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2026-04-08 - 09:30
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 Wed Apr 08, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911060,4ptp4l401ktimersoftd/320:10:363
106891730,1ptp4l401ktimersoftd/321:40:013
1213996552,7cyclictest9-21ksoftirqd/023:24:450
263692630,4sleep2122399cyclictest00:55:062
165502610,2sleep20-21swapper/200:45:112
249702580,5sleep2122399cyclictest01:27:102
106891580,1ptp4l401ktimersoftd/300:05:103
16682560,3sleep1241ktimersoftd/101:04:371
150092560,5sleep315011-21fschecks_time00:44:513
1213995645,6cyclictest9-21ksoftirqd/000:44:470
106891560,1ptp4l401ktimersoftd/323:58:023
106891560,1ptp4l401ktimersoftd/323:58:023
275022550,2sleep10-21swapper/122:45:211
220542550,1sleep10-21swapper/101:24:481
1213995542,6cyclictest9-21ksoftirqd/020:19:410
1213995542,6cyclictest9-21ksoftirqd/020:19:410
106891550,1ptp4l401ktimersoftd/322:40:173
1231995447,4cyclictest41-21ksoftirqd/301:04:493
1218995313,3cyclictest2754-21sh22:54:351
71092520,2sleep20-21swapper/200:04:312
1231995245,4cyclictest41-21ksoftirqd/320:49:423
106891520,1ptp4l401ktimersoftd/300:00:473
1231995145,3cyclictest41-21ksoftirqd/322:49:453
1231995142,4cyclictest41-21ksoftirqd/322:09:453
1231995142,4cyclictest41-21ksoftirqd/322:09:453
106891500,1ptp4l401ktimersoftd/322:30:143
1213994837,6cyclictest9-21ksoftirqd/000:14:470
1231994741,4cyclictest41-21ksoftirqd/323:14:453
1231994741,3cyclictest41-21ksoftirqd/320:59:433
1213994738,5cyclictest9-21ksoftirqd/023:59:470
1231994638,4cyclictest41-21ksoftirqd/300:54:483
106891460,2ptp4l22122-21kworker/3:100:25:203
86332450,1sleep00-21swapper/001:10:060
106891450,1ptp4l401ktimersoftd/323:46:373
1213994432,6cyclictest9-21ksoftirqd/021:49:430
1213994331,5cyclictest9-21ksoftirqd/000:04:470
1231994235,4cyclictest41-21ksoftirqd/322:04:363
1231994235,4cyclictest41-21ksoftirqd/321:04:433
121899412,37cyclictest190-21jbd2/sda1-821:29:311
1213994130,5cyclictest9-21ksoftirqd/023:04:450
1213994128,5cyclictest9-21ksoftirqd/022:29:450
106891400,1ptp4l401ktimersoftd/301:15:333
121899392,6cyclictest12802-21apt-get23:04:441
106891390,1ptp4l401ktimersoftd/323:53:003
106891390,1ptp4l401ktimersoftd/323:12:143
106891390,1ptp4l401ktimersoftd/322:21:483
106891390,1ptp4l401ktimersoftd/300:18:033
1231993830,4cyclictest41-21ksoftirqd/300:39:493
123199381,5cyclictest41-21ksoftirqd/323:24:543
1223993827,8cyclictest33-21ksoftirqd/222:44:512
121899383,9cyclictest6937-21ssh01:09:491
106891380,1ptp4l401ktimersoftd/322:56:393
106891380,1ptp4l401ktimersoftd/322:25:483
106891380,1ptp4l401ktimersoftd/322:18:093
106891380,1ptp4l401ktimersoftd/322:18:093
106891380,1ptp4l401ktimersoftd/301:34:433
106891380,1ptp4l401ktimersoftd/301:02:183
123199375,3cyclictest121rcu_preempt00:09:493
