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2026-07-07 - 03:16
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 Tue Jul 07, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
311121630,5sleep22117899cyclictest01:04:442
2300521530,5sleep22117899cyclictest21:09:292
1514421440,4sleep32118499cyclictest01:17:493
1068911290,7ptp4l18594-21kworker/3:020:59:313
218912680,3sleep2321ktimersoftd/200:51:152
106891670,1ptp4l401ktimersoftd/323:30:423
21178996511,24cyclictest12327-21diskmemload00:43:522
192702650,8sleep10-21swapper/120:59:261
106891630,2ptp4l401ktimersoftd/323:25:533
19312610,2sleep20-21swapper/223:59:152
101652610,4sleep12116899cyclictest00:06:131
106891600,1ptp4l401ktimersoftd/302:07:593
106891590,1ptp4l401ktimersoftd/302:26:373
104272580,2sleep310428-21sh00:06:393
2116899555,14cyclictest24569-21rm23:15:011
103122530,1sleep30-21swapper/302:19:363
103122530,1sleep30-21swapper/302:19:363
106891520,1ptp4l401ktimersoftd/300:51:093
21168995120,8cyclictest25-21ksoftirqd/100:49:331
206522510,3sleep125-21ksoftirqd/123:11:451
21168995018,9cyclictest25-21ksoftirqd/100:10:161
21168994920,11cyclictest25-21ksoftirqd/100:03:501
21168994919,9cyclictest25-21ksoftirqd/102:00:061
21168994919,11cyclictest25-21ksoftirqd/100:16:541
21168994919,10cyclictest25-21ksoftirqd/100:31:471
21168994919,10cyclictest25-21ksoftirqd/100:31:471
21168994819,5cyclictest25-21ksoftirqd/102:13:381
21168994819,11cyclictest25-21ksoftirqd/123:36:231
21168994818,10cyclictest25-21ksoftirqd/100:23:121
21168994813,4cyclictest25-21ksoftirqd/101:58:431
209042484,30sleep20-21swapper/221:02:192
21168994719,10cyclictest25-21ksoftirqd/101:38:431
21168994719,10cyclictest25-21ksoftirqd/101:20:051
21168994719,10cyclictest25-21ksoftirqd/100:47:011
21168994717,10cyclictest25-21ksoftirqd/102:21:141
21168994717,10cyclictest25-21ksoftirqd/102:21:141
2117899461,19cyclictest24745-21latency_hist23:49:192
21168994618,10cyclictest25-21ksoftirqd/123:54:161
21168994617,8cyclictest25-21ksoftirqd/102:24:331
21168994616,9cyclictest25-21ksoftirqd/102:16:091
21168994611,4cyclictest25-21ksoftirqd/123:08:511
21168994518,3cyclictest25-21ksoftirqd/101:41:461
21168994518,3cyclictest25-21ksoftirqd/101:05:101
21168994518,10cyclictest25-21ksoftirqd/101:27:231
21168994517,11cyclictest25-21ksoftirqd/101:52:531
21168994517,10cyclictest25-21ksoftirqd/101:01:001
21168994515,8cyclictest25-21ksoftirqd/100:56:341
209072454,30sleep00-21swapper/021:02:210
106891450,0ptp4l401ktimersoftd/300:58:553
106891440,1ptp4l401ktimersoftd/300:59:503
21168994317,10cyclictest25-21ksoftirqd/101:48:171
2116899424,5cyclictest25-21ksoftirqd/123:42:561
2116899423,5cyclictest25-21ksoftirqd/122:09:341
2116899423,5cyclictest25-21ksoftirqd/101:09:491
21168994218,4cyclictest25-21ksoftirqd/123:31:471
59442410,2sleep20-21swapper/201:40:372
2116899412,5cyclictest25-21ksoftirqd/100:27:391
21168994116,4cyclictest25-21ksoftirqd/123:45:241
2116899405,5cyclictest25-21ksoftirqd/101:14:331
21168994019,7cyclictest25-21ksoftirqd/122:42:241
2116899401,6cyclictest25-21ksoftirqd/122:24:161
21168994011,4cyclictest25-21ksoftirqd/100:38:261
21168994011,4cyclictest25-21ksoftirqd/100:38:261
106891400,1ptp4l401ktimersoftd/302:00:143
106891400,1ptp4l401ktimersoftd/300:44:453
2116899392,5cyclictest25-21ksoftirqd/123:57:141
21168993919,8cyclictest25-21ksoftirqd/121:37:121
2116899391,6cyclictest25-21ksoftirqd/121:14:341
106891390,1ptp4l401ktimersoftd/323:48:153
106891390,1ptp4l401ktimersoftd/322:54:383
