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2026-04-27 - 16:02
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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 Mon Apr 27, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9766211596,7sleep30-21swapper/307:08:213
96392115105,7sleep10-21swapper/107:06:431
95982110100,7sleep00-21swapper/007:06:100
9548210896,8sleep20-21swapper/207:05:322
287912790,0sleep00-21swapper/007:50:180
287912790,0sleep00-21swapper/007:50:170
287302730,0sleep10-21swapper/111:10:231
287302730,0sleep10-21swapper/111:10:221
13152620,0sleep10-21swapper/110:50:131
6392580,0sleep20-21swapper/208:25:162
42152580,0sleep20-21swapper/208:55:202
73202540,0sleep00-21swapper/011:50:190
196512530,0sleep00-21swapper/011:35:000
259422300,1sleep325946-21unixbench_multi12:05:233
10073992723,3cyclictest0-21swapper/207:48:112
1007399271,25cyclictest0-21swapper/209:23:092
1007399270,26cyclictest0-21swapper/211:44:142
1007399270,26cyclictest0-21swapper/211:37:042
1007399270,26cyclictest0-21swapper/209:03:232
1007399270,26cyclictest0-21swapper/208:23:442
1007399270,26cyclictest0-21swapper/208:07:292
1007199270,26cyclictest0-21swapper/109:17:511
1007199270,26cyclictest0-21swapper/108:16:381
1007199270,26cyclictest0-21swapper/107:46:411
10073992618,7cyclictest0-21swapper/207:43:262
1007399260,25cyclictest0-21swapper/212:11:082
1007399260,25cyclictest0-21swapper/209:10:352
1007399260,25cyclictest0-21swapper/207:28:322
10071992622,3cyclictest0-21swapper/107:38:081
1007199260,25cyclictest27670-21latency_hist10:45:001
1007199260,25cyclictest0-21swapper/111:23:101
10066992617,8cyclictest0-21swapper/012:37:050
1006699260,25cyclictest0-21swapper/009:49:360
10073992522,2cyclictest0-21swapper/210:11:452
1007399250,24cyclictest0-21swapper/211:12:012
1007399250,24cyclictest0-21swapper/211:12:012
10071992521,3cyclictest0-21swapper/108:39:321
1007199250,24cyclictest0-21swapper/112:02:461
10066992518,7cyclictest0-21swapper/007:57:020
10066992510,9cyclictest0-21swapper/011:40:210
10073992422,2cyclictest0-21swapper/212:34:502
10073992421,2cyclictest0-21swapper/209:35:242
1007399241,22cyclictest0-21swapper/209:47:152
10071992421,3cyclictest0-21swapper/111:48:431
10066992422,2cyclictest0-21swapper/009:12:290
10073992320,2cyclictest0-21swapper/208:19:252
1007399230,22cyclictest0-21swapper/212:35:182
10071992322,1cyclictest0-21swapper/112:25:161
10071992321,2cyclictest0-21swapper/111:57:411
10071992321,2cyclictest0-21swapper/108:54:171
10071992321,2cyclictest0-21swapper/108:00:491
10071992320,3cyclictest0-21swapper/111:31:521
10071992320,3cyclictest0-21swapper/108:27:011
10066992321,2cyclictest0-21swapper/009:51:060
1006699231,3cyclictest0-21swapper/007:37:470
10073992220,2cyclictest0-21swapper/212:16:102
10073992214,7cyclictest0-21swapper/208:13:352
1007399221,3cyclictest0-21swapper/210:03:342
1007399221,20cyclictest0-21swapper/211:51:192
1007399221,20cyclictest0-21swapper/209:43:092
1007399220,21cyclictest0-21swapper/208:35:142
1007399220,17cyclictest0-21swapper/210:48:462
10071992220,2cyclictest0-21swapper/112:23:231
