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2026-08-03 - 14:49
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot4.osadl.org (updated Mon Aug 03, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31810996614,14cyclictest582-21polkitd21:14:301
31810996315,42cyclictest7298-21ntp_offset23:54:511
3181099604,50cyclictest0-21swapper/123:50:181
3181099604,50cyclictest0-21swapper/122:52:401
31810996011,43cyclictest14107-21ssh23:20:521
3145225914,38sleep20-21swapper/218:28:132
3181099583,49cyclictest0-21swapper/121:10:231
3181099583,48cyclictest370-21systemd-journal22:10:541
3181599577,44cyclictest0-21swapper/223:10:422
3181099577,44cyclictest12869-21ssh22:37:121
3181099574,47cyclictest0-21swapper/122:07:011
31810995712,38cyclictest32248-21/usr/sbin/munin22:19:521
31810995712,38cyclictest32248-21/usr/sbin/munin22:19:521
3181099568,43cyclictest0-21swapper/121:49:291
3181099568,41cyclictest28529-21iostat_ios20:49:491
31815995546,5cyclictest29-21ksoftirqd/223:49:262
3181599554,45cyclictest0-21swapper/223:17:422
3181599553,46cyclictest0-21swapper/222:19:512
3181599553,46cyclictest0-21swapper/222:19:512
3181099557,42cyclictest5056-21/usr/sbin/munin20:09:591
3181099555,44cyclictest0-21swapper/120:55:091
3181099554,45cyclictest0-21swapper/123:29:291
31810995511,39cyclictest0-21swapper/121:27:521
3181099549,39cyclictest6923-21/usr/sbin/munin20:14:591
3181099548,40cyclictest22718-21ssh20:42:081
3181099548,40cyclictest22718-21ssh20:42:081
3181099544,44cyclictest0-21swapper/123:48:591
31810995413,36cyclictest29157-21ssh23:40:361
31810995413,36cyclictest29157-21ssh23:40:361
31810995412,36cyclictest0-21swapper/122:24:341
31810995411,37cyclictest16198-21/usr/sbin/munin21:59:381
3181599534,42cyclictest0-21swapper/222:24:482
3181099538,39cyclictest1316-21/usr/sbin/munin19:59:461
3181099537,40cyclictest17937-21ssh20:35:121
3181099537,40cyclictest1509-21kworker/1:120:33:121
31810995322,26cyclictest4017-21grep20:59:521
31810995316,33cyclictest11125-21ssh21:52:221
31810995311,36cyclictest0-21swapper/123:01:381
3181599525,40cyclictest0-21swapper/223:55:482
3181599524,43cyclictest0-21swapper/221:16:422
3181599524,41cyclictest0-21swapper/220:49:352
3181599524,41cyclictest0-21swapper/218:49:452
3181599523,42cyclictest0-21swapper/223:43:092
3181599523,42cyclictest0-21swapper/223:43:092
3181099529,37cyclictest8726-21ssh21:05:511
3181099529,36cyclictest14982-21/usr/sbin/munin19:09:521
3181099527,40cyclictest0-21swapper/122:41:401
3181099527,39cyclictest27645-21ssh21:31:031
3181099527,39cyclictest11243-21/usr/sbin/munin18:59:451
31810995210,36cyclictest0-21swapper/123:27:291
3181599515,39cyclictest0-21swapper/221:50:582
3181599514,41cyclictest0-21swapper/220:31:232
3181599513,42cyclictest0-21swapper/222:46:002
3181599513,42cyclictest0-21swapper/222:06:312
3181599513,41cyclictest0-21swapper/218:34:482
31815995117,8cyclictest5077-21cut21:44:452
3181099518,37cyclictest3571-21perl20:04:481
3181099517,38cyclictest18828-21ssh21:19:491
3181099516,40cyclictest26412-21ssh20:46:511
3181099514,41cyclictest0-21swapper/121:38:011
3181099514,41cyclictest0-21swapper/121:38:011
31810995112,34cyclictest2886-21ssh23:06:191
31810995110,35cyclictest13165-21needreboot21:54:501
305992515,14sleep30-21swapper/318:24:563
3181599509,35cyclictest0-21swapper/223:21:052
3181599505,39cyclictest0-21swapper/219:44:562
3181599504,40cyclictest0-21swapper/221:41:252
3181599504,39cyclictest0-21swapper/223:05:492
