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2026-05-08 - 22:13
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot6.osadl.org (updated Fri May 08, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2058321600,3sleep01935099cyclictest13:56:470
2058321600,3sleep01935099cyclictest13:56:470
1068911050,4ptp4l401ktimersoftd/308:28:293
151402840,2sleep10-21swapper/113:51:421
106891740,10ptp4l401ktimersoftd/313:09:153
106891720,1ptp4l401ktimersoftd/313:29:393
80452660,2sleep20-21swapper/211:31:482
190482664,10sleep00-21swapper/008:28:420
106891660,2ptp4l401ktimersoftd/312:13:593
106891660,2ptp4l401ktimersoftd/312:13:593
95142650,2sleep112272-21diskmemload11:33:271
1936299639,20cyclictest26563-21timerwakeupswit08:41:502
19350996353,6cyclictest9-21ksoftirqd/012:31:400
19350996252,5cyclictest9-21ksoftirqd/011:51:390
1936299610,31cyclictest21634-21ssh12:51:462
110762610,2sleep20-21swapper/213:13:492
106891610,1ptp4l401ktimersoftd/311:08:053
1936299591,24cyclictest16411-21snmp_o5powerctl13:51:542
19350995949,5cyclictest9-21ksoftirqd/012:26:390
106891590,1ptp4l401ktimersoftd/312:28:093
106891570,2ptp4l26355-21kworker/3:212:56:173
277282560,4sleep11935699cyclictest08:46:381
106891550,1ptp4l401ktimersoftd/313:53:203
190112540,2sleep20-21swapper/211:42:522
106891520,1ptp4l401ktimersoftd/312:20:513
105791500,4getstats1936799cyclictest12:11:183
19350994922,17cyclictest9-21ksoftirqd/011:41:270
19350994921,6cyclictest9-21ksoftirqd/012:17:330
19350994920,6cyclictest9-21ksoftirqd/012:13:240
19350994920,6cyclictest9-21ksoftirqd/012:13:240
19350994920,4cyclictest9-21ksoftirqd/010:34:300
19350994920,4cyclictest9-21ksoftirqd/010:34:300
190172494,34sleep10-21swapper/108:28:191
106891490,12ptp4l1421-21kworker/3:211:35:593
19350994836,3cyclictest9-21ksoftirqd/011:56:560
19350994824,4cyclictest9-21ksoftirqd/012:11:200
19350994822,7cyclictest9-21ksoftirqd/010:58:070
19350994820,4cyclictest9-21ksoftirqd/013:23:580
1936299471,24cyclictest22123-21systemctl10:41:252
19350994718,6cyclictest9-21ksoftirqd/011:35:140
1935099467,4cyclictest9-21ksoftirqd/013:36:420
19350994617,7cyclictest9-21ksoftirqd/012:21:570
106891460,1ptp4l401ktimersoftd/310:36:233
106891460,1ptp4l401ktimersoftd/310:36:233
106891460,0ptp4l401ktimersoftd/311:59:163
1935699455,34cyclictest1875-21ssh11:26:381
19350994538,3cyclictest9-21ksoftirqd/010:16:290
19350994526,7cyclictest9-21ksoftirqd/010:01:450
19350994523,7cyclictest9-21ksoftirqd/012:49:270
19350994521,4cyclictest9-21ksoftirqd/012:38:140
19350994520,4cyclictest9-21ksoftirqd/012:58:060
19350994518,7cyclictest9-21ksoftirqd/012:01:490
19350994428,3cyclictest9-21ksoftirqd/011:45:000
19350994421,4cyclictest9-21ksoftirqd/010:39:420
19350994421,3cyclictest9-21ksoftirqd/011:20:010
19350994420,4cyclictest9-21ksoftirqd/010:54:410
106891440,1ptp4l401ktimersoftd/313:32:273
106891440,1ptp4l401ktimersoftd/309:59:243
19350994321,4cyclictest9-21ksoftirqd/011:14:150
19350994321,4cyclictest9-21ksoftirqd/011:04:060
19350994320,4cyclictest9-21ksoftirqd/013:05:390
19350994319,7cyclictest9-21ksoftirqd/013:50:470
19350994315,5cyclictest9-21ksoftirqd/011:21:460
19350994312,4cyclictest9-21ksoftirqd/011:50:290
1936299421,23cyclictest25848-21apt-get12:56:402
1936299420,2cyclictest0-21swapper/211:20:092
1935699424,9cyclictest30763-21ssh13:01:401
19350994233,3cyclictest9-21ksoftirqd/009:36:390
19350994230,3cyclictest9-21ksoftirqd/013:06:420
