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2026-06-08 - 08:50
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackbslot6.osadl.org (updated Mon Jun 08, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2873321700,4sleep0576399cyclictest23:50:390
1689921680,4sleep3578099cyclictest00:12:183
1689921680,4sleep3578099cyclictest00:12:183
928621610,4sleep3578099cyclictest20:53:293
1068911200,8ptp4l24293-21kworker/3:020:47:513
106891880,2ptp4l401ktimersoftd/301:58:503
106891880,2ptp4l401ktimersoftd/301:58:503
106891780,1ptp4l401ktimersoftd/301:25:433
106891730,1ptp4l401ktimersoftd/302:11:323
106891700,1ptp4l401ktimersoftd/323:47:463
308442670,2sleep30-21swapper/301:33:043
30092670,5sleep1576799cyclictest23:23:421
142202670,5sleep014224-21unixbench-2d22:08:450
5767996654,5cyclictest25-21ksoftirqd/101:28:321
5767996450,8cyclictest25-21ksoftirqd/101:23:321
39462630,4sleep233-21ksoftirqd/223:24:432
113912630,5sleep3578099cyclictest22:59:063
47612622,25sleep125-21ksoftirqd/120:43:371
234982620,1sleep10-21swapper/101:58:351
234982620,1sleep10-21swapper/101:58:351
5767996151,5cyclictest25-21ksoftirqd/122:28:281
5767996151,5cyclictest25-21ksoftirqd/122:28:281
55482614,10sleep20-21swapper/220:46:452
93162590,3sleep0576399cyclictest20:53:300
106891590,1ptp4l401ktimersoftd/300:52:553
106891580,1ptp4l401ktimersoftd/300:35:093
106891580,1ptp4l401ktimersoftd/300:06:593
106891570,1ptp4l401ktimersoftd/323:22:333
106891570,1ptp4l401ktimersoftd/301:52:073
106891570,1ptp4l401ktimersoftd/300:30:393
5767995544,5cyclictest25-21ksoftirqd/120:48:251
19122550,2sleep10-21swapper/101:35:431
53732544,39sleep00-21swapper/020:44:290
5767995240,6cyclictest25-21ksoftirqd/123:58:301
106891510,1ptp4l401ktimersoftd/322:38:303
195582490,3sleep019542-21munin-run00:48:200
5773994812,5cyclictest33-21ksoftirqd/201:43:352
106891480,1ptp4l401ktimersoftd/321:35:433
5763994713,7cyclictest22138-21apt-get22:28:290
5763994713,7cyclictest22138-21apt-get22:28:290
63452460,1sleep10-21swapper/102:13:411
5767994533,5cyclictest25-21ksoftirqd/121:08:261
577399447,6cyclictest33-21ksoftirqd/223:35:402
577399443,7cyclictest31912-21acpi22:48:282
5773994412,5cyclictest33-21ksoftirqd/220:51:492
577399438,5cyclictest33-21ksoftirqd/221:00:482
5773994211,5cyclictest33-21ksoftirqd/222:04:152
5773994210,5cyclictest33-21ksoftirqd/221:17:222
106891420,1ptp4l401ktimersoftd/301:42:443
577399418,5cyclictest33-21ksoftirqd/221:26:382
577399417,5cyclictest33-21ksoftirqd/221:40:192
577399412,8cyclictest321ktimersoftd/222:28:382
577399412,8cyclictest321ktimersoftd/222:28:382
577399410,8cyclictest2330-21timerwakeupswit02:08:512
5767994135,3cyclictest25-21ksoftirqd/123:53:231
5767994129,6cyclictest25-21ksoftirqd/123:33:321
106891410,1ptp4l401ktimersoftd/301:33:443
576399403,10cyclictest18126-21ssh00:13:310
576399403,10cyclictest18126-21ssh00:13:310
106891400,3ptp4l19126-21kworker/3:200:22:593
106891400,3ptp4l19126-21kworker/3:200:22:593
5773993917,9cyclictest33-21ksoftirqd/200:33:362
106891390,1ptp4l401ktimersoftd/322:50:073
106891390,1ptp4l401ktimersoftd/300:02:403
5780993826,7cyclictest41-21ksoftirqd/302:03:343
577399386,5cyclictest33-21ksoftirqd/201:02:492
577399383,5cyclictest33-21ksoftirqd/223:00:082
106891380,1ptp4l401ktimersoftd/323:54:133
106891380,1ptp4l401ktimersoftd/323:50:283
106891380,1ptp4l401ktimersoftd/323:30:213
106891380,1ptp4l401ktimersoftd/322:54:103
