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2026-07-08 - 01:38
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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 highest latencies:
System rackbslot6.osadl.org (updated Tue Jul 07, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2014521690,4sleep31828199cyclictest12:19:353
1420821650,4sleep31828199cyclictest11:06:003
2475521560,4sleep11826599cyclictest13:29:511
577421480,3sleep21827099cyclictest13:43:572
1086621460,5sleep21827099cyclictest12:42:152
2683921420,3sleep31828199cyclictest11:52:333
1068911010,4ptp4l401ktimersoftd/309:01:093
199302790,3sleep219932-21proc_pri11:44:572
221572710,2sleep30-21swapper/314:33:333
60362680,5sleep11826599cyclictest14:16:121
291962660,4sleep01825999cyclictest13:34:480
99192640,2sleep00-21swapper/012:40:360
259602610,4sleep31828199cyclictest14:04:383
178522614,10sleep10-21swapper/109:00:351
56882590,4sleep1241ktimersoftd/112:36:401
23762590,2sleep00-21swapper/013:05:530
120252580,3sleep01825999cyclictest13:15:450
149482570,2sleep10-21swapper/113:19:521
291272560,2sleep30-21swapper/309:24:513
181182544,39sleep00-21swapper/009:04:010
216252520,2sleep20-21swapper/212:54:032
216252520,2sleep20-21swapper/212:54:032
115782510,2sleep20-21swapper/211:04:342
115782510,2sleep20-21swapper/211:04:342
18281994818,8cyclictest41-21ksoftirqd/312:20:353
106891470,0ptp4l401ktimersoftd/314:21:043
18281994623,10cyclictest41-21ksoftirqd/310:24:573
18281994617,9cyclictest41-21ksoftirqd/309:56:163
18281994617,10cyclictest41-21ksoftirqd/311:21:543
1828199443,6cyclictest401ktimersoftd/314:24:573
1828199437,7cyclictest41-21ksoftirqd/312:45:003
18281994319,9cyclictest41-21ksoftirqd/310:49:343
18281994313,7cyclictest41-21ksoftirqd/313:45:093
1828199426,9cyclictest41-21ksoftirqd/312:57:293
18281994220,8cyclictest41-21ksoftirqd/313:00:073
18281994220,12cyclictest41-21ksoftirqd/314:04:543
18281994219,9cyclictest41-21ksoftirqd/311:54:503
1828199416,7cyclictest41-21ksoftirqd/313:29:153
18281994120,9cyclictest41-21ksoftirqd/312:04:503
18281994118,9cyclictest41-21ksoftirqd/311:27:153
1828199404,6cyclictest41-21ksoftirqd/313:52:073
1828199404,4cyclictest0-21swapper/312:29:493
1828199403,6cyclictest41-21ksoftirqd/311:38:073
1828199403,5cyclictest0-21swapper/313:43:493
18281994015,4cyclictest41-21ksoftirqd/311:14:343
1828199398,7cyclictest41-21ksoftirqd/313:54:593
1828199394,6cyclictest41-21ksoftirqd/314:11:013
18281993921,8cyclictest41-21ksoftirqd/313:04:533
18281993918,9cyclictest41-21ksoftirqd/309:44:463
106891390,1ptp4l401ktimersoftd/312:43:443
1828199387,4cyclictest41-21ksoftirqd/313:35:063
1828199386,7cyclictest41-21ksoftirqd/311:30:523
1828199386,7cyclictest41-21ksoftirqd/310:13:023
1828199386,6cyclictest41-21ksoftirqd/313:23:303
1828199386,6cyclictest41-21ksoftirqd/311:39:543
1828199386,10cyclictest41-21ksoftirqd/310:34:523
1828199384,6cyclictest41-21ksoftirqd/312:27:393
106891380,1ptp4l401ktimersoftd/309:44:313
1828199376,7cyclictest41-21ksoftirqd/312:01:563
163712373,21sleep216436-21/usr/sbin/munin08:59:472
106891370,1ptp4l401ktimersoftd/313:18:543
106891370,1ptp4l401ktimersoftd/313:11:443
106891370,1ptp4l401ktimersoftd/312:11:233
106891370,1ptp4l401ktimersoftd/311:15:583
106891370,0ptp4l401ktimersoftd/312:52:243
106891370,0ptp4l401ktimersoftd/312:52:243
106891370,0ptp4l401ktimersoftd/311:46:343
