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2025-12-13 - 13:44
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 Dec 13, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911550,4ptp4l401ktimersoftd/319:10:023
263592790,5sleep1414699cyclictest21:00:441
33262734,10sleep00-21swapper/019:05:360
55622640,2sleep30-21swapper/322:35:323
39362594,10sleep20-21swapper/219:08:572
252002590,5sleep125205-21irqrtprio23:15:331
4161995341,5cyclictest41-21ksoftirqd/321:15:283
3822530,2sleep1241ktimersoftd/121:15:341
4161995037,6cyclictest41-21ksoftirqd/323:20:343
4161994937,7cyclictest41-21ksoftirqd/319:20:263
4161994937,6cyclictest41-21ksoftirqd/322:40:253
106891460,1ptp4l401ktimersoftd/319:53:093
4161994431,6cyclictest41-21ksoftirqd/323:55:283
4161994230,6cyclictest41-21ksoftirqd/321:50:293
106891410,0ptp4l401ktimersoftd/323:15:463
416199392,34cyclictest30755-21cat00:40:203
4152993822,13cyclictest33-21ksoftirqd/200:24:392
4152993813,22cyclictest16438-21sed22:56:122
106891380,2ptp4l9964-21kworker/3:120:30:153
106891380,1ptp4l401ktimersoftd/322:45:393
106891380,15ptp4l401ktimersoftd/322:30:353
4161993730,4cyclictest41-21ksoftirqd/319:45:263
4161993726,5cyclictest41-21ksoftirqd/323:10:273
415299371,6cyclictest27391-21apt-get21:05:292
106891370,1ptp4l401ktimersoftd/322:56:293
106891370,1ptp4l401ktimersoftd/322:00:533
106891370,0ptp4l401ktimersoftd/322:08:003
106891370,0ptp4l401ktimersoftd/320:53:293
4152993612,20cyclictest8887-21latency_hist21:35:162
106891360,0ptp4l401ktimersoftd/320:15:373
4161993530,3cyclictest41-21ksoftirqd/322:50:323
4161993529,4cyclictest41-21ksoftirqd/323:40:183
415299352,6cyclictest0-21swapper/222:10:242
4152993519,13cyclictest33-21ksoftirqd/222:23:192
4152993513,19cyclictest19081-21idleruntime00:10:342
415299350,33cyclictest0-21swapper/220:40:152
106891350,2ptp4l6544-21kworker/3:219:36:393
106891350,2ptp4l30717-21kworker/3:020:09:303
106891350,2ptp4l30717-21kworker/3:020:09:303
106891350,1ptp4l401ktimersoftd/319:10:293
106891350,0ptp4l401ktimersoftd/320:58:153
4161993423,5cyclictest41-21ksoftirqd/323:30:293
4152993427,4cyclictest18285-21cron00:10:192
262252340,4sleep2415299cyclictest19:55:142
4161993328,3cyclictest41-21ksoftirqd/321:35:293
4161993328,3cyclictest41-21ksoftirqd/320:25:143
415299337,3cyclictest2340-21ls23:35:402
415299331,5cyclictest0-21swapper/220:20:262
4152993313,17cyclictest9758-21acpi19:20:242
38762330,2sleep10-21swapper/123:40:341
4161993223,4cyclictest41-21ksoftirqd/321:20:273
415299329,3cyclictest12373-21irqrtprio21:40:352
415299328,4cyclictest32084-21if_err_ens323:30:342
415299328,3cyclictest9138-21snmp_o5powerctl22:40:412
415299327,3cyclictest29952-21processes20:00:362
415299326,4cyclictest24054-21sed20:55:442
415299323,5cyclictest0-21swapper/222:35:312
415299322,5cyclictest0-21swapper/200:30:282
415299321,9cyclictest0-21swapper/219:10:282
415299321,7cyclictest0-21swapper/223:15:262
4152993215,14cyclictest33-21ksoftirqd/219:42:172
4152993214,15cyclictest33-21ksoftirqd/219:46:222
4152993212,17cyclictest15264-21/usr/sbin/munin20:40:362
106891320,2ptp4l13545-21kworker/3:000:33:493
106891320,1ptp4l401ktimersoftd/323:49:433
106891320,1ptp4l401ktimersoftd/319:16:123
106891320,0ptp4l401ktimersoftd/300:15:233
4161993126,3cyclictest41-21ksoftirqd/323:55:193
4161993126,3cyclictest41-21ksoftirqd/323:55:193
4161993125,3cyclictest41-21ksoftirqd/322:30:173
