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2025-12-21 - 22:22
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 Sun Dec 21, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
337121480,5sleep11920299cyclictest12:20:031
1068911050,3ptp4l401ktimersoftd/307:14:193
260082630,5sleep126009-21phc2sys-jitter07:25:161
189402634,10sleep00-21swapper/007:12:550
162342610,3sleep10-21swapper/110:30:191
161502610,1sleep20-21swapper/209:20:272
190592574,9sleep20-21swapper/207:14:262
188772570,4sleep09-21ksoftirqd/011:45:140
271762560,2sleep30-21swapper/307:30:083
106891560,1ptp4l401ktimersoftd/311:35:303
106891540,1ptp4l401ktimersoftd/311:04:093
106891530,1ptp4l401ktimersoftd/307:18:043
106891470,1ptp4l401ktimersoftd/311:13:563
19198994433,5cyclictest9-21ksoftirqd/011:15:120
106891430,1ptp4l401ktimersoftd/308:54:093
119812410,3sleep00-21swapper/012:35:280
19215994031,5cyclictest41-21ksoftirqd/308:45:103
106891400,1ptp4l401ktimersoftd/309:45:163
19215993929,6cyclictest41-21ksoftirqd/312:15:153
19215993929,5cyclictest41-21ksoftirqd/307:45:093
1921599384,4cyclictest121rcu_preempt12:30:033
106891380,1ptp4l401ktimersoftd/310:29:263
106891380,0ptp4l401ktimersoftd/312:05:303
19215993727,4cyclictest41-21ksoftirqd/309:30:103
106891370,0ptp4l401ktimersoftd/308:30:203
19215993631,3cyclictest41-21ksoftirqd/311:15:053
19208993614,12cyclictest33-21ksoftirqd/208:35:272
106891360,1ptp4l401ktimersoftd/311:59:573
106891360,1ptp4l401ktimersoftd/308:20:143
106891360,0ptp4l401ktimersoftd/308:00:213
19208993528,4cyclictest33-21ksoftirqd/212:05:022
19208993524,5cyclictest33-21ksoftirqd/210:25:132
19198993525,4cyclictest9-21ksoftirqd/010:10:130
106891350,0ptp4l401ktimersoftd/310:22:083
19215993426,4cyclictest41-21ksoftirqd/310:45:143
19208993429,3cyclictest33-21ksoftirqd/210:45:012
19208993427,4cyclictest33-21ksoftirqd/209:14:582
19215993328,3cyclictest41-21ksoftirqd/309:29:583
19208993328,3cyclictest33-21ksoftirqd/210:04:592
19208993322,5cyclictest33-21ksoftirqd/207:50:102
19208993322,5cyclictest33-21ksoftirqd/207:50:102
19198993319,6cyclictest9-21ksoftirqd/012:40:150
106891330,1ptp4l401ktimersoftd/312:35:253
19215993227,3cyclictest41-21ksoftirqd/309:04:583
19215993226,3cyclictest41-21ksoftirqd/308:59:583
19215993225,3cyclictest41-21ksoftirqd/307:19:573
19215993223,4cyclictest41-21ksoftirqd/309:05:113
19208993227,3cyclictest33-21ksoftirqd/210:10:312
19208993226,3cyclictest33-21ksoftirqd/207:59:562
19208993226,3cyclictest33-21ksoftirqd/207:59:562
106891320,1ptp4l401ktimersoftd/312:44:493
106891320,1ptp4l401ktimersoftd/310:55:143
106891320,1ptp4l401ktimersoftd/309:44:083
106891320,1ptp4l401ktimersoftd/309:44:083
106891320,1ptp4l401ktimersoftd/309:22:253
19215993126,3cyclictest41-21ksoftirqd/308:29:583
19215993125,3cyclictest41-21ksoftirqd/312:10:163
