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2026-04-07 - 00:09
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 Mon Apr 06, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911000,4ptp4l401ktimersoftd/308:08:513
1068911000,4ptp4l401ktimersoftd/308:08:513
256202890,3sleep341-21ksoftirqd/309:08:423
106891690,1ptp4l401ktimersoftd/313:09:493
55582610,2sleep20-21swapper/213:10:502
61062560,2sleep00-21swapper/008:28:400
30711995650,3cyclictest41-21ksoftirqd/311:28:563
30697995612,22cyclictest1011-21missed_timers08:18:410
54532550,3sleep23070799cyclictest10:26:412
3069799550,35cyclictest24258-21diskmemload12:26:460
30711995246,3cyclictest41-21ksoftirqd/311:08:573
143291520,1getstats0-21swapper/312:01:253
30711995144,4cyclictest41-21ksoftirqd/309:53:533
303162514,36sleep10-21swapper/108:10:011
303162514,36sleep10-21swapper/108:10:011
30711995044,3cyclictest41-21ksoftirqd/313:19:003
30701995031,9cyclictest24258-21diskmemload12:59:001
30711994943,3cyclictest41-21ksoftirqd/309:38:523
30711994842,3cyclictest41-21ksoftirqd/309:23:533
30711994741,3cyclictest41-21ksoftirqd/310:08:553
30711994741,3cyclictest41-21ksoftirqd/308:28:523
106891470,1ptp4l401ktimersoftd/310:32:373
30711994640,3cyclictest41-21ksoftirqd/311:18:573
30711994640,3cyclictest41-21ksoftirqd/309:08:533
30711994539,3cyclictest41-21ksoftirqd/309:58:553
30711994539,3cyclictest41-21ksoftirqd/309:58:553
30711994539,3cyclictest41-21ksoftirqd/308:58:453
30711994516,4cyclictest41-21ksoftirqd/313:03:463
30711994414,7cyclictest41-21ksoftirqd/313:43:473
106891440,1ptp4l401ktimersoftd/311:48:133
30711994337,3cyclictest41-21ksoftirqd/313:03:583
30697994120,18cyclictest9-21ksoftirqd/009:04:570
30697994114,24cyclictest14700-21tail08:44:010
30711994023,4cyclictest41-21ksoftirqd/312:38:463
30711994023,13cyclictest41-21ksoftirqd/312:13:453
3069799400,2cyclictest0-21swapper/009:23:520
106891400,1ptp4l401ktimersoftd/312:17:363
106891400,1ptp4l401ktimersoftd/311:04:203
3069799392,32cyclictest0-21swapper/011:03:560
30697993911,24cyclictest26234-21irqrtprio12:59:060
30697993911,24cyclictest22509-21sh11:49:080
30697993911,24cyclictest22509-21sh11:49:080
106891390,1ptp4l401ktimersoftd/312:48:363
106891390,1ptp4l401ktimersoftd/312:42:223
106891390,1ptp4l401ktimersoftd/308:23:543
30711993827,3cyclictest41-21ksoftirqd/310:34:063
30707993832,3cyclictest33-21ksoftirqd/213:24:002
3070799380,15cyclictest30688-21cyclictest11:44:002
3069799382,5cyclictest0-21swapper/013:03:580
3069799382,4cyclictest0-21swapper/008:53:520
3069799381,5cyclictest0-21swapper/013:13:590
30697993812,22cyclictest30656-21expr09:18:540
30697993812,22cyclictest27816-21sh13:34:040
3069799380,35cyclictest24258-21diskmemload13:31:400
3069799380,35cyclictest24258-21diskmemload13:31:400
3038023818,9sleep20-21swapper/208:10:512
3038023818,9sleep20-21swapper/208:10:512
106891380,1ptp4l401ktimersoftd/313:16:153
106891380,1ptp4l401ktimersoftd/312:56:113
106891380,1ptp4l401ktimersoftd/311:55:193
106891380,1ptp4l401ktimersoftd/311:51:003
106891380,1ptp4l401ktimersoftd/311:51:003
106891380,1ptp4l401ktimersoftd/311:38:583
106891380,1ptp4l401ktimersoftd/311:38:583
106891380,1ptp4l401ktimersoftd/310:58:023
106891380,1ptp4l401ktimersoftd/310:48:593
106891380,1ptp4l401ktimersoftd/310:19:173
30711993730,3cyclictest41-21ksoftirqd/310:58:563
3071199372,9cyclictest41-21ksoftirqd/310:43:553
30711993729,4cyclictest41-21ksoftirqd/309:48:543
30711993723,10cyclictest41-21ksoftirqd/311:14:003
