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2026-07-21 - 13:30
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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 the highest latencies:
System rack5slot4.osadl.org (updated Tue Jul 21, 2026 00:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1153921850,2sleep30-21swapper/319:05:273
11913212261,7sleep10-21swapper/119:09:301
1198621150,0sleep30-21swapper/322:28:363
118082113103,7sleep00-21swapper/019:08:080
11619211033,8sleep20-21swapper/219:05:432
230542700,4sleep01212299cyclictest00:10:180
291892680,0sleep00-21swapper/000:25:240
295012620,0sleep30-21swapper/322:21:113
205422620,1sleep320548-21kthreadcore20:40:183
318472610,2sleep11212699cyclictest23:05:151
314712600,0sleep30-21swapper/323:05:123
54962580,3sleep338-21rcuc/321:57:523
161552580,1sleep338-21rcuc/323:10:293
55912570,0sleep30-21swapper/323:49:033
259132570,0sleep30-21swapper/321:25:183
54672550,0sleep30-21swapper/322:40:123
195292550,0sleep229-21rcuc/222:04:392
114972550,0sleep10-21swapper/123:36:551
222692540,0sleep10-21swapper/100:10:151
25672530,0sleep00-21swapper/023:34:060
185062510,0sleep30-21swapper/300:08:013
1213099303,16cyclictest0-21swapper/221:11:092
12130993016,12cyclictest0-21swapper/200:16:482
1213099300,3cyclictest0-21swapper/223:02:322
1213099300,23cyclictest0-21swapper/223:05:572
1213099290,3cyclictest0-21swapper/221:17:182
1213099290,21cyclictest0-21swapper/200:03:382
1213099290,1cyclictest14770-21kworker/2:123:26:002
1213099282,15cyclictest28673-21kworker/2:222:13:082
12130992815,12cyclictest0-21swapper/200:07:242
1213099280,4cyclictest0-21swapper/223:12:092
1213099280,3cyclictest0-21swapper/223:50:272
1213099280,26cyclictest0-21swapper/223:24:502
1213099280,22cyclictest0-21swapper/200:20:502
1213099280,20cyclictest26845-21ssh21:53:292
1213099280,1cyclictest0-21swapper/222:27:532
1213099280,18cyclictest0-21swapper/221:47:282
1213099280,12cyclictest30826-21kworker/2:023:40:182
1212699280,27cyclictest0-21swapper/120:51:551
1213099274,11cyclictest0-21swapper/200:38:012
1213099270,3cyclictest0-21swapper/223:18:472
1213099270,26cyclictest0-21swapper/220:13:032
1213099270,25cyclictest0-21swapper/221:20:012
1213099270,15cyclictest0-21swapper/222:43:502
1213099270,14cyclictest3082650kworker/2:023:34:322
1212699270,26cyclictest0-21swapper/123:54:091
1212699270,26cyclictest0-21swapper/121:23:191
1212699270,26cyclictest0-21swapper/121:06:221
1212699270,26cyclictest0-21swapper/119:44:121
718722613,3sleep30-21swapper/300:03:173
12130992616,8cyclictest757-21snmpd19:15:182
12130992614,11cyclictest0-21swapper/222:22:392
12130992613,11cyclictest0-21swapper/223:56:002
12130992612,12cyclictest0-21swapper/221:37:432
1213099260,25cyclictest0-21swapper/220:51:252
1213099260,25cyclictest0-21swapper/220:45:312
1213099260,25cyclictest0-21swapper/219:45:572
1213099260,21cyclictest0-21swapper/220:26:332
1213099260,20cyclictest0-21swapper/222:48:532
1213099260,16cyclictest0-21swapper/222:57:382
1213099260,15cyclictest0-21swapper/222:39:462
1213099260,10cyclictest30826-21kworker/2:000:31:532
12126992622,3cyclictest0-21swapper/121:32:311
