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2026-04-24 - 08:57
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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 Fri Apr 24, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18172996110,5cyclictest0-21swapper/321:13:453
18172996110,5cyclictest0-21swapper/321:13:453
1817299604,7cyclictest0-21swapper/321:34:003
1759925711,16sleep10-21swapper/117:55:131
1817299562,5cyclictest0-21swapper/319:28:583
1757525610,15sleep20-21swapper/217:54:542
1817299553,46cyclictest20701-21ssh20:27:393
1815499554,45cyclictest0-21swapper/020:35:360
1817299544,45cyclictest0-21swapper/322:53:293
1815499544,44cyclictest0-21swapper/021:43:030
1817299536,41cyclictest0-21swapper/321:15:233
1817299534,43cyclictest0-21swapper/320:37:053
1817299534,42cyclictest0-21swapper/322:29:533
18172995313,34cyclictest24184-21fschecks_time19:39:123
1815499534,5cyclictest0-21swapper/020:58:550
1815499533,46cyclictest0-21swapper/022:52:420
1817299525,40cyclictest0-21swapper/323:14:483
1817299525,40cyclictest0-21swapper/322:18:513
1817299524,42cyclictest0-21swapper/322:28:533
1817299524,42cyclictest0-21swapper/320:40:453
1817299523,4cyclictest0-21swapper/320:19:263
1817299523,4cyclictest0-21swapper/320:19:263
18172995214,32cyclictest27955-21unixbench_multi22:44:243
1815499524,43cyclictest0-21swapper/022:29:230
1815499523,44cyclictest0-21swapper/020:46:550
1817299518,37cyclictest0-21swapper/322:57:103
1817299516,39cyclictest0-21swapper/321:48:053
1817299515,39cyclictest0-21swapper/322:59:033
18172995142,5cyclictest37-21ksoftirqd/320:18:573
1817299513,5cyclictest0-21swapper/321:25:043
1817299513,44cyclictest0-21swapper/321:56:343
1817299513,43cyclictest0-21swapper/319:14:133
1817299513,43cyclictest0-21swapper/319:14:133
18172995111,33cyclictest0-21swapper/320:59:353
1815499514,8cyclictest0-21swapper/020:15:360
1815499514,42cyclictest0-21swapper/021:53:240
1815499514,41cyclictest0-21swapper/021:12:140
1815499514,41cyclictest0-21swapper/021:12:140
1817299508,7cyclictest0-21swapper/320:09:033
1817299506,39cyclictest0-21swapper/323:28:093
1817299506,39cyclictest0-21swapper/321:04:383
1817299504,14cyclictest0-21swapper/322:07:263
1815499504,41cyclictest0-21swapper/022:14:370
1815499504,41cyclictest0-21swapper/020:59:350
1815499503,43cyclictest0-21swapper/020:10:360
18154995012,5cyclictest0-21swapper/022:36:540
1817299498,35cyclictest0-21swapper/323:06:023
1817299496,38cyclictest0-21swapper/322:01:483
1817299496,38cyclictest0-21swapper/322:01:483
1817299496,38cyclictest0-21swapper/320:01:453
1817299494,8cyclictest0-21swapper/320:57:253
1817299494,39cyclictest0-21swapper/323:09:043
1817299494,39cyclictest0-21swapper/322:22:063
1817299494,39cyclictest0-21swapper/320:29:253
1817299494,39cyclictest0-21swapper/318:44:243
1817299493,11cyclictest0-21swapper/319:54:253
18172994911,6cyclictest0-21swapper/318:09:093
18172994911,5cyclictest0-21swapper/320:52:213
18172994910,34cyclictest20821-21sh23:19:043
18172994910,34cyclictest20821-21sh23:19:043
1816699494,39cyclictest0-21swapper/220:04:302
1815499498,13cyclictest0-21swapper/022:21:530
1815499494,7cyclictest0-21swapper/021:57:440
1815499494,40cyclictest0-21swapper/023:05:020
1815499494,39cyclictest0-21swapper/023:03:210
1815499494,39cyclictest0-21swapper/020:04:100
18154994911,32cyclictest0-21swapper/021:17:520
1817299484,38cyclictest0-21swapper/322:12:063
1817299484,38cyclictest0-21swapper/321:49:463
1817299484,38cyclictest0-21swapper/321:29:353
1817299484,38cyclictest0-21swapper/321:19:403
