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2026-03-23 - 18:38
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 all highest latencies:
System rackbslot6.osadl.org (updated Mon Mar 23, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1704521710,5sleep12597799cyclictest12:16:021
1704521710,5sleep12597799cyclictest12:16:021
1896921700,4sleep22598199cyclictest10:36:342
519221660,5sleep32599099cyclictest12:02:223
1263621570,5sleep12597799cyclictest12:44:041
1222521550,4sleep12597799cyclictest13:16:281
3128721540,3sleep32599099cyclictest12:30:213
72721510,2sleep00-21swapper/010:19:210
1068911180,7ptp4l23347-21kworker/3:108:02:393
70532760,4sleep22598199cyclictest12:05:392
25981997562,6cyclictest33-21ksoftirqd/212:26:122
203022720,15sleep30-21swapper/311:11:243
274392650,2sleep30-21swapper/309:11:273
106891650,10ptp4l401ktimersoftd/311:21:433
106891630,1ptp4l401ktimersoftd/310:06:503
102532600,2sleep20-21swapper/211:01:232
276262580,1sleep10-21swapper/113:32:261
2597799552,8cyclictest25-21ksoftirqd/112:21:141
106891550,1ptp4l401ktimersoftd/311:50:553
25981995443,6cyclictest33-21ksoftirqd/208:11:072
206462540,2sleep30-21swapper/312:19:013
56482530,4sleep32599099cyclictest12:36:233
25981995341,5cyclictest33-21ksoftirqd/211:06:112
257702533,39sleep00-21swapper/008:04:400
25977995222,8cyclictest25-21ksoftirqd/110:51:141
25977995222,7cyclictest25-21ksoftirqd/111:01:211
2597799516,8cyclictest15787-21apt-config08:50:571
25977995124,9cyclictest25-21ksoftirqd/113:11:041
25977995124,8cyclictest25-21ksoftirqd/112:31:021
25977995023,9cyclictest25-21ksoftirqd/113:16:031
25977995023,9cyclictest25-21ksoftirqd/110:56:301
25977995020,10cyclictest25-21ksoftirqd/111:41:121
25977995019,10cyclictest25-21ksoftirqd/110:21:261
25977995019,10cyclictest25-21ksoftirqd/110:21:261
211652500,2sleep30-21swapper/310:40:203
25981994940,4cyclictest33-21ksoftirqd/208:16:062
25977994922,9cyclictest25-21ksoftirqd/109:55:581
25977994920,10cyclictest25-21ksoftirqd/112:41:031
192662490,1sleep30-21swapper/308:56:183
25981994834,6cyclictest33-21ksoftirqd/211:56:122
2597799486,7cyclictest25-21ksoftirqd/110:16:191
2597799485,4cyclictest16740-21munin-run10:00:581
25977994821,4cyclictest25-21ksoftirqd/112:01:191
25977994819,10cyclictest25-21ksoftirqd/108:31:111
53802470,3sleep2311rcuc/209:36:112
2597799476,8cyclictest29622-21ssh13:01:191
2597799475,8cyclictest20084-21tune2fs10:06:141
2597799474,4cyclictest25-21ksoftirqd/113:31:031
25977994735,3cyclictest25-21ksoftirqd/112:51:181
2597799472,7cyclictest241ktimersoftd/108:36:191
2597799472,7cyclictest241ktimersoftd/108:36:191
25977994722,4cyclictest25-21ksoftirqd/112:51:031
25977994721,4cyclictest25-21ksoftirqd/109:21:121
25977994721,4cyclictest25-21ksoftirqd/109:11:081
25977994720,5cyclictest25-21ksoftirqd/111:26:021
25977994720,4cyclictest25-21ksoftirqd/111:36:481
106891470,0ptp4l401ktimersoftd/310:28:453
106891470,0ptp4l401ktimersoftd/310:28:453
25981994635,3cyclictest33-21ksoftirqd/212:21:132
2597799466,7cyclictest25-21ksoftirqd/109:06:231
2597799465,8cyclictest25-21ksoftirqd/110:31:191
2597799465,7cyclictest25-21ksoftirqd/108:20:561
2597799464,8cyclictest25-21ksoftirqd/110:46:131
25977994621,8cyclictest25-21ksoftirqd/108:41:171
25977994619,7cyclictest25-21ksoftirqd/108:10:591
25977994619,5cyclictest25-21ksoftirqd/110:37:591
25977994618,7cyclictest25-21ksoftirqd/111:31:171
2597799461,10cyclictest25-21ksoftirqd/112:58:061
255702464,29sleep10-21swapper/108:02:031