106891380,1ptp4l401ktimersoftd/302:14:293
106891380,1ptp4l401ktimersoftd/300:13:523
106891380,1ptp4l401ktimersoftd/300:13:523
577399376,5cyclictest33-21ksoftirqd/223:41:302
577399375,5cyclictest33-21ksoftirqd/221:03:362
577399374,5cyclictest33-21ksoftirqd/223:15:512
577399373,6cyclictest33-21ksoftirqd/201:49:522
577399373,12cyclictest33-21ksoftirqd/201:27:552
5773993718,9cyclictest33-21ksoftirqd/201:53:402
577399370,5cyclictest0-21swapper/202:15:032
5767993731,3cyclictest25-21ksoftirqd/100:38:201
5767993729,4cyclictest25-21ksoftirqd/122:23:281
5767993726,6cyclictest25-21ksoftirqd/101:43:351
5767993726,5cyclictest25-21ksoftirqd/122:18:291
5767993725,10cyclictest25-21ksoftirqd/101:08:491
5767993723,3cyclictest25-21ksoftirqd/122:03:341
106891370,1ptp4l401ktimersoftd/323:42:373
106891370,1ptp4l401ktimersoftd/323:13:143
106891370,1ptp4l401ktimersoftd/301:45:163
106891370,1ptp4l401ktimersoftd/301:12:313
106891370,1ptp4l401ktimersoftd/300:57:423
106891370,1ptp4l401ktimersoftd/300:27:373
106891370,0ptp4l401ktimersoftd/300:59:203
577399364,5cyclictest33-21ksoftirqd/223:09:502
577399364,5cyclictest33-21ksoftirqd/222:56:002
577399363,5cyclictest33-21ksoftirqd/202:04:202
577399363,5cyclictest33-21ksoftirqd/201:06:152
577399362,5cyclictest33-21ksoftirqd/200:19:322
577399362,5cyclictest33-21ksoftirqd/200:19:322
5773993615,8cyclictest33-21ksoftirqd/202:01:472
5773993615,8cyclictest33-21ksoftirqd/202:01:472
5773993615,7cyclictest33-21ksoftirqd/200:42:372
5767993631,3cyclictest25-21ksoftirqd/100:38:241
5767993630,3cyclictest25-21ksoftirqd/101:18:211
5767993625,6cyclictest25-21ksoftirqd/121:43:291
106891360,2ptp4l19126-21kworker/3:201:06:413
106891360,1ptp4l401ktimersoftd/301:57:053
106891360,1ptp4l401ktimersoftd/300:39:113
5780993530,3cyclictest8411-21cut21:58:363
577399355,5cyclictest33-21ksoftirqd/200:49:072
577399355,5cyclictest33-21ksoftirqd/200:25:332
577399354,5cyclictest33-21ksoftirqd/201:17:362
577399353,5cyclictest33-21ksoftirqd/201:11:212
577399353,5cyclictest33-21ksoftirqd/200:45:552
577399352,5cyclictest33-21ksoftirqd/223:08:072
5767993529,3cyclictest25-21ksoftirqd/100:28:191
106891350,2ptp4l24293-21kworker/3:022:46:153
106891350,2ptp4l19126-21kworker/3:200:47:093
106891350,1ptp4l401ktimersoftd/323:27:453
106891350,1ptp4l401ktimersoftd/301:17:083
577399346,5cyclictest33-21ksoftirqd/200:28:592
577399344,5cyclictest33-21ksoftirqd/201:38:002
577399344,4cyclictest33-21ksoftirqd/200:54:342
577399343,5cyclictest33-21ksoftirqd/201:32:272
577399343,5cyclictest33-21ksoftirqd/201:18:232
577399342,5cyclictest33-21ksoftirqd/223:52:522
577399342,5cyclictest33-21ksoftirqd/223:21:002
5773993415,8cyclictest33-21ksoftirqd/221:08:332
5773993412,9cyclictest33-21ksoftirqd/220:53:442
5767993428,3cyclictest25-21ksoftirqd/123:23:191
5767993428,3cyclictest25-21ksoftirqd/100:53:211
5767993428,3cyclictest25-21ksoftirqd/100:18:191
5767993428,3cyclictest25-21ksoftirqd/100:18:191
5767993421,3cyclictest25-21ksoftirqd/102:03:371
106891340,2ptp4l24293-21kworker/3:021:04:583
106891340,1ptp4l401ktimersoftd/323:05:113
106891340,1ptp4l401ktimersoftd/301:20:273
577399334,4cyclictest33-21ksoftirqd/201:40:142
5773993328,2cyclictest311rcuc/223:43:442
5773993316,9cyclictest33-21ksoftirqd/221:58:322
5767993328,3cyclictest25-21ksoftirqd/122:58:311
5767993328,3cyclictest25-21ksoftirqd/122:38:171
5767993327,4cyclictest25-21ksoftirqd/100:18:341
5767993327,4cyclictest25-21ksoftirqd/100:18:341