1231993729,4cyclictest41-21ksoftirqd/322:34:453
121899372,7cyclictest16926-21apt-get01:19:491
1218993712,4cyclictest32636-21grep00:29:521
1218993712,3cyclictest32170-21idleruntime-cro23:24:341
1218993712,3cyclictest13502-21ls00:09:551
1213993725,9cyclictest9-21ksoftirqd/023:55:030
1213993725,9cyclictest9-21ksoftirqd/023:55:030
106891370,1ptp4l401ktimersoftd/323:39:383
106891370,1ptp4l401ktimersoftd/323:33:323
106891370,1ptp4l401ktimersoftd/322:47:283
106891370,1ptp4l401ktimersoftd/301:43:023
106891370,1ptp4l401ktimersoftd/301:25:043
106891370,1ptp4l401ktimersoftd/300:52:223
106891370,1ptp4l401ktimersoftd/300:30:093
1231993630,4cyclictest41-21ksoftirqd/320:24:293
1231993630,4cyclictest41-21ksoftirqd/320:24:293
1231993629,3cyclictest41-21ksoftirqd/320:14:423
1231993623,3cyclictest41-21ksoftirqd/320:29:463
1231993623,3cyclictest41-21ksoftirqd/320:29:463
121899369,4cyclictest14649-21irqrtprio20:39:481
121899363,12cyclictest4907-21cut00:34:471
121899361,4cyclictest0-21swapper/121:44:431
1218993614,3cyclictest233-21systemd-journal21:07:121
1218993613,3cyclictest27946-21sh22:14:431
1218993613,3cyclictest27946-21sh22:14:431
1218993613,3cyclictest24124-21pluginstate00:54:361
1218993612,3cyclictest7391-21date00:04:351
1218993611,5cyclictest4178-21grep00:00:021
1218993611,3cyclictest6878-21cat23:30:041
1213993631,2cyclictest9-21ksoftirqd/022:04:360
1213993626,6cyclictest9-21ksoftirqd/022:54:430
106891360,1ptp4l401ktimersoftd/323:23:343
106891360,1ptp4l401ktimersoftd/320:54:433
106891360,1ptp4l401ktimersoftd/320:24:543
106891360,1ptp4l401ktimersoftd/320:24:543
106891360,1ptp4l401ktimersoftd/301:20:163
106891360,1ptp4l401ktimersoftd/301:14:243
106891360,0ptp4l401ktimersoftd/323:05:083
81523517,8sleep10-21swapper/120:10:471
316412353,20sleep231738-21/usr/sbin/munin20:09:442
1231993528,3cyclictest41-21ksoftirqd/300:19:463
121899353,7cyclictest0-21swapper/101:34:491
121899352,7cyclictest10432-21apt-get22:29:441
1213993520,7cyclictest0-21swapper/020:44:420
86623413,11sleep09-21ksoftirqd/020:11:270
1231993428,3cyclictest41-21ksoftirqd/321:24:313
121899349,4cyclictest29444-21sh01:31:241
1218993413,4cyclictest16430-21unixbench_singl00:45:051
1218993411,4cyclictest19646-21sh23:10:101
1218993411,3cyclictest5826-21sed01:40:071
1218993410,4cyclictest27406-21diskmemload23:39:421
1218993410,3cyclictest5492-21basename22:24:441
1218993410,3cyclictest12255-21cat20:34:491
1218993410,3cyclictest12166-21tr01:14:491
121399347,3cyclictest9-21ksoftirqd/000:09:520
1213993422,9cyclictest9-21ksoftirqd/022:20:000
106891340,1ptp4l401ktimersoftd/301:33:373
1231993327,3cyclictest41-21ksoftirqd/320:44:303
1231993316,3cyclictest41-21ksoftirqd/321:50:003
121899338,3cyclictest25653-21needreboot00:54:571
121899333,7cyclictest21536-21apt-get20:54:421