1817299484,38cyclictest0-21swapper/319:23:573
1817299484,38cyclictest0-21swapper/318:54:093
1817299484,18cyclictest0-21swapper/322:41:273
1817299484,13cyclictest0-21swapper/318:28:233
18172994839,5cyclictest37-21ksoftirqd/319:38:573
18172994810,32cyclictest0-21swapper/321:40:083
1816699485,37cyclictest0-21swapper/220:09:322
1815899485,37cyclictest0-21swapper/122:34:181
1815899484,38cyclictest0-21swapper/120:57:471
1815899484,19cyclictest0-21swapper/121:15:541
18158994839,5cyclictest21-21ksoftirqd/121:53:551
18158994815,8cyclictest16764-21sed21:04:271
1815499488,34cyclictest0-21swapper/020:20:110
1815499488,34cyclictest0-21swapper/020:20:110
1815499486,37cyclictest0-21swapper/022:48:020
1815499485,38cyclictest0-21swapper/022:11:550
1815499485,38cyclictest0-21swapper/020:49:310
1815499485,37cyclictest0-21swapper/021:29:060
1815499484,39cyclictest0-21swapper/023:24:180
1815499484,39cyclictest0-21swapper/021:46:190
1815499484,39cyclictest0-21swapper/021:36:300
1815499484,38cyclictest0-21swapper/022:24:570
1815499484,38cyclictest0-21swapper/022:05:160
1815499484,38cyclictest0-21swapper/021:19:290
1815499483,40cyclictest0-21swapper/020:43:350
1815499483,40cyclictest0-21swapper/020:25:160
1815499482,40cyclictest1063-21ssh21:27:140
18154994811,31cyclictest0-21swapper/023:09:560
18154994810,6cyclictest0-21swapper/023:20:320
18154994810,6cyclictest0-21swapper/023:20:320
18154994810,5cyclictest0-21swapper/023:14:120
176832489,14sleep30-21swapper/317:56:113
1817299475,37cyclictest0-21swapper/320:44:443
1817299474,38cyclictest0-21swapper/319:09:303
1817299474,38cyclictest0-21swapper/319:09:303
1817299473,9cyclictest29975-21/usr/sbin/munin18:29:103
1817299473,38cyclictest0-21swapper/322:34:043
1817299471,40cyclictest1328-21/usr/sbin/munin18:39:223
1816699474,37cyclictest0-21swapper/221:44:362
1816699473,39cyclictest0-21swapper/221:09:322
1816699473,39cyclictest0-21swapper/221:09:322
1815899474,37cyclictest0-21swapper/120:34:351
1815899474,37cyclictest0-21swapper/120:29:521
1815899474,18cyclictest0-21swapper/122:03:581
1815899473,39cyclictest0-21swapper/122:41:431
1815499479,6cyclictest0-21swapper/020:00:530
1815499477,35cyclictest0-21swapper/020:31:110
1815499475,37cyclictest0-21swapper/021:59:340
1815499475,37cyclictest0-21swapper/021:59:340
1815499474,38cyclictest0-21swapper/022:56:550
1815499474,38cyclictest0-21swapper/022:38:560
1817299464,36cyclictest0-21swapper/318:34:133
1817299463,38cyclictest0-21swapper/320:04:243
1817299463,37cyclictest27775-21fschecks_count19:49:113
1817299463,37cyclictest0-21swapper/318:14:213
1816699465,37cyclictest0-21swapper/222:45:332
1816699464,37cyclictest0-21swapper/222:34:332
1816699464,36cyclictest0-21swapper/222:04:572
1816699463,37cyclictest27079-21ssh22:01:032
1816699463,37cyclictest27079-21ssh22:01:032
1816699463,37cyclictest0-21swapper/221:54:182
1815899464,36cyclictest0-21swapper/123:18:361
1815899464,17cyclictest0-21swapper/120:44:321
1815899463,38cyclictest0-21swapper/122:19:411
1815499464,37cyclictest0-21swapper/021:04:490
1817299454,35cyclictest5322-21fschecks_count18:49:123
1817299452,8cyclictest0-21swapper/318:19:203
18172994512,27cyclictest26463-21ps19:44:223
1816699454,36cyclictest0-21swapper/222:49:212
1815899458,32cyclictest0-21swapper/122:18:211
1815899455,35cyclictest0-21swapper/123:24:321
1817299448,30cyclictest20711-21wget18:04:113
1817299443,7cyclictest20364-21fschecks_time19:29:113
18172994413,26cyclictest10753-21hostname19:04:093
18172994413,26cyclictest10753-21hostname19:04:093