4161993125,3cyclictest41-21ksoftirqd/321:45:163
4161993125,3cyclictest41-21ksoftirqd/321:05:163
4161993119,9cyclictest41-21ksoftirqd/322:20:333
415299319,3cyclictest17630-21irqrtprio19:35:322
415299318,4cyclictest32631-21timerandwakeup20:06:112
415299318,4cyclictest32631-21timerandwakeup20:06:112
415299317,4cyclictest648-21rs:main2
415299317,3cyclictest28318-21cat22:15:252
415299317,3cyclictest13873-21ls00:00:292
415299313,8cyclictest26746-21apt-get23:20:352
415299312,7cyclictest11113-21apt-get23:55:282
415299312,10cyclictest27567-21uname19:55:352
4152993114,14cyclictest33-21ksoftirqd/223:49:582
4152993113,15cyclictest15087-21latency21:45:372
4152993110,3cyclictest3586-21cstates20:15:272
415299310,12cyclictest4654-21cstates21:25:312
4139993125,3cyclictest2729-21cron22:30:170
106891310,1ptp4l401ktimersoftd/321:14:183
106891310,1ptp4l401ktimersoftd/300:22:343
106891310,0ptp4l401ktimersoftd/319:30:123
106891310,0ptp4l401ktimersoftd/300:13:283
4161993025,3cyclictest41-21ksoftirqd/323:45:193
4161993025,3cyclictest41-21ksoftirqd/319:55:323
4161993024,3cyclictest41-21ksoftirqd/300:05:203
415299309,3cyclictest26190-21sh00:25:332
415299308,4cyclictest3287-21latency_hist20:15:142
415299308,4cyclictest17778-21wc20:45:262
415299308,3cyclictest141792chrt19:29:402
415299308,3cyclictest1055-21runrttasks22:48:462
415299307,3cyclictest26130-21grep21:00:392
415299306,4cyclictest19257-21gltestperf21:55:302
415299306,4cyclictest19257-21gltestperf21:55:302
415299301,8cyclictest2089-21apt-get21:20:262
4152993013,14cyclictest33-21ksoftirqd/220:51:022
415299301,10cyclictest233-21systemd-journal22:05:162
4146993023,4cyclictest25-21ksoftirqd/119:44:571
4139993024,3cyclictest9-21ksoftirqd/019:39:480
106891300,0ptp4l401ktimersoftd/320:40:193
4161992925,3cyclictest41-21ksoftirqd/322:15:173
4161992924,3cyclictest41-21ksoftirqd/323:25:393
4161992923,3cyclictest41-21ksoftirqd/321:45:183
4161992923,3cyclictest41-21ksoftirqd/320:11:123
415299299,4cyclictest1055-21runrttasks21:10:362
415299299,3cyclictest1055-21runrttasks23:05:042
415299297,3cyclictest1377-21irqrtprio22:25:322
415299292,6cyclictest8190-21apt-get20:25:252
415299292,6cyclictest16510-21apt-get21:50:282
4152992922,4cyclictest33-21ksoftirqd/222:08:502
415299291,4cyclictest987-21sshd21:19:082
4139992923,3cyclictest9-21ksoftirqd/019:11:230
27622296,10sleep10-21swapper/119:05:291
106891290,0ptp4l401ktimersoftd/319:42:233
4161992823,3cyclictest41-21ksoftirqd/321:30:343
4161992823,3cyclictest41-21ksoftirqd/300:05:413
4161992822,3cyclictest41-21ksoftirqd/321:05:203
4161992821,4cyclictest41-21ksoftirqd/320:33:493
415299288,3cyclictest1055-21runrttasks22:50:472
415299283,7cyclictest21988-21apt-get23:10:282
415299282,6cyclictest8749-21apt-get23:50:282
415299282,6cyclictest8749-21apt-get23:50:282
415299281,7cyclictest20971-21snmp_o5powerctl23:05:432
4152992810,4cyclictest29997-21kernelversion23:25:402
4146992822,3cyclictest25-21ksoftirqd/121:21:001
4146992822,3cyclictest25-21ksoftirqd/120:54:431
4146992822,3cyclictest25-21ksoftirqd/119:35:591
4146992821,4cyclictest25-21ksoftirqd/122:48:231
4146992821,4cyclictest25-21ksoftirqd/120:56:311
4139992822,3cyclictest9-21ksoftirqd/022:21:060
4139992822,3cyclictest9-21ksoftirqd/021:42:080
4139992821,4cyclictest9-21ksoftirqd/023:06:410
4139992821,4cyclictest9-21ksoftirqd/023:04:520