2597799457,9cyclictest25-21ksoftirqd/111:06:271
2597799456,5cyclictest25-21ksoftirqd/110:26:261
2597799456,5cyclictest25-21ksoftirqd/110:26:261
2597799454,9cyclictest26452-21munin-run10:45:591
2597799454,3cyclictest121rcu_preempt11:48:501
2597799454,10cyclictest25-21ksoftirqd/109:26:101
25977994534,3cyclictest25-21ksoftirqd/109:31:151
25977994521,9cyclictest25-21ksoftirqd/108:25:561
25977994521,8cyclictest25-21ksoftirqd/109:16:141
25977994520,8cyclictest25-21ksoftirqd/111:21:151
25977994520,4cyclictest25-21ksoftirqd/112:31:581
25977994520,10cyclictest25-21ksoftirqd/111:11:281
106891450,1ptp4l11963-21kworker/3:213:12:303
106891450,10ptp4l401ktimersoftd/313:05:103
25981994435,4cyclictest33-21ksoftirqd/212:36:142
2598199441,3cyclictest121rcu_preempt12:16:212
2597799442,9cyclictest25-21ksoftirqd/113:21:251
25977994423,9cyclictest25-21ksoftirqd/111:16:011
25977994421,10cyclictest25-21ksoftirqd/108:50:581
25977994420,8cyclictest25-21ksoftirqd/109:36:091
106891440,0ptp4l401ktimersoftd/310:11:293
25981994329,7cyclictest33-21ksoftirqd/210:01:112
2597799436,7cyclictest25-21ksoftirqd/111:51:211
2597799435,8cyclictest25-21ksoftirqd/111:59:451
2597799434,9cyclictest25-21ksoftirqd/108:26:101
2597799434,8cyclictest25-21ksoftirqd/112:16:181
25977994320,4cyclictest25-21ksoftirqd/110:13:411
25977994319,9cyclictest25-21ksoftirqd/109:46:101
106891430,1ptp4l401ktimersoftd/311:02:113
25990994219,3cyclictest24851-21ssh13:31:033
2597799422,8cyclictest25-21ksoftirqd/112:06:191
2597799422,8cyclictest25-21ksoftirqd/112:06:191
2597799421,7cyclictest25-21ksoftirqd/109:05:571
25981994027,7cyclictest33-21ksoftirqd/208:46:092
2597799405,3cyclictest25-21ksoftirqd/109:00:571
2597799404,4cyclictest25-21ksoftirqd/110:01:181
106891400,1ptp4l401ktimersoftd/309:17:053
2597799397,7cyclictest25-21ksoftirqd/109:41:141
2597799391,5cyclictest27396-21ps08:06:171
106891390,1ptp4l401ktimersoftd/312:07:373
106891390,1ptp4l401ktimersoftd/312:07:373
106891390,1ptp4l401ktimersoftd/309:06:203
25981993830,4cyclictest33-21ksoftirqd/211:41:102
106891380,1ptp4l401ktimersoftd/312:35:263
106891380,1ptp4l401ktimersoftd/311:18:323
106891380,1ptp4l401ktimersoftd/310:49:143
106891380,1ptp4l401ktimersoftd/309:21:213
106891380,0ptp4l401ktimersoftd/310:04:393
106891370,1ptp4l401ktimersoftd/313:23:103
106891370,1ptp4l401ktimersoftd/312:47:103
106891370,1ptp4l401ktimersoftd/312:21:113
106891370,1ptp4l401ktimersoftd/312:13:073
106891370,1ptp4l401ktimersoftd/312:13:073
106891370,1ptp4l401ktimersoftd/311:52:113
106891370,1ptp4l401ktimersoftd/311:42:183
106891370,1ptp4l401ktimersoftd/311:38:453
106891370,1ptp4l401ktimersoftd/310:58:233
106891370,1ptp4l401ktimersoftd/310:33:223
106891370,1ptp4l401ktimersoftd/309:28:353
106891370,0ptp4l401ktimersoftd/310:43:543
106891370,0ptp4l401ktimersoftd/310:22:483
106891370,0ptp4l401ktimersoftd/310:22:483
25981993622,7cyclictest33-21ksoftirqd/209:41:102
25981993619,5cyclictest33-21ksoftirqd/211:36:112
106891360,1ptp4l401ktimersoftd/313:35:273
106891360,1ptp4l401ktimersoftd/312:58:133
106891360,1ptp4l401ktimersoftd/312:53:043
106891360,1ptp4l401ktimersoftd/311:35:243
106891360,1ptp4l401ktimersoftd/311:06:473
106891360,0ptp4l401ktimersoftd/310:16:423
2598199358,5cyclictest33-21ksoftirqd/210:26:172
2598199358,5cyclictest33-21ksoftirqd/210:26:172
25981993529,3cyclictest33-21ksoftirqd/210:10:582
25981993523,9cyclictest33-21ksoftirqd/209:01:142
106891350,0ptp4l401ktimersoftd/313:06:223
106891350,0ptp4l401ktimersoftd/309:42:203
