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2026-08-26 - 06:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot4.osadl.org (updated Wed Aug 26, 2026 00:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
245222127117,7sleep30-21swapper/319:09:483
24316212463,7sleep10-21swapper/119:07:061
244962122113,6sleep20-21swapper/219:09:262
242932115105,7sleep00-21swapper/019:06:490
64112690,0sleep30-21swapper/322:06:323
264322650,0sleep20-21swapper/222:57:152
285042620,0sleep00-21swapper/000:35:220
33592610,0sleep30-21swapper/323:44:143
326502600,1sleep00-21swapper/020:10:190
244552600,0sleep30-21swapper/322:00:203
170502600,1sleep00-21swapper/020:25:320
77972590,0sleep10-21swapper/123:17:211
230972590,0sleep30-21swapper/321:19:223
276382570,0sleep00-21swapper/022:01:480
78302560,0sleep30-21swapper/300:13:583
126232560,0sleep30-21swapper/323:47:273
59922550,0sleep30-21swapper/323:30:213
115592550,0sleep10-21swapper/121:55:181
17372530,0sleep20-21swapper/200:39:332
125762530,0sleep10-21swapper/122:50:451
65642520,0sleep10-21swapper/121:53:401
145692520,0sleep10-21swapper/119:55:191
2717924945,3sleep30-21swapper/321:01:253
2982524743,3sleep30-21swapper/320:08:263
567524138,2sleep30-21swapper/319:19:573
24709993019,4cyclictest0-21swapper/200:17:462
24709992813,14cyclictest0-21swapper/221:44:102
2470999270,26cyclictest0-21swapper/223:37:072
2470999270,26cyclictest0-21swapper/222:09:402
2470999270,26cyclictest0-21swapper/219:16:492
1589322723,3sleep30-21swapper/320:51:153
2470999260,25cyclictest0-21swapper/223:56:312
2470999260,25cyclictest0-21swapper/220:05:062
2470999260,25cyclictest0-21swapper/200:25:552
2470999260,25cyclictest0-21swapper/200:09:582
2470999260,24cyclictest0-21swapper/222:10:202
2470499260,21cyclictest0-21swapper/122:03:561
2470499260,21cyclictest0-21swapper/119:37:071
862322521,3sleep30-21swapper/320:17:313
449322522,2sleep30-21swapper/320:43:343
2470999250,24cyclictest0-21swapper/200:02:252
2470499250,24cyclictest0-21swapper/121:19:521
2470999243,20cyclictest0-21swapper/223:20:322
24709992422,2cyclictest0-21swapper/219:41:392
2470999240,23cyclictest0-21swapper/223:11:432
2470999240,23cyclictest0-21swapper/221:28:412
2470999240,23cyclictest0-21swapper/221:17:112
2470999240,22cyclictest0-21swapper/200:11:352
2282422420,3sleep30-21swapper/319:35:023
134022420,3sleep30-21swapper/319:43:363
3013022312,3sleep30-21swapper/319:13:363
2470999232,20cyclictest0-21swapper/200:31:452
24709992317,5cyclictest9077-21apt-get20:20:122
24709992316,6cyclictest0-21swapper/222:32:352
2470999231,4cyclictest0-21swapper/221:11:292
2470999231,21cyclictest0-21swapper/223:06:392
2470999231,21cyclictest0-21swapper/221:33:232
24709992311,7cyclictest31-21ksoftirqd/223:02:212
2470999230,22cyclictest0-21swapper/222:48:482
2470999230,22cyclictest0-21swapper/222:27:442
2470999230,22cyclictest0-21swapper/222:18:522
2470999230,22cyclictest0-21swapper/222:00:292
2470999230,22cyclictest0-21swapper/221:57:392
2470999230,22cyclictest0-21swapper/221:48:192
2470999230,17cyclictest0-21swapper/221:20:542