19215993125,3cyclictest41-21ksoftirqd/311:45:023
19215993124,3cyclictest41-21ksoftirqd/308:19:573
1920899317,4cyclictest33-21ksoftirqd/208:10:202
19208993126,3cyclictest33-21ksoftirqd/211:35:012
19208993126,3cyclictest33-21ksoftirqd/211:35:012
19208993126,3cyclictest33-21ksoftirqd/209:09:582
19208993124,5cyclictest33-21ksoftirqd/211:15:292
19208993120,9cyclictest321ktimersoftd/208:05:112
19198993126,3cyclictest9-21ksoftirqd/007:24:550
19198993125,3cyclictest9-21ksoftirqd/010:45:010
19198993125,3cyclictest7146-21sh09:04:580
106891310,1ptp4l4855-21kworker/3:210:33:443
106891310,1ptp4l401ktimersoftd/311:29:453
106891310,1ptp4l401ktimersoftd/310:44:153
106891310,1ptp4l401ktimersoftd/310:18:083
19215993025,3cyclictest41-21ksoftirqd/311:55:023
19215993025,3cyclictest41-21ksoftirqd/311:20:323
19215993025,3cyclictest41-21ksoftirqd/308:39:583
19215993024,3cyclictest41-21ksoftirqd/312:35:033
19215993024,3cyclictest41-21ksoftirqd/307:54:563
19215993024,3cyclictest41-21ksoftirqd/307:54:563
19215993024,3cyclictest41-21ksoftirqd/307:40:133
19215993012,6cyclictest41-21ksoftirqd/309:10:173
19208993025,3cyclictest33-21ksoftirqd/211:30:012
19208993025,3cyclictest33-21ksoftirqd/211:15:012
19208993025,3cyclictest33-21ksoftirqd/208:40:112
19208993025,3cyclictest33-21ksoftirqd/207:19:552
19208993024,4cyclictest33-21ksoftirqd/212:15:032
19208993024,4cyclictest33-21ksoftirqd/207:49:562
19208993024,3cyclictest33-21ksoftirqd/212:25:162
19208993024,3cyclictest33-21ksoftirqd/210:35:002
106891300,0ptp4l401ktimersoftd/311:45:333
106891300,0ptp4l401ktimersoftd/309:54:163
223802290,5sleep222381-21gltestperf09:35:162
19215992924,3cyclictest41-21ksoftirqd/312:05:023
19215992924,3cyclictest41-21ksoftirqd/310:05:003
19215992923,3cyclictest41-21ksoftirqd/311:05:153
19215992923,3cyclictest41-21ksoftirqd/308:14:573
19215992923,3cyclictest41-21ksoftirqd/308:05:093
19215992923,3cyclictest41-21ksoftirqd/307:55:143
19215992923,3cyclictest41-21ksoftirqd/307:55:143
19215992922,4cyclictest41-21ksoftirqd/307:34:583
19208992924,3cyclictest33-21ksoftirqd/209:15:172
19208992924,3cyclictest33-21ksoftirqd/208:24:572
19208992923,4cyclictest33-21ksoftirqd/211:35:172
19208992923,3cyclictest33-21ksoftirqd/211:50:252
19208992923,3cyclictest33-21ksoftirqd/210:05:302
19208992923,3cyclictest33-21ksoftirqd/209:55:282
19208992923,3cyclictest33-21ksoftirqd/209:49:542
19208992918,9cyclictest33-21ksoftirqd/208:15:132
19208992914,4cyclictest33-21ksoftirqd/211:25:012
19208992914,4cyclictest33-21ksoftirqd/208:30:242
1920899291,3cyclictest33-21ksoftirqd/212:10:032
19202992923,3cyclictest25-21ksoftirqd/111:30:011
179342295,10sleep10-21swapper/107:10:171
19215992823,3cyclictest41-21ksoftirqd/312:20:213
19215992823,3cyclictest41-21ksoftirqd/309:19:583
19215992823,3cyclictest41-21ksoftirqd/307:29:563
