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2026-07-15 - 07:23
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 Jul 15, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3038821710,5sleep01773299cyclictest00:33:250
106891950,4ptp4l401ktimersoftd/321:03:493
106891780,17ptp4l32118-21kworker/3:200:48:333
74512760,2sleep30-21swapper/321:53:413
106891700,1ptp4l401ktimersoftd/300:14:523
203422690,3sleep10-21swapper/100:22:581
266982680,2sleep20-21swapper/202:08:472
266982680,2sleep20-21swapper/202:08:472
106891660,1ptp4l401ktimersoftd/301:14:133
320392620,3sleep21774599cyclictest22:43:552
320392620,3sleep21774599cyclictest22:43:552
106891610,1ptp4l401ktimersoftd/323:35:283
106891580,1ptp4l401ktimersoftd/301:09:093
302492550,5sleep230254-21irqrtprio22:39:012
181852540,2sleep30-21swapper/323:47:593
175622534,37sleep10-21swapper/121:07:431
81402520,2sleep00-21swapper/001:49:050
313842510,2sleep20-21swapper/200:00:232
1774599500,17cyclictest12548-21/usr/sbin/munin00:14:072
277192490,2sleep30-21swapper/322:34:003
1774599486,7cyclictest1274-21acpi00:03:572
106891480,1ptp4l401ktimersoftd/301:05:213
1774599470,16cyclictest30898-21/usr/sbin/munin00:33:592
17745994638,5cyclictest233-21systemd-journal22:18:412
106891460,10ptp4l401ktimersoftd/301:47:423
106891450,2ptp4l25878-21kworker/3:101:38:313
1774599443,7cyclictest0-21swapper/223:54:022
1773299441,9cyclictest6282-21ssh00:08:580
257242430,2sleep00-21swapper/023:54:150
106891430,1ptp4l401ktimersoftd/322:44:023
106891430,1ptp4l401ktimersoftd/322:44:023
106891430,1ptp4l401ktimersoftd/300:32:453
1774599418,5cyclictest33-21ksoftirqd/222:49:012
1774599415,8cyclictest5936-21sh01:47:122
1774599408,5cyclictest33-21ksoftirqd/223:11:252
1774599408,5cyclictest33-21ksoftirqd/201:34:352
1774599408,5cyclictest33-21ksoftirqd/200:43:292
1774599407,6cyclictest33-21ksoftirqd/201:57:142
1774599407,5cyclictest33-21ksoftirqd/223:18:242
1774599406,5cyclictest33-21ksoftirqd/202:12:352
1774599406,5cyclictest33-21ksoftirqd/200:59:472
1774599406,5cyclictest33-21ksoftirqd/200:22:532
17732994013,24cyclictest20033-21/usr/sbin/munin22:19:040
106891400,2ptp4l14938-21kworker/3:121:08:563
1774599397,5cyclictest33-21ksoftirqd/223:50:532
1774599397,5cyclictest33-21ksoftirqd/202:21:422
1774599397,5cyclictest33-21ksoftirqd/201:30:532
1774599396,5cyclictest33-21ksoftirqd/201:17:362
106891390,1ptp4l401ktimersoftd/323:16:543
106891390,0ptp4l401ktimersoftd/300:25:333
106891390,0ptp4l401ktimersoftd/300:25:333
1774599387,6cyclictest33-21ksoftirqd/201:26:562
1774599387,5cyclictest33-21ksoftirqd/223:26:442
1774599387,5cyclictest33-21ksoftirqd/201:50:122
1774599387,5cyclictest33-21ksoftirqd/201:21:372
1774599386,5cyclictest33-21ksoftirqd/202:17:522
1774599386,5cyclictest33-21ksoftirqd/200:57:132
1773299385,4cyclictest10320-21kworker/u8:200:33:550
1773299382,8cyclictest9199-21apt-get23:38:570
1773299382,5cyclictest0-21swapper/023:48:560
17732993811,24cyclictest21352-21sh23:18:430
17732993811,24cyclictest18094-21fschecks_time22:13:580
1773299380,34cyclictest14302-21apt-config02:28:480
1750123819,8sleep20-21swapper/221:06:552
106891380,1ptp4l401ktimersoftd/323:41:443
106891380,1ptp4l401ktimersoftd/323:28:533
106891380,1ptp4l401ktimersoftd/323:23:463
106891380,1ptp4l401ktimersoftd/323:13:163
106891380,1ptp4l401ktimersoftd/302:13:353
106891380,1ptp4l401ktimersoftd/301:39:243
