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2026-09-17 - 21:57
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackfslot4.osadl.org (updated Thu Sep 17, 2026 12:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1912823860,1sleep117433-21kworker/u8:010:25:301
1474823400,1sleep20-21swapper/210:15:412
3097723290,2sleep227008-21kworker/u8:1208:15:142
2917023270,3sleep229168-21ps10:45:412
2473423200,2sleep10-21swapper/111:46:161
1415023200,1sleep110542-21kworker/u8:210:15:231
946223140,2sleep10-21swapper/108:46:071
946223140,2sleep10-21swapper/108:46:061
1395023130,1sleep113308-21kworker/u8:211:25:011
1071023130,2sleep20-21swapper/210:08:012
464923110,2sleep20-21swapper/208:32:362
974923030,1sleep26364-21kworker/u8:412:25:192
144923030,2sleep10-21swapper/108:23:021
1914423020,2sleep20-21swapper/210:25:322
823523010,1sleep17116-21kworker/u8:607:05:301
2210023010,2sleep222099-21grep10:30:332
2075723010,3sleep120753-21cron11:40:001
740722990,1sleep16625-21kworker/u8:311:10:131
1175822990,1sleep210542-21kworker/u8:210:10:222
864222980,2sleep30-21swapper/307:05:413
509022980,1sleep24698-21kworker/u8:012:15:182
3098122920,1sleep127091-21kworker/u8:312:00:281
1152322890,2sleep20-21swapper/207:15:322
1168822880,1sleep15948-21kworker/u8:310:10:211
535022870,1sleep129866-21kworker/u8:109:55:371
300322870,2sleep23004-21/usr/sbin/munin12:10:272
273022870,3sleep11588-21kworker/u8:912:10:181
1946122860,1sleep2121rcu_preempt11:35:352
2152122850,2sleep10-21swapper/107:45:291
1829222850,2sleep218291-21ssh09:13:532
1829222850,2sleep218291-21ssh09:13:532
1670222850,2sleep10-21swapper/110:20:311
966922840,1sleep2121rcu_preempt11:15:122
1743122840,2sleep217429-21awk07:35:002
1743122840,2sleep217429-21awk07:34:592
1409322840,1sleep213310-21kworker/u8:711:25:022
3173222830,2sleep131730-21ssh10:50:421
2204222820,2sleep222038-21ssh11:40:472
2204222820,2sleep222038-21ssh11:40:472
76722810,1sleep20-21swapper/209:45:372
186522800,1sleep132063-21kworker/u8:1608:25:111
1690322800,1sleep214906-21kworker/u8:710:20:402
2399422780,1sleep220208-21kworker/u8:1209:25:282
1831222780,2sleep213727-21kworker/u8:3707:35:332
1831222780,2sleep213727-21kworker/u8:3707:35:322
1761122780,1sleep213310-21kworker/u8:711:30:522
312822760,1sleep229760-21kworker/u8:511:00:172
2936822760,1sleep227008-21kworker/u8:1208:10:192
2713022760,1sleep1191ksoftirqd/111:51:471
2354722760,1sleep122043-21kworker/u8:807:50:391
3176222750,1sleep229760-21kworker/u8:510:50:482
2451822750,3sleep224517-21ssh10:35:362
1493122750,1sleep132102-21kworker/u8:611:25:331
1222222740,2sleep20-21swapper/208:55:272
2636022730,1sleep224801-21kworker/u8:509:30:332
123522730,2sleep232062-21kworker/u8:1508:20:412
557122720,1sleep11589-21kworker/u8:1012:15:291
3200022720,2sleep20-21swapper/209:44:042
2450622720,2sleep10-21swapper/110:35:351
2639922710,1sleep223698-21kworker/u8:3708:00:262
2639922710,1sleep223698-21kworker/u8:3708:00:262
758722700,2sleep17564-21ssh10:00:321
47122700,6sleep1473-21latency09:45:241
309622700,1sleep231679-21kworker/u8:709:50:402
1848522700,2sleep10-21swapper/111:34:581
1624122700,1sleep213308-21kworker/u8:211:30:002
120622700,2sleep20-21swapper/210:55:302
1144222700,2sleep10-21swapper/112:29:521
