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2026-06-16 - 10:45
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 Jun 16, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1620821730,1sleep20-21swapper/200:00:382
1022621490,5sleep12076999cyclictest22:43:001
1634321480,4sleep02076199cyclictest00:00:520
1068911050,4ptp4l401ktimersoftd/320:51:043
1068911050,4ptp4l401ktimersoftd/320:51:043
20162800,2sleep00-21swapper/001:58:150
134842760,2sleep10-21swapper/121:42:581
105791690,4getstats2078299cyclictest01:12:443
20782996652,6cyclictest41-21ksoftirqd/300:47:593
205582664,10sleep00-21swapper/020:51:230
205582664,10sleep00-21swapper/020:51:230
256982650,2sleep20-21swapper/223:03:042
20782996451,6cyclictest41-21ksoftirqd/300:32:573
325402630,2sleep20-21swapper/200:50:282
20782996148,6cyclictest41-21ksoftirqd/323:12:553
20782996148,6cyclictest41-21ksoftirqd/301:02:573
20782996148,6cyclictest41-21ksoftirqd/300:27:573
149932610,3sleep02076199cyclictest01:38:200
20782996046,6cyclictest41-21ksoftirqd/322:17:553
20782996046,6cyclictest41-21ksoftirqd/302:12:593
106891570,1ptp4l401ktimersoftd/323:23:303
20782995542,6cyclictest41-21ksoftirqd/321:57:533
87312530,2sleep20-21swapper/202:05:522
191432534,35sleep20-21swapper/220:47:582
191432534,35sleep20-21swapper/220:47:582
20782995241,4cyclictest41-21ksoftirqd/301:47:593
106891500,1ptp4l401ktimersoftd/323:20:363
75382490,1sleep10-21swapper/100:24:181
75382490,1sleep10-21swapper/100:24:181
20782994523,6cyclictest41-21ksoftirqd/323:43:053
20782994522,4cyclictest41-21ksoftirqd/321:32:563
20782994432,6cyclictest41-21ksoftirqd/322:22:553
20782994432,5cyclictest41-21ksoftirqd/321:47:563
106891440,1ptp4l401ktimersoftd/322:54:043
106891430,0ptp4l401ktimersoftd/301:15:303
106891420,2ptp4l18083-21kworker/3:122:38:573
106891420,2ptp4l18083-21kworker/3:122:38:573
106891420,1ptp4l401ktimersoftd/321:02:583
20782994031,4cyclictest41-21ksoftirqd/323:27:563
20782994028,6cyclictest41-21ksoftirqd/302:07:583
20782994028,6cyclictest41-21ksoftirqd/302:07:583
106891400,1ptp4l401ktimersoftd/301:54:573
106891400,1ptp4l401ktimersoftd/301:22:443
20782993932,3cyclictest41-21ksoftirqd/301:58:493
20782993926,3cyclictest41-21ksoftirqd/301:43:193
106891390,1ptp4l401ktimersoftd/323:37:563
106891390,1ptp4l401ktimersoftd/323:03:063
106891390,1ptp4l401ktimersoftd/322:58:573
106891380,1ptp4l401ktimersoftd/323:35:033
106891380,1ptp4l401ktimersoftd/323:10:053
106891380,1ptp4l401ktimersoftd/321:00:503
106891380,1ptp4l401ktimersoftd/302:04:523
106891380,1ptp4l401ktimersoftd/301:31:533
106891380,1ptp4l401ktimersoftd/301:24:483
106891380,1ptp4l401ktimersoftd/300:59:283
106891380,1ptp4l401ktimersoftd/300:44:193
106891380,1ptp4l401ktimersoftd/300:16:243
106891380,1ptp4l401ktimersoftd/300:16:243
106891380,1ptp4l401ktimersoftd/300:09:533
106891370,1ptp4l401ktimersoftd/323:49:023
106891370,1ptp4l401ktimersoftd/321:42:373
106891370,1ptp4l401ktimersoftd/301:38:093
106891370,1ptp4l401ktimersoftd/300:54:363
106891370,1ptp4l401ktimersoftd/300:40:493
106891370,0ptp4l401ktimersoftd/300:19:563
20782993629,3cyclictest41-21ksoftirqd/321:12:513
20761993629,4cyclictest3184-21idleruntime-cro21:22:410
106891360,1ptp4l401ktimersoftd/302:20:523
106891360,1ptp4l401ktimersoftd/302:20:523
106891360,1ptp4l401ktimersoftd/300:04:183
106891360,1ptp4l401ktimersoftd/300:00:103
106891360,0ptp4l401ktimersoftd/322:37:423
2078299351,3cyclictest121rcu_preempt21:12:413
2076199352,30cyclictest10288-21cron21:37:410
106891350,0ptp4l401ktimersoftd/323:54:513