1774599377,4cyclictest33-21ksoftirqd/223:36:222
1774599376,5cyclictest33-21ksoftirqd/223:42:512
1774599376,5cyclictest33-21ksoftirqd/202:31:592
17745993730,4cyclictest27851-21cron21:28:402
1773299372,6cyclictest22484-21apt-get22:23:540
1773299372,5cyclictest0-21swapper/001:33:580
17732993712,22cyclictest11308-21diskmemload02:31:400
106891370,1ptp4l401ktimersoftd/323:19:313
106891370,1ptp4l401ktimersoftd/322:39:123
106891370,1ptp4l401ktimersoftd/302:26:243
106891370,1ptp4l401ktimersoftd/302:23:043
106891370,1ptp4l401ktimersoftd/302:01:473
106891370,1ptp4l401ktimersoftd/301:56:443
106891370,1ptp4l401ktimersoftd/301:32:383
106891370,1ptp4l401ktimersoftd/300:51:393
106891370,1ptp4l401ktimersoftd/300:34:123
106891370,1ptp4l401ktimersoftd/300:20:393
106891370,1ptp4l401ktimersoftd/300:06:163
106891370,0ptp4l401ktimersoftd/300:40:333
1774599367,5cyclictest33-21ksoftirqd/202:28:272
1774599367,5cyclictest33-21ksoftirqd/200:26:152
1774599367,5cyclictest33-21ksoftirqd/200:26:152
1774599366,5cyclictest33-21ksoftirqd/223:45:362
1773299362,9cyclictest2373-21apt-get01:43:580
1773299362,5cyclictest0-21swapper/022:08:550
1773299362,4cyclictest0-21swapper/021:28:510
1773299361,4cyclictest0-21swapper/023:23:560
17732993614,19cyclictest9-21ksoftirqd/023:07:250
17732993612,21cyclictest46950irq/100-ens3-Tx01:43:350
17732993612,21cyclictest11308-21diskmemload01:07:430
17732993612,21cyclictest11308-21diskmemload00:48:060
17732993611,3cyclictest28605-21sed22:34:110
17732993611,3cyclictest12498-21cat22:03:410
17732993611,22cyclictest30582-21load22:39:020
17732993611,22cyclictest11308-21diskmemload23:13:410
17732993611,22cyclictest11308-21diskmemload02:09:570
17732993611,22cyclictest11308-21diskmemload01:13:530
17732993610,4cyclictest8521-21grep22:59:140
106891360,1ptp4l401ktimersoftd/323:49:473
106891360,1ptp4l401ktimersoftd/302:33:023
106891360,1ptp4l401ktimersoftd/302:16:483
106891360,1ptp4l401ktimersoftd/301:26:413
106891360,1ptp4l401ktimersoftd/300:57:513
106891360,0ptp4l401ktimersoftd/321:27:253
1773299359,3cyclictest5901-21date00:08:440
1773299359,3cyclictest3441-21timerwakeupswit22:49:120
1773299358,4cyclictest36982chrt23:33:270
1773299358,3cyclictest9889-21sendmail21:58:410
1773299357,3cyclictest19742-21cstates02:34:020
1773299355,4cyclictest0-21swapper/000:14:080
1773299352,7cyclictest25793-21apt-get21:23:530
1773299352,7cyclictest17107-21ssh01:59:000
1773299352,6cyclictest18000-21apt-get21:08:520
1773299352,4cyclictest0-21swapper/023:33:570
106891350,1ptp4l401ktimersoftd/302:04:513
106891350,1ptp4l401ktimersoftd/302:04:513
1774599341,4cyclictest0-21swapper/221:08:532
1773299348,4cyclictest30644-21tr21:33:540
1773299348,4cyclictest25682-21latency_hist00:28:440
1773299348,4cyclictest25682-21latency_hist00:28:440
1773299348,3cyclictest23108-21latency_hist21:18:400
1773299347,3cyclictest18935-21cut00:54:040
1773299347,3cyclictest10406-21cpuspeed_turbos01:19:000
1773299346,3cyclictest1333-21irqrtprio21:38:580
1773299342,5cyclictest14113-21apt-get23:43:550
1773299342,4cyclictest0-21swapper/022:43:530
1773299342,4cyclictest0-21swapper/022:43:530
17732993412,19cyclictest1055-21runrttasks01:23:490
17732993411,3cyclictest11308-21diskmemload23:58:570
106891340,0ptp4l401ktimersoftd/300:58:513
1774599330,5cyclictest0-21swapper/222:08:422
17738993319,8cyclictest25-21ksoftirqd/122:38:541
