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2026-09-19 - 10:27
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 Sat Sep 19, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2659021690,4sleep22331999cyclictest03:14:382
2079421650,4sleep22331999cyclictest02:35:232
1068911310,8ptp4l20687-21kworker/3:121:44:023
33192720,5sleep33317-21awk01:10:293
230472634,10sleep10-21swapper/121:42:581
161222620,3sleep323301-21cyclictest01:23:343
195642600,1sleep00-21swapper/002:33:490
176212600,1sleep10-21swapper/123:45:271
249792590,2sleep30-21swapper/301:32:053
106891580,1ptp4l401ktimersoftd/300:23:343
106891570,1ptp4l401ktimersoftd/300:12:273
106891560,1ptp4l401ktimersoftd/323:41:033
106891560,1ptp4l401ktimersoftd/302:10:063
106891560,1ptp4l401ktimersoftd/300:04:553
106891540,1ptp4l401ktimersoftd/323:31:183
248962510,3sleep1241ktimersoftd/102:05:311
23319994838,6cyclictest33-21ksoftirqd/201:00:232
23312994741,3cyclictest25-21ksoftirqd/101:10:231
23312994638,4cyclictest25-21ksoftirqd/123:40:201
23312994638,4cyclictest25-21ksoftirqd/102:40:261
106891460,2ptp4l26675-21kworker/3:103:03:093
106891460,1ptp4l401ktimersoftd/300:51:023
23312994538,4cyclictest25-21ksoftirqd/121:50:171
23312994538,3cyclictest25-21ksoftirqd/122:35:191
23312994437,4cyclictest25-21ksoftirqd/123:20:211
23323994335,4cyclictest41-21ksoftirqd/301:25:223
23312994337,3cyclictest25-21ksoftirqd/100:00:191
23312994235,4cyclictest25-21ksoftirqd/122:15:181
106891410,1ptp4l401ktimersoftd/322:00:193
106891410,0ptp4l401ktimersoftd/301:02:023
23312994034,3cyclictest25-21ksoftirqd/123:50:201
23312994033,4cyclictest25-21ksoftirqd/101:35:231
23312994021,7cyclictest25-21ksoftirqd/122:20:221
106891400,1ptp4l401ktimersoftd/301:51:423
106891400,1ptp4l401ktimersoftd/301:15:253
63232390,16sleep09-21ksoftirqd/001:45:430
23323993932,4cyclictest41-21ksoftirqd/323:45:203
23312993933,3cyclictest25-21ksoftirqd/122:05:171
23312993931,4cyclictest25-21ksoftirqd/100:40:231
23323993831,4cyclictest41-21ksoftirqd/323:00:183
23323993824,11cyclictest41-21ksoftirqd/302:10:413
106891380,1ptp4l401ktimersoftd/302:52:123
106891380,1ptp4l401ktimersoftd/302:52:123
106891380,1ptp4l401ktimersoftd/302:32:303
106891380,1ptp4l401ktimersoftd/302:20:473
106891380,1ptp4l401ktimersoftd/301:06:583
106891380,1ptp4l401ktimersoftd/300:46:323
106891380,1ptp4l401ktimersoftd/300:42:553
106891380,1ptp4l401ktimersoftd/300:32:153
106891380,1ptp4l401ktimersoftd/300:26:433
106891380,0ptp4l401ktimersoftd/302:43:123
23323993731,3cyclictest41-21ksoftirqd/302:25:163
2330799371,3cyclictest5790-21apt-get00:40:230
2317123715,11sleep233-21ksoftirqd/221:44:372
106891370,1ptp4l401ktimersoftd/323:53:043
106891370,1ptp4l401ktimersoftd/303:13:283
106891370,1ptp4l401ktimersoftd/302:59:343
106891370,1ptp4l401ktimersoftd/302:47:523
106891370,1ptp4l401ktimersoftd/301:57:313
106891370,1ptp4l401ktimersoftd/301:42:513
106891370,1ptp4l401ktimersoftd/301:36:443
106891370,0ptp4l401ktimersoftd/322:20:333
106891370,0ptp4l401ktimersoftd/301:47:443
23323993630,3cyclictest41-21ksoftirqd/322:55:193
23323993630,3cyclictest41-21ksoftirqd/322:45:203
23323993624,10cyclictest41-21ksoftirqd/321:45:353
2331299363,7cyclictest25-21ksoftirqd/102:15:421
23312993631,3cyclictest25-21ksoftirqd/100:30:101
23312993631,3cyclictest25-21ksoftirqd/100:10:101
23312993629,3cyclictest25-21ksoftirqd/102:20:231