5767993327,3cyclictest25-21ksoftirqd/122:18:161
5767993327,3cyclictest25-21ksoftirqd/121:23:431
5767993327,3cyclictest25-21ksoftirqd/100:58:201
106891330,2ptp4l24293-21kworker/3:022:15:483
106891330,1ptp4l401ktimersoftd/322:20:003
106891330,1ptp4l401ktimersoftd/321:43:383
106891330,11ptp4l401ktimersoftd/323:17:263
577399324,6cyclictest33-21ksoftirqd/223:30:502
5767993227,3cyclictest25-21ksoftirqd/100:08:331
5767993227,3cyclictest25-21ksoftirqd/100:08:331
5767993226,3cyclictest25-21ksoftirqd/122:13:161
5767993226,3cyclictest25-21ksoftirqd/101:58:221
5767993226,3cyclictest25-21ksoftirqd/101:48:431
5767993221,5cyclictest25-21ksoftirqd/122:38:291
5767993220,3cyclictest25-21ksoftirqd/121:18:441
5780993125,3cyclictest41-21ksoftirqd/322:38:173
577399312,6cyclictest33-21ksoftirqd/223:57:082
5767993126,3cyclictest25-21ksoftirqd/122:53:351
5767993126,3cyclictest25-21ksoftirqd/101:18:401
5767993125,3cyclictest25-21ksoftirqd/123:38:341
5767993125,3cyclictest25-21ksoftirqd/123:33:191
5767993122,4cyclictest25-21ksoftirqd/121:03:281
576799311,8cyclictest25-21ksoftirqd/123:48:321
106891310,1ptp4l401ktimersoftd/323:37:173
106891310,1ptp4l401ktimersoftd/322:25:593
106891310,1ptp4l401ktimersoftd/321:54:533
106891310,1ptp4l401ktimersoftd/321:50:593
106891310,1ptp4l401ktimersoftd/321:32:443
106891310,1ptp4l401ktimersoftd/321:19:053
577399302,6cyclictest33-21ksoftirqd/200:12:472
577399302,6cyclictest33-21ksoftirqd/200:12:472
5773993026,2cyclictest311rcuc/200:04:152
5773993014,7cyclictest33-21ksoftirqd/221:43:292
576799307,4cyclictest121rcu_preempt01:38:361
5767993025,3cyclictest25-21ksoftirqd/123:43:361
5767993025,3cyclictest25-21ksoftirqd/123:18:181
5767993025,3cyclictest25-21ksoftirqd/122:48:411
5767993025,3cyclictest25-21ksoftirqd/122:48:181
5767993025,3cyclictest25-21ksoftirqd/122:03:161
5767993025,3cyclictest25-21ksoftirqd/100:03:361
5767993024,4cyclictest25-21ksoftirqd/100:43:351
5767993024,3cyclictest25-21ksoftirqd/100:58:441
106891300,1ptp4l401ktimersoftd/322:07:013
5780992924,3cyclictest41-21ksoftirqd/321:23:283
5780992924,3cyclictest41-21ksoftirqd/321:08:283
577399295,6cyclictest33-21ksoftirqd/222:15:032
5773992925,2cyclictest311rcuc/221:35:082
5773992911,7cyclictest33-21ksoftirqd/222:22:102
5773992911,6cyclictest33-21ksoftirqd/222:28:172
5767992924,3cyclictest25-21ksoftirqd/123:08:311
5767992924,3cyclictest25-21ksoftirqd/121:38:341
5767992924,3cyclictest25-21ksoftirqd/121:03:151
5767992924,3cyclictest25-21ksoftirqd/120:53:341
5767992924,3cyclictest25-21ksoftirqd/101:03:331
5767992923,4cyclictest25-21ksoftirqd/100:28:381
5767992923,3cyclictest25-21ksoftirqd/123:08:181
5780992822,3cyclictest41-21ksoftirqd/321:13:333
577399288,6cyclictest33-21ksoftirqd/221:28:322
577399284,13cyclictest33-21ksoftirqd/221:18:362
5773992811,9cyclictest33-21ksoftirqd/222:08:282
5773992811,8cyclictest33-21ksoftirqd/222:33:382
5767992823,3cyclictest25-21ksoftirqd/121:18:161
5767992822,3cyclictest25-21ksoftirqd/121:53:341
5767992822,3cyclictest25-21ksoftirqd/121:53:161
5767992822,3cyclictest25-21ksoftirqd/102:08:351
577399274,5cyclictest33-21ksoftirqd/221:48:352
577399273,5cyclictest33-21ksoftirqd/223:58:342
577399272,6cyclictest33-21ksoftirqd/200:13:482
577399272,6cyclictest33-21ksoftirqd/200:13:482
5773992712,7cyclictest33-21ksoftirqd/222:43:472
5767992722,3cyclictest25-21ksoftirqd/121:28:281
5763992721,3cyclictest9-21ksoftirqd/021:17:330