3069799373,5cyclictest0-21swapper/010:43:520
3069799372,6cyclictest26996-21apt-get10:48:550
3069799372,4cyclictest0-21swapper/012:08:560
3069799372,4cyclictest0-21swapper/008:13:510
3069799372,10cyclictest17121-21apt-get10:38:550
3069799371,32cyclictest0-21swapper/011:33:560
30697993711,23cyclictest24258-21diskmemload12:06:580
30697993711,22cyclictest26233-21if_enp1s009:08:590
30697993711,22cyclictest24258-21diskmemload12:44:020
30697993710,24cyclictest20493-21ptp4l11:14:060
106891370,1ptp4l401ktimersoftd/313:34:323
106891370,1ptp4l401ktimersoftd/313:33:203
106891370,1ptp4l401ktimersoftd/313:33:203
106891370,1ptp4l401ktimersoftd/313:23:593
106891370,1ptp4l401ktimersoftd/312:29:513
106891370,1ptp4l401ktimersoftd/312:27:593
106891370,1ptp4l401ktimersoftd/312:18:493
106891370,1ptp4l401ktimersoftd/311:37:413
106891370,1ptp4l401ktimersoftd/311:24:533
106891370,0ptp4l401ktimersoftd/312:49:543
30711993616,3cyclictest41-21ksoftirqd/308:13:563
3069799369,24cyclictest464-21latency_hist12:33:460
3069799369,23cyclictest9184-21timerandwakeup09:39:080
3069799363,5cyclictest0-21swapper/009:43:530
3069799362,4cyclictest0-21swapper/010:53:550
30697993612,21cyclictest24258-21diskmemload11:24:170
30697993611,22cyclictest69112chrt12:39:040
30697993611,22cyclictest24258-21diskmemload13:38:560
30697993610,23cyclictest17005-21irqrtprio11:44:030
3069799360,33cyclictest11797-21gltestperf11:39:010
3069799360,33cyclictest11797-21gltestperf11:39:010
3069799360,33cyclictest0-21swapper/012:14:070
106891360,1ptp4l401ktimersoftd/312:08:343
106891360,1ptp4l401ktimersoftd/310:23:473
106891360,1ptp4l401ktimersoftd/310:15:513
30711993530,3cyclictest41-21ksoftirqd/308:43:403
30711993528,4cyclictest41-21ksoftirqd/309:13:533
30711993528,3cyclictest41-21ksoftirqd/308:58:413
30711993524,3cyclictest41-21ksoftirqd/308:48:573
30711993512,4cyclictest41-21ksoftirqd/310:04:033
3069799358,24cyclictest7191-21grep10:28:570
3069799358,24cyclictest30672-21cat10:19:030
3069799358,24cyclictest2159-21cat11:29:020
3069799358,24cyclictest19108-21sed09:59:120
3069799358,24cyclictest19108-21sed09:59:120
3069799358,24cyclictest16136-21gltestperf12:49:020
3069799358,24cyclictest12656-21grep10:33:590
3069799352,6cyclictest32720-21snmp_o5powerctl11:59:120
3069799352,5cyclictest11267-21apt-get08:38:520
3069799352,3cyclictest0-21swapper/008:48:530
3069799352,29cyclictest2558-21grep10:23:580
3069799351,4cyclictest0-21swapper/010:03:530
30697993512,20cyclictest24258-21diskmemload12:20:340
30697993512,20cyclictest24258-21diskmemload11:56:540
30697993512,20cyclictest14447-21cstates11:08:570
30697993511,21cyclictest29064-21memory09:14:000
30697993511,21cyclictest24258-21diskmemload10:14:590
30711993411,4cyclictest41-21ksoftirqd/309:34:043
30707993421,10cyclictest33-21ksoftirqd/210:39:022
3069799349,22cyclictest4524-21sed09:29:100
3069799348,23cyclictest24189-21cpuspeed_turbos11:18:580
3069799348,22cyclictest8536-21sed08:33:410
3069799342,29cyclictest1435-21awk12:34:030
3069799341,4cyclictest2793-21apt-get13:08:590
3069799340,31cyclictest9056-21cut08:33:550
3071199337,3cyclictest121rcu_preempt09:43:543
30711993327,3cyclictest41-21ksoftirqd/309:19:093
3071199332,12cyclictest41-21ksoftirqd/308:38:413
30711993311,4cyclictest41-21ksoftirqd/308:44:023
30707993327,3cyclictest33-21ksoftirqd/212:09:032
3069799338,22cyclictest20535-21bc12:53:570
3069799337,4cyclictest20791-21apt-key08:58:420
3069799334,26cyclictest0-21swapper/013:19:040
3069799332,5cyclictest5375-21apt-get09:33:530