106891350,0ptp4l401ktimersoftd/308:41:423
25981993423,9cyclictest33-21ksoftirqd/213:11:032
25971993427,4cyclictest7240-21cron09:40:580
25981993328,3cyclictest33-21ksoftirqd/210:11:162
25981993327,3cyclictest33-21ksoftirqd/213:36:032
25981993327,3cyclictest33-21ksoftirqd/212:41:322
25981993327,3cyclictest33-21ksoftirqd/212:11:172
25981993327,3cyclictest33-21ksoftirqd/212:11:172
25981993327,3cyclictest33-21ksoftirqd/210:51:272
2598199332,3cyclictest121rcu_preempt11:46:222
25981993321,6cyclictest33-21ksoftirqd/208:06:082
25981993319,11cyclictest33-21ksoftirqd/213:16:182
25981993313,3cyclictest33-21ksoftirqd/209:50:592
2598199325,3cyclictest121rcu_preempt13:26:382
25981993227,3cyclictest33-21ksoftirqd/210:31:122
25981993222,4cyclictest33-21ksoftirqd/209:56:102
106891320,1ptp4l401ktimersoftd/309:56:193
106891320,0ptp4l401ktimersoftd/312:45:563
2598199316,15cyclictest33-21ksoftirqd/209:21:192
25981993125,3cyclictest33-21ksoftirqd/213:06:032
25981993125,3cyclictest33-21ksoftirqd/211:56:012
25981993125,3cyclictest33-21ksoftirqd/211:26:012
25981993119,9cyclictest33-21ksoftirqd/209:31:162
25981993116,4cyclictest33-21ksoftirqd/209:30:582
2579223112,8sleep20-21swapper/208:04:592
106891310,1ptp4l401ktimersoftd/313:19:213
106891310,1ptp4l401ktimersoftd/308:39:303
106891310,1ptp4l401ktimersoftd/308:39:303
25981993025,3cyclictest33-21ksoftirqd/213:11:202
25981993025,3cyclictest33-21ksoftirqd/211:16:242
25981993025,3cyclictest33-21ksoftirqd/210:21:282
25981993025,3cyclictest33-21ksoftirqd/210:21:282
25981993024,3cyclictest33-21ksoftirqd/213:21:182
25981993024,3cyclictest33-21ksoftirqd/212:56:032
25981993024,3cyclictest33-21ksoftirqd/212:31:162
25981993024,3cyclictest33-21ksoftirqd/211:31:322
25981993024,3cyclictest33-21ksoftirqd/208:55:572
25981993023,4cyclictest33-21ksoftirqd/211:26:262
25981993023,4cyclictest33-21ksoftirqd/210:20:592
25981993023,3cyclictest33-21ksoftirqd/209:11:122
25981993011,5cyclictest33-21ksoftirqd/212:56:332
106891300,0ptp4l401ktimersoftd/309:02:183
25981992924,3cyclictest33-21ksoftirqd/212:47:442
25981992924,3cyclictest33-21ksoftirqd/210:41:182
25981992923,3cyclictest33-21ksoftirqd/210:46:112
25981992923,3cyclictest33-21ksoftirqd/209:16:102
25981992921,4cyclictest33-21ksoftirqd/211:11:112
2597199294,16cyclictest17820-21kworker/u8:112:06:130
2597199294,16cyclictest17820-21kworker/u8:112:06:130
25971992923,4cyclictest9-21ksoftirqd/013:11:220
25981992823,3cyclictest33-21ksoftirqd/211:01:002
25981992823,3cyclictest33-21ksoftirqd/208:35:572
25981992823,3cyclictest33-21ksoftirqd/208:35:572
25981992822,3cyclictest33-21ksoftirqd/212:07:512
25981992822,3cyclictest33-21ksoftirqd/212:07:512
25981992822,3cyclictest33-21ksoftirqd/209:10:582
25981992822,3cyclictest33-21ksoftirqd/208:31:112
25981992822,3cyclictest33-21ksoftirqd/208:30:572
25981992817,8cyclictest33-21ksoftirqd/208:25:562
25981992814,11cyclictest33-21ksoftirqd/208:41:102
106891280,1ptp4l401ktimersoftd/309:49:063
25981992722,3cyclictest33-21ksoftirqd/209:51:182
25981992722,3cyclictest33-21ksoftirqd/208:56:112
25990992619,4cyclictest41-21ksoftirqd/308:46:073
25971992620,3cyclictest9-21ksoftirqd/008:09:010
25971992619,4cyclictest9-21ksoftirqd/009:13:090
25971992619,4cyclictest4101-21cron12:36:020
25971992618,6cyclictest6664-21ssh10:57:310
42722250,6sleep34275-21timerandwakeup09:31:273
25990992518,4cyclictest41-21ksoftirqd/308:27:353
25990992518,4cyclictest41-21ksoftirqd/308:11:053
25971992520,3cyclictest9-21ksoftirqd/010:06:120