106891350,0ptp4l401ktimersoftd/322:08:033
106891340,1ptp4l401ktimersoftd/300:23:483
106891340,1ptp4l401ktimersoftd/300:23:483
106891330,1ptp4l401ktimersoftd/301:36:263
20782993227,3cyclictest41-21ksoftirqd/321:42:523
20782993227,3cyclictest41-21ksoftirqd/321:22:413
20782993124,3cyclictest41-21ksoftirqd/322:47:593
106891310,0ptp4l401ktimersoftd/322:28:043
106891310,0ptp4l401ktimersoftd/321:29:523
2078299304,4cyclictest41-21ksoftirqd/321:52:563
20782993025,3cyclictest41-21ksoftirqd/321:22:573
2078299302,3cyclictest131rcu_sched20:57:403
20782993020,8cyclictest41-21ksoftirqd/322:03:013
20782992924,3cyclictest41-21ksoftirqd/322:42:583
20782992923,3cyclictest41-21ksoftirqd/322:12:553
20773992922,4cyclictest33-21ksoftirqd/201:07:312
20769992924,3cyclictest25-21ksoftirqd/101:22:461
20773992821,4cyclictest33-21ksoftirqd/221:47:452
2077399281,3cyclictest121rcu_preempt01:46:302
20769992823,3cyclictest25-21ksoftirqd/121:12:531
20769992822,3cyclictest25-21ksoftirqd/123:12:561
186142286,10sleep10-21swapper/120:47:521
186142286,10sleep10-21swapper/120:47:521
130422280,4sleep22077399cyclictest00:30:252
309092270,3sleep22077399cyclictest23:42:552
20773992721,3cyclictest33-21ksoftirqd/200:36:222
20773992710,14cyclictest33-21ksoftirqd/221:22:412
20769992722,3cyclictest25-21ksoftirqd/123:02:431
20769992721,4cyclictest25-21ksoftirqd/122:02:421
20769992720,4cyclictest25-21ksoftirqd/123:03:051
20761992722,3cyclictest9-21ksoftirqd/020:57:400
20761992721,3cyclictest9-21ksoftirqd/000:27:580
20761992715,9cyclictest9-21ksoftirqd/001:01:050
55532260,2sleep20-21swapper/223:16:502
20773992620,3cyclictest33-21ksoftirqd/221:56:022
20773992620,3cyclictest33-21ksoftirqd/201:37:582
20773992619,4cyclictest33-21ksoftirqd/222:29:122
20773992619,4cyclictest33-21ksoftirqd/222:25:592
20773992619,4cyclictest33-21ksoftirqd/202:10:462
20773992619,4cyclictest33-21ksoftirqd/202:10:462
20769992621,3cyclictest25-21ksoftirqd/100:52:591
20769992621,2cyclictest25-21ksoftirqd/100:32:461
20769992620,3cyclictest25-21ksoftirqd/123:52:591
20769992620,3cyclictest25-21ksoftirqd/121:07:591
20769992619,4cyclictest25-21ksoftirqd/122:25:261
20761992620,3cyclictest9-21ksoftirqd/022:34:310
20773992519,3cyclictest33-21ksoftirqd/222:51:262
20773992519,3cyclictest33-21ksoftirqd/221:44:152
20773992519,3cyclictest33-21ksoftirqd/221:23:202
20773992518,4cyclictest33-21ksoftirqd/223:30:592
20773992518,4cyclictest33-21ksoftirqd/201:34:092
20769992521,2cyclictest25-21ksoftirqd/123:07:561
20769992520,3cyclictest25-21ksoftirqd/101:47:491
20769992519,3cyclictest25-21ksoftirqd/122:51:421
20769992519,3cyclictest25-21ksoftirqd/122:42:141
20769992519,3cyclictest25-21ksoftirqd/122:42:141
20769992519,3cyclictest25-21ksoftirqd/101:13:071
20769992519,3cyclictest25-21ksoftirqd/100:47:451
20769992518,4cyclictest25-21ksoftirqd/122:35:091
20769992518,4cyclictest25-21ksoftirqd/122:19:271
20769992518,4cyclictest25-21ksoftirqd/121:53:541
20769992514,5cyclictest8251-21apt-get01:32:571
20761992520,3cyclictest9-21ksoftirqd/002:12:130
20761992520,3cyclictest9-21ksoftirqd/002:12:130
20761992520,3cyclictest9-21ksoftirqd/000:48:060
20761992519,3cyclictest9-21ksoftirqd/021:57:520
20761992518,4cyclictest9-21ksoftirqd/022:09:230
20761992518,4cyclictest9-21ksoftirqd/021:17:400
198102250,20sleep113888-21diskmemload01:10:561
192992250,2sleep00-21swapper/022:57:570
269362240,4sleep2311rcuc/201:52:112
20773992418,3cyclictest33-21ksoftirqd/221:11:072
20773992418,3cyclictest33-21ksoftirqd/201:24:372