106891360,1ptp4l401ktimersoftd/302:15:463
106891360,1ptp4l401ktimersoftd/302:01:583
106891360,1ptp4l401ktimersoftd/300:55:463
106891360,1ptp4l401ktimersoftd/300:06:163
106891360,0ptp4l401ktimersoftd/303:09:223
23323993528,4cyclictest41-21ksoftirqd/322:40:183
23312993529,3cyclictest25-21ksoftirqd/100:50:221
23312993528,4cyclictest25-21ksoftirqd/121:45:171
23312993528,3cyclictest25-21ksoftirqd/101:15:151
23312993523,3cyclictest25-21ksoftirqd/102:10:291
23312993516,7cyclictest25-21ksoftirqd/101:10:101
216442357,13sleep00-21swapper/021:40:230
106891350,1ptp4l401ktimersoftd/323:57:153
106891350,1ptp4l401ktimersoftd/300:15:533
23319993421,11cyclictest33-21ksoftirqd/203:07:202
2331299347,8cyclictest25-21ksoftirqd/121:55:261
2331299343,3cyclictest121rcu_preempt23:15:301
23312993429,3cyclictest25-21ksoftirqd/102:45:411
23312993428,3cyclictest25-21ksoftirqd/100:45:231
23312993428,3cyclictest25-21ksoftirqd/100:15:101
23312993425,7cyclictest25-21ksoftirqd/102:25:281
2331299342,3cyclictest121rcu_preempt01:56:101
23312993416,4cyclictest25-21ksoftirqd/102:32:501
106891340,11ptp4l401ktimersoftd/322:25:253
2331299338,5cyclictest25-21ksoftirqd/100:35:331
2331299338,4cyclictest25-21ksoftirqd/101:20:321
23312993327,3cyclictest47050irq/101-ens3-Tx23:35:081
23307993328,3cyclictest9-21ksoftirqd/003:00:130
23307993324,4cyclictest9-21ksoftirqd/000:25:200
106891330,1ptp4l401ktimersoftd/302:36:513
23319993224,4cyclictest33-21ksoftirqd/202:45:242
2331299325,8cyclictest25-21ksoftirqd/100:16:401
2331299325,3cyclictest121rcu_preempt01:00:101
23312993227,3cyclictest25-21ksoftirqd/100:30:291
23312993227,3cyclictest25-21ksoftirqd/100:25:101
23312993226,4cyclictest25-21ksoftirqd/103:10:451
23312993226,4cyclictest25-21ksoftirqd/102:55:351
23312993226,3cyclictest25-21ksoftirqd/103:05:321
23312993226,3cyclictest25-21ksoftirqd/103:05:141
2330799325,3cyclictest121rcu_preempt01:13:590
106891320,9ptp4l401ktimersoftd/323:25:233
106891320,9ptp4l401ktimersoftd/323:25:233
106891320,1ptp4l401ktimersoftd/300:35:583
23323993125,3cyclictest41-21ksoftirqd/323:05:233
23319993125,3cyclictest33-21ksoftirqd/202:10:272
23319993125,3cyclictest33-21ksoftirqd/201:00:102
23319993119,10cyclictest33-21ksoftirqd/202:16:192
23312993126,3cyclictest25-21ksoftirqd/122:35:071
23312993126,3cyclictest25-21ksoftirqd/101:45:421
23312993126,3cyclictest25-21ksoftirqd/100:00:101
23312993125,3cyclictest25-21ksoftirqd/123:05:281
23312993125,3cyclictest25-21ksoftirqd/101:25:401
23312993116,3cyclictest25-21ksoftirqd/102:50:411
23312993116,3cyclictest25-21ksoftirqd/102:50:411
23312993115,4cyclictest25-21ksoftirqd/123:10:371
2331299310,6cyclictest121rcu_preempt01:40:391
23307993126,3cyclictest9-21ksoftirqd/003:05:130
23307993122,4cyclictest9-21ksoftirqd/000:50:230
106891310,0ptp4l401ktimersoftd/323:12:173
106891310,0ptp4l401ktimersoftd/322:37:323
23323993025,3cyclictest41-21ksoftirqd/322:10:063
23323993024,3cyclictest41-21ksoftirqd/322:20:073
23323993022,4cyclictest41-21ksoftirqd/322:10:273
23319993025,3cyclictest33-21ksoftirqd/222:50:252
23319993025,3cyclictest33-21ksoftirqd/222:40:252
23319993025,3cyclictest33-21ksoftirqd/202:35:122
23312993024,3cyclictest25-21ksoftirqd/122:05:071
23312993024,3cyclictest25-21ksoftirqd/101:50:321
23312993024,3cyclictest25-21ksoftirqd/101:30:241
23312993014,5cyclictest25-21ksoftirqd/102:35:251
2331299300,5cyclictest25-21ksoftirqd/122:45:301
