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2026-06-12 - 22:47
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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 376 highest latencies:
System rackbslot6.osadl.org (updated Fri Jun 12, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3108221840,5sleep12440299cyclictest12:10:211
2271921140,5sleep30-21swapper/308:46:013
52582750,2sleep30-21swapper/313:56:103
100562670,1sleep00-21swapper/012:21:080
227882620,2sleep00-21swapper/008:46:020
106891610,1ptp4l401ktimersoftd/311:47:133
106891590,1ptp4l401ktimersoftd/310:51:273
106891580,1ptp4l401ktimersoftd/313:44:283
22392570,2sleep10-21swapper/111:40:581
106891560,1ptp4l401ktimersoftd/312:24:023
106891540,1ptp4l401ktimersoftd/313:34:373
106891540,1ptp4l401ktimersoftd/311:00:453
294392530,3sleep32441899cyclictest13:14:553
109562520,2sleep20-21swapper/209:26:132
140422510,3sleep20-21swapper/210:41:092
106891510,14ptp4l401ktimersoftd/312:45:473
308542500,2sleep10-21swapper/111:36:081
269172480,3sleep3401ktimersoftd/310:01:033
106891480,2ptp4l7839-21kworker/3:008:56:013
2439799462,8cyclictest9-21ksoftirqd/012:50:500
106891460,1ptp4l401ktimersoftd/310:05:583
2439799456,9cyclictest9-21ksoftirqd/011:08:420
2439799456,7cyclictest9-21ksoftirqd/013:52:420
2439799455,8cyclictest0-21swapper/014:03:220
24397994518,6cyclictest9-21ksoftirqd/011:36:030
2439799451,7cyclictest9-21ksoftirqd/010:36:020
2439799446,9cyclictest9-21ksoftirqd/012:30:120
2439799446,9cyclictest9-21ksoftirqd/009:01:000
2439799446,8cyclictest9-21ksoftirqd/011:15:470
2439799446,6cyclictest9-21ksoftirqd/013:50:510
2439799445,6cyclictest0-21swapper/013:31:100
2439799445,6cyclictest0-21swapper/009:06:170
2439799444,7cyclictest9-21ksoftirqd/011:30:160
106891440,1ptp4l401ktimersoftd/311:27:493
2439799436,8cyclictest9-21ksoftirqd/013:01:060
2439799436,7cyclictest9-21ksoftirqd/012:16:040
2439799435,8cyclictest9-21ksoftirqd/010:10:450
2439799435,7cyclictest9-21ksoftirqd/013:26:060
2439799435,7cyclictest9-21ksoftirqd/013:06:020
2439799435,7cyclictest9-21ksoftirqd/011:01:040
2439799435,6cyclictest9-21ksoftirqd/011:46:080
2439799434,6cyclictest9-21ksoftirqd/010:58:470
2439799433,6cyclictest9-21ksoftirqd/012:36:400
2439799433,6cyclictest0-21swapper/008:51:140
2439799433,6cyclictest0-21swapper/008:51:140
2439799432,7cyclictest9-21ksoftirqd/013:11:020
2439799432,6cyclictest9-21ksoftirqd/014:20:500
2439799432,4cyclictest9-21ksoftirqd/010:26:110
2439799431,7cyclictest9-21ksoftirqd/012:31:060
2439799431,7cyclictest9-21ksoftirqd/012:31:060
106891430,1ptp4l401ktimersoftd/312:26:333
2439799426,8cyclictest9-21ksoftirqd/013:59:410
2439799426,8cyclictest9-21ksoftirqd/011:56:110
2439799426,7cyclictest9-21ksoftirqd/012:56:080
2439799426,7cyclictest9-21ksoftirqd/011:51:050
2439799426,7cyclictest9-21ksoftirqd/009:31:090
2439799425,9cyclictest9-21ksoftirqd/012:05:100
2439799425,7cyclictest9-21ksoftirqd/013:36:180
2439799425,7cyclictest9-21ksoftirqd/009:16:050
2439799424,7cyclictest9-21ksoftirqd/010:41:060
2439799424,6cyclictest9-21ksoftirqd/012:09:240
2439799424,6cyclictest9-21ksoftirqd/011:20:580
2439799424,6cyclictest9-21ksoftirqd/009:46:070
2439799423,6cyclictest9-21ksoftirqd/010:55:140
2439799422,8cyclictest101ktimersoftd/011:41:060
2439799422,7cyclictest9-21ksoftirqd/013:43:210
2439799416,7cyclictest9-21ksoftirqd/012:54:060