19215992822,3cyclictest41-21ksoftirqd/311:30:163
19215992822,3cyclictest41-21ksoftirqd/311:30:163
19215992822,3cyclictest41-21ksoftirqd/310:50:163
19215992822,3cyclictest41-21ksoftirqd/310:40:003
19208992823,3cyclictest33-21ksoftirqd/212:15:192
19208992823,3cyclictest33-21ksoftirqd/208:45:122
19208992823,3cyclictest33-21ksoftirqd/207:20:072
19208992822,3cyclictest33-21ksoftirqd/208:59:592
19208992813,4cyclictest33-21ksoftirqd/210:45:252
19202992822,3cyclictest25-21ksoftirqd/107:50:261
19202992822,3cyclictest25-21ksoftirqd/107:50:261
19202992821,4cyclictest25-21ksoftirqd/108:28:351
19198992823,3cyclictest9-21ksoftirqd/007:50:170
19198992823,3cyclictest9-21ksoftirqd/007:50:170
19198992822,3cyclictest9-21ksoftirqd/009:09:580
177222821,3sleep09-21ksoftirqd/008:50:270
19215992722,3cyclictest41-21ksoftirqd/310:05:173
19215992721,3cyclictest41-21ksoftirqd/308:44:583
19208992723,3cyclictest33-21ksoftirqd/211:00:132
19208992722,3cyclictest33-21ksoftirqd/212:25:032
19208992722,3cyclictest33-21ksoftirqd/211:40:172
19208992722,3cyclictest33-21ksoftirqd/210:55:162
19208992722,3cyclictest33-21ksoftirqd/209:25:142
19208992722,3cyclictest33-21ksoftirqd/209:04:592
19208992722,3cyclictest33-21ksoftirqd/208:29:572
19208992722,3cyclictest33-21ksoftirqd/207:39:562
19208992721,3cyclictest33-21ksoftirqd/210:55:002
19208992721,3cyclictest33-21ksoftirqd/208:50:132
19208992720,4cyclictest33-21ksoftirqd/212:36:542
19208992720,4cyclictest33-21ksoftirqd/210:39:002
19208992716,2cyclictest33-21ksoftirqd/209:30:162
19208992714,4cyclictest33-21ksoftirqd/207:25:112
19208992713,4cyclictest33-21ksoftirqd/209:50:172
19208992712,4cyclictest33-21ksoftirqd/211:05:192
19198992722,3cyclictest9-21ksoftirqd/008:25:170
19198992722,3cyclictest9-21ksoftirqd/008:10:160
19198992721,3cyclictest9-21ksoftirqd/011:14:340
19198992721,3cyclictest9-21ksoftirqd/011:05:200
19198992721,3cyclictest9-21ksoftirqd/007:45:100
106891270,1ptp4l401ktimersoftd/310:14:293
19215992622,2cyclictest41-21ksoftirqd/309:55:113
19215992621,3cyclictest41-21ksoftirqd/309:35:183
19208992621,3cyclictest33-21ksoftirqd/210:15:172
19208992621,3cyclictest33-21ksoftirqd/208:04:572
19208992613,3cyclictest33-21ksoftirqd/207:40:252
19208992612,4cyclictest33-21ksoftirqd/210:20:152
19202992620,3cyclictest25-21ksoftirqd/111:58:271
19202992620,3cyclictest25-21ksoftirqd/111:53:511
19202992620,3cyclictest25-21ksoftirqd/111:48:361
19202992619,4cyclictest25-21ksoftirqd/109:38:451
19198992621,3cyclictest9-21ksoftirqd/010:45:200
19198992621,3cyclictest9-21ksoftirqd/010:35:170
19198992620,3cyclictest9-21ksoftirqd/009:44:420
19198992620,3cyclictest9-21ksoftirqd/009:44:420
19198992620,3cyclictest9-21ksoftirqd/009:36:070
19198992620,3cyclictest9-21ksoftirqd/009:15:170
19198992620,3cyclictest9-21ksoftirqd/008:55:170