1828199364,6cyclictest41-21ksoftirqd/310:02:163
18281993630,3cyclictest41-21ksoftirqd/309:54:333
18265993615,11cyclictest21366-21ssh13:59:491
106891360,1ptp4l401ktimersoftd/314:14:453
106891360,1ptp4l401ktimersoftd/313:34:333
106891360,1ptp4l401ktimersoftd/312:36:223
1828199355,7cyclictest41-21ksoftirqd/310:54:553
1828199355,7cyclictest41-21ksoftirqd/309:34:523
1828199354,5cyclictest41-21ksoftirqd/309:09:553
1828199351,5cyclictest41-21ksoftirqd/310:18:133
18259993521,7cyclictest9-21ksoftirqd/014:14:520
106891350,0ptp4l401ktimersoftd/309:32:113
1828199346,7cyclictest41-21ksoftirqd/310:40:033
1828199345,7cyclictest41-21ksoftirqd/310:04:513
1828199344,6cyclictest41-21ksoftirqd/309:05:003
18259993428,3cyclictest9-21ksoftirqd/011:09:340
18259993422,6cyclictest9-21ksoftirqd/010:24:470
1828199335,7cyclictest41-21ksoftirqd/309:19:323
18281993329,2cyclictest391rcuc/310:23:543
18281993313,8cyclictest41-21ksoftirqd/309:19:483
294182320,3sleep01825999cyclictest12:28:270
1828199322,5cyclictest41-21ksoftirqd/311:01:573
1828199322,5cyclictest41-21ksoftirqd/311:01:573
18259993226,3cyclictest9-21ksoftirqd/012:34:360
18259993225,4cyclictest9-21ksoftirqd/013:24:570
18259993225,3cyclictest9-21ksoftirqd/012:14:360
106891320,1ptp4l401ktimersoftd/310:32:333
1828199318,7cyclictest41-21ksoftirqd/310:49:513
1826599310,2cyclictest121rcu_preempt11:16:211
18259993126,3cyclictest9-21ksoftirqd/014:24:380
18259993125,3cyclictest9-21ksoftirqd/013:54:380
18259993125,3cyclictest9-21ksoftirqd/013:39:510
18259993125,3cyclictest9-21ksoftirqd/012:44:480
18270993023,4cyclictest10489-21/usr/sbin/munin14:20:092
18259993024,3cyclictest9-21ksoftirqd/012:24:350
18259993023,5cyclictest9-21ksoftirqd/013:49:380
18259993018,6cyclictest9-21ksoftirqd/009:24:460
18270992923,3cyclictest33-21ksoftirqd/213:14:562
18270992923,3cyclictest33-21ksoftirqd/210:55:052
18270992919,7cyclictest3971-21cut14:14:562
18259992924,3cyclictest9-21ksoftirqd/012:54:360
18259992924,3cyclictest9-21ksoftirqd/012:54:360
18259992923,3cyclictest9-21ksoftirqd/011:04:340
18259992923,3cyclictest9-21ksoftirqd/011:04:340
18259992917,6cyclictest9-21ksoftirqd/014:04:500
18259992917,5cyclictest9-21ksoftirqd/009:59:450
18259992916,7cyclictest9-21ksoftirqd/011:49:470
18259992915,5cyclictest9-21ksoftirqd/011:19:470
18270992823,3cyclictest33-21ksoftirqd/211:59:492
18270992822,3cyclictest17490-21cron10:09:332
18270992821,4cyclictest33-21ksoftirqd/213:49:512
18270992821,4cyclictest33-21ksoftirqd/210:32:032
18265992822,3cyclictest25-21ksoftirqd/113:45:331
18259992822,3cyclictest9-21ksoftirqd/013:04:370
18259992822,3cyclictest9-21ksoftirqd/011:34:580
18259992821,4cyclictest9-21ksoftirqd/011:14:470
18270992722,3cyclictest33-21ksoftirqd/212:24:362
18265992722,3cyclictest25-21ksoftirqd/111:14:341
1825999273,13cyclictest16735-21ssh11:09:470
18259992721,3cyclictest9-21ksoftirqd/014:09:590
18259992721,3cyclictest9-21ksoftirqd/013:59:560
18259992721,3cyclictest9-21ksoftirqd/013:09:560
18259992721,3cyclictest9-21ksoftirqd/012:59:370
18259992721,3cyclictest9-21ksoftirqd/011:39:540
18259992721,3cyclictest9-21ksoftirqd/009:54:570
18259992721,3cyclictest9-21ksoftirqd/009:34:510
18259992720,4cyclictest9-21ksoftirqd/010:58:340
18270992621,3cyclictest33-21ksoftirqd/212:09:372
18270992621,3cyclictest33-21ksoftirqd/211:44:222
18270992621,3cyclictest33-21ksoftirqd/211:31:412
18270992620,3cyclictest33-21ksoftirqd/213:14:372