2470499230,4cyclictest0-21swapper/120:26:451
2470499230,22cyclictest0-21swapper/100:08:441
24699992319,2cyclictest755-21snmpd23:06:090
2428522320,2sleep30-21swapper/320:04:553
2257122318,3sleep30-21swapper/319:34:423
2149622320,2sleep30-21swapper/320:56:043
20462230,0sleep10-21swapper/100:25:181
1878022317,3sleep30-21swapper/323:08:353
1247622320,2sleep30-21swapper/319:52:043
2470999229,9cyclictest0-21swapper/220:00:222
2470999225,16cyclictest0-21swapper/200:24:252
24709992216,6cyclictest0-21swapper/223:26:432
24709992216,6cyclictest0-21swapper/223:16:352
2470999220,21cyclictest0-21swapper/223:45:372
2470999220,21cyclictest0-21swapper/223:42:302
2470999220,21cyclictest0-21swapper/223:31:532
2470999220,21cyclictest0-21swapper/222:43:382
2470999220,21cyclictest0-21swapper/222:37:042
2470999220,21cyclictest0-21swapper/220:26:362
2470999220,16cyclictest0-21swapper/222:51:032
2470999220,16cyclictest0-21swapper/222:20:282
2470499220,4cyclictest0-21swapper/119:19:041
2470499220,3cyclictest0-21swapper/121:08:291
2470499220,21cyclictest0-21swapper/122:27:391
2470499220,21cyclictest0-21swapper/121:10:381
2470499220,21cyclictest0-21swapper/120:42:131
2470499220,21cyclictest0-21swapper/119:48:251
2470499220,21cyclictest0-21swapper/119:48:241
24699992218,2cyclictest755-21snmpd21:50:310
24699992218,2cyclictest755-21snmpd20:52:010
24699992218,2cyclictest755-21snmpd19:43:270
24699992218,2cyclictest755-21snmpd00:08:370
2469999220,21cyclictest0-21swapper/019:26:060
2469999220,20cyclictest4302-21awk23:45:000
2470999210,20cyclictest0-21swapper/223:50:472
2470999210,20cyclictest0-21swapper/221:52:312
2470999210,20cyclictest0-21swapper/221:36:182
24704992118,1cyclictest4295-21sadc23:45:001
2470499210,3cyclictest0-21swapper/123:51:431
2470499210,3cyclictest0-21swapper/123:46:371
2470499210,3cyclictest0-21swapper/122:38:571
2470499210,3cyclictest0-21swapper/122:17:501
2470499210,3cyclictest0-21swapper/121:38:171
2470499210,3cyclictest0-21swapper/120:59:041
2470499210,3cyclictest0-21swapper/119:42:391
2470499210,3cyclictest0-21swapper/100:18:191
2470499210,20cyclictest0-21swapper/119:29:031
24699992118,2cyclictest755-21snmpd20:04:270
24709992018,2cyclictest0-21swapper/219:54:302
24709992018,1cyclictest755-21snmpd21:08:432
24709992018,1cyclictest755-21snmpd20:59:072
24709992018,1cyclictest755-21snmpd20:34:252
24709992018,1cyclictest755-21snmpd19:10:242
24709992017,2cyclictest0-21swapper/219:25:002
24709992016,3cyclictest0-21swapper/220:36:272
2470999200,19cyclictest8-21rcu_preempt19:30:452
2470999200,19cyclictest0-21swapper/220:16:152
2470499200,3cyclictest0-21swapper/120:11:211
2470499200,2cyclictest0-21swapper/122:23:421
2470499200,2cyclictest0-21swapper/120:36:391
2470499200,2cyclictest0-21swapper/120:15:091
2470499200,2cyclictest0-21swapper/100:00:011
24699992018,1cyclictest755-21snmpd23:39:460
24699992018,1cyclictest755-21snmpd22:30:570
24699992018,1cyclictest755-21snmpd22:16:390
24699992018,1cyclictest755-21snmpd21:32:140
24699992018,1cyclictest755-21snmpd21:08:170
24699992017,2cyclictest755-21snmpd20:17:460