19350994222,10cyclictest9-21ksoftirqd/008:56:390
19350994221,7cyclictest9-21ksoftirqd/009:31:130
19350994220,4cyclictest9-21ksoftirqd/009:48:350
19350994219,4cyclictest9-21ksoftirqd/013:15:480
19350994214,7cyclictest9-21ksoftirqd/010:26:380
19350994214,7cyclictest9-21ksoftirqd/010:26:380
19350994213,7cyclictest9-21ksoftirqd/008:31:340
19350994212,10cyclictest9-21ksoftirqd/010:06:360
19350994210,3cyclictest5142-1kworker/u9:113:18:520
106891420,1ptp4l401ktimersoftd/313:36:443
106891420,1ptp4l401ktimersoftd/313:20:133
19367994133,5cyclictest29455-21cron08:51:233
1936299411,28cyclictest6051-21snmpd13:24:052
1936299411,22cyclictest11191-21memory10:26:452
1936299411,22cyclictest11191-21memory10:26:452
1935699410,16cyclictest10466-21cron12:41:281
1935099417,7cyclictest9-21ksoftirqd/011:26:560
1935099414,6cyclictest23219-21ssh13:26:440
1935099413,8cyclictest30255-21idleruntime-cro10:01:240
19350994120,7cyclictest9-21ksoftirqd/012:43:080
19350994120,7cyclictest9-21ksoftirqd/010:50:160
19350994118,3cyclictest9-21ksoftirqd/013:53:500
19350994114,9cyclictest9-21ksoftirqd/009:06:230
19350994114,7cyclictest9-21ksoftirqd/009:51:450
19350994114,5cyclictest9-21ksoftirqd/010:44:280
19350994113,6cyclictest9-21ksoftirqd/011:08:490
106891410,1ptp4l401ktimersoftd/310:59:483
1936299400,23cyclictest10006-21ssh12:06:482
1935099404,3cyclictest9-21ksoftirqd/009:06:500
1936299390,25cyclictest32602-21/usr/sbin/munin13:01:592
1936299390,22cyclictest12272-21diskmemload12:39:132
1935699392,7cyclictest5167-21apt-get13:41:401
1935099396,6cyclictest9-21ksoftirqd/010:21:340
19350993925,6cyclictest9-21ksoftirqd/013:43:200
19350993921,9cyclictest9-21ksoftirqd/009:21:240
19350993912,7cyclictest9-21ksoftirqd/012:52:070
106891390,1ptp4l401ktimersoftd/313:46:453
106891390,1ptp4l401ktimersoftd/312:39:143
106891390,15ptp4l401ktimersoftd/312:49:263
1936299381,22cyclictest29597-21users13:31:572
1936299380,2cyclictest0-21swapper/209:39:512
19356993814,4cyclictest21769-21sh11:46:391
1935099386,6cyclictest9-21ksoftirqd/008:46:510
19350993830,2cyclictest9-21ksoftirqd/013:34:420
19350993819,10cyclictest9-21ksoftirqd/008:51:510
106891380,1ptp4l401ktimersoftd/312:58:563
106891380,1ptp4l401ktimersoftd/312:31:423
106891380,1ptp4l401ktimersoftd/312:04:443
106891380,1ptp4l401ktimersoftd/311:45:163
106891380,1ptp4l401ktimersoftd/311:27:123
106891380,1ptp4l401ktimersoftd/311:17:423
106891380,1ptp4l401ktimersoftd/311:04:433
106891380,1ptp4l401ktimersoftd/310:54:113
106891380,1ptp4l401ktimersoftd/310:39:313
106891380,0ptp4l401ktimersoftd/313:01:453
37692370,3sleep2311rcuc/211:27:022
19362993719,15cyclictest15928-21cpuspeed_turbos12:46:412
1936299371,30cyclictest22535-21apt-get10:41:392
1936299371,22cyclictest17557-21sendmail13:21:292
19356993713,3cyclictest5212-21sshd10:56:411
19356993711,4cyclictest13141-21cpuspeed_turbos13:16:411
1935099376,7cyclictest9-21ksoftirqd/010:11:470
1935099375,3cyclictest9-21ksoftirqd/009:43:100
19350993719,9cyclictest9-21ksoftirqd/008:41:370
106891370,1ptp4l401ktimersoftd/313:58:293
106891370,1ptp4l401ktimersoftd/313:58:293
106891370,1ptp4l401ktimersoftd/313:25:183
106891370,1ptp4l401ktimersoftd/312:24:023
106891370,1ptp4l401ktimersoftd/311:46:403
106891370,1ptp4l401ktimersoftd/311:38:323
106891370,1ptp4l401ktimersoftd/311:26:123
106891370,1ptp4l401ktimersoftd/310:46:473
106891370,1ptp4l401ktimersoftd/310:27:103
106891370,1ptp4l401ktimersoftd/310:27:103
19362993615,18cyclictest24369-21sh14:01:292