5763992720,4cyclictest24986-21sed23:13:360
5780992620,3cyclictest41-21ksoftirqd/322:08:273
577399269,5cyclictest33-21ksoftirqd/222:39:002
5767992620,3cyclictest25-21ksoftirqd/121:33:451
5763992620,3cyclictest9-21ksoftirqd/021:00:580
106891260,0ptp4l401ktimersoftd/321:01:013
106891260,0ptp4l401ktimersoftd/320:50:063
5780992519,3cyclictest41-21ksoftirqd/321:38:363
578099250,7cyclictest23474-21sensors_temp22:28:433
578099250,7cyclictest23474-21sensors_temp22:28:433
577399259,7cyclictest33-21ksoftirqd/221:53:312
576399254,9cyclictest31540-21diskmemload02:08:340
5763992520,3cyclictest9-21ksoftirqd/023:04:460
5763992519,3cyclictest9-21ksoftirqd/022:23:090
576399243,12cyclictest24983-21ssh00:53:300
576399242,3cyclictest11209-21taskset01:44:460
576399242,18cyclictest21705-21apt-get01:23:330
576399242,14cyclictest9370-21ssh22:58:300
5763992418,3cyclictest9-21ksoftirqd/021:28:220
576399241,20cyclictest0-21swapper/001:33:180
5763992317,4cyclictest9-21ksoftirqd/000:30:210
5763992317,3cyclictest9-21ksoftirqd/022:07:190
5763992316,4cyclictest233-21systemd-journal21:38:160
5763992315,5cyclictest6736-21grep23:28:340
576399223,16cyclictest29895-21grep22:43:330
576399222,13cyclictest23008-21ssh00:18:330
576399222,13cyclictest23008-21ssh00:18:330
5763992217,3cyclictest9-21ksoftirqd/023:18:240
5763992217,3cyclictest9-21ksoftirqd/022:55:420
5763992216,4cyclictest9-21ksoftirqd/023:25:210
5763992216,3cyclictest9-21ksoftirqd/022:36:270
5763992216,3cyclictest9-21ksoftirqd/021:50:130
5763992215,4cyclictest9-21ksoftirqd/022:25:310
576399220,19cyclictest2185-21chrt21:45:120
149392220,3sleep014942-21phc2sys21:03:370
576399214,3cyclictest5755-21cyclictest01:53:260
5763992116,3cyclictest20081-21grep00:48:340
5763992114,4cyclictest5414-21sh00:33:350
5763992114,4cyclictest27369-21sed22:38:330
5763992114,4cyclictest21257-21sh23:43:340
5763992114,4cyclictest19485-21grep23:08:310
5763992114,4cyclictest17232-21grep01:18:370
5763992114,4cyclictest11493-21processes00:38:420
576399211,2cyclictest0-21swapper/023:53:310
576399211,17cyclictest5582-21hddtemp_smartct21:53:330
576399210,4cyclictest3403-21ssh01:38:180
576399203,10cyclictest13085-21ssh00:08:320
576399203,10cyclictest13085-21ssh00:08:320
5763992014,4cyclictest9-21ksoftirqd/020:52:090
5763992014,3cyclictest9-21ksoftirqd/021:59:570
5763992014,3cyclictest9-21ksoftirqd/021:11:040
5763992014,3cyclictest8330-21tr00:03:330
5763992014,3cyclictest31587-21proc_pri21:38:400
5763992014,3cyclictest2502-21cat01:03:340
5763992013,4cyclictest16161-21phc2sys-jitter22:13:390
5763992013,4cyclictest1055-21runrttasks01:58:360
5763992013,4cyclictest1055-21runrttasks01:58:360
576399201,17cyclictest0-21swapper/023:34:510
576399201,16cyclictest4789-21snmp_o5powerctl23:58:440
576399201,16cyclictest17576-21ssh23:38:430
576399200,17cyclictest31540-21diskmemload01:15:170
316532200,16sleep031540-21diskmemload00:27:090
5763991913,3cyclictest7494-21tune2fs01:08:350
5763991913,3cyclictest31540-21diskmemload02:13:580
5763991912,4cyclictest31540-21diskmemload02:04:220
5763991912,4cyclictest31540-21diskmemload01:38:230
5763991912,4cyclictest23528-21cat21:23:280
5763991912,4cyclictest21448-21if_enp1s021:18:320
576399191,16cyclictest0-21swapper/000:59:570
576399191,15cyclictest555-21memory22:48:380
576399190,16cyclictest31540-21diskmemload01:48:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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