1816699444,35cyclictest0-21swapper/222:24:202
1815899445,33cyclictest0-21swapper/123:21:561
1815899445,33cyclictest0-21swapper/123:21:561
1815899444,35cyclictest0-21swapper/121:44:141
1815899444,17cyclictest0-21swapper/121:26:061
1815899443,36cyclictest0-21swapper/121:59:161
1815899443,36cyclictest0-21swapper/121:59:161
1815899443,36cyclictest0-21swapper/117:59:041
241502433,6sleep20-21swapper/223:23:382
241502433,6sleep20-21swapper/223:23:382
1815899433,35cyclictest0-21swapper/122:44:131
1815899433,35cyclictest0-21swapper/119:59:111
8652423,6sleep20-21swapper/220:00:322
57272423,6sleep10-21swapper/122:59:051
1817299423,34cyclictest0-21swapper/318:59:103
72222413,6sleep20-21swapper/220:52:442
36622413,6sleep20-21swapper/221:29:432
30722413,6sleep20-21swapper/220:46:572
1817299413,15cyclictest0-21swapper/318:01:243
42282403,6sleep10-21swapper/122:56:321
38872403,6sleep20-21swapper/222:55:482
1815499403,33cyclictest0-21swapper/019:40:410
1815499403,33cyclictest0-21swapper/019:17:230
1815499403,33cyclictest0-21swapper/019:17:230
124782403,6sleep20-21swapper/220:16:092
11442403,6sleep20-21swapper/221:27:262
86222393,6sleep20-21swapper/221:37:122
290092393,6sleep10-21swapper/121:20:531
265362393,6sleep20-21swapper/221:18:402
171642393,6sleep10-21swapper/122:30:281
267792383,6sleep20-21swapper/223:26:112
1816699384,30cyclictest0-21swapper/221:42:102
1816699383,5cyclictest0-21swapper/217:59:262
18158993826,7cyclictest29294-21grep18:24:291
315482373,6sleep10-21swapper/118:33:071
310552372,7sleep031066-21munin-plugin-st19:58:570
222862376,6sleep022361-21/usr/sbin/munin19:34:140
197052373,6sleep00-21swapper/019:27:340
181902373,7sleep20-21swapper/221:06:572
1816699374,29cyclictest0-21swapper/220:22:362
1816699374,29cyclictest0-21swapper/220:22:362
18158993717,14cyclictest18857-21switchtime20:24:251
18154993728,5cyclictest3-21ksoftirqd/018:23:590
115542373,26sleep011596-21/usr/sbin/munin19:04:240
115542373,26sleep011596-21/usr/sbin/munin19:04:240
84282363,6sleep20-21swapper/223:02:242
82372363,6sleep00-21swapper/018:54:430
275412363,6sleep10-21swapper/118:19:511
238062363,6sleep20-21swapper/218:09:542
1816699364,27cyclictest0-21swapper/218:34:102
18166993622,8cyclictest548-21NetworkManager22:08:552
18154993625,7cyclictest32711-21gzip18:34:230
146032363,7sleep10-21swapper/122:28:061
134702363,6sleep10-21swapper/120:18:221
67032353,6sleep00-21swapper/018:53:420
315472353,6sleep00-21swapper/018:33:060
200692352,27sleep120124-21cat21:09:171
200692352,27sleep120124-21cat21:09:171
18166993515,14cyclictest0-21swapper/219:04:292
18166993515,14cyclictest0-21swapper/219:04:292
18158993525,6cyclictest4760-21chrt20:49:121
18158993523,7cyclictest5991-21wget21:34:071
18154993526,6cyclictest3-21ksoftirqd/018:08:590
126522353,6sleep10-21swapper/121:42:421
299642343,6sleep20-21swapper/218:29:012
1816699344,26cyclictest0-21swapper/219:34:102
1816699343,27cyclictest0-21swapper/222:29:402
18158993422,7cyclictest18904-21ntp_kernel_pll_19:24:191
1815499344,26cyclictest0-21swapper/019:11:120
1815499344,26cyclictest0-21swapper/019:11:120
164332343,6sleep20-21swapper/223:13:192
237792333,6sleep10-21swapper/119:39:021
197582333,6sleep20-21swapper/219:28:132
1816699334,25cyclictest0-21swapper/219:15:102
1816699334,25cyclictest0-21swapper/219:15:102
1816699334,24cyclictest0-21swapper/223:14:532
1816699334,24cyclictest0-21swapper/219:23:412
18166993321,7cyclictest31062-21diskmemload20:54:142
18166993314,13cyclictest0-21swapper/222:39:102