2439799416,7cyclictest9-21ksoftirqd/009:21:020
2439799416,7cyclictest9-21ksoftirqd/008:55:480
2439799416,5cyclictest9-21ksoftirqd/009:55:460
2439799416,10cyclictest9-21ksoftirqd/011:32:130
2439799415,8cyclictest9-21ksoftirqd/012:10:590
2439799415,8cyclictest9-21ksoftirqd/011:15:590
2439799415,8cyclictest9-21ksoftirqd/010:31:000
2439799415,7cyclictest9-21ksoftirqd/010:46:030
2439799415,7cyclictest9-21ksoftirqd/010:46:030
2439799415,7cyclictest9-21ksoftirqd/010:16:020
2439799415,7cyclictest9-21ksoftirqd/009:11:060
2439799414,6cyclictest9-21ksoftirqd/012:44:060
2439799413,6cyclictest9-21ksoftirqd/014:12:360
2439799413,6cyclictest9-21ksoftirqd/014:12:360
2439799413,6cyclictest9-21ksoftirqd/013:24:380
2439799412,8cyclictest0-21swapper/014:06:010
2439799411,7cyclictest9-21ksoftirqd/009:56:030
225002418,15sleep10-21swapper/108:46:001
106891410,1ptp4l401ktimersoftd/311:11:003
2439799406,5cyclictest9-21ksoftirqd/009:36:050
2439799405,7cyclictest9-21ksoftirqd/013:16:080
2423924018,11sleep233-21ksoftirqd/208:50:092
106891400,1ptp4l401ktimersoftd/313:30:313
2439799395,8cyclictest9-21ksoftirqd/010:21:000
2439799395,7cyclictest9-21ksoftirqd/010:10:570
2439799395,7cyclictest9-21ksoftirqd/009:41:020
106891390,1ptp4l401ktimersoftd/314:08:413
106891390,1ptp4l401ktimersoftd/314:05:063
106891390,1ptp4l401ktimersoftd/313:08:363
106891390,1ptp4l401ktimersoftd/312:02:513
106891390,16ptp4l401ktimersoftd/311:23:473
2439799383,7cyclictest9-21ksoftirqd/010:05:460
2439799383,6cyclictest9-21ksoftirqd/009:26:010
106891380,1ptp4l401ktimersoftd/314:13:283
106891380,1ptp4l401ktimersoftd/314:13:283
106891380,1ptp4l401ktimersoftd/313:25:253
106891380,1ptp4l401ktimersoftd/312:06:083
106891380,1ptp4l401ktimersoftd/311:39:503
106891380,1ptp4l401ktimersoftd/311:08:023
106891370,1ptp4l401ktimersoftd/313:48:063
106891370,1ptp4l401ktimersoftd/313:16:443
106891370,1ptp4l401ktimersoftd/313:03:133
106891370,1ptp4l401ktimersoftd/312:47:393
106891370,1ptp4l401ktimersoftd/312:20:203
106891370,1ptp4l401ktimersoftd/311:19:093
106891370,1ptp4l401ktimersoftd/311:04:453
106891370,0ptp4l401ktimersoftd/312:52:403
106891370,0ptp4l401ktimersoftd/312:31:493
106891370,0ptp4l401ktimersoftd/312:31:493
106891370,0ptp4l401ktimersoftd/311:44:163
106891360,1ptp4l401ktimersoftd/314:20:073
106891360,1ptp4l401ktimersoftd/313:37:463
106891360,1ptp4l401ktimersoftd/312:59:033
106891360,0ptp4l401ktimersoftd/312:11:433
2441199351,6cyclictest17352-21diskmemload12:23:192
106891350,1ptp4l401ktimersoftd/311:33:193
106891350,0ptp4l401ktimersoftd/309:45:593
106891340,2ptp4l31804-21kworker/3:213:51:143
106891340,1ptp4l7839-21kworker/3:012:36:423
326412320,5chrt32643-21cpuspeed_turbos11:06:011
24411993220,10cyclictest33-21ksoftirqd/209:11:152
106891320,1ptp4l401ktimersoftd/311:52:203
106891320,1ptp4l401ktimersoftd/309:05:253
106891310,1ptp4l401ktimersoftd/310:19:423
106891310,1ptp4l401ktimersoftd/309:21:263
106891310,1ptp4l401ktimersoftd/309:18:053
106891310,0ptp4l401ktimersoftd/311:55:583
24411993024,3cyclictest33-21ksoftirqd/212:05:502
149642300,2sleep20-21swapper/211:53:072
24411992823,3cyclictest33-21ksoftirqd/210:51:052
24411992822,3cyclictest33-21ksoftirqd/212:31:132
24411992822,3cyclictest33-21ksoftirqd/212:31:132
24411992821,4cyclictest33-21ksoftirqd/212:50:232
24402992820,4cyclictest25-21ksoftirqd/111:25:001
196522280,2sleep10-21swapper/110:51:191