2130222690,1sleep113310-21kworker/u8:711:40:181
2130222690,1sleep113310-21kworker/u8:711:40:181
865622680,2sleep20-21swapper/207:05:452
535222680,1sleep14595-21kworker/u8:308:35:201
1063422680,2sleep10-21swapper/108:50:321
440122670,1sleep132106-21kworker/u8:1011:02:491
1246122670,1sleep16364-21kworker/u8:412:30:371
1235722660,1sleep26364-21kworker/u8:412:30:302
118122660,3sleep10-21swapper/110:55:291
795122650,1sleep21592-21kworker/u8:1412:20:372
719522650,2sleep27190-21ssh10:00:212
2584922650,1sleep123698-21kworker/u8:3708:00:121
2584922650,1sleep123698-21kworker/u8:3708:00:111
1281222650,2sleep20-21swapper/207:20:202
678622640,1sleep26262-21kworker/u8:3108:40:162
3066022640,2sleep230641-21ssh12:00:202
2906122640,2sleep10-21swapper/109:36:041
2287922640,2sleep10-21swapper/109:23:491
1809122640,1sleep112736-21kworker/u8:309:12:481
1809122640,1sleep112736-21kworker/u8:309:12:471
2772922630,2sleep20-21swapper/210:43:172
2650622630,2sleep226505-21ssh11:50:352
2205622630,2sleep10-21swapper/110:30:321
2064922630,1sleep120208-21kworker/u8:1209:19:061
1605922630,2sleep10-21swapper/107:30:211
1605922630,2sleep10-21swapper/107:30:211
1106122630,2sleep15948-21kworker/u8:310:09:401
2878922620,1sleep127090-21kworker/u8:211:55:331
2833622620,1sleep227092-21kworker/u8:411:55:182
2709822620,1sleep124801-21kworker/u8:509:32:251
624222610,3sleep129756-1kworker/u9:111:05:511
624222610,3sleep129756-1kworker/u9:111:05:501
453122610,2sleep10-21swapper/108:31:101
3152922610,1sleep127025-21kworker/u8:2908:15:331
2910322610,1sleep127453-21kworker/u8:1110:45:411
2803822610,6sleep119-21ksoftirqd/108:05:231
2494322610,1sleep220176-21kworker/u8:811:47:142
2466322610,1sleep223699-21kworker/u8:3807:55:232
2403922600,2sleep10-21swapper/109:25:301
2273622600,1sleep220208-21kworker/u8:1209:23:092
1956822600,1sleep113713-21kworker/u8:2307:40:181
1232322600,1sleep111193-21kworker/u8:208:55:341
897722590,1sleep27929-21kworker/u8:408:45:262
897722590,1sleep27929-21kworker/u8:408:45:262
2919222590,2sleep20-21swapper/209:36:402
2255022590,2sleep20-21swapper/207:50:122
744322580,1sleep16261-21kworker/u8:3008:40:351
461522580,1sleep231679-21kworker/u8:709:55:152
376922580,1sleep131679-21kworker/u8:709:52:201
2666922580,3sleep126668-21ssh10:40:251
1996022580,1sleep213713-21kworker/u8:2307:40:312
2147522570,2sleep20-21swapper/207:45:262
857122560,1sleep232106-21kworker/u8:1011:11:062
41622560,1sleep10-21swapper/112:05:181
1449522560,2sleep214490-21ssh12:35:242
1449522560,2sleep214490-21ssh12:35:242
1432122560,1sleep212736-21kworker/u8:309:00:542
1321822560,1sleep110404-21kworker/u8:907:20:341
514022540,1sleep232102-21kworker/u8:611:05:162
514022540,1sleep232102-21kworker/u8:611:05:152
3080822540,1sleep120208-21kworker/u8:1209:40:291
1627422540,2sleep20-21swapper/209:09:592
1212922540,1sleep110400-21kworker/u8:307:18:141
1033922540,4sleep1121rcu_preempt11:15:321
964322530,2sleep10-21swapper/107:10:221
787822530,3sleep1840-1kworker/u9:212:20:321
3038722530,2sleep10-21swapper/108:13:441
1988222520,1sleep216023-21kworker/u8:2709:15:382
1891422520,1sleep113713-21kworker/u8:2307:38:411
1891422520,1sleep113713-21kworker/u8:2307:38:411
2481922510,2sleep10-21swapper/107:55:301