1815899333,27cyclictest0-21swapper/123:11:071
1815899333,25cyclictest0-21swapper/121:29:031
18158993321,7cyclictest2189-21rt-features18:39:241
18158993321,7cyclictest15337-21idleruntime-cro21:03:561
1767323311,16sleep00-21swapper/017:56:040
1816699324,24cyclictest0-21swapper/219:39:102
18166993214,14cyclictest18206-21proc_pri21:49:192
1815899324,24cyclictest0-21swapper/120:10:391
18158993220,7cyclictest31622-21wc22:49:251
18158993220,7cyclictest16025-21sshd19:18:221
18158993220,7cyclictest16025-21sshd19:18:221
18158993220,7cyclictest13818-21vmstat19:09:301
18158993220,7cyclictest13818-21vmstat19:09:301
18158993220,7cyclictest11366-21needreboot19:04:191
18158993220,7cyclictest11366-21needreboot19:04:191
18158993219,8cyclictest6650-21seq18:53:011
18158993219,8cyclictest25569-21unixbench_singl18:14:301
18158993216,12cyclictest17262-21sh20:23:251
18158993216,12cyclictest17262-21sh20:23:251
18154993219,8cyclictest16410-21cut19:19:090
1816699315,20cyclictest0-21swapper/220:24:092
1816699314,24cyclictest0-21swapper/220:30:212
1816699313,25cyclictest0-21swapper/220:40:402
1816699313,24cyclictest0-21swapper/218:39:102
1816699313,24cyclictest0-21swapper/218:24:102
18166993119,8cyclictest638-21runrttasks22:14:172
18166993119,7cyclictest13744-21sed19:09:292
18166993119,7cyclictest13744-21sed19:09:292
18166993118,8cyclictest8321-21sed22:19:142
18166993113,14cyclictest554-21dbus-daemon20:33:572
1815899313,25cyclictest0-21swapper/122:11:131
1815899313,25cyclictest0-21swapper/120:08:031
18158993118,8cyclictest10043-21date23:04:101
18154993119,7cyclictest1436-21cut18:39:100
39882302,4sleep00-21swapper/018:44:250
1816699303,24cyclictest0-21swapper/219:32:402
1816699303,23cyclictest0-21swapper/218:14:102
18166993020,6cyclictest12845-21sendmail_mailst20:59:232
18166993018,7cyclictest26774-21cat19:44:262
18166993017,9cyclictest27255-21cut21:19:092
18166993012,14cyclictest548-21NetworkManager18:53:592
1815899303,23cyclictest0-21swapper/121:54:291
18158993019,6cyclictest32343-21irqstats18:34:161
18158993019,6cyclictest20742-21cpu18:04:111
18158993018,7cyclictest7032-21aten_rbpower_vo18:54:091
18158993018,7cyclictest22499-21aten_rbpower_cu18:09:081
18158993018,7cyclictest20462-21hwlatdetect19:29:121
18158993017,8cyclictest27590-21aten_rbpower_po19:49:081
1815499304,21cyclictest0-21swapper/018:59:100
18154993017,9cyclictest20330-21cut19:29:110
1816699295,20cyclictest0-21swapper/218:19:112
18166992920,5cyclictest30501-21timerwakeupswit19:54:272
18166992915,8cyclictest554-21dbus-daemon19:49:572
18158992919,6cyclictest30273-21rt-features19:54:231
18158992919,6cyclictest26516-21rt-features19:44:221
18158992918,7cyclictest4087-21sendmail_mailtr18:44:251
18158992917,7cyclictest9251-21ls18:59:151
18158992917,7cyclictest22825-21smart_sda19:34:251
18158992913,10cyclictest0-21swapper/120:39:201
1815499294,21cyclictest0-21swapper/018:11:340
1815499294,19cyclictest28898-21/usr/sbin/munin18:24:240
1815499293,22cyclictest0-21swapper/019:50:180
18154992917,8cyclictest24653-21cut18:14:140
1816699283,21cyclictest0-21swapper/218:04:102
18166992818,6cyclictest9552-21ntp_kernel_pll_18:59:202
18166992818,6cyclictest7824-21sendmail_mailqu18:54:242
18166992816,7cyclictest10423-21swap23:04:192
1815499283,19cyclictest26109-21/usr/sbin/munin19:44:130
18154992819,5cyclictest20412-21latency_hist18:04:000
18166992718,5cyclictest3513-21fschecks_time18:44:132
1815899272,20cyclictest165132grep19:19:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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