23307993025,3cyclictest9-21ksoftirqd/001:25:300
23307993024,3cyclictest9-21ksoftirqd/002:25:120
23307993018,9cyclictest9-21ksoftirqd/022:30:350
2330799301,7cyclictest8500-21latency_hist00:10:100
2330799300,6cyclictest21132-21fschecks_count02:35:270
23319992924,3cyclictest33-21ksoftirqd/222:05:242
23319992924,3cyclictest33-21ksoftirqd/202:55:262
23319992913,13cyclictest28229-21sed21:50:342
23312992924,3cyclictest25-21ksoftirqd/123:40:091
23312992924,3cyclictest25-21ksoftirqd/122:50:351
23312992924,3cyclictest25-21ksoftirqd/122:30:071
23312992924,3cyclictest25-21ksoftirqd/122:10:361
23312992924,3cyclictest25-21ksoftirqd/102:05:121
23312992923,3cyclictest25-21ksoftirqd/123:00:241
23312992923,3cyclictest25-21ksoftirqd/122:55:281
23312992923,3cyclictest25-21ksoftirqd/122:40:231
23312992917,3cyclictest25-21ksoftirqd/101:00:301
23307992924,3cyclictest9-21ksoftirqd/003:10:140
23307992924,3cyclictest9-21ksoftirqd/000:30:380
23307992923,3cyclictest9-21ksoftirqd/000:20:230
2330799291,6cyclictest0-21swapper/002:15:590
23319992823,3cyclictest33-21ksoftirqd/202:25:122
23319992823,3cyclictest33-21ksoftirqd/202:05:302
23319992823,3cyclictest33-21ksoftirqd/201:15:112
23319992822,3cyclictest33-21ksoftirqd/200:15:232
23319992822,3cyclictest33-21ksoftirqd/200:15:102
23319992819,7cyclictest33-21ksoftirqd/222:55:182
23319992817,9cyclictest33-21ksoftirqd/201:35:332
23312992821,3cyclictest25-21ksoftirqd/123:25:211
23312992821,3cyclictest25-21ksoftirqd/123:25:211
2330799284,6cyclictest1055-21runrttasks00:11:060
23307992823,3cyclictest9-21ksoftirqd/023:40:080
23307992823,3cyclictest9-21ksoftirqd/021:55:060
23307992823,3cyclictest9-21ksoftirqd/001:25:110
23307992823,3cyclictest9-21ksoftirqd/001:20:110
23307992823,3cyclictest9-21ksoftirqd/000:45:250
23307992823,3cyclictest9-21ksoftirqd/000:40:100
23307992822,3cyclictest9-21ksoftirqd/023:50:240
23307992822,3cyclictest9-21ksoftirqd/023:00:080
23307992822,3cyclictest9-21ksoftirqd/022:55:070
23307992822,3cyclictest9-21ksoftirqd/022:35:250
23307992822,3cyclictest9-21ksoftirqd/021:55:240
23307992822,3cyclictest9-21ksoftirqd/002:50:320
23307992822,3cyclictest9-21ksoftirqd/002:50:320
23307992822,3cyclictest9-21ksoftirqd/001:55:320
23307992822,3cyclictest9-21ksoftirqd/001:40:240
23307992820,5cyclictest3373-21munin-plugin-st22:10:060
138612280,2sleep20-21swapper/201:20:322
106891280,0ptp4l401ktimersoftd/323:20:393
23323992721,3cyclictest41-21ksoftirqd/323:15:213
23323992721,3cyclictest41-21ksoftirqd/322:30:233
23319992723,3cyclictest33-21ksoftirqd/223:35:212
23319992722,3cyclictest33-21ksoftirqd/202:40:262
23319992722,3cyclictest33-21ksoftirqd/201:40:242
23319992721,3cyclictest33-21ksoftirqd/222:32:532
23319992711,14cyclictest33-21ksoftirqd/200:23:122
23307992722,3cyclictest9-21ksoftirqd/002:15:130
23307992722,3cyclictest9-21ksoftirqd/001:30:320
23307992722,3cyclictest9-21ksoftirqd/001:05:230
23307992722,3cyclictest9-21ksoftirqd/000:05:090
23307992721,3cyclictest9-21ksoftirqd/002:05:130
23323992621,3cyclictest41-21ksoftirqd/321:55:193
23323992620,3cyclictest41-21ksoftirqd/323:35:093
23323992620,3cyclictest41-21ksoftirqd/321:50:093
23319992622,3cyclictest33-21ksoftirqd/223:15:352
23319992621,3cyclictest33-21ksoftirqd/201:30:242
23319992621,3cyclictest33-21ksoftirqd/201:15:272
23319992620,3cyclictest33-21ksoftirqd/223:35:092