1548822510,1sleep113727-21kworker/u8:3707:29:111
580022500,2sleep24595-21kworker/u8:308:35:372
287322500,1sleep230287-21kworker/u8:808:25:402
1504522500,2sleep10-21swapper/112:35:391
1504522500,2sleep10-21swapper/112:35:381
1610022490,1sleep116023-21kworker/u8:2709:07:441
1522922490,1sleep213699-21kworker/u8:607:25:542
1106022490,1sleep26261-21kworker/u8:3008:50:452
205322480,1sleep21588-21kworker/u8:912:09:092
1384322470,1sleep112736-21kworker/u8:309:00:251
1046322470,2sleep20-21swapper/207:12:472
2857422460,1sleep223698-21kworker/u8:3708:06:162
524421090,2sleep30-21swapper/309:55:313
178892380,2sleep30-21swapper/307:35:183
178892380,2sleep30-21swapper/307:35:183
222642360,2sleep30-21swapper/310:30:393
157052340,2chrt0-21swapper/309:05:373
256902320,2sleep30-21swapper/309:30:143
908599282,3cyclictest13666-21chrt10:15:133
908599265,3cyclictest0-21swapper/308:55:363
908599251,6cyclictest12335-21taskset07:20:013
908599251,5cyclictest166232sleep309:10:173
908599251,5cyclictest166232sleep309:10:173
908599251,4cyclictest25830-21chrt11:50:173
166742250,2chrt0-21swapper/311:30:183
908599244,4cyclictest11406-21taskset10:10:163
908599241,6cyclictest27878-21chrt08:05:213
908599241,6cyclictest21714-21chrt09:20:263
908599241,6cyclictest1868-21taskset08:25:133
908599241,6cyclictest10034-21chrt08:50:143
908599241,4cyclictest94372sleep310:05:203
908599241,4cyclictest11765-21taskset12:30:143
908599233,3cyclictest148312chrt11:25:273
908599232,4cyclictest74162chrt11:10:153
908599231,6cyclictest7982-21chrt10:00:433
908599231,6cyclictest7424-21taskset08:40:333
908599231,6cyclictest4159-21chrt08:30:363
908599231,6cyclictest26418-21chrt08:00:273
908599231,6cyclictest26418-21chrt08:00:263
908599231,6cyclictest24082-21chrt10:35:213
908599231,6cyclictest22913-21chrt07:50:213
908599231,6cyclictest20290-21chrt11:37:493
908599231,6cyclictest15811-21taskset07:30:023
908599231,5cyclictest220142chrt11:40:443
908599231,5cyclictest220142chrt11:40:443
908599231,5cyclictest16178-21taskset10:20:133
908599224,4cyclictest32024-21taskset10:51:533
908599224,4cyclictest0-21swapper/307:44:063
908599223,3cyclictest0-21swapper/307:45:193
908599222,4cyclictest242342sleep311:45:343
908599221,7cyclictest8714-21taskset12:22:353
908599221,7cyclictest15704-21taskset12:38:393
908599221,7cyclictest15704-21taskset12:38:393
908599221,6cyclictest4234-21chrt11:02:023
908599221,6cyclictest376-21chrt09:45:223
908599221,6cyclictest30066-21chrt10:48:353
908599221,6cyclictest24876-21chrt09:27:373
908599221,5cyclictest5775-21chrt11:05:333
908599221,5cyclictest5775-21chrt11:05:333
908599221,5cyclictest244672chrt07:55:203
908599221,5cyclictest10602-21chrt12:25:523
908599221,5cyclictest10238-21chrt11:15:263
908599221,4cyclictest6387-21chrt12:17:203
908599221,4cyclictest526-21chrt10:55:163
908599221,4cyclictest3008-21taskset09:50:333
908599221,4cyclictest2752-21taskset12:10:243
908599221,4cyclictest212492sleep310:30:023
908599221,4cyclictest16396-21chrt07:30:313
908599221,4cyclictest16396-21chrt07:30:303
908599211,6cyclictest6273-21chrt08:37:113
908599211,6cyclictest29177-21taskset11:55:513
908599211,6cyclictest28977-21taskset09:35:423
908599211,5cyclictest9945-21chrt07:10:363
908599211,5cyclictest564-21chrt12:05:233
