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2026-04-06 - 08:09
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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 Apr 06, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3097699822,74cyclictest5644-21latency_hist20:43:362
3097699745,62cyclictest0-21swapper/223:03:122
3097699732,65cyclictest19772-21/usr/sbin/munin19:04:082
3097699715,59cyclictest0-21swapper/223:18:522
3097699714,61cyclictest0-21swapper/222:45:532
3097699714,61cyclictest0-21swapper/222:45:532
3097699702,61cyclictest7956-21/usr/sbin/munin19:58:542
3097699702,61cyclictest12276-21/usr/sbin/munin18:44:012
3097699702,32cyclictest31435-21ntp_kernel_err20:33:582
3097699692,61cyclictest398-21/usr/sbin/munin19:38:532
3097699692,61cyclictest23511-21/usr/sbin/munin19:14:012
3097699692,61cyclictest23511-21/usr/sbin/munin19:14:012
3097699692,60cyclictest23290-21/usr/sbin/munin23:13:552
3097699689,53cyclictest20587-21timerandwakeup20:19:062
3097699686,56cyclictest0-21swapper/222:49:042
3097699683,59cyclictest9588-21perl22:13:482
3097699683,59cyclictest7270-21/usr/sbin/munin22:54:062
3097699682,60cyclictest4217-21/usr/sbin/munin19:48:552
3097699682,59cyclictest4800-21/usr/sbin/munin18:23:502
3097699672,59cyclictest32219-21latency_hist21:18:362
3097699672,59cyclictest32219-21latency_hist21:18:362
3097699672,59cyclictest2932-21/usr/sbin/munin18:19:052
3097699672,59cyclictest17886-21/usr/sbin/munin18:59:032
3097699672,59cyclictest17404-21irqstats22:23:522
3097699672,58cyclictest8535-21/usr/sbin/munin18:34:112
3097699672,58cyclictest16013-21/usr/sbin/munin18:54:032
3097699672,32cyclictest27362-21ssh21:11:402
3097699669,51cyclictest0-21swapper/220:49:212
3097699668,53cyclictest0-21swapper/221:23:232
3097699668,25cyclictest0-21swapper/220:15:212
3097699666,54cyclictest0-21swapper/223:33:012
3097699663,57cyclictest22596-21ssh21:04:352
3097699663,56cyclictest30728-21memory23:23:532
3097699663,34cyclictest10404-21/usr/sbin/munin18:39:102
3097699662,58cyclictest9832-21/usr/sbin/munin20:03:532
3097699662,58cyclictest25378-21/usr/sbin/munin19:19:082
3097699662,58cyclictest25378-21/usr/sbin/munin19:19:082
3097699662,30cyclictest1063-21/usr/sbin/munin18:14:052
30976996611,49cyclictest0-21swapper/220:12:442
30976996611,23cyclictest0-21swapper/223:35:562
3097699655,54cyclictest0-21swapper/220:57:202
3097699653,57cyclictest6460-21latency20:43:562
3097699653,57cyclictest18649-21ssh20:59:172
3097699653,28cyclictest441-21ssh22:01:472
3097699653,28cyclictest24508-21ssh21:50:062
3097699652,58cyclictest6078-21/usr/sbin/munin19:54:012
3097699652,58cyclictest11493-21diskmemload23:07:112
3097699652,58cyclictest11493-21diskmemload23:07:112
3097699652,57cyclictest6669-21/usr/sbin/munin18:29:032
3097699652,57cyclictest30800-21ssh22:41:292
3097699652,57cyclictest27697-21/usr/sbin/munin20:28:592
3097699652,57cyclictest27697-21/usr/sbin/munin20:28:592
3097699652,57cyclictest23319-21ssh22:31:452
3097699652,57cyclictest19599-21proc_pri23:09:002
3097699652,56cyclictest31581-21/usr/sbin/munin18:08:592
3097699652,56cyclictest14145-21/usr/sbin/munin18:49:042
3097699652,30cyclictest31652-21missed_timers19:34:002
30976996511,22cyclictest0-21swapper/222:09:072
30976996510,24cyclictest0-21swapper/221:54:492
3097699645,53cyclictest0-21swapper/221:45:462
3097699645,27cyclictest0-21swapper/221:39:592
3097699643,55cyclictest4686-21/usr/sbin/munin21:23:592
3097699643,55cyclictest3057-21ssh22:04:072
3097699642,56cyclictest7484-21ssh21:28:442
3097699642,56cyclictest29118-21/usr/sbin/munin19:29:062
3097699642,56cyclictest21644-21/usr/sbin/munin19:08:502
3097699642,56cyclictest13051-21/usr/sbin/munin22:18:442