19362993615,18cyclictest24369-21sh14:01:292
1936299361,21cyclictest28686-21ps10:46:482
1936299360,22cyclictest8188-21switchtime09:11:492
1935699363,8cyclictest23657-21apt-get12:21:401
1935699362,7cyclictest28563-21apt-get12:26:391
19356993611,4cyclictest1055-21runrttasks11:11:501
1935099363,4cyclictest9-21ksoftirqd/009:36:240
106891360,1ptp4l401ktimersoftd/313:42:473
106891360,1ptp4l401ktimersoftd/312:42:393
106891360,0ptp4l401ktimersoftd/311:51:583
1936299352,25cyclictest3807-21apt-get12:01:392
19356993514,3cyclictest13287-21sh13:49:201
1935099356,7cyclictest9-21ksoftirqd/009:26:240
1935099352,4cyclictest9-21ksoftirqd/008:36:410
1935099352,4cyclictest9-21ksoftirqd/008:36:410
1935099350,3cyclictest121rcu_preempt09:16:240
106891350,1ptp4l401ktimersoftd/310:42:273
106891350,0ptp4l401ktimersoftd/309:52:333
1936299342,24cyclictest23452-21apt-get09:46:352
19362993413,18cyclictest5623-21cstates10:16:382
19362993412,19cyclictest11550-21sh11:36:332
19356993412,4cyclictest5503-21sh12:01:561
19356993412,3cyclictest21955-21if_ens308:36:231
19356993412,3cyclictest21955-21if_ens308:36:231
19356993411,3cyclictest3093-21expr10:11:371
1935699340,16cyclictest18208-21latency_hist12:16:281
1935699340,16cyclictest18208-21latency_hist12:16:281
1935699340,13cyclictest29986-21ssh13:32:351
106891340,2ptp4l16886-21kworker/3:108:40:303
106891340,2ptp4l16886-21kworker/3:108:40:303
19362993314,16cyclictest8063-21sh13:43:452
19362993313,17cyclictest6088-21sh13:08:402
19362993313,17cyclictest18800-21sh11:10:492
1936299331,29cyclictest12930-21snmp_o5powerctl09:21:502
1936299331,26cyclictest29386-21apt-get11:21:382
1936299330,30cyclictest23839-21kernelversion13:26:482
1936299330,30cyclictest22196-21sh11:13:142
1936299330,30cyclictest18658-21grep12:16:412
1935699331,8cyclictest32331-21apt-get10:51:371
1935699331,8cyclictest29768-21apt-get08:51:341
19356993312,3cyclictest12272-21diskmemload13:36:471
19356993311,3cyclictest47050irq/101-ens3-Tx10:40:351
106891330,1ptp4l401ktimersoftd/309:16:393
1936299323,24cyclictest9746-21ssh11:01:372
1936299323,22cyclictest16322-21apt-get09:31:352
1936299322,25cyclictest21085-21apt-get09:41:362
1936299322,23cyclictest4463-21apt-get09:06:342
1936299322,23cyclictest2879-21apt-get10:11:352
1936299322,23cyclictest21507-21apt-get11:46:372
19362993213,16cyclictest7764-21/usr/sbin/munin10:21:432
1936299321,28cyclictest1588-21ls12:31:452
1936299321,25cyclictest10065-21apt-get13:46:412
1935699326,8cyclictest0-21swapper/112:42:101
106891320,1ptp4l401ktimersoftd/313:13:473
106891320,1ptp4l401ktimersoftd/310:13:083
106891320,1ptp4l401ktimersoftd/308:31:373
106891320,0ptp4l401ktimersoftd/311:11:373
1936299312,23cyclictest10887-21apt-get12:41:392
19362993115,13cyclictest33-21ksoftirqd/208:39:492
19362993115,13cyclictest33-21ksoftirqd/208:39:492
1936299311,27cyclictest3441-21snmp_o5powerctl09:01:482
19362993112,16cyclictest4706-21sh13:41:262
19362993111,17cyclictest29993-21expr08:51:362
1936299310,28cyclictest27954-21ethtool08:46:402
1935699318,5cyclictest47050irq/101-ens3-Tx11:01:501
1935699312,8cyclictest19616-21apt-get08:31:331
19356993112,3cyclictest1055-21runrttasks09:45:441
106891310,1ptp4l401ktimersoftd/310:19:493
106891310,1ptp4l401ktimersoftd/310:02:053
106891310,1ptp4l401ktimersoftd/309:50:003
106891310,1ptp4l401ktimersoftd/309:38:383
106891310,1ptp4l401ktimersoftd/309:35:413
106891310,1ptp4l401ktimersoftd/309:01:463