1007199220,21cyclictest0-21swapper/110:04:541
1007199220,21cyclictest0-21swapper/109:55:271
1007199220,21cyclictest0-21swapper/108:20:201
1007199220,20cyclictest24839-21basename09:45:001
148552219,3sleep30-21swapper/311:55:313
10073992119,1cyclictest749-21snmpd10:30:512
10073992119,1cyclictest749-21snmpd08:00:442
10073992117,3cyclictest0-21swapper/212:00:282
10073992117,3cyclictest0-21swapper/209:31:182
10073992117,3cyclictest0-21swapper/208:45:382
10073992117,2cyclictest749-21snmpd11:30:142
1007399211,19cyclictest0-21swapper/207:33:322
1007399210,2cyclictest0-21swapper/209:05:502
1007399210,20cyclictest0-21swapper/211:25:592
1007399210,20cyclictest0-21swapper/211:05:262
1007399210,20cyclictest0-21swapper/210:19:212
1007399210,20cyclictest0-21swapper/209:56:152
1007399210,20cyclictest0-21swapper/207:57:442
1007399210,20cyclictest0-21swapper/207:22:592
1007199217,9cyclictest0-21swapper/112:05:141
10071992119,2cyclictest0-21swapper/110:56:131
10071992119,2cyclictest0-21swapper/110:47:391
10071992119,2cyclictest0-21swapper/110:08:391
10071992119,2cyclictest0-21swapper/109:39:361
10071992119,2cyclictest0-21swapper/107:27:251
10071992117,3cyclictest0-21swapper/110:35:451
1007199210,3cyclictest0-21swapper/111:29:591
1007199210,3cyclictest0-21swapper/108:12:291
1007199210,21cyclictest0-21swapper/111:17:461
1007199210,20cyclictest0-21swapper/112:31:051
1007199210,20cyclictest0-21swapper/111:43:081
1007199210,20cyclictest0-21swapper/109:09:181
1007199210,20cyclictest0-21swapper/108:55:501
1007199210,20cyclictest0-21swapper/108:44:321
1007199210,20cyclictest0-21swapper/107:18:551
10066992118,3cyclictest0-21swapper/012:10:040
10066992118,2cyclictest749-21snmpd11:19:430
10066992115,4cyclictest749-21snmpd12:20:440
10073992018,2cyclictest0-21swapper/209:27:542
10073992018,1cyclictest749-21snmpd12:26:022
10073992018,1cyclictest749-21snmpd12:09:202
10073992018,1cyclictest749-21snmpd10:57:162
10073992018,1cyclictest749-21snmpd10:40:102
10073992018,1cyclictest749-21snmpd10:07:572
10073992018,1cyclictest749-21snmpd09:53:572
10073992018,1cyclictest749-21snmpd07:53:292
10073992018,1cyclictest749-21snmpd07:53:292
10073992018,1cyclictest749-21snmpd07:36:322
10073992017,2cyclictest0-21swapper/211:45:102
10073992017,2cyclictest0-21swapper/207:17:342
1007399200,19cyclictest0-21swapper/211:18:172
1007399200,19cyclictest0-21swapper/211:01:402
1007399200,19cyclictest0-21swapper/210:35:122
10071992017,3cyclictest0-21swapper/107:22:111
1007199200,2cyclictest0-21swapper/110:27:491
1007199200,20cyclictest0-21swapper/107:14:401
1007199200,19cyclictest0-21swapper/111:00:311
1007199200,19cyclictest0-21swapper/109:50:241
1007199200,19cyclictest0-21swapper/109:47:491
1007199200,19cyclictest0-21swapper/109:33:511
1006699206,13cyclictest0-21swapper/011:20:200
1006699206,13cyclictest0-21swapper/008:00:140
10066992018,1cyclictest749-21snmpd12:27:370
10066992018,1cyclictest749-21snmpd10:51:320
10066992018,1cyclictest749-21snmpd10:49:220
10066992018,1cyclictest749-21snmpd10:31:540
10066992018,1cyclictest749-21snmpd09:22:150
10066992018,1cyclictest749-21snmpd09:09:470
10066992018,1cyclictest749-21snmpd08:58:230