3181599503,41cyclictest0-21swapper/222:52:102
3181599502,6cyclictest2549-21kworker/2:223:34:592
3181599502,6cyclictest16182-21kworker/2:020:55:222
3181599502,43cyclictest18979-21ssh20:37:232
31815995011,32cyclictest0-21swapper/222:55:312
3181099509,36cyclictest629-21snmpd23:10:361
3181099509,35cyclictest2365-21users21:40:001
3181099508,37cyclictest28688-21ssh22:58:291
3181099506,39cyclictest11021-21munin-plugin-st18:59:331
3181099502,43cyclictest25621-21ssh23:36:091
31810995011,13cyclictest17615-21sh19:14:571
31810995010,34cyclictest19642-21ssh22:45:281
31810995010,34cyclictest13114-21/usr/sbin/munin19:04:501
3180499503,42cyclictest0-21swapper/022:10:010
3182199494,40cyclictest0-21swapper/321:45:113
3182199493,41cyclictest0-21swapper/321:25:523
3181599497,36cyclictest0-21swapper/221:14:142
3181599494,39cyclictest0-21swapper/221:05:342
3181599494,38cyclictest0-21swapper/223:29:502
3181599494,38cyclictest0-21swapper/223:25:512
3181599493,41cyclictest0-21swapper/223:01:102
3181599493,39cyclictest0-21swapper/222:09:502
3181599493,39cyclictest0-21swapper/221:24:422
3181599493,39cyclictest0-21swapper/220:24:422
31815994912,32cyclictest0-21swapper/222:32:072
31815994911,5cyclictest0-21swapper/222:38:462
31815994910,5cyclictest0-21swapper/220:44:342
3181099499,35cyclictest12331-21diskmemload22:14:371
3181099498,36cyclictest8483-21ssh22:30:571
3181099495,38cyclictest5418-21latency_hist18:44:341
3181099495,12cyclictest0-21swapper/123:16:381
3180499495,38cyclictest0-21swapper/022:30:000
3180499493,40cyclictest0-21swapper/022:44:520
3182199485,37cyclictest0-21swapper/322:49:573
3182199483,40cyclictest0-21swapper/323:03:403
3181599489,33cyclictest0-21swapper/221:57:252
3181599488,34cyclictest0-21swapper/222:15:032
3181599485,36cyclictest0-21swapper/219:59:432
3181599484,38cyclictest0-21swapper/221:20:122
3181599484,10cyclictest0-21swapper/218:29:552
3181599483,8cyclictest0-21swapper/220:41:232
3181599483,8cyclictest0-21swapper/220:41:232
3181599483,39cyclictest0-21swapper/222:43:422
3181599483,39cyclictest0-21swapper/221:59:512
3181599483,39cyclictest0-21swapper/219:58:252
31815994812,5cyclictest0-21swapper/221:36:242
31815994812,5cyclictest0-21swapper/221:36:242
31810994814,29cyclictest3364-21sshd18:37:271
3182199474,37cyclictest0-21swapper/322:55:083
3181599474,17cyclictest0-21swapper/221:29:592
3181599473,38cyclictest0-21swapper/223:49:592
3181599473,38cyclictest0-21swapper/219:17:192
3181599473,38cyclictest0-21swapper/218:48:212
3181099478,34cyclictest10455-21idleruntime-cro20:24:311
3180499472,39cyclictest28314-21ssh23:39:490
3180499472,39cyclictest28314-21ssh23:39:490
3182199464,36cyclictest0-21swapper/323:04:503
3182199463,39cyclictest0-21swapper/322:45:103
3181599464,36cyclictest0-21swapper/221:01:012
3181599463,38cyclictest0-21swapper/220:19:562
3181599463,36cyclictest20608-21/usr/sbin/munin19:24:592
3181599463,36cyclictest20608-21/usr/sbin/munin19:24:592
31815994612,5cyclictest0-21swapper/219:33:252
31815994612,5cyclictest0-21swapper/219:33:252
3181099469,31cyclictest343-21switchtime19:55:001
3181099468,32cyclictest0-21swapper/119:24:331
3181099467,34cyclictest27860-21latency_hist19:44:321
3181099463,38cyclictest0-21swapper/118:45:271
3181099460,40cyclictest0-21swapper/119:54:311
3180499464,36cyclictest0-21swapper/023:25:000
3180499464,18cyclictest0-21swapper/021:54:570
3182199455,34cyclictest0-21swapper/320:29:533
3182199454,18cyclictest0-21swapper/321:00:103
3181599456,32cyclictest0-21swapper/219:19:562