23319992620,3cyclictest33-21ksoftirqd/223:20:222
23319992620,3cyclictest33-21ksoftirqd/222:35:252
23319992620,3cyclictest33-21ksoftirqd/200:00:102
23319992619,4cyclictest33-21ksoftirqd/222:46:192
23319992619,4cyclictest33-21ksoftirqd/222:17:522
23307992621,3cyclictest9-21ksoftirqd/023:30:090
23307992621,3cyclictest9-21ksoftirqd/023:30:090
23307992621,3cyclictest9-21ksoftirqd/002:45:130
23307992620,3cyclictest9-21ksoftirqd/023:55:270
23307992620,3cyclictest9-21ksoftirqd/023:40:270
23307992620,3cyclictest9-21ksoftirqd/023:35:090
23307992620,3cyclictest9-21ksoftirqd/021:50:060
23307992620,3cyclictest9-21ksoftirqd/001:35:310
23307992620,3cyclictest9-21ksoftirqd/000:55:260
2332399256,7cyclictest24726-21systemctl22:55:073
2331999257,16cyclictest33-21ksoftirqd/201:48:582
23319992520,3cyclictest33-21ksoftirqd/223:50:302
23319992520,3cyclictest33-21ksoftirqd/223:45:262
23319992520,3cyclictest33-21ksoftirqd/223:10:242
23319992520,3cyclictest33-21ksoftirqd/201:10:102
23319992520,3cyclictest33-21ksoftirqd/200:45:302
23319992520,3cyclictest33-21ksoftirqd/200:35:352
23319992520,3cyclictest33-21ksoftirqd/200:25:272
2331999250,2cyclictest121rcu_preempt23:45:092
23307992520,3cyclictest9-21ksoftirqd/023:10:080
23307992520,3cyclictest9-21ksoftirqd/022:20:250
23307992520,3cyclictest9-21ksoftirqd/003:15:130
23307992520,3cyclictest9-21ksoftirqd/002:05:280
23307992519,3cyclictest9-21ksoftirqd/023:11:460
23307992519,3cyclictest9-21ksoftirqd/022:48:200
23307992519,3cyclictest9-21ksoftirqd/022:30:080
23307992519,3cyclictest9-21ksoftirqd/002:25:420
23307992519,3cyclictest9-21ksoftirqd/001:00:240
23319992418,3cyclictest33-21ksoftirqd/202:25:312
23319992413,9cyclictest33-21ksoftirqd/222:20:292
23319992413,9cyclictest33-21ksoftirqd/221:45:252
23319992411,10cyclictest4438-21cat00:05:262
2330799243,3cyclictest121rcu_preempt22:15:270
23307992419,3cyclictest9-21ksoftirqd/023:45:240
23307992419,3cyclictest9-21ksoftirqd/023:00:250
23307992419,3cyclictest9-21ksoftirqd/022:05:070
23307992419,3cyclictest9-21ksoftirqd/001:55:120
23307992418,3cyclictest9-21ksoftirqd/000:20:100
2331999233,3cyclictest121rcu_preempt02:01:282
23319992318,3cyclictest33-21ksoftirqd/221:55:242
23319992318,3cyclictest33-21ksoftirqd/201:56:342
23319992318,3cyclictest33-21ksoftirqd/200:30:292
23319992316,4cyclictest33-21ksoftirqd/223:00:162
23307992316,4cyclictest9-21ksoftirqd/022:41:150
23319992217,3cyclictest33-21ksoftirqd/223:05:202
23319992216,3cyclictest33-21ksoftirqd/222:02:572
23319992216,3cyclictest33-21ksoftirqd/203:00:322
23319992216,3cyclictest33-21ksoftirqd/201:50:172
23319992216,3cyclictest1436-21sh00:01:422
23307992217,3cyclictest9-21ksoftirqd/023:20:080
23307992215,4cyclictest30889-21expr02:45:260
23319992116,3cyclictest33-21ksoftirqd/201:26:062
23319992115,3cyclictest16755-21open_inodes00:50:322
23319992114,4cyclictest8427-21unixbench_multi23:25:362
23319992114,4cyclictest8427-21unixbench_multi23:25:362
23319992114,4cyclictest3600-21/usr/sbin/munin22:10:242
23307992114,4cyclictest5017-21snmp_o5powerctl22:10:330
23307992114,4cyclictest4979-21cat23:20:260
23319992015,3cyclictest9506-21sh00:43:532
23319992013,4cyclictest16241-21diskmemload02:50:402
23319992013,4cyclictest16241-21diskmemload02:50:402
23319991913,3cyclictest11040-21sh22:25:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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