20773992417,4cyclictest33-21ksoftirqd/222:43:372
20773992417,4cyclictest33-21ksoftirqd/222:12:382
20773992417,4cyclictest33-21ksoftirqd/222:01:342
20773992417,4cyclictest33-21ksoftirqd/221:34:122
20769992419,3cyclictest25-21ksoftirqd/123:32:571
20769992419,3cyclictest25-21ksoftirqd/101:43:161
20769992419,3cyclictest25-21ksoftirqd/100:12:441
20769992419,3cyclictest25-21ksoftirqd/100:02:571
20769992417,4cyclictest25-21ksoftirqd/122:08:231
20769992417,4cyclictest25-21ksoftirqd/120:55:131
20761992418,4cyclictest9-21ksoftirqd/022:04:010
20761992418,3cyclictest9-21ksoftirqd/022:29:370
20761992418,3cyclictest9-21ksoftirqd/022:22:230
20761992417,4cyclictest9-21ksoftirqd/022:16:130
2076199241,20cyclictest26888-21cut21:02:560
20769992320,2cyclictest25-21ksoftirqd/101:28:011
20769992318,3cyclictest25-21ksoftirqd/123:32:441
20769992318,3cyclictest25-21ksoftirqd/101:03:041
20769992317,3cyclictest25-21ksoftirqd/123:23:131
20769992316,4cyclictest25-21ksoftirqd/120:57:591
20761992318,3cyclictest9-21ksoftirqd/022:41:020
20761992318,3cyclictest9-21ksoftirqd/022:41:020
20761992317,3cyclictest9-21ksoftirqd/020:59:150
186572230,2sleep00-21swapper/023:29:130
169742230,4sleep12076999cyclictest22:54:361
2077399222,12cyclictest47150irq/102-ens3-Tx01:52:592
20773992216,3cyclictest33-21ksoftirqd/223:21:342
20773992216,3cyclictest33-21ksoftirqd/222:35:022
20773992216,3cyclictest33-21ksoftirqd/220:53:432
20773992216,3cyclictest33-21ksoftirqd/200:57:552
20773992216,3cyclictest33-21ksoftirqd/200:15:262
20773992216,3cyclictest33-21ksoftirqd/200:15:262
20773992215,4cyclictest33-21ksoftirqd/222:41:492
20773992215,4cyclictest33-21ksoftirqd/222:41:492
20773992215,4cyclictest33-21ksoftirqd/222:03:392
20773992215,4cyclictest33-21ksoftirqd/221:15:092
20773992215,4cyclictest24482-21/usr/sbin/munin00:43:032
2077399221,17cyclictest8127-21apt-get23:52:562
2076999224,9cyclictest30826-21ssh23:42:541
2076999224,11cyclictest12985-21ssh23:57:561
20769992219,2cyclictest25-21ksoftirqd/100:15:031
20769992219,2cyclictest25-21ksoftirqd/100:15:031
20769992217,3cyclictest25-21ksoftirqd/101:02:461
20769992217,3cyclictest25-21ksoftirqd/100:48:031
20769992216,3cyclictest25-21ksoftirqd/102:22:481
20769992216,3cyclictest25-21ksoftirqd/102:22:481
20769992215,4cyclictest25-21ksoftirqd/121:28:531
20769992215,4cyclictest25-21ksoftirqd/121:19:091
20769992213,4cyclictest17768-21latency_hist01:42:471
2076199222,17cyclictest6438-21cut00:23:090
2076199222,17cyclictest6438-21cut00:23:090
20761992217,3cyclictest9-21ksoftirqd/023:08:130
20761992217,3cyclictest9-21ksoftirqd/022:23:480
20761992217,3cyclictest9-21ksoftirqd/000:43:040
20761992216,4cyclictest9-21ksoftirqd/021:44:020
20761992216,3cyclictest9-21ksoftirqd/022:47:570
20761992216,3cyclictest9-21ksoftirqd/001:54:060
20761992215,4cyclictest9-21ksoftirqd/021:40:200
20761992215,4cyclictest9-21ksoftirqd/021:27:190
20761992215,4cyclictest1714-21grep23:12:560
177812220,18sleep00-21swapper/002:14:220
2077399212,9cyclictest26122-21ssh01:17:582
20773992115,3cyclictest33-21ksoftirqd/221:31:552
20773992115,3cyclictest33-21ksoftirqd/202:13:312
20773992114,4cyclictest7552-21sh00:24:192
20773992114,4cyclictest7552-21sh00:24:192
20773992114,4cyclictest4844-21sed00:22:452
20773992114,4cyclictest3703-21gltestperf23:48:002
20773992114,4cyclictest25257-21sh23:37:132
20773992114,4cyclictest16261-21sh22:53:242
20769992116,3cyclictest25-21ksoftirqd/122:27:591
20769992116,3cyclictest25-21ksoftirqd/102:13:081
20769992116,3cyclictest25-21ksoftirqd/102:08:051