106891390,1ptp4l401ktimersoftd/322:54:383
106891390,1ptp4l401ktimersoftd/302:30:543
106891390,1ptp4l401ktimersoftd/301:38:293
106891390,1ptp4l401ktimersoftd/301:27:443
106891390,1ptp4l401ktimersoftd/300:37:303
106891390,1ptp4l401ktimersoftd/300:37:303
106891390,0ptp4l401ktimersoftd/300:41:013
2117899388,13cyclictest47150irq/102-ens3-Tx00:31:462
2117899388,13cyclictest47150irq/102-ens3-Tx00:31:462
2117899383,28cyclictest14933-21apt-get23:39:312
2117899381,33cyclictest23477-21fschecks_count01:59:382
2116899382,5cyclictest25-21ksoftirqd/123:21:111
21168993818,8cyclictest25-21ksoftirqd/122:07:191
21168993818,10cyclictest25-21ksoftirqd/123:25:581
2116899381,5cyclictest25-21ksoftirqd/121:44:291
2116899381,5cyclictest25-21ksoftirqd/101:32:461
2116899380,5cyclictest25-21ksoftirqd/102:32:511
106891380,2ptp4l9856-21kworker/3:123:35:113
106891380,1ptp4l401ktimersoftd/323:56:533
106891380,1ptp4l401ktimersoftd/323:17:013
106891380,1ptp4l401ktimersoftd/302:18:393
106891380,1ptp4l401ktimersoftd/302:11:253
106891380,1ptp4l401ktimersoftd/300:24:443
106891380,1ptp4l401ktimersoftd/300:16:573
106891380,0ptp4l401ktimersoftd/301:40:033
21178993721,13cyclictest33-21ksoftirqd/222:43:112
2117899370,20cyclictest0-21swapper/222:44:412
2116899373,5cyclictest25-21ksoftirqd/122:14:461
21168993719,5cyclictest25-21ksoftirqd/122:49:301
21168993719,5cyclictest25-21ksoftirqd/122:49:301
21168993718,7cyclictest25-21ksoftirqd/102:07:491
2116899370,5cyclictest25-21ksoftirqd/121:59:391
2116899370,5cyclictest25-21ksoftirqd/100:41:301
106891370,1ptp4l401ktimersoftd/323:43:063
106891370,1ptp4l401ktimersoftd/323:23:333
106891370,1ptp4l401ktimersoftd/301:22:203
106891370,1ptp4l401ktimersoftd/300:01:213
21184993625,6cyclictest41-21ksoftirqd/300:19:333
2117899363,25cyclictest22600-21apt-get23:14:312
21178993615,18cyclictest32755-21sh01:02:392
2117899361,31cyclictest30239-21gltestperf21:24:312
2117899361,21cyclictest9277-21sh23:34:082
2117899360,32cyclictest9914-21cpuspeed_turbos23:34:322
2116899364,6cyclictest25-21ksoftirqd/121:09:411
21168993620,7cyclictest25-21ksoftirqd/121:54:191
21168993617,7cyclictest25-21ksoftirqd/122:24:291
21168993616,8cyclictest25-21ksoftirqd/122:36:471
106891360,1ptp4l401ktimersoftd/323:53:363
106891360,1ptp4l401ktimersoftd/323:06:543
106891360,1ptp4l401ktimersoftd/301:32:113
106891360,1ptp4l401ktimersoftd/301:11:303
106891360,1ptp4l401ktimersoftd/300:32:203
106891360,1ptp4l401ktimersoftd/300:32:203
106891360,0ptp4l401ktimersoftd/321:49:323
106891360,0ptp4l401ktimersoftd/301:49:313
21178993515,17cyclictest2951-21sh02:10:492
2117899351,30cyclictest0-21swapper/222:54:342
2117899351,30cyclictest0-21swapper/222:54:342
2116899350,5cyclictest25-21ksoftirqd/122:59:381
207542350,2sleep00-21swapper/023:11:560
106891350,2ptp4l13675-21kworker/3:222:26:353
21178993416,15cyclictest748-21cat21:29:362
21178993416,15cyclictest28954-21sh01:31:192
21178993415,16cyclictest24657-21sh00:20:492
21178993415,16cyclictest19622-21sh01:22:072
2117899340,31cyclictest0-21swapper/223:09:352
223782330,4sleep02116399cyclictest00:52:050
2117899334,23cyclictest10296-21apt-get02:19:362
2117899334,23cyclictest10296-21apt-get02:19:362
21178993315,15cyclictest19473-21pluginstate01:54:422
21178993314,16cyclictest14509-21sh00:10:152
21178993313,17cyclictest27943-21basename22:29:162
2117899331,28cyclictest10259-21apt-get22:59:292
21178993312,17cyclictest9605-21sh02:18:542
2117899331,19cyclictest31141-21runrttasks00:28:302