18270992620,3cyclictest33-21ksoftirqd/209:55:282
18270992619,4cyclictest33-21ksoftirqd/213:37:552
18270992619,4cyclictest33-21ksoftirqd/212:19:142
18270992619,4cyclictest33-21ksoftirqd/210:49:052
18270992619,4cyclictest33-21ksoftirqd/210:25:562
18270992619,4cyclictest33-21ksoftirqd/209:12:342
18265992620,3cyclictest25-21ksoftirqd/111:54:481
18259992621,3cyclictest9-21ksoftirqd/014:26:460
18259992621,3cyclictest9-21ksoftirqd/012:06:110
18259992621,3cyclictest9-21ksoftirqd/010:29:470
18259992620,4cyclictest9-21ksoftirqd/009:14:310
18259992620,3cyclictest9-21ksoftirqd/011:24:540
18259992620,3cyclictest9-21ksoftirqd/010:39:540
18259992620,3cyclictest9-21ksoftirqd/010:38:390
18259992619,4cyclictest9-21ksoftirqd/010:47:420
18259992619,4cyclictest9-21ksoftirqd/010:07:150
1827099252,14cyclictest19557-21ssh13:24:512
18270992520,3cyclictest33-21ksoftirqd/212:34:542
18270992520,3cyclictest33-21ksoftirqd/211:54:552
18270992519,4cyclictest33-21ksoftirqd/214:34:392
18270992519,3cyclictest33-21ksoftirqd/213:05:032
18270992519,3cyclictest33-21ksoftirqd/210:16:592
18270992518,4cyclictest33-21ksoftirqd/213:03:302
18270992518,4cyclictest33-21ksoftirqd/210:40:502
1827099250,23cyclictest0-21swapper/213:29:492
18265992519,3cyclictest25-21ksoftirqd/111:02:501
18265992519,3cyclictest25-21ksoftirqd/111:02:501
18265992519,3cyclictest25-21ksoftirqd/110:10:321
18265992518,4cyclictest25-21ksoftirqd/110:54:021
18265992518,4cyclictest25-21ksoftirqd/110:49:041
18265992518,4cyclictest25-21ksoftirqd/110:42:371
18265992518,4cyclictest25-21ksoftirqd/109:47:331
1826599250,4cyclictest23856-21taskset09:14:361
18259992520,3cyclictest9-21ksoftirqd/012:14:500
18259992519,4cyclictest9-21ksoftirqd/009:19:310
18259992518,4cyclictest9-21ksoftirqd/010:22:010
18259992513,6cyclictest9-21ksoftirqd/010:09:430
18259992512,6cyclictest9-21ksoftirqd/014:29:500
18270992419,3cyclictest33-21ksoftirqd/214:00:052
18270992419,3cyclictest33-21ksoftirqd/213:20:052
18270992419,3cyclictest33-21ksoftirqd/212:44:552
18270992417,4cyclictest33-21ksoftirqd/210:21:032
18270992417,4cyclictest33-21ksoftirqd/210:11:032
18270992417,4cyclictest33-21ksoftirqd/209:29:082
18270992414,3cyclictest1745-21sh14:12:142
18265992418,3cyclictest29050-21grep09:24:511
18265992418,3cyclictest25-21ksoftirqd/111:06:091
18265992418,3cyclictest25-21ksoftirqd/110:04:401
18265992417,5cyclictest25-21ksoftirqd/112:04:421
18265992417,4cyclictest25-21ksoftirqd/110:39:121
18265992417,4cyclictest25-21ksoftirqd/110:31:331
18265992417,4cyclictest25-21ksoftirqd/110:16:561
18259992419,3cyclictest9-21ksoftirqd/013:59:390
18259992418,3cyclictest9-21ksoftirqd/010:16:020
18259992418,3cyclictest9-21ksoftirqd/009:06:050
18259992411,6cyclictest9-21ksoftirqd/011:54:480
18270992319,3cyclictest33-21ksoftirqd/211:19:052
18270992318,3cyclictest33-21ksoftirqd/209:49:322
18270992317,3cyclictest33-21ksoftirqd/212:56:482
18270992317,3cyclictest33-21ksoftirqd/212:24:562
18270992317,3cyclictest33-21ksoftirqd/209:34:432
18270992316,4cyclictest33-21ksoftirqd/212:34:002
18270992316,4cyclictest33-21ksoftirqd/209:51:242
18270992316,4cyclictest33-21ksoftirqd/209:20:362
18265992317,3cyclictest25-21ksoftirqd/112:13:551
18265992316,4cyclictest5024-21grep09:40:031
18265992316,4cyclictest32436-21tail14:10:031
1826599231,4cyclictest22569-21apt-get10:19:461
1826599231,19cyclictest17601-21ssh11:43:281