3069799331,3cyclictest0-21swapper/013:24:000
106891330,1ptp4l401ktimersoftd/310:39:373
106891330,1ptp4l401ktimersoftd/309:31:393
30707993227,3cyclictest33-21ksoftirqd/212:43:462
30707993226,3cyclictest33-21ksoftirqd/210:08:422
30707993125,3cyclictest33-21ksoftirqd/211:39:032
30707993125,3cyclictest33-21ksoftirqd/211:39:032
3069799317,3cyclictest30835-21grep08:13:400
3069799317,3cyclictest30835-21grep08:13:400
3069799316,4cyclictest22402-21cat10:08:570
3069799315,3cyclictest13742-21/usr/sbin/munin09:49:030
3069799311,5cyclictest5620-21ssh10:59:050
106891310,0ptp4l401ktimersoftd/308:22:403
3070799303,4cyclictest33-21ksoftirqd/212:24:182
30707993025,3cyclictest33-21ksoftirqd/212:53:462
30707993025,3cyclictest33-21ksoftirqd/209:48:562
30707993024,3cyclictest33-21ksoftirqd/209:28:412
30707993024,3cyclictest33-21ksoftirqd/209:28:412
3070199304,15cyclictest11360-21ssh11:38:571
3070199304,15cyclictest11360-21ssh11:38:571
3069799301,5cyclictest16713-21unixbench_singl09:54:100
30707992924,3cyclictest33-21ksoftirqd/211:29:032
30707992923,3cyclictest33-21ksoftirqd/211:24:022
30707992923,3cyclictest33-21ksoftirqd/208:58:412
30707992923,3cyclictest33-21ksoftirqd/208:18:402
30707992917,6cyclictest33-21ksoftirqd/211:48:592
30707992917,6cyclictest33-21ksoftirqd/211:48:592
137332290,4sleep13070199cyclictest09:49:021
318712286,7sleep233-21ksoftirqd/210:19:562
30707992823,3cyclictest33-21ksoftirqd/211:13:442
30707992822,3cyclictest33-21ksoftirqd/213:34:092
30707992822,3cyclictest33-21ksoftirqd/213:08:462
30707992822,3cyclictest33-21ksoftirqd/211:03:582
30707992821,4cyclictest3685-21sh12:35:562
30707992814,11cyclictest33-21ksoftirqd/210:48:592
30707992810,16cyclictest33-21ksoftirqd/212:08:002
3070199284,14cyclictest17127-21ssh10:38:541
30701992821,5cyclictest25-21ksoftirqd/112:49:151
3070199281,24cyclictest2241-21cut08:18:591
143882280,2sleep10-21swapper/112:47:121
30707992722,3cyclictest33-21ksoftirqd/213:39:192
30707992722,3cyclictest33-21ksoftirqd/210:28:572
30707992722,3cyclictest33-21ksoftirqd/209:38:592
30707992721,3cyclictest33-21ksoftirqd/208:58:532
30707992720,4cyclictest33-21ksoftirqd/209:55:102
30701992721,4cyclictest25-21ksoftirqd/109:03:411
30701992721,3cyclictest25-21ksoftirqd/112:38:461
30701992721,3cyclictest25-21ksoftirqd/109:14:311
3070799262,3cyclictest33-21ksoftirqd/213:33:472
3070799262,3cyclictest33-21ksoftirqd/213:33:472
30707992621,3cyclictest33-21ksoftirqd/211:19:202
30707992620,3cyclictest33-21ksoftirqd/213:19:062
30707992620,3cyclictest33-21ksoftirqd/212:03:452
30707992619,4cyclictest33-21ksoftirqd/208:20:032
3070799260,3cyclictest121rcu_preempt10:15:102
3070199263,20cyclictest2496-21munin-run09:28:411
3070199263,20cyclictest21916-21tr11:49:041
3070199263,20cyclictest21916-21tr11:49:041
3070199263,10cyclictest32088-21apt-get13:39:011
30701992620,3cyclictest25-21ksoftirqd/111:19:441
30701992620,3cyclictest25-21ksoftirqd/111:13:581
30701992620,3cyclictest25-21ksoftirqd/110:58:571
30701992619,4cyclictest25-21ksoftirqd/111:54:331
30701992619,4cyclictest25-21ksoftirqd/108:26:241
295122260,3sleep129510-21ssh10:18:531
2695722619,3sleep125-21ksoftirqd/109:09:051
30707992520,3cyclictest33-21ksoftirqd/208:33:582
30707992519,3cyclictest33-21ksoftirqd/213:14:052
30707992519,3cyclictest33-21ksoftirqd/210:08:562
30707992519,3cyclictest33-21ksoftirqd/209:59:022
30707992519,3cyclictest33-21ksoftirqd/209:59:022
30707992519,3cyclictest33-21ksoftirqd/209:23:422
30707992519,3cyclictest33-21ksoftirqd/209:13:592