30976996410,48cyclictest0-21swapper/222:35:472
30976996410,23cyclictest0-21swapper/221:36:152
3097699641,58cyclictest24963-21ssh20:25:032
30981996319,38cyclictest7270-21/usr/sbin/munin22:53:543
3067726312,17sleep10-21swapper/118:08:011
30981996217,39cyclictest30060-21/usr/sbin/munin23:23:453
3097699623,54cyclictest2340-21/usr/sbin/munin19:43:522
3097699614,51cyclictest0-21swapper/219:23:502
3097099604,50cyclictest0-21swapper/122:59:161
30981995919,34cyclictest19852-21smart_sda21:44:003
30981995717,13cyclictest26410-21/usr/sbin/munin21:53:563
30981995713,39cyclictest18222-21switchtime20:59:063
30981995713,38cyclictest0-21swapper/322:00:413
3097099574,46cyclictest0-21swapper/121:23:351
30981995618,32cyclictest8914-21ssh21:29:083
30981995617,34cyclictest11493-21diskmemload20:21:513
30981995617,33cyclictest13835-21ssh20:10:303
30981995616,34cyclictest7073-21ssh23:34:553
3097099564,45cyclictest0-21swapper/123:19:521
30981995514,35cyclictest0-21swapper/320:46:063
3097099554,6cyclictest0-21swapper/121:10:351
3097099554,46cyclictest0-21swapper/121:59:391
3097099552,7cyclictest554-21dbus-daemon22:08:341
3097099545,23cyclictest0-21swapper/123:16:031
3097099544,44cyclictest0-21swapper/123:31:321
3097099534,6cyclictest0-21swapper/122:48:411
3097099534,6cyclictest0-21swapper/122:37:431
3097099534,43cyclictest0-21swapper/123:27:261
3097099532,7cyclictest2953-21ssh22:48:031
3097099532,7cyclictest2953-21ssh22:48:031
3097099524,6cyclictest0-21swapper/123:04:421
3097099524,6cyclictest0-21swapper/123:04:421
3097099523,44cyclictest0-21swapper/121:44:371
304952529,14sleep00-21swapper/018:05:460
30981995121,24cyclictest25434-21missed_timers21:08:563
3097099514,42cyclictest21-21ksoftirqd/121:52:431
3097099514,41cyclictest0-21swapper/122:21:031
3097099513,42cyclictest0-21swapper/120:51:351
3097099504,40cyclictest0-21swapper/123:37:291
3097099504,40cyclictest0-21swapper/121:15:111
3097099504,40cyclictest0-21swapper/121:15:111
3097099503,43cyclictest21346-21ssh20:20:161
3097099503,40cyclictest0-21swapper/123:08:521
3096599505,39cyclictest0-21swapper/022:08:570
30965995013,32cyclictest31492-21unixbench-2d21:59:040
30965995012,7cyclictest27144-21fschecks_count20:28:510
30965995012,7cyclictest27144-21fschecks_count20:28:510
307102508,15sleep20-21swapper/218:08:262
3097099494,38cyclictest0-21swapper/120:56:151
30970994934,10cyclictest0-21swapper/122:42:531
3097099493,41cyclictest0-21swapper/121:02:551
3097099493,40cyclictest0-21swapper/122:58:221
3097099493,40cyclictest0-21swapper/121:35:341
3097099492,41cyclictest22588-21ssh21:04:351
30970994910,34cyclictest3864-21cpu21:23:451
30981994830,12cyclictest6294-21ntp_states22:08:573
30981994816,9cyclictest27479-21ssh22:37:323
3097099487,34cyclictest0-21swapper/122:08:371
3097099484,39cyclictest0-21swapper/122:26:401
3097099484,38cyclictest0-21swapper/118:36:001
3097099484,38cyclictest0-21swapper/118:28:011
3097099484,37cyclictest0-21swapper/121:31:091
3097099484,35cyclictest0-21swapper/118:13:401
3097099483,40cyclictest0-21swapper/121:42:141
3097099483,40cyclictest0-21swapper/120:10:561
3097099483,40cyclictest0-21swapper/119:53:581
3097099483,39cyclictest0-21swapper/120:44:151
3097099483,39cyclictest0-21swapper/120:37:361
3097099483,39cyclictest0-21swapper/120:13:561
30970994811,5cyclictest0-21swapper/118:43:391
30970994811,31cyclictest0-21swapper/122:15:401
30970994810,33cyclictest0-21swapper/120:30:331
30970994810,33cyclictest0-21swapper/120:30:331
3096599484,39cyclictest0-21swapper/023:34:040
3096599484,37cyclictest0-21swapper/018:08:450
3096599482,39cyclictest466-21/usr/sbin/munin22:43:570
3096599482,39cyclictest466-21/usr/sbin/munin22:43:570