908599211,5cyclictest27385-21taskset10:41:403
908599211,4cyclictest31686-21chrt08:15:443
908599211,4cyclictest305732sleep309:40:243
908599211,4cyclictest193002sleep309:15:233
908599211,4cyclictest12565-21chrt11:20:283
908599211,3cyclictest0-21swapper/308:15:023
908599204,3cyclictest94372sleep308:45:473
908599204,3cyclictest94372sleep308:45:473
908599201,6cyclictest13566-21chrt07:20:403
908599201,6cyclictest13308-21taskset09:00:163
908599201,6cyclictest1253-21taskset08:20:463
908599201,5cyclictest31626-21taskset12:01:343
6205293,2sleep00-21swapper/009:58:100
5761292,2sleep00-21swapper/008:35:360
24742292,3sleep024748-21ntpq07:55:260
9502282,2sleep00-21swapper/008:46:380
9502282,2sleep00-21swapper/008:46:380
8710282,2sleep00-21swapper/007:06:280
8378282,2sleep00-21swapper/010:02:380
7680281,3sleep07693-21awk11:10:210
7068282,2sleep00-21swapper/008:40:230
4006283,2sleep00-21swapper/011:00:570
32101282,3sleep032103-21ssh12:03:500
30457282,2sleep00-21swapper/008:14:390
29756281,2sleep00-21swapper/011:58:340
29178282,2sleep00-21swapper/009:36:350
28655281,3sleep028668-21hddtemp_smartct10:45:240
25744282,2sleep00-21swapper/010:39:450
25279282,2sleep00-21swapper/011:48:460
22632282,2sleep00-21swapper/011:42:020
22632282,2sleep00-21swapper/011:42:010
2128282,2sleep00-21swapper/010:58:030
20501282,2sleep00-21swapper/011:38:520
20053282,2sleep00-21swapper/010:28:110
19552282,2sleep00-21swapper/007:40:170
19505281,2sleep00-21swapper/009:15:320
16195282,2sleep00-21swapper/011:29:550
15171282,2sleep00-21swapper/012:36:110
15171282,2sleep00-21swapper/012:36:110
13915282,2sleep00-21swapper/010:15:190
13119282,2sleep00-21swapper/011:21:020
1293283,2sleep00-21swapper/008:21:170
10466282,2sleep00-21swapper/007:12:510
6415271,2sleep00-21swapper/012:17:300
4743272,2sleep00-21swapper/008:33:470
32169271,2sleep00-21swapper/010:52:320
32050272,2sleep00-21swapper/009:44:190
2904272,2sleep00-21swapper/008:25:550
28615272,2sleep00-21swapper/008:06:480
27076271,2sleep00-21swapper/011:51:350
26518271,2sleep00-21swapper/008:00:370
26518271,2sleep00-21swapper/008:00:370
25003271,2sleep00-21swapper/009:28:150
22951271,2sleep00-21swapper/010:32:100
2061271,2sleep00-21swapper/012:09:120
18840271,2sleep00-21swapper/007:37:450
18840271,2sleep00-21swapper/007:37:450
18105271,2sleep00-21swapper/009:12:520
18105271,2sleep00-21swapper/009:12:510
17342272,2sleep00-21swapper/007:34:220
17342272,2sleep00-21swapper/007:34:220
14421272,2sleep00-21swapper/009:02:020
1381271,2sleep00-21swapper/009:46:490
13241272,2sleep00-21swapper/012:32:420
12550271,2sleep00-21swapper/010:11:010
11294271,2sleep00-21swapper/008:53:410
10902271,3sleep010998-21aten2.4-expect07:15:150
4189261,2sleep00-21swapper/009:54:200
32164261,2sleep00-21swapper/008:17:430
23609262,2sleep00-21swapper/007:51:200
22168261,2sleep00-21swapper/007:48:300
15983261,2sleep00-21swapper/009:06:200
15232261,2sleep00-21swapper/007:25:580
13669262,2sleep00-21swapper/007:22:000
12974261,2sleep00-21swapper/008:59:360
27838251,2sleep00-21swapper/010:43:520
17733251,2sleep00-21swapper/010:22:570
10822251,2sleep00-21swapper/012:26:550
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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