106891280,1ptp4l401ktimersoftd/320:46:463
106891280,1ptp4l401ktimersoftd/300:28:593
4161992722,3cyclictest41-21ksoftirqd/323:05:353
4161992721,3cyclictest41-21ksoftirqd/320:35:283
4161992721,3cyclictest41-21ksoftirqd/319:30:193
415299279,4cyclictest1055-21runrttasks20:31:492
415299278,4cyclictest1055-21runrttasks00:17:382
415299271,10cyclictest14790-21df_inode19:30:282
4146992720,4cyclictest25-21ksoftirqd/123:38:371
4146992720,4cyclictest25-21ksoftirqd/122:17:521
4146992720,4cyclictest25-21ksoftirqd/120:32:381
4146992720,4cyclictest25-21ksoftirqd/119:34:091
4139992722,3cyclictest9-21ksoftirqd/020:00:490
4139992722,3cyclictest24049-21latency_hist23:15:180
4139992721,3cyclictest9-21ksoftirqd/022:45:050
4139992720,4cyclictest9-21ksoftirqd/023:47:350
4139992720,4cyclictest9-21ksoftirqd/022:13:170
4161992621,3cyclictest41-21ksoftirqd/322:15:273
4161992621,3cyclictest41-21ksoftirqd/322:00:173
4161992621,3cyclictest41-21ksoftirqd/322:00:173
415299262,6cyclictest4395-21snmp_o5powerctl22:30:452
4152992619,4cyclictest33-21ksoftirqd/221:40:072
4146992621,3cyclictest25-21ksoftirqd/120:00:271
4146992620,3cyclictest25-21ksoftirqd/122:21:431
4146992620,3cyclictest25-21ksoftirqd/120:45:241
4146992619,4cyclictest25-21ksoftirqd/123:32:351
4146992619,4cyclictest25-21ksoftirqd/123:00:271
4146992619,4cyclictest25-21ksoftirqd/122:07:281
4146992619,4cyclictest25-21ksoftirqd/121:45:571
4146992619,4cyclictest25-21ksoftirqd/121:13:371
4139992621,3cyclictest9-21ksoftirqd/022:37:180
4139992620,3cyclictest9-21ksoftirqd/023:23:310
4139992620,3cyclictest9-21ksoftirqd/021:39:410
4139992619,4cyclictest9-21ksoftirqd/023:37:160
4139992619,4cyclictest9-21ksoftirqd/022:04:500
147582260,5sleep014763-21needreboot00:00:360
106891260,1ptp4l401ktimersoftd/323:02:403
4161992518,3cyclictest41-21ksoftirqd/320:00:523
4152992519,3cyclictest33-21ksoftirqd/223:44:042
415299251,4cyclictest8765-21snmp_o5powerctl19:15:392
4146992519,4cyclictest25-21ksoftirqd/121:53:471
4146992519,4cyclictest25-21ksoftirqd/119:54:401
4146992519,3cyclictest25-21ksoftirqd/123:05:281
4146992518,4cyclictest25-21ksoftirqd/123:13:441
4146992518,4cyclictest25-21ksoftirqd/122:28:281
4146992518,4cyclictest25-21ksoftirqd/120:08:331
4146992518,4cyclictest25-21ksoftirqd/120:08:331
4146992518,4cyclictest25-21ksoftirqd/119:20:201
4139992520,3cyclictest9-21ksoftirqd/021:27:410
4139992520,3cyclictest9-21ksoftirqd/021:11:470
4139992519,3cyclictest9-21ksoftirqd/022:48:420
4139992519,3cyclictest9-21ksoftirqd/022:19:440
4139992519,3cyclictest9-21ksoftirqd/019:58:000
4139992519,3cyclictest9-21ksoftirqd/019:41:150
4139992519,3cyclictest9-21ksoftirqd/000:39:180
4139992519,3cyclictest9-21ksoftirqd/000:25:130
4139992518,4cyclictest9-21ksoftirqd/022:07:510
4139992518,4cyclictest9-21ksoftirqd/021:23:480
4139992518,4cyclictest9-21ksoftirqd/021:16:530
4139992518,4cyclictest9-21ksoftirqd/020:19:490
4146992419,3cyclictest25-21ksoftirqd/122:00:451
4146992419,3cyclictest25-21ksoftirqd/121:45:161
4146992419,3cyclictest25-21ksoftirqd/119:15:291
4146992419,3cyclictest25-21ksoftirqd/119:12:251
4146992418,4cyclictest25-21ksoftirqd/122:38:291
4146992418,3cyclictest25-21ksoftirqd/123:54:171
4146992418,3cyclictest25-21ksoftirqd/123:54:171
4146992418,3cyclictest25-21ksoftirqd/121:35:101
4146992418,3cyclictest25-21ksoftirqd/120:15:081
4146992418,3cyclictest25-21ksoftirqd/119:56:331