25971992519,3cyclictest9-21ksoftirqd/009:33:440
25971992519,3cyclictest9-21ksoftirqd/008:43:020
25971992518,4cyclictest9-21ksoftirqd/009:54:440
25971992518,4cyclictest9-21ksoftirqd/009:44:490
25971992518,4cyclictest9-21ksoftirqd/008:31:060
106891250,1ptp4l401ktimersoftd/311:27:103
106891250,1ptp4l401ktimersoftd/308:16:123
106891250,0ptp4l401ktimersoftd/309:38:193
2597199243,12cyclictest1222-21ssh11:26:110
25971992418,3cyclictest9-21ksoftirqd/012:52:200
25971992418,3cyclictest9-21ksoftirqd/011:50:150
25971992418,3cyclictest9-21ksoftirqd/009:17:470
2597199241,20cyclictest5961-21snmp_o5powerctl12:36:270
120982240,20sleep012108-21ssh12:43:080
106891240,9ptp4l401ktimersoftd/308:51:203
106891240,1ptp4l401ktimersoftd/311:56:123
106891240,1ptp4l401ktimersoftd/310:51:233
106891240,1ptp4l401ktimersoftd/309:51:233
106891240,1ptp4l401ktimersoftd/308:21:163
2597199232,12cyclictest19097-21diskmemload11:31:150
25971992318,3cyclictest9-21ksoftirqd/011:10:020
25971992317,4cyclictest9-21ksoftirqd/009:48:180
25971992317,3cyclictest9-21ksoftirqd/009:06:440
25971992317,3cyclictest9-21ksoftirqd/008:47:150
25971992317,3cyclictest9-21ksoftirqd/008:29:450
25971992316,4cyclictest9-21ksoftirqd/013:27:150
25971992316,4cyclictest9-21ksoftirqd/010:05:160
25971992316,4cyclictest9-21ksoftirqd/009:02:370
25971992316,4cyclictest233-21systemd-journal12:51:020
25971992316,4cyclictest17769-21fschecks_time12:16:170
25971992314,5cyclictest12058-21cpuspeed_turbos10:31:120
106891230,1ptp4l401ktimersoftd/308:31:123
106891230,1ptp4l401ktimersoftd/308:06:223
2597199223,12cyclictest64-21kswapd012:56:140
2597199223,11cyclictest7044-21ssh10:26:100
2597199223,11cyclictest7044-21ssh10:26:100
25971992217,3cyclictest9-21ksoftirqd/011:56:010
25971992216,3cyclictest9-21ksoftirqd/010:24:250
25971992216,3cyclictest9-21ksoftirqd/010:24:250
25971992216,3cyclictest9-21ksoftirqd/008:22:430
25971992215,4cyclictest9-21ksoftirqd/008:19:330
25971992215,4cyclictest10750-21chrt08:40:450
25971992215,4cyclictest10750-21chrt08:40:450
25971992214,5cyclictest46950irq/100-ens3-Tx11:16:130
2597199221,2cyclictest0-21swapper/011:37:330
2597199220,4cyclictest17139-21cpuspeed_turbos10:36:120
2597199218,10cyclictest1840-21switchtime09:26:250
2597199213,12cyclictest64-21kswapd013:06:140
25971992116,3cyclictest26415-21cut13:31:240
25971992115,3cyclictest9-21ksoftirqd/011:57:100
25971992115,3cyclictest19097-21diskmemload13:01:160
25971992114,4cyclictest9-21ksoftirqd/008:55:190
25971992114,4cyclictest28593-21/usr/sbin/munin11:21:290
25971992114,4cyclictest14144-21sh13:19:130
25971992113,5cyclictest4213-21sendmail_mailst12:01:240
25971992111,6cyclictest19097-21diskmemload12:26:060
25971992013,4cyclictest32591-21cut10:51:170
25971992013,4cyclictest22685-21gltestperf12:21:180
25971992012,5cyclictest19097-21diskmemload11:01:330
2597199201,17cyclictest0-21swapper/012:13:460
2597199201,17cyclictest0-21swapper/012:13:460
2597199201,17cyclictest0-21swapper/011:43:530
2597199201,17cyclictest0-21swapper/010:46:120
2597199201,16cyclictest31833-21sshd09:21:220
2597199201,16cyclictest18866-21apt-get11:11:130
25971992010,7cyclictest15728-21needreboot09:56:190
2597199200,18cyclictest0-21swapper/008:56:220
25971991914,3cyclictest9-21ksoftirqd/008:12:270
25971991913,3cyclictest19097-21diskmemload10:11:100
25971991913,3cyclictest1055-21runrttasks13:25:470
25971991912,4cyclictest19097-21diskmemload10:41:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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