1773299339,4cyclictest233-21systemd-journal23:19:440
1773299338,3cyclictest860-21ssh01:09:030
1773299337,3cyclictest31895-21basename02:14:000
1773299337,3cyclictest21739-21timerandwakeup01:29:160
1773299332,5cyclictest12162-21apt-get01:53:580
106891330,2ptp4l4647-21kworker/3:022:59:143
106891330,1ptp4l401ktimersoftd/323:59:313
106891330,1ptp4l401ktimersoftd/323:54:403
106891330,1ptp4l401ktimersoftd/302:35:113
1774599325,10cyclictest33-21ksoftirqd/221:19:482
1773299329,5cyclictest46950irq/100-ens3-Tx02:19:000
1773299329,4cyclictest15810-21ssh00:50:230
1773299326,4cyclictest3962-21gltestperf00:39:010
17732993210,3cyclictest2782-21/usr/sbin/munin21:44:020
106891320,1ptp4l401ktimersoftd/321:44:033
106891320,1ptp4l401ktimersoftd/321:33:583
106891320,1ptp4l401ktimersoftd/300:10:523
1774599319,7cyclictest33-21ksoftirqd/223:21:332
1774599313,6cyclictest21039-21ssh02:02:502
1773299317,3cyclictest11308-21diskmemload02:04:010
1773299317,3cyclictest11308-21diskmemload02:04:010
1773299311,5cyclictest13113-21fschecks_time22:03:560
1773299311,4cyclictest18731-21ssh00:20:130
1773299310,6cyclictest101ktimersoftd/021:48:540
106891310,1ptp4l401ktimersoftd/321:40:303
17745993010,7cyclictest33-21ksoftirqd/221:58:502
1773299307,5cyclictest11308-21diskmemload01:01:250
1773299306,3cyclictest4746-21sh22:53:580
1774599298,7cyclictest33-21ksoftirqd/200:10:542
1774599297,6cyclictest33-21ksoftirqd/201:13:242
1774599294,16cyclictest33-21ksoftirqd/200:43:512
1774599290,5cyclictest0-21swapper/222:53:552
17738992923,3cyclictest25-21ksoftirqd/101:14:041
17749992821,4cyclictest41-21ksoftirqd/322:10:283
1774599289,7cyclictest33-21ksoftirqd/221:14:172
17745992811,6cyclictest33-21ksoftirqd/200:51:532
1774599280,6cyclictest11308-21diskmemload02:33:572
164742286,11sleep00-21swapper/021:04:030
106891280,1ptp4l401ktimersoftd/322:28:243
106891280,1ptp4l401ktimersoftd/321:54:273
106891280,0ptp4l401ktimersoftd/301:51:233
1774599278,6cyclictest33-21ksoftirqd/221:40:062
1774599277,16cyclictest20263-21cut22:18:562
1774599276,5cyclictest33-21ksoftirqd/223:29:002
1773899274,15cyclictest9202-21ssh23:38:561
1773899272,3cyclictest121rcu_preempt02:07:121
1773899272,3cyclictest121rcu_preempt02:07:121
17738992722,3cyclictest25-21ksoftirqd/100:24:041
17738992722,3cyclictest25-21ksoftirqd/100:24:041
17738992722,3cyclictest25-21ksoftirqd/100:03:431
17738992721,3cyclictest25-21ksoftirqd/121:58:421
1773299276,3cyclictest9-21ksoftirqd/022:29:520
106891270,11ptp4l401ktimersoftd/301:19:073
106891270,0ptp4l401ktimersoftd/323:04:393
17749992619,4cyclictest41-21ksoftirqd/322:04:133
1774599268,5cyclictest33-21ksoftirqd/201:40:452
1774599265,6cyclictest33-21ksoftirqd/223:05:252
1774599265,6cyclictest33-21ksoftirqd/221:52:462
1774599264,5cyclictest33-21ksoftirqd/221:35:082
17745992620,3cyclictest33-21ksoftirqd/201:06:072
17738992621,3cyclictest25-21ksoftirqd/121:33:591
17738992621,3cyclictest25-21ksoftirqd/102:14:161
17738992619,4cyclictest26906-21cron22:33:411
17738992619,4cyclictest25-21ksoftirqd/121:16:021
17738992618,5cyclictest25-21ksoftirqd/123:08:551
106891260,10ptp4l401ktimersoftd/322:32:503
609722519,3sleep125-21ksoftirqd/102:19:141
1774999252,17cyclictest0-21swapper/322:53:553
1774599258,9cyclictest33-21ksoftirqd/200:31:192
1774599255,7cyclictest33-21ksoftirqd/223:01:432
1774599251,5cyclictest0-21swapper/222:33:372