21178993311,18cyclictest14184-21snmp_o5powerctl23:04:432
21168993315,10cyclictest25-21ksoftirqd/121:23:151
2117899322,23cyclictest15152-21apt-get02:24:352
21178993213,16cyclictest7103-21sh00:36:042
21178993213,16cyclictest7103-21sh00:36:042
21178993213,16cyclictest7094-21latency_hist00:04:202
21178993213,16cyclictest28253-21sh23:52:142
21178993213,16cyclictest27375-21/usr/sbin/munin21:19:302
2117899321,28cyclictest30407-21ssh23:21:352
21178993212,17cyclictest3272-21latency_hist01:39:222
21178993211,17cyclictest8937-21latency_hist21:49:162
2117899320,29cyclictest29402-21latency22:29:372
21168993213,8cyclictest25-21ksoftirqd/122:49:101
21168993212,7cyclictest25-21ksoftirqd/121:33:161
106891320,1ptp4l401ktimersoftd/322:35:283
106891320,1ptp4l401ktimersoftd/300:12:133
106891320,10ptp4l401ktimersoftd/322:02:443
2117899312,22cyclictest9245-21apt-get21:49:292
2117899311,27cyclictest10077-21ssh01:12:342
2117899311,23cyclictest14317-21apt-get00:44:322
21178993112,16cyclictest16065-21latency_hist22:04:172
21168993118,4cyclictest25-21ksoftirqd/122:29:421
106891310,1ptp4l401ktimersoftd/322:06:593
106891310,1ptp4l401ktimersoftd/321:47:233
106891310,1ptp4l401ktimersoftd/321:12:063
106891310,1ptp4l401ktimersoftd/301:58:103
106891310,1ptp4l401ktimersoftd/301:07:043
106891310,10ptp4l401ktimersoftd/322:11:013
106891310,0ptp4l401ktimersoftd/322:44:203
2117899308,19cyclictest18900-21timerandwakeup00:14:472
2117899302,23cyclictest0-21swapper/222:19:292
2117899302,22cyclictest18734-21apt-get22:09:312
2117899302,21cyclictest2142-21apt-get21:34:272
21178993014,13cyclictest33-21ksoftirqd/221:05:122
2117899301,27cyclictest0-21swapper/221:54:322
2117899301,26cyclictest15175-21unixbench_singl01:49:522
21178993012,15cyclictest24406-21cpu00:54:332
21178993011,16cyclictest12327-21diskmemload01:15:592
2117899300,28cyclictest0-21swapper/200:07:312
2117899300,20cyclictest0-21swapper/223:25:272
21168993017,4cyclictest25-21ksoftirqd/121:41:061
2116899300,5cyclictest25-21ksoftirqd/122:54:361
2116899300,5cyclictest25-21ksoftirqd/122:54:361
156682300,4sleep015669-21grep21:59:450
106891300,1ptp4l401ktimersoftd/323:14:013
2117899292,21cyclictest28118-21apt-get02:04:342
21178992913,13cyclictest22294-21ps22:14:392
2117899291,25cyclictest7554-21cron22:54:172
2117899291,25cyclictest7554-21cron22:54:172
21178992911,15cyclictest22029-21if_err_ens301:24:392
2117899290,27cyclictest0-21swapper/202:32:152
2117899290,26cyclictest8997-21head01:44:382
2116899292,5cyclictest25-21ksoftirqd/121:24:431
106891290,8ptp4l401ktimersoftd/322:21:553
106891290,0ptp4l401ktimersoftd/321:36:493
2117899281,22cyclictest26433-21snmp_o5powerctl21:14:442
2117899281,15cyclictest5841-21snmp_o5powerctl21:39:372
2117899280,25cyclictest18392-21chrt22:08:592
2116399284,14cyclictest23147-21ssh01:59:340
106891280,0ptp4l401ktimersoftd/321:40:153
2117899271,23cyclictest31309-21/usr/sbin/munin22:34:342
2116899279,7cyclictest25-21ksoftirqd/121:51:591
21163992721,3cyclictest9-21ksoftirqd/000:18:360
21163992720,4cyclictest9-21ksoftirqd/021:42:430
21163992720,4cyclictest2129-21cut01:04:360
106891270,1ptp4l401ktimersoftd/322:29:213
21184992621,3cyclictest41-21ksoftirqd/321:29:323
21184992620,3cyclictest41-21ksoftirqd/322:52:463
21184992620,3cyclictest41-21ksoftirqd/322:52:463
21184992619,4cyclictest41-21ksoftirqd/321:58:123
21163992621,3cyclictest9-21ksoftirqd/001:09:490
21163992619,4cyclictest9-21ksoftirqd/022:14:230