44132473,8sleep10-21swapper/118:21:451
3097099478,34cyclictest5859-21latency_hist19:53:371
3097099474,37cyclictest0-21swapper/119:48:381
3097099473,37cyclictest0-21swapper/119:08:521
3096599475,36cyclictest0-21swapper/022:39:000
3096599475,36cyclictest0-21swapper/021:56:540
3096599474,37cyclictest0-21swapper/023:04:190
3096599474,37cyclictest0-21swapper/023:04:190
3096599474,37cyclictest0-21swapper/021:34:120
3096599473,39cyclictest0-21swapper/023:14:040
30981994626,15cyclictest15158-21aten_rbpower_po21:38:463
3097099465,35cyclictest0-21swapper/119:03:391
3097099464,36cyclictest0-21swapper/122:29:191
3097099464,36cyclictest0-21swapper/121:53:421
3097099463,37cyclictest0-21swapper/119:33:571
3097099463,37cyclictest0-21swapper/119:24:291
3097099462,12cyclictest30353-21kworker/1:220:43:061
30970994614,26cyclictest24365-21timerwakeupswit20:24:071
3096599464,36cyclictest0-21swapper/021:03:460
3096599464,36cyclictest0-21swapper/020:19:150
3096599463,37cyclictest0-21swapper/020:33:480
3096599462,38cyclictest21506-21ntp_states22:28:580
30965994610,30cyclictest0-21swapper/023:26:510
3097099453,36cyclictest25154-21idleruntime-cro19:18:381
3097099453,36cyclictest25154-21idleruntime-cro19:18:381
3096599457,33cyclictest0-21swapper/021:24:050
3096599454,36cyclictest0-21swapper/022:15:210
3096599454,36cyclictest0-21swapper/020:14:060
3096599454,35cyclictest0-21swapper/023:09:080
3096599454,35cyclictest0-21swapper/022:59:020
3096599453,37cyclictest0-21swapper/022:48:570
30981994422,17cyclictest1173-21diskmemload20:37:233
30981994422,15cyclictest1729-21fschecks_count23:28:473
30981994420,18cyclictest3684-21/usr/sbin/munin18:19:023
3097099444,8cyclictest0-21swapper/118:14:501
3097099444,35cyclictest0-21swapper/119:29:091
3096599449,8cyclictest0-21swapper/021:50:180
3096599445,7cyclictest0-21swapper/020:54:140
3096599445,33cyclictest0-21swapper/021:42:290
3096599445,33cyclictest0-21swapper/021:17:320
3096599445,33cyclictest0-21swapper/021:17:320
3096599444,35cyclictest0-21swapper/022:20:340
3096599444,34cyclictest0-21swapper/023:19:300
3096599444,34cyclictest0-21swapper/020:48:450
3096599444,16cyclictest0-21swapper/021:12:350
91342433,6sleep00-21swapper/021:29:370
30981994320,18cyclictest2946-21unixbench_multi22:04:043
30981994320,17cyclictest27023-21netstat23:18:533
30981994317,21cyclictest29078-21sh20:30:543
30981994317,21cyclictest29078-21sh20:30:543
30981994317,20cyclictest3184250ssh21:18:093
30981994317,20cyclictest3184250ssh21:18:093
30981994317,20cyclictest1625050ssh20:13:583
3097099433,35cyclictest0-21swapper/120:04:041
3097099433,35cyclictest0-21swapper/118:33:391
3097099433,10cyclictest0-21swapper/119:19:241
3097099433,10cyclictest0-21swapper/119:19:241
3096599433,34cyclictest0-21swapper/020:39:100
33672423,6sleep00-21swapper/023:30:070
30981994225,12cyclictest974-21switchtime21:19:023
30981994224,13cyclictest435-21grep22:43:563
30981994224,13cyclictest435-21grep22:43:563
30981994224,13cyclictest20287-21sed19:03:563
30981994224,13cyclictest13370-21/usr/sbin/munin20:53:443
30981994223,13cyclictest3472-21/usr/sbin/munin22:48:433
30981994223,13cyclictest30342-21grep19:29:083
30981994223,13cyclictest22138-21/usr/sbin/munin19:08:563
30981994222,15cyclictest23508-21runrttasks19:13:473
30981994222,15cyclictest23508-21runrttasks19:13:473
30981994222,14cyclictest4968-21/usr/sbin/munin19:49:003
30981994222,14cyclictest32249-21/usr/sbin/munin19:34:103
30981994222,14cyclictest18785-21/usr/sbin/munin18:59:033
30981994222,14cyclictest16427-21/usr/sbin/munin18:53:533
30981994220,16cyclictest25052-21sh20:25:143
30981994220,16cyclictest11748-21ls22:58:533
30981994218,18cyclictest1474250ssh22:19:413