12126992622,3cyclictest0-21swapper/119:22:031
12130992518,7cyclictest0-21swapper/219:54:022
12130992511,12cyclictest0-21swapper/223:35:562
1213099250,3cyclictest0-21swapper/222:15:132
1213099250,24cyclictest0-21swapper/221:25:132
12126992522,3cyclictest0-21swapper/119:17:141
12126992521,3cyclictest0-21swapper/121:26:071
12126992521,3cyclictest0-21swapper/119:51:381
12126992521,3cyclictest0-21swapper/100:28:101
1212699250,24cyclictest0-21swapper/121:58:261
2144822418,3sleep30-21swapper/321:23:563
1213099240,22cyclictest28673-21kworker/2:222:08:552
1213099240,22cyclictest0-21swapper/221:31:202
1213099240,14cyclictest28673-21kworker/2:221:55:332
12126992421,3cyclictest0-21swapper/120:26:481
12126992417,6cyclictest8855-21cpuspeed_turbos21:00:131
12126992415,8cyclictest0-21swapper/122:43:151
1212699240,23cyclictest0-21swapper/123:43:221
1212699240,23cyclictest0-21swapper/122:03:021
1212699240,23cyclictest0-21swapper/100:18:031
1212699240,18cyclictest0-21swapper/123:15:021
687922319,3sleep30-21swapper/320:27:483
217592230,1sleep30-21swapper/323:40:333
1213099234,12cyclictest0-21swapper/222:30:182
1213099233,7cyclictest22785-21/usr/sbin/munin20:15:222
1213099233,7cyclictest22785-21/usr/sbin/munin20:15:212
1213099233,19cyclictest0-21swapper/221:44:392
12130992318,4cyclictest757-21snmpd20:35:152
12130992316,6cyclictest757-21snmpd20:30:542
1213099231,21cyclictest0-21swapper/219:38:512
1213099231,20cyclictest0-21swapper/223:46:412
1213099231,20cyclictest0-21swapper/222:50:202
1213099231,13cyclictest0-21swapper/220:05:252
1213099230,13cyclictest757-21snmpd00:10:122
12126992321,2cyclictest0-21swapper/122:10:491
12126992320,3cyclictest0-21swapper/119:14:331
1212699230,22cyclictest0-21swapper/123:55:291
1212699230,22cyclictest0-21swapper/123:47:461
1212699230,22cyclictest0-21swapper/122:56:421
1212699230,22cyclictest0-21swapper/122:33:401
1212699230,22cyclictest0-21swapper/121:51:321
1212699230,22cyclictest0-21swapper/121:48:311
1212699230,22cyclictest0-21swapper/100:37:551
1212699230,22cyclictest0-21swapper/100:22:571
1212299230,22cyclictest0-21swapper/022:03:470
1213099221,3cyclictest0-21swapper/220:01:092
1213099220,21cyclictest0-21swapper/219:43:082
1213099220,21cyclictest0-21swapper/200:26:052
1213099220,14cyclictest0-21swapper/220:22:162
12126992220,2cyclictest0-21swapper/120:24:531
12126992219,2cyclictest0-21swapper/100:31:011
12126992218,3cyclictest0-21swapper/121:40:461
1212699221,20cyclictest21470-21/usr/sbin/munin19:45:151
1212699220,3cyclictest0-21swapper/121:18:451
1212699220,3cyclictest0-21swapper/120:49:181
1212699220,21cyclictest0-21swapper/123:32:211
1212699220,21cyclictest0-21swapper/123:26:321
1212699220,21cyclictest0-21swapper/123:20:531
1212699220,21cyclictest0-21swapper/123:11:391
1212699220,21cyclictest0-21swapper/123:01:241
1212699220,21cyclictest0-21swapper/122:45:321
1212699220,21cyclictest0-21swapper/122:25:471
1212699220,21cyclictest0-21swapper/122:21:231
1212699220,21cyclictest0-21swapper/122:06:311
1212699220,21cyclictest0-21swapper/121:35:011
1212699220,21cyclictest0-21swapper/121:10:441
1212699220,21cyclictest0-21swapper/120:57:191