3181099456,34cyclictest0-21swapper/120:29:301
3180499455,7cyclictest0-21swapper/023:30:150
3180499454,35cyclictest0-21swapper/023:09:500
3180499454,35cyclictest0-21swapper/022:59:530
3180499453,37cyclictest0-21swapper/018:29:350
3182199444,34cyclictest0-21swapper/322:34:533
3181599443,36cyclictest0-21swapper/219:49:432
3181599443,34cyclictest0-21swapper/219:34:522
3181099445,33cyclictest0-21swapper/118:54:331
3181099444,34cyclictest0-21swapper/118:30:011
3180499445,33cyclictest0-21swapper/021:36:160
3180499445,33cyclictest0-21swapper/021:36:160
3180499444,34cyclictest0-21swapper/020:39:540
3180499444,34cyclictest0-21swapper/020:39:540
160572443,6sleep30-21swapper/322:40:553
3182199436,31cyclictest0-21swapper/323:49:123
3182199434,33cyclictest0-21swapper/321:18:243
3181599433,34cyclictest0-21swapper/218:39:472
3181599432,34cyclictest26259-21aten_rbpower_en19:39:412
3181099436,32cyclictest23765-21runrttasks19:30:181
3181099436,32cyclictest23765-21runrttasks19:30:181
3181099436,32cyclictest0-21swapper/119:44:531
3181099433,35cyclictest0-21swapper/119:35:271
3181099433,10cyclictest0-21swapper/119:25:001
3181099433,10cyclictest0-21swapper/119:25:001
3180499434,33cyclictest0-21swapper/023:16:000
3180499433,35cyclictest0-21swapper/022:14:520
3182199424,33cyclictest0-21swapper/322:08:543
71102413,6sleep30-21swapper/318:47:333
295672413,6sleep30-21swapper/320:50:263
121902413,6sleep00-21swapper/021:10:160
116742413,6sleep30-21swapper/323:18:503
100622413,6sleep00-21swapper/021:08:470
3181599403,33cyclictest0-21swapper/218:54:432
3181599403,32cyclictest0-21swapper/220:16:282
3180499403,32cyclictest0-21swapper/019:14:370
31804994028,7cyclictest2832-21cut22:24:390
208102403,6sleep30-21swapper/320:39:483
208102403,6sleep30-21swapper/320:39:483
203992402,33sleep320492-21cat23:29:453
175942403,6sleep00-21swapper/021:18:530
153192403,6sleep00-21swapper/020:32:450
46792393,7sleep20-21swapper/220:07:442
283872393,6sleep00-21swapper/021:32:380
279332393,6sleep00-21swapper/022:56:540
190732393,6sleep00-21swapper/022:03:090
146472393,7sleep20-21swapper/219:08:162
84322383,6sleep30-21swapper/323:56:133
31821993827,6cyclictest4117-21tail22:24:593
3180499384,30cyclictest0-21swapper/020:52:180
314672382,6sleep30-21swapper/319:52:563
287192383,6sleep30-21swapper/322:14:593
239042383,6sleep30-21swapper/319:31:553
239042383,6sleep30-21swapper/319:31:553
227442383,6sleep00-21swapper/022:07:510
203532383,6sleep30-21swapper/321:21:423
99852373,6sleep30-21swapper/322:34:113
86922373,6sleep30-21swapper/321:05:483
7602373,6sleep00-21swapper/019:55:340
3182199374,28cyclictest0-21swapper/323:53:303
3180499374,28cyclictest0-21swapper/023:39:170
3180499373,30cyclictest0-21swapper/020:58:250
27662373,6sleep30-21swapper/320:02:133
184622373,6sleep30-21swapper/319:19:123
12792373,6sleep00-21swapper/022:21:480
12792373,6sleep00-21swapper/022:21:480
126792373,6sleep30-21swapper/319:02:023
88542363,6sleep30-21swapper/318:50:593
65132363,6sleep30-21swapper/323:10:573
31821993625,7cyclictest30521-21gzip21:34:553
31821993625,7cyclictest30521-21gzip21:34:553
3180499363,29cyclictest0-21swapper/019:14:270
31804993613,18cyclictest22093-21ssh22:49:420
3153823613,17sleep00-21swapper/018:29:150
27952363,6sleep00-21swapper/020:02:340
277152363,6sleep00-21swapper/019:42:470
20482363,6sleep30-21swapper/320:57:393
121182363,6sleep30-21swapper/320:27:043
101482363,6sleep30-21swapper/320:20:483