20769992116,3cyclictest25-21ksoftirqd/102:08:051
20769992115,4cyclictest25-21ksoftirqd/121:03:561
20769992115,3cyclictest8514-21grep21:32:551
20769992115,3cyclictest25-21ksoftirqd/101:53:171
20769992115,3cyclictest25-21ksoftirqd/100:42:361
20769992114,4cyclictest6844-21sh23:51:131
20769992113,5cyclictest32213-21wc01:23:061
20769992113,5cyclictest10516-21if_enp1s000:28:021
20769992113,4cyclictest4674-21sendmail00:22:441
2076999211,17cyclictest26455-21tail23:37:591
20761992116,3cyclictest9-21ksoftirqd/001:44:030
20761992116,3cyclictest9-21ksoftirqd/000:08:000
20761992115,3cyclictest6949-21timedrift02:03:150
20761992115,3cyclictest15638-21grep21:47:590
20761992114,4cyclictest9-21ksoftirqd/022:57:040
20761992114,4cyclictest694-21sh01:23:460
20761992113,6cyclictest9-21ksoftirqd/000:38:100
20761992113,5cyclictest8474-21tune2fs23:53:000
20761992112,5cyclictest6644-21grep23:17:570
2076199211,13cyclictest8258-21ssh01:32:570
2076199210,2cyclictest121rcu_preempt01:03:000
20773992014,3cyclictest29106-21/usr/sbin/munin23:07:562
20773992014,3cyclictest28317-21sh23:39:072
20773992014,3cyclictest15344-21sh23:26:532
20773992013,4cyclictest33-21ksoftirqd/201:14:412
20773992013,4cyclictest18289-21sh01:08:172
20773992013,4cyclictest13888-21diskmemload00:53:052
20773992013,4cyclictest11216-21if_err_enp1s0.121:37:592
2077399201,16cyclictest22216-21ssh23:00:082
20769992016,2cyclictest0-21swapper/122:13:081
20769992015,3cyclictest25-21ksoftirqd/121:39:301
20769992015,3cyclictest25-21ksoftirqd/121:25:551
20769992013,4cyclictest25-21ksoftirqd/121:47:481
20769992010,5cyclictest6462-21missed_timers02:03:071
20761992015,3cyclictest9-21ksoftirqd/023:34:380
20761992015,3cyclictest9-21ksoftirqd/021:07:560
20761992015,3cyclictest9-21ksoftirqd/000:07:440
20761992014,3cyclictest9-21ksoftirqd/021:53:450
20761992013,4cyclictest13888-21diskmemload00:18:220
20761992010,7cyclictest7864-21cron01:32:470
2077399191,5cyclictest3404-21apt-get01:27:582
20773991913,4cyclictest21586-21mailstats02:18:112
20773991913,4cyclictest21586-21mailstats02:18:112
20773991913,3cyclictest29946-21cat22:17:552
20773991913,3cyclictest27944-21timerwakeupswit21:03:082
20773991913,3cyclictest25411-21swap20:58:082
20773991913,3cyclictest25008-21sh00:09:002
20773991913,3cyclictest17695-21sh00:02:482
20773991912,4cyclictest32529-21sh01:57:522
20773991912,4cyclictest21767-21sh00:38:402
20769991913,3cyclictest25-21ksoftirqd/122:07:411
20769991911,4cyclictest1150-21irqrtprio01:58:051
2076999190,16cyclictest9588-21ssh23:20:231
2076199191,4cyclictest9938-21hddtemp_smartct22:42:580
20761991913,4cyclictest9-21ksoftirqd/001:17:570
20761991913,4cyclictest13888-21diskmemload00:35:190
20761991913,3cyclictest3388-21sh23:47:570
20761991913,3cyclictest32481-21wc23:43:110
20761991912,4cyclictest4739-21ssh00:55:040
20761991912,4cyclictest26730-21sh23:04:090
20761991912,4cyclictest13888-21diskmemload23:38:300
20761991912,4cyclictest13888-21diskmemload02:20:140
20761991912,4cyclictest13888-21diskmemload02:20:140
20761991912,4cyclictest13888-21diskmemload00:16:280
20761991912,4cyclictest13888-21diskmemload00:16:280
20761991912,4cyclictest11566-21cstates23:22:570
20761991911,4cyclictest13888-21diskmemload01:12:470
20773991811,4cyclictest27801-21tr22:12:542
20761991812,3cyclictest6997-21phc2sys-jitter21:28:010
20761991811,4cyclictest22992-21grep01:48:000
20761991811,4cyclictest17832-21tr01:08:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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