1218993313,3cyclictest1050-21hddtemp_smartct22:19:481
1218993312,3cyclictest31241-21cut22:49:511
1218993312,3cyclictest22775-21grep00:19:511
1218993311,3cyclictest20394-21expr21:59:471
1218993311,3cyclictest16067-21irqrtprio22:34:511
1218993310,4cyclictest14487-21sh23:39:141
121399333,8cyclictest121rcu_preempt23:15:000
1213993322,5cyclictest9-21ksoftirqd/000:34:460
138522320,2sleep20-21swapper/201:15:062
1231993224,4cyclictest41-21ksoftirqd/321:14:433
122399325,4cyclictest33-21ksoftirqd/223:15:002
1223993226,3cyclictest33-21ksoftirqd/223:09:472
121899329,3cyclictest6755-21cut20:24:301
121899329,3cyclictest6755-21cut20:24:301
1218993212,3cyclictest28581-21/usr/sbin/munin21:10:011
1218993210,3cyclictest28044-21irqrtprio00:24:541
1213993227,3cyclictest27777-1kworker/u9:222:49:440
1213993226,4cyclictest3133-1kworker/u9:122:29:020
1213993219,10cyclictest9-21ksoftirqd/020:49:590
1231993126,3cyclictest41-21ksoftirqd/321:25:003
1231993125,3cyclictest41-21ksoftirqd/323:34:523
1231993125,3cyclictest41-21ksoftirqd/321:39:323
1231993121,8cyclictest41-21ksoftirqd/322:04:323
1223993125,3cyclictest33-21ksoftirqd/200:59:552
121899312,5cyclictest32767-21apt-get23:24:451
121899311,13cyclictest0-21swapper/123:02:011
1218993110,4cyclictest25-21ksoftirqd/120:46:461
1213993126,3cyclictest9-21ksoftirqd/001:29:360
1213993121,5cyclictest9-21ksoftirqd/020:24:420
1213993121,5cyclictest9-21ksoftirqd/020:24:420
106891310,1ptp4l401ktimersoftd/323:01:283
106891310,1ptp4l401ktimersoftd/320:36:293
106891310,1ptp4l401ktimersoftd/300:34:593
83492300,2sleep20-21swapper/222:26:432
195872300,4sleep233-21ksoftirqd/200:15:362
1223993024,3cyclictest33-21ksoftirqd/222:54:492
1223993024,3cyclictest33-21ksoftirqd/220:44:312
1223993023,4cyclictest33-21ksoftirqd/220:34:302
1223993023,4cyclictest33-21ksoftirqd/220:34:302
121899308,4cyclictest30947-21/usr/sbin/munin21:14:531
1218993023,4cyclictest25-21ksoftirqd/121:24:311
1218993011,4cyclictest27406-21diskmemload00:15:261
1218993011,3cyclictest241ktimersoftd/123:17:061
121399303,3cyclictest121rcu_preempt23:29:470
1213993025,3cyclictest9-21ksoftirqd/023:24:350
1213993023,5cyclictest9-21ksoftirqd/000:29:500
1213993019,6cyclictest9-21ksoftirqd/023:34:460
106891300,0ptp4l401ktimersoftd/321:10:003
1231992923,3cyclictest41-21ksoftirqd/321:59:313
1231992923,3cyclictest41-21ksoftirqd/321:44:453
1223992923,3cyclictest33-21ksoftirqd/223:49:482
1223992923,3cyclictest33-21ksoftirqd/223:04:462
1223992922,4cyclictest33-21ksoftirqd/223:44:532
1223992918,9cyclictest33-21ksoftirqd/223:35:532
122399290,6cyclictest28779-21cpuspeed_turbos21:09:442
121899292,6cyclictest6897-21apt-get20:24:431
121899292,6cyclictest6897-21apt-get20:24:431
1218992910,3cyclictest25092-21latency_hist22:44:331
1218992910,3cyclictest241ktimersoftd/101:07:081