4146992417,4cyclictest7788-21chrt23:45:441
4146992417,4cyclictest25-21ksoftirqd/122:13:421
4146992417,4cyclictest25-21ksoftirqd/120:16:281
4146992417,4cyclictest25-21ksoftirqd/100:24:181
4146992417,4cyclictest25-21ksoftirqd/100:07:161
4139992419,3cyclictest9-21ksoftirqd/000:07:430
4139992418,4cyclictest9-21ksoftirqd/019:27:060
4139992418,3cyclictest9-21ksoftirqd/023:50:280
4139992418,3cyclictest9-21ksoftirqd/023:50:280
4139992418,3cyclictest9-21ksoftirqd/021:56:390
4139992418,3cyclictest9-21ksoftirqd/021:56:390
4139992418,3cyclictest9-21ksoftirqd/020:55:050
4139992418,3cyclictest9-21ksoftirqd/020:48:310
4139992417,4cyclictest9-21ksoftirqd/022:53:240
4139992417,4cyclictest9-21ksoftirqd/020:30:200
4139992417,4cyclictest9-21ksoftirqd/019:31:270
413999240,2cyclictest121rcu_preempt21:06:270
4146992317,4cyclictest25-21ksoftirqd/120:23:511
4146992317,3cyclictest25-21ksoftirqd/123:55:311
4146992316,4cyclictest25-21ksoftirqd/123:21:471
4146992316,4cyclictest25-21ksoftirqd/121:30:151
4146992316,4cyclictest25-21ksoftirqd/119:27:591
4146992316,4cyclictest25-21ksoftirqd/100:03:181
4139992317,3cyclictest9-21ksoftirqd/023:58:430
4139992317,3cyclictest9-21ksoftirqd/023:16:560
4139992317,3cyclictest9-21ksoftirqd/021:53:420
4139992317,3cyclictest9-21ksoftirqd/020:05:240
4139992317,3cyclictest9-21ksoftirqd/020:05:240
4139992316,4cyclictest9-21ksoftirqd/019:47:490
4139992316,4cyclictest9-21ksoftirqd/019:15:370
106891230,1ptp4l401ktimersoftd/321:25:303
4146992217,3cyclictest25-21ksoftirqd/100:10:481
4146992216,3cyclictest25-21ksoftirqd/119:46:021
4146992216,3cyclictest25-21ksoftirqd/100:39:131
413999222,17cyclictest8087-21find21:30:380
4139992216,3cyclictest9-21ksoftirqd/023:44:140
4139992216,3cyclictest9-21ksoftirqd/021:02:120
4139992216,3cyclictest9-21ksoftirqd/020:21:370
4139992216,3cyclictest9-21ksoftirqd/019:54:100
4139992215,4cyclictest26162-21sed00:25:330
413999221,4cyclictest29370-21diskstats23:25:360
4146992116,3cyclictest25-21ksoftirqd/122:42:561
4146992116,3cyclictest25-21ksoftirqd/121:38:021
4146992115,4cyclictest25-21ksoftirqd/121:56:441
4146992115,4cyclictest25-21ksoftirqd/121:56:441
4146992115,3cyclictest25-21ksoftirqd/122:33:051
4146992114,4cyclictest25-21ksoftirqd/120:44:471
4146992114,4cyclictest25-21ksoftirqd/100:28:271
414699211,3cyclictest29418-21snmp_o5powerctl00:30:411
4139992115,3cyclictest9-21ksoftirqd/021:46:520
4139992115,3cyclictest9-21ksoftirqd/020:40:040
4139992115,3cyclictest9-21ksoftirqd/000:18:190
4139992115,3cyclictest32049-21awk23:30:330
4139992114,4cyclictest9449-21find20:25:360
4146992015,3cyclictest25-21ksoftirqd/123:26:491
414699201,4cyclictest9530-21snmp_o5powerctl20:25:391
414699200,2cyclictest0-21swapper/122:54:301
4139992013,4cyclictest14808-21basename22:55:260
4146991913,3cyclictest14017-21needreboot20:35:351
4146991912,4cyclictest663-21gdbus21:05:171
4146991912,4cyclictest25-21ksoftirqd/122:59:031
4139991914,3cyclictest18516-21/usr/sbin/munin00:10:390
4139991912,4cyclictest9-21ksoftirqd/000:31:550
4139991812,4cyclictest9-21ksoftirqd/020:58:470
4139991812,3cyclictest9809-21bc19:20:240
4139991812,3cyclictest3140-21basename20:15:140
413999181,14cyclictest5175-21sort22:35:180
413999180,16cyclictest0-21swapper/020:40:450
4146991711,4cyclictest22361-21switchtime00:15:431
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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