19198992619,4cyclictest9-21ksoftirqd/009:30:050
1919899261,3cyclictest121rcu_preempt09:48:160
19208992519,3cyclictest33-21ksoftirqd/209:40:222
19208992519,3cyclictest33-21ksoftirqd/209:40:222
19208992518,4cyclictest33-21ksoftirqd/212:44:392
19208992511,4cyclictest33-21ksoftirqd/212:30:222
19208992511,4cyclictest33-21ksoftirqd/211:45:162
19208992511,3cyclictest33-21ksoftirqd/211:55:032
19202992520,3cyclictest25-21ksoftirqd/110:25:001
19202992520,3cyclictest25-21ksoftirqd/109:09:371
19202992519,4cyclictest25-21ksoftirqd/109:56:071
19202992519,3cyclictest25-21ksoftirqd/112:31:501
19202992518,4cyclictest28320-21grep08:40:131
19202992518,4cyclictest25-21ksoftirqd/112:03:571
19202992518,4cyclictest25-21ksoftirqd/109:19:421
19202992518,4cyclictest25-21ksoftirqd/107:59:331
19202992518,4cyclictest25-21ksoftirqd/107:59:331
19198992520,3cyclictest9-21ksoftirqd/012:25:160
19198992520,3cyclictest9-21ksoftirqd/012:15:160
19198992520,3cyclictest9-21ksoftirqd/011:35:330
19198992520,3cyclictest9-21ksoftirqd/011:00:130
19198992520,3cyclictest9-21ksoftirqd/008:40:160
19198992520,3cyclictest9-21ksoftirqd/007:15:150
19198992519,4cyclictest9-21ksoftirqd/011:29:080
19198992519,3cyclictest9-21ksoftirqd/012:02:360
19198992519,3cyclictest9-21ksoftirqd/010:21:230
19198992519,3cyclictest9-21ksoftirqd/008:49:530
19198992519,3cyclictest9-21ksoftirqd/007:55:080
19198992519,3cyclictest9-21ksoftirqd/007:55:080
19198992518,4cyclictest9-21ksoftirqd/011:51:200
19202992419,3cyclictest25-21ksoftirqd/111:14:191
19202992418,4cyclictest25-21ksoftirqd/107:36:571
19202992418,3cyclictest25-21ksoftirqd/110:46:301
19202992418,3cyclictest25-21ksoftirqd/107:40:081
19202992417,4cyclictest25-21ksoftirqd/111:43:101
19202992417,4cyclictest25-21ksoftirqd/109:43:591
19202992417,4cyclictest25-21ksoftirqd/109:43:591
19202992417,4cyclictest25-21ksoftirqd/108:30:361
19202992417,4cyclictest25-21ksoftirqd/108:21:451
19202992417,4cyclictest25-21ksoftirqd/108:12:131
19202992417,4cyclictest25-21ksoftirqd/108:03:461
1919899247,9cyclictest9-21ksoftirqd/011:55:190
19198992419,3cyclictest9-21ksoftirqd/012:10:030
19198992419,3cyclictest9-21ksoftirqd/011:40:080
19198992419,3cyclictest9-21ksoftirqd/011:30:210
19198992419,3cyclictest9-21ksoftirqd/011:30:210
19198992419,3cyclictest9-21ksoftirqd/011:22:010
19198992418,4cyclictest9-21ksoftirqd/010:29:220
19198992418,3cyclictest9-21ksoftirqd/010:34:280
19198992418,3cyclictest9-21ksoftirqd/010:15:370
19198992417,4cyclictest9-21ksoftirqd/009:25:550
19198992417,4cyclictest9-21ksoftirqd/008:33:480
288942230,2sleep1231rcuc/112:05:181
19202992318,3cyclictest25-21ksoftirqd/107:34:391
19202992317,4cyclictest25-21ksoftirqd/111:17:531
19202992317,4cyclictest25-21ksoftirqd/109:23:111
19202992317,3cyclictest25-21ksoftirqd/111:00:061