17738992518,4cyclictest25-21ksoftirqd/121:46:051
17738992518,4cyclictest25-21ksoftirqd/121:39:301
17738992518,4cyclictest25-21ksoftirqd/100:52:531
1773899251,21cyclictest10128-21sed00:44:151
106891250,1ptp4l401ktimersoftd/322:22:503
106891250,1ptp4l401ktimersoftd/322:15:103
106891250,1ptp4l401ktimersoftd/321:13:573
1774599246,6cyclictest33-21ksoftirqd/221:45:072
1774599245,8cyclictest33-21ksoftirqd/221:29:222
1774599242,5cyclictest0-21swapper/222:09:002
17745992417,4cyclictest33-21ksoftirqd/222:38:212
17738992419,3cyclictest25-21ksoftirqd/122:13:411
17738992419,3cyclictest25-21ksoftirqd/100:34:061
17738992419,3cyclictest25-21ksoftirqd/100:11:211
17738992417,4cyclictest7746-21gltestperf01:49:031
17738992417,4cyclictest25-21ksoftirqd/123:05:091
17738992417,4cyclictest25-21ksoftirqd/122:53:211
17738992417,4cyclictest25-21ksoftirqd/121:49:501
17738992416,4cyclictest25-21ksoftirqd/123:43:481
106891240,1ptp4l401ktimersoftd/322:52:033
106891240,1ptp4l401ktimersoftd/321:58:453
106891240,1ptp4l401ktimersoftd/321:28:533
106891240,1ptp4l401ktimersoftd/321:18:533
1774599234,6cyclictest33-21ksoftirqd/222:25:592
1774599230,7cyclictest321ktimersoftd/221:57:502
17738992317,4cyclictest25-21ksoftirqd/123:13:561
17738992317,4cyclictest25-21ksoftirqd/101:19:151
17738992317,3cyclictest25-21ksoftirqd/122:34:481
17738992317,3cyclictest25-21ksoftirqd/121:09:511
17738992317,3cyclictest25-21ksoftirqd/101:54:321
17738992316,5cyclictest25-21ksoftirqd/123:26:521
17738992316,3cyclictest25-21ksoftirqd/123:18:451
17738992314,4cyclictest241ktimersoftd/121:23:521
17732992317,3cyclictest9-21ksoftirqd/021:20:500
17738992217,3cyclictest25-21ksoftirqd/100:28:511
17738992217,3cyclictest25-21ksoftirqd/100:13:491
17738992216,3cyclictest25-21ksoftirqd/123:51:001
17738992216,3cyclictest25-21ksoftirqd/123:34:281
17738992216,3cyclictest25-21ksoftirqd/122:26:501
17738992215,4cyclictest25-21ksoftirqd/122:54:171
17738992215,4cyclictest17488-21grep01:59:031
17738992215,4cyclictest17025-21unixbench_singl01:24:161
17738992116,3cyclictest25-21ksoftirqd/100:43:451
17738992115,4cyclictest25-21ksoftirqd/122:17:241
17738992115,4cyclictest25-21ksoftirqd/121:22:241
17738992115,3cyclictest4654-21sh01:45:001
17738992115,3cyclictest4111-21sh00:05:461
17738992115,3cyclictest11659-21find21:59:041
17738992114,4cyclictest26943-21acpi02:08:581
17738992114,4cyclictest19876-21fschecks_count02:34:041
17738992114,4cyclictest19139-21latency_hist02:33:481
17738992114,4cyclictest12591-21sh02:26:191
17738992014,3cyclictest25-21ksoftirqd/121:30:491
17738992014,3cyclictest25-21ksoftirqd/101:40:251
17738992014,3cyclictest24916-21/usr/sbin/munin01:34:041
17738992014,3cyclictest24235-21sh23:54:001
17738992013,4cyclictest370-21sh01:08:561
17738992013,4cyclictest21884-21tail01:29:171
17738992012,3cyclictest25-21ksoftirqd/123:29:031
17738991915,3cyclictest25-21ksoftirqd/122:46:021
17738991915,3cyclictest25-21ksoftirqd/122:46:021
17738991913,4cyclictest1055-21runrttasks00:59:021
17738991913,3cyclictest19806-21timerandwakeup00:54:151
17738991912,4cyclictest8111-21cut22:59:061
17738991912,4cyclictest20565-21gltestperf22:18:591
17738991912,4cyclictest13004-21expr22:03:541
17738991813,3cyclictest25-21ksoftirqd/101:03:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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