121399296,14cyclictest9-21ksoftirqd/020:34:470
1213992924,3cyclictest9-21ksoftirqd/023:44:340
1213992924,3cyclictest9-21ksoftirqd/001:40:080
1213992923,3cyclictest9-21ksoftirqd/023:54:340
1213992923,3cyclictest9-21ksoftirqd/023:04:340
1213992923,3cyclictest9-21ksoftirqd/022:44:510
1213992923,3cyclictest9-21ksoftirqd/022:39:480
1213992923,3cyclictest9-21ksoftirqd/021:59:320
1213992923,3cyclictest9-21ksoftirqd/000:54:360
1213992922,4cyclictest9-21ksoftirqd/000:24:470
1231992823,3cyclictest41-21ksoftirqd/321:29:463
1223992823,3cyclictest33-21ksoftirqd/223:24:342
1223992823,3cyclictest33-21ksoftirqd/222:49:512
1223992823,3cyclictest33-21ksoftirqd/222:19:442
1223992822,3cyclictest33-21ksoftirqd/221:54:512
1223992822,3cyclictest33-21ksoftirqd/221:49:452
1223992822,3cyclictest33-21ksoftirqd/220:19:302
1223992817,9cyclictest33-21ksoftirqd/221:24:462
1213992823,3cyclictest9-21ksoftirqd/023:49:340
1213992823,3cyclictest9-21ksoftirqd/022:14:450
1213992823,3cyclictest9-21ksoftirqd/022:14:450
1213992823,3cyclictest9-21ksoftirqd/021:44:310
1213992823,3cyclictest9-21ksoftirqd/001:29:580
1213992822,3cyclictest9-21ksoftirqd/020:44:300
1213992822,3cyclictest9-21ksoftirqd/001:39:370
1213992822,3cyclictest9-21ksoftirqd/001:04:530
1213992822,3cyclictest9-21ksoftirqd/000:59:530
1213992822,3cyclictest9-21ksoftirqd/000:54:500
1213992822,3cyclictest9-21ksoftirqd/000:40:040
1213992818,4cyclictest9-21ksoftirqd/001:19:470
106891280,11ptp4l401ktimersoftd/320:46:523
122399278,11cyclictest47150irq/102-ens3-Tx22:39:452
1223992721,3cyclictest33-21ksoftirqd/222:14:482
1223992721,3cyclictest33-21ksoftirqd/222:14:482
1223992721,3cyclictest33-21ksoftirqd/220:46:252
1223992720,4cyclictest33-21ksoftirqd/220:21:502
1223992720,4cyclictest33-21ksoftirqd/220:21:502
1223992713,12cyclictest33-21ksoftirqd/200:39:502
1218992721,3cyclictest25-21ksoftirqd/122:10:581
1218992721,3cyclictest25-21ksoftirqd/122:10:581
1213992722,3cyclictest9-21ksoftirqd/021:24:500
1213992722,3cyclictest9-21ksoftirqd/021:09:310
1213992722,3cyclictest9-21ksoftirqd/020:14:480
1213992715,6cyclictest9-21ksoftirqd/020:54:420
1223992621,3cyclictest33-21ksoftirqd/222:34:512
1223992621,3cyclictest33-21ksoftirqd/222:29:562
1223992621,3cyclictest33-21ksoftirqd/222:14:322
1223992621,3cyclictest33-21ksoftirqd/222:14:322
1223992621,3cyclictest33-21ksoftirqd/220:24:482
1223992621,3cyclictest33-21ksoftirqd/220:24:482
1223992620,3cyclictest33-21ksoftirqd/222:00:132
1223992620,3cyclictest33-21ksoftirqd/201:34:372
1223992619,4cyclictest33-21ksoftirqd/221:21:152
1223992619,4cyclictest33-21ksoftirqd/220:53:492
122399260,3cyclictest121rcu_preempt23:39:472
1213992621,3cyclictest9-21ksoftirqd/023:09:530
1213992621,3cyclictest9-21ksoftirqd/022:14:320
1213992621,3cyclictest9-21ksoftirqd/022:14:320