24699992017,2cyclictest755-21snmpd00:33:250
24699992017,1cyclictest755-21snmpd21:44:230
2469999200,19cyclictest0-21swapper/000:18:080
2023622014,3sleep30-21swapper/300:32:383
1422522015,3sleep30-21swapper/320:21:453
685021916,2sleep30-21swapper/319:47:053
685021916,2sleep30-21swapper/319:47:043
45921915,3sleep30-21swapper/321:08:053
24709991918,0cyclictest755-21snmpd20:52:242
24709991917,1cyclictest755-21snmpd20:44:452
24709991917,1cyclictest755-21snmpd19:38:432
2470999190,19cyclictest0-21swapper/221:00:392
2470999190,19cyclictest0-21swapper/220:45:432
2470999190,18cyclictest0-21swapper/219:25:522
24704991916,2cyclictest15754-21ssh23:06:091
24704991915,3cyclictest0-21swapper/120:04:271
24704991915,2cyclictest159532sleep120:52:001
2470499190,3cyclictest0-21swapper/119:33:391
24699991917,1cyclictest755-21snmpd23:58:340
24699991917,1cyclictest755-21snmpd23:53:280
24699991917,1cyclictest755-21snmpd23:14:480
24699991917,1cyclictest755-21snmpd23:00:360
24699991917,1cyclictest755-21snmpd21:58:230
24699991917,1cyclictest755-21snmpd21:47:110
24699991917,1cyclictest755-21snmpd21:36:250
24699991917,1cyclictest755-21snmpd21:10:130
24699991917,1cyclictest755-21snmpd20:46:540
24699991917,1cyclictest755-21snmpd20:38:060
24699991917,1cyclictest755-21snmpd20:32:250
24699991917,1cyclictest755-21snmpd19:57:490
24699991917,1cyclictest755-21snmpd19:53:330
24699991917,1cyclictest755-21snmpd19:22:570
24699991917,1cyclictest755-21snmpd19:19:180
24699991917,1cyclictest755-21snmpd00:22:580
24699991916,2cyclictest755-21snmpd23:30:070
24699991916,2cyclictest755-21snmpd22:05:410
24699991915,2cyclictest755-21snmpd20:05:160
2068321914,2sleep30-21swapper/321:30:283
24709991816,1cyclictest755-21snmpd20:12:342
24709991816,1cyclictest755-21snmpd19:55:462
24709991816,1cyclictest755-21snmpd19:45:132
24709991816,1cyclictest755-21snmpd19:45:122
24704991815,3cyclictest0-21swapper/123:39:461
24704991815,3cyclictest0-21swapper/119:53:331
24704991815,1cyclictest755-21snmpd23:00:151
2470499180,17cyclictest0-21swapper/122:58:161
2470499180,17cyclictest0-21swapper/122:33:121
2470499180,17cyclictest0-21swapper/122:12:351
2470499180,17cyclictest0-21swapper/121:43:581
2470499180,17cyclictest0-21swapper/100:35:221
2470499180,17cyclictest0-21swapper/100:11:401
24699991817,1cyclictest0-21swapper/022:40:160
24699991816,1cyclictest755-21snmpd23:24:100
24699991816,1cyclictest755-21snmpd22:59:090
24699991816,1cyclictest755-21snmpd22:26:140
24699991816,1cyclictest755-21snmpd22:23:270
24699991816,1cyclictest755-21snmpd22:13:170
24699991816,1cyclictest755-21snmpd21:29:070
24699991816,1cyclictest755-21snmpd21:20:230
24699991816,1cyclictest755-21snmpd21:15:230
24699991816,1cyclictest755-21snmpd21:01:060
24699991816,1cyclictest755-21snmpd20:56:220
24699991816,1cyclictest755-21snmpd20:41:070
24699991816,1cyclictest755-21snmpd19:35:570
24699991816,1cyclictest755-21snmpd19:33:120
24699991815,2cyclictest755-21snmpd22:35:270
24699991815,2cyclictest0-21swapper/020:21:240
2469999180,1cyclictest0-21swapper/023:45:100
178721815,1sleep10-21swapper/123:56:071