18259992318,3cyclictest9-21ksoftirqd/013:20:010
18259992317,3cyclictest9-21ksoftirqd/011:44:480
18259992317,3cyclictest9-21ksoftirqd/011:29:460
18270992217,3cyclictest33-21ksoftirqd/211:04:452
18270992216,3cyclictest33-21ksoftirqd/209:18:482
18270992216,3cyclictest33-21ksoftirqd/209:04:332
1826599225,5cyclictest1055-21runrttasks14:31:021
18265992217,3cyclictest4936-21apt-get13:09:501
18265992217,3cyclictest2539-21ssh13:06:101
18265992216,3cyclictest26214-21ssh12:58:331
18265992216,3cyclictest25-21ksoftirqd/113:43:291
18265992216,3cyclictest25-21ksoftirqd/109:57:131
18265992216,3cyclictest25-21ksoftirqd/109:13:451
18265992215,4cyclictest25-21ksoftirqd/109:52:551
18265992215,4cyclictest1168-21sh11:25:331
1826599221,18cyclictest23503-21ssh12:22:011
1826599221,18cyclictest17739-21python13:55:031
1826599221,18cyclictest0-21swapper/113:25:021
1826599220,19cyclictest3683-21ssh12:01:441
18259992217,3cyclictest9-21ksoftirqd/010:49:520
18259992217,3cyclictest9-21ksoftirqd/009:39:460
18259992210,6cyclictest9-21ksoftirqd/009:44:430
175332220,2sleep10-21swapper/114:28:571
130922221,17sleep113257-21awk13:50:081
18270992116,3cyclictest33-21ksoftirqd/211:54:352
18270992116,3cyclictest33-21ksoftirqd/211:34:502
18270992115,4cyclictest33-21ksoftirqd/209:43:212
18270992115,3cyclictest33-21ksoftirqd/209:33:272
18270992114,4cyclictest9558-21sh13:47:062
18270992113,5cyclictest1055-21runrttasks13:55:042
1826599212,10cyclictest30508-21chrt12:29:491
18265992116,3cyclictest25-21ksoftirqd/110:04:331
18265992116,3cyclictest20506-21ssh12:52:051
18265992116,3cyclictest20506-21ssh12:52:051
18265992115,3cyclictest25-21ksoftirqd/109:34:431
1826599211,4cyclictest13528-21ssh13:18:221
1826599211,17cyclictest26556-21apt-get11:19:471
1825999212,16cyclictest8772-21head09:49:480
1825999212,16cyclictest26403-21tr09:19:440
18259992116,3cyclictest9-21ksoftirqd/011:59:580
18259992115,3cyclictest9-21ksoftirqd/009:29:580
18259992115,3cyclictest25979-21timerandwakeup13:30:040
1827099209,9cyclictest15331-21unixbench_singl14:25:102
18270992015,3cyclictest33-21ksoftirqd/211:09:572
18270992013,4cyclictest30409-21sh11:23:282
1826599202,16cyclictest27926-21grep12:59:541
18265992015,3cyclictest25-21ksoftirqd/111:50:021
18265992015,2cyclictest0-21swapper/112:48:141
1826599201,4cyclictest19735-21/usr/sbin/munin11:44:551
18265992014,3cyclictest3872-21/usr/sbin/munin11:30:031
18265992014,3cyclictest31405-21sh13:35:361
1826599201,3cyclictest25197-21diskstats10:24:501
18265992013,4cyclictest31047-21apt-get09:29:441
18265992013,4cyclictest26788-21if_enp1s014:04:551
18265992013,4cyclictest19004-21hddtemp_smartct09:04:491
1826599201,17cyclictest18002-21ssh12:15:521
1826599201,17cyclictest0-21swapper/110:54:511
1825999201,16cyclictest3644-21sed12:34:540
128352201,6sleep2121rcu_preempt12:10:242
18270991914,3cyclictest33-21ksoftirqd/210:34:532
18270991913,3cyclictest5683-21phc2sys10:49:542
18270991913,3cyclictest28170-21sh14:05:172
18270991913,3cyclictest13338-21entropy09:59:492
18270991912,4cyclictest1283-21sh11:25:452
18265991912,4cyclictest26147-21grep12:24:531
1826599191,16cyclictest0-21swapper/109:23:401
1826599190,17cyclictest0-21swapper/114:20:271
1826599190,16cyclictest8189-21cut12:39:521
1826599190,16cyclictest11208-21ssh11:35:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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