991210,0cyclictest0-21swapper/023:38:230
1545991210,0cyclictest0-21swapper/022:59:080
1545991210,0cyclictest0-21swapper/021:38:090
1545991210,0cyclictest0-21swapper/000:15:540
154599120,0cyclictest0-21swapper/021:32:410
154599120,0cyclictest0-21swapper/000:34:160
112750120,0irq/25-eth016626-21sshd22:47:482
351110,0ktimersoftd/31164-21sshd21:32:193
1599110,0watchdog/013659-21sshd21:59:530
1599110,0watchdog/00-21swapper/021:17:420
1548991111,0cyclictest0-21swapper/320:28:053
1548991110,0cyclictest0-21swapper/322:08:133
1548991110,0cyclictest0-21swapper/322:03:003
1548991110,0cyclictest0-21swapper/319:48:483
1548991110,0cyclictest0-21swapper/300:22:173
154899110,0cyclictest0-21swapper/321:08:243
1547991111,0cyclictest0-21swapper/223:03:022
1547991111,0cyclictest0-21swapper/222:27:162
1547991111,0cyclictest0-21swapper/222:18:182
1547991110,0cyclictest3833-21sshd00:21:342
1547991110,0cyclictest0-21swapper/221:58:402
1547991110,0cyclictest0-21swapper/200:06:142
154699119,0cyclictest0-21swapper/120:38:031
1546991111,0cyclictest0-21swapper/119:59:501
1546991111,0cyclictest0-21swapper/119:44:581
1546991110,0cyclictest27556-21sshd21:31:291
1546991110,0cyclictest25864-21diskmemload21:20:341
1546991110,0cyclictest191ktimersoftd/121:28:421
1546991110,0cyclictest0-21swapper/119:24:171
154699110,0cyclictest0-21swapper/123:28:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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