1697321815,2sleep30-21swapper/319:29:553
152421812,3sleep30-21swapper/322:46:113
1434021812,3sleep30-21swapper/321:29:413
24704991714,3cyclictest0-21swapper/120:31:311
24704991714,3cyclictest0-21swapper/120:09:251
24704991714,2cyclictest21242-21ssh00:33:251
24704991714,2cyclictest0-21swapper/121:47:111
24704991714,2cyclictest0-21swapper/120:46:551
24704991713,3cyclictest0-21swapper/123:30:071
24704991713,3cyclictest0-21swapper/122:42:541
24704991713,3cyclictest0-21swapper/120:23:491
24704991713,3cyclictest0-21swapper/119:21:181
2470499170,16cyclictest0-21swapper/123:10:231
2470499170,16cyclictest0-21swapper/122:47:391
2470499170,16cyclictest0-21swapper/122:06:041
2470499170,11cyclictest0-21swapper/121:22:511
2469999173,2cyclictest0-21swapper/022:47:120
24699991715,1cyclictest755-21snmpd22:51:440
24699991715,1cyclictest755-21snmpd00:04:550
427121610,3sleep30-21swapper/323:58:053
295322160,0sleep30-21swapper/300:23:013
24704991613,3cyclictest0-21swapper/123:24:101
24704991612,3cyclictest0-21swapper/121:30:441
2470499160,4cyclictest0-21swapper/121:25:391
2470499160,2cyclictest0-21swapper/119:14:451
24699991614,1cyclictest755-21snmpd23:16:500
24699991614,1cyclictest755-21snmpd19:47:430
24699991614,1cyclictest755-21snmpd19:47:420
1982721613,2sleep30-21swapper/320:26:323
173122160,0sleep30-21swapper/321:44:493
289821511,2sleep30-21swapper/320:11:443
281142158,4sleep30-21swapper/323:11:513
2561621511,3sleep30-21swapper/320:33:373
2470499152,1cyclictest0-21swapper/100:22:351
2470499150,3cyclictest0-21swapper/123:26:411
24699991513,1cyclictest53750irq/24-enp1s000:28:270
1830421511,3sleep30-21swapper/319:59:453
69092148,3sleep30-21swapper/323:16:403
326072148,3sleep30-21swapper/300:25:053
3134221411,2sleep30-21swapper/320:39:273
24704991413,1cyclictest0-21swapper/121:01:061
24699991410,3cyclictest0-21swapper/023:28:370
204322148,3sleep30-21swapper/322:13:313
195662148,3sleep30-21swapper/322:25:453
14052141,3sleep30-21swapper/322:32:493
1028321411,2sleep30-21swapper/320:46:443
179682138,2sleep30-21swapper/321:58:363
137662137,3sleep30-21swapper/300:01:223
10072138,2sleep30-21swapper/321:36:223
73252126,3sleep30-21swapper/323:03:383
298412127,3sleep30-21swapper/322:59:573
297872126,3sleep30-21swapper/322:16:473
248592126,3sleep30-21swapper/323:39:473
2469999129,2cyclictest6928-21kworker/0:200:10:200
110532129,2sleep30-21swapper/319:20:533
73722115,3sleep30-21swapper/321:11:113
266012114,4sleep30-21swapper/300:07:193
237682115,3sleep30-21swapper/323:52:123
237012116,2sleep30-21swapper/321:45:433
180492110,4sleep30-21swapper/323:21:043
297272100,5sleep30-21swapper/321:20:283
2469999105,3cyclictest755-21snmpd19:10:120
234382104,3sleep30-21swapper/300:35:023
102202100,7sleep30-21swapper/322:35:383
4594296,1sleep3755-21snmpd21:52:083
24860294,3sleep30-21swapper/322:43:073
16386292,4sleep30-21swapper/300:16:403
29558284,2sleep30-21swapper/323:26:013
12201284,2sleep30-21swapper/322:50:283
7374271,3sleep30-21swapper/322:20:323
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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