106891310,0ptp4l401ktimersoftd/309:26:533
1936299307,20cyclictest3587-21latency_hist12:01:272
1936299304,22cyclictest30753-21expr10:01:382
1936299302,22cyclictest13953-21apt-get09:26:362
1936299301,27cyclictest0-21swapper/210:06:392
1936299301,25cyclictest0-21swapper/209:16:342
19362993012,15cyclictest8822-21sh11:00:362
19362993011,16cyclictest30972-21ls11:56:272
19362993011,16cyclictest15617-21sh12:12:122
19362993011,16cyclictest15617-21sh12:12:122
1936299300,2cyclictest0-21swapper/212:23:312
1936299300,27cyclictest29393-21ps09:56:462
1935699303,6cyclictest19883-21apt-get13:56:421
1935699303,6cyclictest19883-21apt-get13:56:421
189102305,10sleep20-21swapper/208:26:542
106891300,1ptp4l401ktimersoftd/309:42:223
106891300,1ptp4l401ktimersoftd/309:08:263
106891300,0ptp4l401ktimersoftd/310:24:043
106891300,0ptp4l401ktimersoftd/309:11:403
106891300,0ptp4l401ktimersoftd/308:43:223
1936299294,22cyclictest837-21sed10:51:432
1936299294,21cyclictest26058-21expr09:51:372
1936299293,23cyclictest19868-21/usr/sbin/munin08:31:352
19362992911,15cyclictest29067-21grep12:26:432
19356992911,4cyclictest12272-21diskmemload12:53:191
1936299286,18cyclictest32712-21if_ens308:56:402
1936299281,24cyclictest13426-21irqrtprio10:31:432
1936299281,24cyclictest13426-21irqrtprio10:31:432
1935699280,16cyclictest0-21swapper/112:18:441
106891280,1ptp4l401ktimersoftd/309:21:263
106891280,1ptp4l401ktimersoftd/308:58:503
1935699273,3cyclictest121rcu_preempt09:16:481
19356992619,4cyclictest25-21ksoftirqd/108:56:301
19356992518,4cyclictest25-21ksoftirqd/109:53:141
1935699250,2cyclictest20063-21ssh11:44:371
19356992418,3cyclictest25-21ksoftirqd/110:08:551
19356992418,3cyclictest25-21ksoftirqd/109:49:041
19356992417,4cyclictest25-21ksoftirqd/108:43:331
1935699241,20cyclictest186252chrt12:48:391
106891240,1ptp4l401ktimersoftd/310:08:463
106891240,1ptp4l401ktimersoftd/308:51:463
19356992317,3cyclictest25-21ksoftirqd/112:10:531
19356992317,3cyclictest25-21ksoftirqd/111:09:221
19356992317,3cyclictest25-21ksoftirqd/110:25:261
19356992316,4cyclictest25-21ksoftirqd/111:20:381
19356992316,4cyclictest25-21ksoftirqd/109:24:201
1935699231,19cyclictest30020-21ssh10:48:111
19356992216,3cyclictest13451-21grep11:36:551
19356992215,4cyclictest25-21ksoftirqd/110:44:131
19356992215,4cyclictest25-21ksoftirqd/110:17:511
19356992215,4cyclictest2511-21gltestperf09:01:391
1935699218,8cyclictest47050irq/101-ens3-Tx13:26:401
19356992116,3cyclictest25-21ksoftirqd/109:11:221
19356992114,4cyclictest4683-21sh13:06:531
19356992114,4cyclictest25-21ksoftirqd/110:01:411
19356992114,4cyclictest25-21ksoftirqd/109:41:141
1935699211,18cyclictest0-21swapper/113:25:541
19356992015,3cyclictest25-21ksoftirqd/109:33:231
19356992014,3cyclictest9753-21sh13:11:571
19356992014,3cyclictest13065-21fschecks_time10:31:411
19356992014,3cyclictest13065-21fschecks_time10:31:411
19356992013,4cyclictest32231-21cut11:56:451
19356992013,4cyclictest28107-21/usr/sbin/munin09:56:421
19356992013,4cyclictest27803-21mailstats11:51:501
1935699201,16cyclictest30852-21snmp_o5powerctl11:21:511
1935699201,16cyclictest12272-21diskmemload12:58:191
19356991913,3cyclictest7107-21grep09:11:371
19356991913,3cyclictest3369-21sh12:32:451
19356991812,3cyclictest10468-21sh10:26:391
19356991812,3cyclictest10468-21sh10:26:391
19356991811,4cyclictest14229-21forks09:26:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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