1212699220,21cyclictest0-21swapper/120:40:341
1212699220,21cyclictest0-21swapper/120:30:391
1212699220,21cyclictest0-21swapper/120:15:451
1212699220,21cyclictest0-21swapper/120:15:451
1212699220,21cyclictest0-21swapper/120:10:031
1212699220,21cyclictest0-21swapper/120:05:331
1212699220,21cyclictest0-21swapper/120:04:291
1212699220,21cyclictest0-21swapper/119:28:321
1212699220,21cyclictest0-21swapper/100:05:051
1212699220,21cyclictest0-21swapper/100:01:211
1212699220,16cyclictest0-21swapper/122:17:341
1212299222,19cyclictest0-21swapper/022:36:440
12122992218,3cyclictest0-21swapper/021:36:310
12122992218,2cyclictest757-21snmpd22:51:120
12122992218,2cyclictest757-21snmpd21:09:400
12122992218,2cyclictest757-21snmpd20:12:290
12122992218,2cyclictest757-21snmpd19:27:150
1212299221,3cyclictest0-21swapper/020:04:380
1212299220,21cyclictest0-21swapper/019:21:390
1212299220,21cyclictest0-21swapper/000:05:250
1212299220,20cyclictest712-21/usr/sbin/munin22:10:160
12130992118,3cyclictest0-21swapper/220:55:432
12130992117,3cyclictest0-21swapper/219:31:392
12130992115,5cyclictest757-21snmpd19:10:272
1213099210,9cyclictest0-21swapper/219:20:142
12126992117,3cyclictest0-21swapper/119:55:481
1212699210,20cyclictest0-21swapper/122:51:481
1212699210,20cyclictest0-21swapper/122:35:031
1212699210,20cyclictest0-21swapper/120:37:431
12122992119,1cyclictest7896-21chrt22:25:280
12122992118,2cyclictest757-21snmpd20:49:040
12122992118,2cyclictest21252-21munin-run19:45:010
12122992118,2cyclictest17661-21munin-run19:15:010
12122992117,2cyclictest757-21snmpd23:10:060
1212299211,3cyclictest0-21swapper/020:15:510
1212299211,3cyclictest0-21swapper/020:15:510
1212299210,20cyclictest0-21swapper/023:27:530
1212299210,20cyclictest0-21swapper/022:57:420
300982200,0sleep00-21swapper/023:17:150
1213099201,6cyclictest0-21swapper/219:25:132
12130992014,5cyclictest757-21snmpd21:05:432
12126992017,3cyclictest0-21swapper/119:36:571
12126992016,3cyclictest0-21swapper/119:30:421
12122992018,1cyclictest9946-21sadc19:35:010
12122992018,1cyclictest757-21snmpd20:39:040
12122992018,1cyclictest757-21snmpd00:02:330
12122992016,3cyclictest0-21swapper/000:32:360
12122992016,2cyclictest757-21snmpd19:16:320
12122992011,8cyclictest0-21swapper/023:09:240
12122992011,8cyclictest0-21swapper/021:16:190
1212299200,2cyclictest0-21swapper/021:30:130
1212299200,19cyclictest0-21swapper/022:31:470
1212299200,19cyclictest0-21swapper/021:58:230
1212299200,19cyclictest0-21swapper/020:30:140
3105821915,2sleep30-21swapper/319:24:223
12130991917,1cyclictest757-21snmpd21:01:152
1213099190,18cyclictest0-21swapper/220:42:512
1213099190,18cyclictest0-21swapper/219:55:152
12122991917,2cyclictest0-21swapper/022:49:050
12122991917,1cyclictest757-21snmpd21:41:040
12122991917,1cyclictest757-21snmpd21:27:160
12122991917,1cyclictest757-21snmpd20:41:280
12122991917,1cyclictest757-21snmpd20:23:560
12122991917,1cyclictest757-21snmpd19:55:510
12122991917,1cyclictest757-21snmpd19:37:230
12122991916,2cyclictest757-21snmpd23:52:020
12122991916,2cyclictest757-21snmpd23:21:480
12122991916,2cyclictest757-21snmpd22:43:500
12122991915,3cyclictest0-21swapper/022:21:430