30707992518,4cyclictest33-21ksoftirqd/210:46:212
30707992518,4cyclictest33-21ksoftirqd/208:40:352
30701992520,3cyclictest25-21ksoftirqd/113:04:051
30701992520,3cyclictest25-21ksoftirqd/112:53:581
30701992518,4cyclictest25-21ksoftirqd/109:21:531
216192250,2sleep10-21swapper/112:21:281
164642250,2sleep10-21swapper/111:09:491
3070799247,3cyclictest33-21ksoftirqd/213:00:492
30707992420,3cyclictest33-21ksoftirqd/212:48:472
30707992419,3cyclictest33-21ksoftirqd/210:58:572
30707992419,3cyclictest33-21ksoftirqd/210:58:442
30707992419,3cyclictest33-21ksoftirqd/208:48:412
30707992418,3cyclictest33-21ksoftirqd/209:43:552
30707992418,3cyclictest33-21ksoftirqd/209:38:412
30707992418,3cyclictest33-21ksoftirqd/208:28:532
3070799241,3cyclictest33-21ksoftirqd/211:17:102
3070199242,15cyclictest47050irq/101-ens3-Tx12:23:571
30701992420,2cyclictest25-21ksoftirqd/113:24:331
30701992418,3cyclictest25-21ksoftirqd/109:57:061
30701992417,4cyclictest25-21ksoftirqd/110:03:521
30701992417,4cyclictest2083-21ssh10:55:271
3070799234,2cyclictest121rcu_preempt12:55:262
30707992318,3cyclictest33-21ksoftirqd/212:19:052
30707992318,3cyclictest33-21ksoftirqd/211:54:042
30707992318,3cyclictest33-21ksoftirqd/209:03:542
30707992318,3cyclictest33-21ksoftirqd/208:48:592
30707992317,4cyclictest33-21ksoftirqd/212:28:582
3070199233,14cyclictest64-21kswapd011:23:551
30701992318,3cyclictest25-21ksoftirqd/113:09:021
30701992318,3cyclictest25-21ksoftirqd/111:44:471
30701992318,3cyclictest25-21ksoftirqd/111:29:001
30701992318,3cyclictest25-21ksoftirqd/110:34:591
30701992318,3cyclictest25-21ksoftirqd/110:33:431
30701992318,3cyclictest25-21ksoftirqd/108:53:561
30701992318,3cyclictest25-21ksoftirqd/108:38:411
30701992317,4cyclictest25-21ksoftirqd/109:29:001
30701992317,3cyclictest25-21ksoftirqd/110:23:591
30701992317,3cyclictest25-21ksoftirqd/109:43:451
30701992317,3cyclictest25-21ksoftirqd/108:49:381
30701992316,4cyclictest25-21ksoftirqd/108:41:101
30701992310,9cyclictest25-21ksoftirqd/110:09:001
30707992217,3cyclictest33-21ksoftirqd/211:34:002
30707992217,3cyclictest33-21ksoftirqd/209:08:552
30707992216,3cyclictest33-21ksoftirqd/208:23:572
30707992213,8cyclictest33-21ksoftirqd/212:14:122
30701992217,3cyclictest25-21ksoftirqd/112:04:041
30701992217,3cyclictest25-21ksoftirqd/111:33:591
30701992217,3cyclictest25-21ksoftirqd/111:04:001
30701992217,3cyclictest25-21ksoftirqd/109:34:291
30701992216,3cyclictest25-21ksoftirqd/108:47:461
30701992216,3cyclictest25-21ksoftirqd/108:28:471
3070199221,5cyclictest30880-21rm12:30:251
30701992116,3cyclictest25-21ksoftirqd/113:29:011
30701992116,3cyclictest25-21ksoftirqd/113:29:011
30701992116,3cyclictest25-21ksoftirqd/112:09:111
3070199211,5cyclictest24258-21diskmemload10:16:561
30701992115,3cyclictest25-21ksoftirqd/110:02:461
30701992115,3cyclictest25-21ksoftirqd/110:02:461
30701992114,4cyclictest25-21ksoftirqd/109:38:511
30701992114,3cyclictest1055-21runrttasks10:47:531
123792210,2sleep20-21swapper/210:33:562
30701992015,3cyclictest25-21ksoftirqd/109:03:591
30701992014,4cyclictest25-21ksoftirqd/113:14:091
30701992013,4cyclictest28774-21wc13:34:151
30701991914,3cyclictest25-21ksoftirqd/112:39:041
30701991914,3cyclictest25-21ksoftirqd/111:58:591
30701991913,3cyclictest28817-21sh10:49:121
30701991913,3cyclictest25-21ksoftirqd/113:19:011
30701991913,3cyclictest13458-21sh12:13:531
30701991912,4cyclictest31258-21expr08:13:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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