1213992621,3cyclictest9-21ksoftirqd/021:44:450
1213992621,3cyclictest9-21ksoftirqd/021:14:310
1213992620,3cyclictest9-21ksoftirqd/021:19:500
1213992620,3cyclictest9-21ksoftirqd/021:04:310
1213992620,3cyclictest9-21ksoftirqd/000:19:490
1213992616,5cyclictest9-21ksoftirqd/021:34:440
1223992520,3cyclictest33-21ksoftirqd/201:09:592
1223992519,3cyclictest33-21ksoftirqd/221:41:172
1223992519,3cyclictest33-21ksoftirqd/221:03:072
1223992513,10cyclictest33-21ksoftirqd/200:10:382
1213992520,3cyclictest9-21ksoftirqd/022:34:510
1213992520,3cyclictest9-21ksoftirqd/021:19:310
1213992520,3cyclictest9-21ksoftirqd/020:34:300
1213992520,3cyclictest9-21ksoftirqd/020:34:300
1213992520,3cyclictest9-21ksoftirqd/001:15:050
1213992518,4cyclictest9-21ksoftirqd/022:03:370
287672240,19sleep20-21swapper/200:25:002
1223992419,3cyclictest33-21ksoftirqd/221:29:482
1223992418,3cyclictest33-21ksoftirqd/222:09:322
1223992418,3cyclictest33-21ksoftirqd/221:04:532
1223992417,4cyclictest33-21ksoftirqd/220:39:042
1218992418,3cyclictest25-21ksoftirqd/120:18:361
121899240,13cyclictest0-21swapper/121:32:471
1213992419,3cyclictest9-21ksoftirqd/021:29:580
230762230,4sleep223079-21grep00:19:532
1223992318,3cyclictest33-21ksoftirqd/223:24:582
1223992318,3cyclictest33-21ksoftirqd/222:59:432
1223992316,4cyclictest33-21ksoftirqd/221:48:252
1223992217,3cyclictest33-21ksoftirqd/221:14:442
1223992215,4cyclictest9250-21grep00:05:042
1218992216,3cyclictest25-21ksoftirqd/120:52:441
1223992116,3cyclictest33-21ksoftirqd/200:35:152
1223992116,3cyclictest33-21ksoftirqd/200:29:492
1223992115,3cyclictest33-21ksoftirqd/201:09:162
1218992114,4cyclictest8725-21if_err_ens321:34:501
1218992114,4cyclictest28080-21sh23:51:501
1218992114,4cyclictest25-21ksoftirqd/122:08:561
1218992114,4cyclictest25-21ksoftirqd/121:41:301
121899211,17cyclictest21701-21/usr/sbin/munin23:44:591
122399203,8cyclictest6578-21ptp4l23:29:572
1223992015,3cyclictest33-21ksoftirqd/221:34:502
1223992015,3cyclictest33-21ksoftirqd/201:34:532
1223992014,4cyclictest17449-21smartctl01:19:532
1223992014,3cyclictest32753-21sh23:56:242
1223992014,3cyclictest32753-21sh23:56:242
1223992013,4cyclictest22161-21if_err_ens320:54:482
1223992013,4cyclictest21643-21sh00:50:262
122399201,16cyclictest5768-21snmp_o5powerctl01:40:052
1218991913,3cyclictest25-21ksoftirqd/121:02:271
1218991913,3cyclictest18914-21snmp_o5powerctl21:54:571
121899190,17cyclictest0-21swapper/123:57:511
121899190,17cyclictest0-21swapper/123:57:511
121899190,17cyclictest0-21swapper/120:29:431
121899190,17cyclictest0-21swapper/120:29:431
121899190,16cyclictest9873-21grep00:39:501
1218991812,3cyclictest15267-21cpuspeed_turbos21:49:451
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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