19202992317,3cyclictest25-21ksoftirqd/109:12:461
19202992317,3cyclictest25-21ksoftirqd/108:47:241
19198992318,3cyclictest9-21ksoftirqd/009:51:080
19198992317,3cyclictest9-21ksoftirqd/009:55:130
19198992317,3cyclictest9-21ksoftirqd/008:15:100
19198992317,3cyclictest9-21ksoftirqd/008:08:040
19198992317,3cyclictest9-21ksoftirqd/008:03:370
19198992316,4cyclictest9-21ksoftirqd/008:24:330
19208992216,3cyclictest33-21ksoftirqd/207:33:372
19202992217,3cyclictest25-21ksoftirqd/110:19:521
19202992217,3cyclictest25-21ksoftirqd/110:09:151
19202992217,3cyclictest25-21ksoftirqd/108:53:441
19202992216,4cyclictest25-21ksoftirqd/112:27:301
19202992216,4cyclictest25-21ksoftirqd/111:32:261
19202992216,4cyclictest25-21ksoftirqd/111:32:261
19202992216,4cyclictest25-21ksoftirqd/111:05:321
19202992216,4cyclictest25-21ksoftirqd/108:19:001
19202992216,3cyclictest25-21ksoftirqd/112:10:041
19202992216,3cyclictest25-21ksoftirqd/110:29:331
19202992216,3cyclictest25-21ksoftirqd/108:57:581
19202992215,4cyclictest25-21ksoftirqd/110:00:531
19202992215,4cyclictest13306-21grep12:40:191
19202992211,5cyclictest19190-21cyclictest09:45:111
19198992217,3cyclictest9-21ksoftirqd/011:00:010
19198992217,3cyclictest9-21ksoftirqd/010:10:000
19198992217,3cyclictest9-21ksoftirqd/009:14:110
19198992217,3cyclictest233-21systemd-journal08:39:580
19198992216,3cyclictest9-21ksoftirqd/010:54:030
19202992115,4cyclictest25-21ksoftirqd/112:20:351
19202992114,4cyclictest12013-21snmp_o5powerctl12:35:321
1920299211,17cyclictest14459-21diskstats11:35:181
1919899216,4cyclictest9-21ksoftirqd/007:30:100
19198992116,3cyclictest9-21ksoftirqd/012:10:240
19198992116,3cyclictest9-21ksoftirqd/010:04:590
19198992116,3cyclictest9-21ksoftirqd/007:35:110
19198992116,3cyclictest9-21ksoftirqd/007:26:040
19202992016,3cyclictest0-21swapper/110:53:571
19202992015,3cyclictest25-21ksoftirqd/109:32:581
19202992015,3cyclictest25-21ksoftirqd/107:20:001
1920299201,4cyclictest3289-21snmp_o5powerctl07:45:241
19202992014,4cyclictest25-21ksoftirqd/111:24:231
19202992014,4cyclictest25-21ksoftirqd/107:15:371
19202992014,4cyclictest17284-21grep09:25:121
19202992012,5cyclictest6342-21grep09:00:221
19198992015,3cyclictest9-21ksoftirqd/012:35:030
19198992015,3cyclictest9-21ksoftirqd/007:41:260
19198992014,3cyclictest9-21ksoftirqd/009:24:580
19202991914,3cyclictest26790-21sed08:35:201
19202991912,4cyclictest21647-21snmp_o5powerctl10:40:231
19202991912,4cyclictest11855-21grep08:05:121
1920299190,2cyclictest0-21swapper/109:52:361
1920299190,16cyclictest27797-21grep10:55:191
19198991914,3cyclictest9-21ksoftirqd/012:24:040
19202991812,3cyclictest19296-21snmp_o5powerctl10:35:291
1920299180,16cyclictest0-21swapper/110:13:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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