24418992721,3cyclictest41-21ksoftirqd/310:41:153
106891270,1ptp4l401ktimersoftd/310:38:343
106891270,1ptp4l401ktimersoftd/309:09:033
24411992620,3cyclictest33-21ksoftirqd/209:44:312
24411992620,3cyclictest33-21ksoftirqd/209:36:362
24411992619,4cyclictest33-21ksoftirqd/210:49:482
24411992619,4cyclictest33-21ksoftirqd/210:49:482
24411992619,4cyclictest33-21ksoftirqd/210:22:262
2441199260,3cyclictest121rcu_preempt13:42:412
24402992621,3cyclictest25-21ksoftirqd/109:20:441
106891260,10ptp4l401ktimersoftd/309:29:053
106891260,0ptp4l401ktimersoftd/308:51:303
106891260,0ptp4l401ktimersoftd/308:51:303
24418992520,3cyclictest41-21ksoftirqd/310:50:463
24418992520,3cyclictest41-21ksoftirqd/310:50:463
24411992519,3cyclictest33-21ksoftirqd/211:18:142
24411992519,3cyclictest33-21ksoftirqd/209:51:262
24411992519,3cyclictest33-21ksoftirqd/209:48:502
24411992518,4cyclictest33-21ksoftirqd/209:58:452
24411992518,4cyclictest33-21ksoftirqd/209:10:402
24411992518,4cyclictest31710-21ssh12:43:372
24402992519,3cyclictest25-21ksoftirqd/110:20:391
24402992518,4cyclictest25-21ksoftirqd/110:30:411
24402992518,4cyclictest25-21ksoftirqd/109:38:331
24402992516,6cyclictest23761-21ssh12:01:271
106891250,1ptp4l401ktimersoftd/310:26:013
106891250,1ptp4l401ktimersoftd/309:30:583
106891250,0ptp4l401ktimersoftd/310:34:553
106891250,0ptp4l401ktimersoftd/310:21:353
24418992417,4cyclictest41-21ksoftirqd/310:11:513
24411992419,3cyclictest33-21ksoftirqd/212:26:322
24411992418,3cyclictest33-21ksoftirqd/213:52:482
24411992417,4cyclictest8857-21sh14:00:502
24411992417,4cyclictest33-21ksoftirqd/213:36:422
24411992417,4cyclictest33-21ksoftirqd/210:30:492
2440299243,13cyclictest47050irq/101-ens3-Tx12:55:591
2440299242,20cyclictest9465-21ssh11:15:471
24402992418,3cyclictest25-21ksoftirqd/112:55:291
24402992418,3cyclictest25-21ksoftirqd/110:12:041
24402992418,3cyclictest25-21ksoftirqd/109:28:161
2440299241,4cyclictest27941-21df_inode08:55:591
2440299241,4cyclictest24710-21memory12:36:101
106891240,1ptp4l401ktimersoftd/309:55:573
106891240,1ptp4l401ktimersoftd/309:51:003
106891240,1ptp4l401ktimersoftd/309:40:563
106891240,1ptp4l401ktimersoftd/309:36:023
106891240,1ptp4l401ktimersoftd/309:11:113
24411992317,3cyclictest33-21ksoftirqd/212:54:022
24411992317,3cyclictest33-21ksoftirqd/211:24:162
24411992317,3cyclictest33-21ksoftirqd/210:16:422
24411992317,3cyclictest33-21ksoftirqd/209:15:522
24411992316,4cyclictest33-21ksoftirqd/214:10:542
24411992316,4cyclictest33-21ksoftirqd/214:10:542
24411992316,4cyclictest33-21ksoftirqd/208:55:342
24411992316,4cyclictest33-21ksoftirqd/208:55:342
2440299233,12cyclictest27140-21ssh13:46:021
2440299232,18cyclictest13807-21tail11:51:161
24402992318,3cyclictest25-21ksoftirqd/110:47:381
24402992318,3cyclictest25-21ksoftirqd/110:47:381
24402992317,3cyclictest25-21ksoftirqd/110:31:341
24402992317,3cyclictest25-21ksoftirqd/109:32:541
24402992316,4cyclictest25-21ksoftirqd/109:48:161
24402992316,4cyclictest17374-21gltestperf11:56:041
24402992315,5cyclictest21776-21grep13:06:081
2440299231,3cyclictest19986-21ssh13:05:221
2440299231,16cyclictest47050irq/101-ens3-Tx12:26:011
232012230,2sleep20-21swapper/212:01:102
299952221,3sleep130073-21apt-get09:00:561
2441199222,15cyclictest7193-21apt-get11:46:002
24411992217,3cyclictest29995-21awk13:15:502
24411992216,3cyclictest33-21ksoftirqd/209:01:352
24411992216,3cyclictest24422-21grep10:56:162