30981994217,20cyclictest12062-21idleruntime-cro18:43:393
30981994210,27cyclictest3988-21crond19:48:373
3097099424,32cyclictest0-21swapper/118:48:541
3097099423,34cyclictest0-21swapper/119:40:101
3096599422,35cyclictest1330-21ssh21:19:060
188002423,6sleep00-21swapper/022:25:150
30981994123,13cyclictest14145-21/usr/sbin/munin18:48:493
30981994122,13cyclictest9331-21/usr/sbin/munin18:34:033
30981994122,13cyclictest21942-21/usr/sbin/munin21:04:023
30981994120,15cyclictest23288-21/usr/sbin/munin21:48:543
30981994120,15cyclictest14881-21/usr/sbin/munin23:03:513
30981994120,15cyclictest14881-21/usr/sbin/munin23:03:513
30981994120,15cyclictest11284-21/usr/sbin/munin21:33:583
30981994119,16cyclictest638-21runrttasks18:47:153
30981994118,17cyclictest24424-21taskset23:15:133
30981994117,19cyclictest1838150ssh22:24:213
30981994117,18cyclictest5345-21ssh21:24:353
30981994117,18cyclictest2460-21fschecks_time20:38:513
3097099413,5cyclictest0-21swapper/119:03:541
3097099413,34cyclictest0-21swapper/119:58:521
3097099413,32cyclictest0-21swapper/118:54:041
30981994023,12cyclictest9602-21/usr/sbin/munin20:49:073
30981994022,13cyclictest9855-21latency22:13:523
30981994022,12cyclictest6078-21/usr/sbin/munin19:53:473
30981994021,14cyclictest31739-21/usr/sbin/munin18:08:503
30981994021,13cyclictest864-21fschecks_time19:38:523
30981994021,13cyclictest7396-21ntpdc18:29:003
30981994021,13cyclictest577-21ksmtuned19:58:483
30981994021,13cyclictest27250-21/usr/sbin/munin19:23:493
30981994021,13cyclictest18704-21/usr/sbin/munin23:09:043
30981994021,13cyclictest10254-21/usr/sbin/munin20:03:533
30981994019,15cyclictest1796-21ntp_kernel_pll_18:14:023
30981993921,13cyclictest25390-21runrttasks19:18:483
30981993921,13cyclictest25390-21runrttasks19:18:483
30981993916,17cyclictest20675-21cut22:28:453
3097099392,32cyclictest13959-21latency_hist18:48:391
269822393,6sleep00-21swapper/019:23:080
269822393,6sleep00-21swapper/019:23:080
76822383,6sleep00-21swapper/019:58:050
30981993821,12cyclictest28704-21idleruntime22:38:493
30981993819,14cyclictest4826-21cut18:23:513
244142383,6sleep00-21swapper/022:33:400
191922383,6sleep00-21swapper/018:59:340
323692373,6sleep00-21swapper/019:35:230
2997623712,17sleep30-21swapper/318:04:053
43392352,27sleep04346-21ssh22:06:520
30965993523,8cyclictest24322-21grep19:14:040
30965993523,8cyclictest24322-21grep19:14:040
30965993421,8cyclictest11028-21grep20:04:070
30965993315,14cyclictest5699-21sensors_fan18:24:060
3096599324,24cyclictest0-21swapper/020:47:070
3096599324,24cyclictest0-21swapper/020:24:400
3096599324,24cyclictest0-21swapper/020:12:200
3096599324,23cyclictest0-21swapper/019:31:360
3096599323,23cyclictest0-21swapper/020:59:000
30965993220,7cyclictest3235-21sendmail_mailtr19:44:010
3096599314,23cyclictest0-21swapper/021:44:370
3096599313,23cyclictest0-21swapper/022:54:090
30965993120,7cyclictest8036-21grep19:58:500
30965993120,7cyclictest6858-21fschecks_count18:28:530
30965993120,7cyclictest22734-21timerwakeupswit19:09:080
30965993020,6cyclictest5308-21timerwakeupswit19:49:070
30965993019,7cyclictest15789-21crond18:53:390
30965993018,7cyclictest9498-21chrt18:34:060
30965993017,8cyclictest548-21NetworkManager18:58:390
30965993016,10cyclictest1791-21awk18:14:010
30965993011,14cyclictest27648-21fschecks_time19:23:540
3096599293,22cyclictest0-21swapper/019:42:060
30965992919,6cyclictest20561-21open_inodes19:04:020
30965992919,6cyclictest10568-21df18:38:500
3096599283,21cyclictest0-21swapper/018:43:460
30965992817,7cyclictest4190-21vmstat18:19:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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