31821993523,8cyclictest3541-21cut20:04:473
31821993521,9cyclictest9169-21grep21:49:483
3180499354,26cyclictest0-21swapper/023:08:010
3180499354,26cyclictest0-21swapper/021:01:140
3180499354,26cyclictest0-21swapper/019:49:410
3180499354,26cyclictest0-21swapper/019:47:260
3180499353,27cyclictest0-21swapper/021:52:540
3180499353,27cyclictest0-21swapper/020:09:560
3180499353,27cyclictest0-21swapper/020:09:060
3180499353,27cyclictest0-21swapper/019:19:520
31804993523,7cyclictest25144-21fgrep20:45:000
31804993517,14cyclictest997-21aten_rbpower_cu21:39:400
29972353,6sleep00-21swapper/023:49:420
128372353,6sleep00-21swapper/019:03:560
3182199344,24cyclictest0-21swapper/321:30:073
3182199343,27cyclictest0-21swapper/321:13:203
31821993423,7cyclictest25984-21crond19:39:313
31821993422,8cyclictest27129-21seq23:39:233
31821993421,8cyclictest10587-21grep18:55:023
31804993422,8cyclictest13372-21cat23:19:560
31804993417,13cyclictest10691-21aten_rbpower_cu20:24:420
301632348,18sleep10-21swapper/118:24:501
3182199333,17cyclictest0-21swapper/319:19:553
31821993322,7cyclictest12254-21/usr/sbin/munin23:19:513
31815993322,7cyclictest14982-21/usr/sbin/munin19:09:432
3180499334,25cyclictest0-21swapper/019:04:420
3180499334,24cyclictest0-21swapper/018:54:500
31804993322,6cyclictest6793-21sh23:54:430
3182199329,17cyclictest0-21swapper/322:09:393
3182199324,22cyclictest0-21swapper/321:54:383
31821993222,6cyclictest27442-21/usr/sbin/munin23:39:413
31821993222,6cyclictest27442-21/usr/sbin/munin23:39:413
31821993221,6cyclictest28601-21tr19:44:513
31821993221,6cyclictest16863-21load21:59:483
31821993220,8cyclictest24174-21/usr/sbin/munin20:44:503
3182199322,24cyclictest31908-21cpu18:29:363
3182199322,16cyclictest168302cat23:24:503
3180499323,25cyclictest0-21swapper/019:38:430
3180499323,24cyclictest0-21swapper/019:24:470
3180499323,24cyclictest0-21swapper/019:24:470
3180499323,23cyclictest0-21swapper/020:19:320
31804993222,6cyclictest31252-21/usr/sbin/munin23:44:450
181132323,6sleep00-21swapper/021:19:330
3182199315,21cyclictest0-21swapper/318:35:333
3182199313,23cyclictest31522-21egrep22:19:403
3182199313,23cyclictest31522-21egrep22:19:403
31821993120,7cyclictest16462-21/usr/sbin/munin20:34:463
3180499314,23cyclictest0-21swapper/020:37:430
3180499314,21cyclictest0-21swapper/021:44:450
31804993120,7cyclictest4460-21tr18:39:540
31821993019,6cyclictest5483-21idleruntime20:09:473
3180499304,22cyclictest0-21swapper/021:29:250
3180499304,21cyclictest0-21swapper/022:39:530
31804993015,11cyclictest580-21ksmtuned18:51:320
3182199293,21cyclictest0-21swapper/321:42:193
31821992918,7cyclictest26213-21/usr/sbin/munin19:39:463
31821992914,9cyclictest0-21swapper/319:24:433
31821992914,9cyclictest0-21swapper/319:24:433
3180499294,20cyclictest0-21swapper/018:39:130
3180499293,23cyclictest0-21swapper/019:29:430
3180499293,23cyclictest0-21swapper/019:29:430
3180499293,22cyclictest0-21swapper/018:46:020
31804992919,6cyclictest10725-21fschecks_time22:34:430
31804992917,7cyclictest9470-21needreboot20:19:520
3182199284,20cyclictest0-21swapper/319:56:323
3182199282,22cyclictest13836-21ntpq19:04:553
31821992816,7cyclictest8082-21unixbench_multi20:15:033
31821992815,7cyclictest15158-21entropy19:09:463
31815992816,7cyclictest5377-21cut20:09:462
3182199273,19cyclictest4127-21grep18:39:483
3181599273,18cyclictest12232-21/usr/sbin/munin18:59:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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