24411992215,4cyclictest7450-21grep10:26:182
24411992215,4cyclictest11214-21sh14:01:282
2441199221,3cyclictest0-21swapper/210:01:022
2441199220,3cyclictest121rcu_preempt12:12:272
24402992216,3cyclictest25-21ksoftirqd/110:06:181
24402992216,3cyclictest25-21ksoftirqd/109:44:411
24402992216,3cyclictest25-21ksoftirqd/109:14:391
2440299221,4cyclictest1015-21snmp_o5powerctl13:51:151
24402992213,5cyclictest8836-21awk13:26:111
2440299221,19cyclictest25736-21ssh14:16:241
2440299221,19cyclictest0-21swapper/110:42:271
2440299221,18cyclictest12753-21ssh11:18:021
2441199218,3cyclictest21962-21grep13:06:102
24411992116,3cyclictest20682-21rm11:26:062
24411992115,4cyclictest33-21ksoftirqd/209:35:172
24411992115,3cyclictest33-21ksoftirqd/214:18:062
24411992115,3cyclictest33-21ksoftirqd/211:06:502
24411992115,3cyclictest31831-21sh11:36:422
24411992115,3cyclictest29003-21sh11:35:352
24411992114,4cyclictest29759-21sh09:00:442
24411992114,4cyclictest28496-21mailstats13:46:132
24411992114,4cyclictest26285-21sh12:37:402
24411992114,4cyclictest18973-21sh11:56:372
24411992114,4cyclictest18172-21sh13:02:132
24411992114,4cyclictest13753-21sh12:58:012
24411992114,4cyclictest11095-21sh13:29:052
24402992115,4cyclictest25-21ksoftirqd/110:39:391
24402992115,4cyclictest25-21ksoftirqd/109:53:421
24402992115,3cyclictest25-21ksoftirqd/112:11:331
24402992115,3cyclictest1055-21runrttasks11:28:541
24402992114,4cyclictest4808-21grep10:21:151
24402992114,4cyclictest4392-21expr12:16:021
24402992114,4cyclictest30068-21switchtime12:41:181
24402992114,4cyclictest26984-21sh11:32:101
2440299211,3cyclictest27723-21snmp_o5powerctl10:01:121
24402992110,9cyclictest25-21ksoftirqd/111:49:211
2440299210,19cyclictest17352-21diskmemload12:32:161
2440299210,19cyclictest17352-21diskmemload12:32:161
2440299210,17cyclictest8972-21ssh12:20:561
2441199201,4cyclictest3772-21snmp_o5powerctl11:41:122
2441199201,4cyclictest29217-21hddtemp_smartct10:06:022
24411992014,3cyclictest6940-21sh12:17:512
24411992014,3cyclictest31405-21sh13:16:092
24411992014,3cyclictest29542-21sh11:01:252
24411992014,3cyclictest16832-21sh13:35:352
24411992013,3cyclictest31752-21grep10:11:052
2441199201,17cyclictest0-21swapper/211:10:482
2441199200,3cyclictest2837-21egrep13:21:032
24402992014,4cyclictest25-21ksoftirqd/109:58:201
24402992014,4cyclictest25-21ksoftirqd/108:50:471
24402992014,4cyclictest25-21ksoftirqd/108:50:471
24402992014,4cyclictest15932-21sh13:34:021
24402992014,3cyclictest4821-21grep13:56:071
24402992014,3cyclictest25-21ksoftirqd/109:24:071
24402992014,3cyclictest25-21ksoftirqd/109:08:171
24402992014,3cyclictest17352-21diskmemload12:45:501
24402992013,4cyclictest32017-21cat13:16:181
24402992013,4cyclictest29406-21grep11:01:181
24402992013,4cyclictest22969-21sh10:56:021
24402992012,5cyclictest17770-21tune2fs13:36:051
24402992012,4cyclictest20025-21sed14:11:101
24402992012,4cyclictest20025-21sed14:11:101
2440299201,16cyclictest24687-21ssh13:42:191
2440299201,16cyclictest16062-21ssh14:06:281
2441199193,10cyclictest14143-21apt-get14:06:032
24411991913,3cyclictest11474-21latency10:36:052
2440299195,11cyclictest3526-21tr13:21:081
24402991913,3cyclictest9301-21apt14:01:021
24402991912,4cyclictest26224-21ps13:11:071
2441199181,14cyclictest8285-21phc2sys09:21:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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