12122991911,7cyclictest0-21swapper/021:20:490
12122991910,8cyclictest0-21swapper/021:13:010
1212299190,4cyclictest0-21swapper/023:45:060
1212299190,18cyclictest0-21swapper/023:38:120
1212299190,18cyclictest0-21swapper/022:07:320
990021814,3sleep30-21swapper/319:34:353
535821814,3sleep30-21swapper/319:56:063
3092021812,3sleep30-21swapper/323:04:583
2945421815,2sleep30-21swapper/320:48:323
1212299189,8cyclictest0-21swapper/023:57:540
1212299189,8cyclictest0-21swapper/000:15:100
1212299183,13cyclictest0-21swapper/022:15:160
12122991816,1cyclictest757-21snmpd20:27:450
12122991815,2cyclictest757-21snmpd21:01:010
12122991815,2cyclictest757-21snmpd20:05:570
12122991810,7cyclictest0-21swapper/000:20:590
1212299180,4cyclictest0-21swapper/000:36:520
1212299180,17cyclictest0-21swapper/023:41:490
1212299180,17cyclictest0-21swapper/021:45:590
1212299180,16cyclictest0-21swapper/021:50:140
3222421714,2sleep30-21swapper/319:51:493
252821712,2sleep30-21swapper/320:52:083
1545821713,3sleep30-21swapper/319:38:323
122021710,4sleep30-21swapper/300:28:533
12122991715,1cyclictest757-21snmpd19:50:570
1212299170,16cyclictest0-21swapper/023:00:020
68392160,0sleep30-21swapper/322:54:273
427621612,3sleep30-21swapper/319:29:393
265742165,3sleep30-21swapper/319:46:173
2237121612,3sleep30-21swapper/320:12:483
1822621612,3sleep30-21swapper/320:38:503
1684621613,2sleep30-21swapper/320:09:023
159572160,0sleep30-21swapper/319:10:203
1454521612,3sleep30-21swapper/321:05:063
1266621613,2sleep30-21swapper/320:34:583
12122991614,1cyclictest757-21snmpd20:59:540
1212299160,15cyclictest0-21swapper/020:53:370
591821512,2sleep30-21swapper/320:00:103
292282159,3sleep30-21swapper/322:08:063
2796021511,3sleep30-21swapper/320:17:003
2796021511,3sleep30-21swapper/320:17:003
2519921511,3sleep30-21swapper/319:16:293
2098921510,4sleep30-21swapper/319:41:553
178952150,4sleep30-21swapper/322:16:183
1398721511,3sleep30-21swapper/321:04:413
133052150,1sleep30-21swapper/323:38:213
12122991412,1cyclictest757-21snmpd19:49:330
118921410,3sleep30-21swapper/320:22:053
82392134,2sleep30-21swapper/320:58:173
286322137,3sleep30-21swapper/323:58:483
248782137,3sleep30-21swapper/321:39:103
247802132,3sleep30-21swapper/322:34:213
24762139,2sleep30-21swapper/323:34:013
171722137,3sleep30-21swapper/322:58:253
137032130,3sleep30-21swapper/322:00:253
113482138,3sleep30-21swapper/300:32:453
156062126,3sleep30-21swapper/321:48:513
279222110,3sleep30-21swapper/323:15:353
266522114,4sleep30-21swapper/321:11:063
234512115,3sleep30-21swapper/321:50:513
216692110,3sleep30-21swapper/323:27:493
260262105,2sleep30-21swapper/322:35:103
178132104,3sleep30-21swapper/323:54:243
9640291,5sleep30-21swapper/321:31:413
27438292,4sleep30-21swapper/322:49:193
2395291,5sleep30-21swapper/300:15:193
20492294,3sleep30-21swapper/300:35:343
18754292,4sleep30-21swapper/300:21:153
12048291,6sleep30-21swapper/323:24:243
6002283,3sleep30-21swapper/321:16:073
32266281,4sleep30-21swapper/321:40:463
10509280,1sleep30-21swapper/322:14:393
21383271,3sleep30-21swapper/300:10:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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