21163992619,4cyclictest9-21ksoftirqd/022:06:280
106891260,1ptp4l401ktimersoftd/321:06:393
106891260,0ptp4l401ktimersoftd/321:28:253
21184992519,3cyclictest41-21ksoftirqd/322:40:033
21163992520,3cyclictest9-21ksoftirqd/022:34:160
21163992520,3cyclictest9-21ksoftirqd/001:34:430
21163992518,4cyclictest9-21ksoftirqd/023:01:400
21163992518,4cyclictest9-21ksoftirqd/021:12:520
224162240,2sleep00-21swapper/002:33:310
21184992420,3cyclictest41-21ksoftirqd/321:14:303
2116899244,6cyclictest25-21ksoftirqd/121:05:211
21163992419,3cyclictest9-21ksoftirqd/023:24:490
21163992419,3cyclictest9-21ksoftirqd/021:55:520
21163992418,3cyclictest9-21ksoftirqd/022:58:550
21163992418,3cyclictest9-21ksoftirqd/022:58:550
21163992417,4cyclictest9-21ksoftirqd/022:27:360
21163992417,4cyclictest9-21ksoftirqd/021:04:330
21163992412,9cyclictest5344-21/usr/sbin/munin02:14:320
21163992411,4cyclictest9-21ksoftirqd/021:54:160
123672240,2sleep00-21swapper/023:36:010
106891240,1ptp4l401ktimersoftd/321:19:283
106891240,0ptp4l401ktimersoftd/323:02:273
2116399232,18cyclictest7571-21tr00:04:300
21163992317,3cyclictest9-21ksoftirqd/021:47:450
21163992316,4cyclictest9-21ksoftirqd/022:38:190
21163992316,4cyclictest2109-21snmp_o5powerctl22:39:430
21163992315,5cyclictest5017-21tr23:29:340
21163992315,5cyclictest13119-21ps00:09:380
106891230,1ptp4l401ktimersoftd/322:19:173
106891230,1ptp4l401ktimersoftd/301:44:353
2116399222,3cyclictest121rcu_preempt02:13:220
21163992216,4cyclictest9-21ksoftirqd/021:30:470
21163992215,4cyclictest9-21ksoftirqd/021:24:530
21163992214,5cyclictest1055-21runrttasks01:42:370
2116399220,2cyclictest121rcu_preempt23:47:060
21163992116,3cyclictest9-21ksoftirqd/002:04:580
21163992116,3cyclictest9-21ksoftirqd/000:47:510
21163992115,3cyclictest9-21ksoftirqd/022:51:040
21163992115,3cyclictest9-21ksoftirqd/022:51:040
21163992114,4cyclictest27848-21grep21:19:320
21163992114,4cyclictest26695-21unixbench_multi21:14:460
21163992114,4cyclictest16053-21turbostat.cron01:19:210
21163992114,4cyclictest12327-21diskmemload23:04:350
2116399211,17cyclictest18016-21cat01:54:210
21163992015,3cyclictest9-21ksoftirqd/021:37:490
21163992014,3cyclictest28083-21irqstats00:24:400
21163992013,4cyclictest8988-21sh00:39:170
21163992013,4cyclictest8988-21sh00:39:170
21163992013,4cyclictest30957-21cut23:54:390
21163992013,4cyclictest29962-21cut00:59:380
21163992013,4cyclictest25957-21ls00:54:490
21163992013,4cyclictest21364-21sh01:24:330
21163992013,4cyclictest19415-21sh23:44:160
21163992013,4cyclictest19387-21irqrtprio22:09:370
21163992013,3cyclictest22522-21/usr/sbin/munin23:14:330
21163991914,3cyclictest9-21ksoftirqd/000:40:450
21163991914,3cyclictest26176-21/usr/sbin/munin01:29:430
21163991913,3cyclictest3124-21sh00:32:400
21163991913,3cyclictest3124-21sh00:32:400
21163991913,3cyclictest3058-21/usr/sbin/munin22:44:460
21163991913,3cyclictest23863-21grep22:19:330
21163991913,3cyclictest23595-21wc00:19:440
21163991913,3cyclictest11919-21sed02:19:520
21163991913,3cyclictest11919-21sed02:19:520
21163991912,4cyclictest27884-21fschecks_time23:19:330
21163991912,4cyclictest18371-21tr01:54:340
21163991912,4cyclictest12327-21diskmemload02:27:520
2116399183,6cyclictest0-21swapper/001:19:370
21163991812,3cyclictest12327-21diskmemload23:50:320
21163991812,3cyclictest12327-21diskmemload00:01:200
21163991811,4cyclictest9278-21irqrtprio01:44:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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