10066992018,1cyclictest749-21snmpd07:45:110
10066992018,1cyclictest749-21snmpd07:19:210
10066992017,2cyclictest749-21snmpd10:07:450
1006699200,2cyclictest20826-21awk08:15:010
10073991918,1cyclictest0-21swapper/207:10:162
10073991917,1cyclictest749-21snmpd10:22:212
10073991917,1cyclictest749-21snmpd08:52:322
10073991915,3cyclictest0-21swapper/211:21:402
10073991915,3cyclictest0-21swapper/209:15:212
1007199195,13cyclictest0-21swapper/108:45:121
1007199194,14cyclictest0-21swapper/109:25:161
10071991917,2cyclictest0-21swapper/112:11:371
10071991917,2cyclictest0-21swapper/110:24:331
10071991917,2cyclictest0-21swapper/108:08:141
10071991916,3cyclictest0-21swapper/108:33:261
10071991916,2cyclictest0-21swapper/109:22:091
10071991915,3cyclictest0-21swapper/111:37:221
1007199190,18cyclictest0-21swapper/109:12:101
10066991917,2cyclictest0-21swapper/010:38:460
10066991917,1cyclictest749-21snmpd12:31:050
10066991917,1cyclictest749-21snmpd12:08:140
10066991917,1cyclictest749-21snmpd12:03:590
10066991917,1cyclictest749-21snmpd11:57:100
10066991917,1cyclictest749-21snmpd11:14:530
10066991917,1cyclictest749-21snmpd11:14:520
10066991917,1cyclictest749-21snmpd11:01:560
10066991917,1cyclictest749-21snmpd10:42:390
10066991917,1cyclictest749-21snmpd10:25:390
10066991917,1cyclictest749-21snmpd09:42:000
10066991917,1cyclictest749-21snmpd08:54:140
10066991917,1cyclictest749-21snmpd07:11:580
10073991816,2cyclictest0-21swapper/208:41:582
10073991816,1cyclictest749-21snmpd12:20:082
10073991816,1cyclictest749-21snmpd10:52:192
1007199184,13cyclictest0-21swapper/107:32:281
10071991816,2cyclictest0-21swapper/112:19:401
10071991816,2cyclictest0-21swapper/110:33:331
10071991816,2cyclictest0-21swapper/110:13:251
10071991816,2cyclictest0-21swapper/107:43:491
1006699185,2cyclictest0-21swapper/009:15:180
1006699184,8cyclictest6886-21ntp_states07:30:200
1006699184,13cyclictest0-21swapper/010:00:190
10066991816,1cyclictest749-21snmpd12:18:140
10066991816,1cyclictest749-21snmpd11:49:430
10066991816,1cyclictest749-21snmpd11:27:260
10066991816,1cyclictest749-21snmpd09:25:570
10066991816,1cyclictest749-21snmpd09:03:380
10066991816,1cyclictest749-21snmpd08:46:080
10066991816,1cyclictest749-21snmpd08:39:470
10066991816,1cyclictest749-21snmpd08:32:020
10066991816,1cyclictest749-21snmpd08:25:020
10066991816,1cyclictest749-21snmpd07:41:140
10066991816,1cyclictest749-21snmpd07:25:070
10066991816,1cyclictest749-21snmpd07:21:260
1006699180,17cyclictest0-21swapper/010:14:200
207972177,3sleep30-21swapper/312:04:433
1007399172,14cyclictest0-21swapper/211:58:322
1007399170,16cyclictest0-21swapper/210:25:152
1007199172,13cyclictest25147-21/usr/sbin/munin07:50:211
1007199172,13cyclictest25147-21/usr/sbin/munin07:50:211
10071991715,2cyclictest0-21swapper/111:52:231
10071991715,2cyclictest0-21swapper/110:16:121
10071991715,2cyclictest0-21swapper/109:02:021
10071991715,1cyclictest749-21snmpd07:57:021
10066991716,1cyclictest0-21swapper/009:38:060
10066991715,2cyclictest0-21swapper/009:33:580
10066991715,1cyclictest749-21snmpd10:22:010
10066991715,1cyclictest749-21snmpd10:17:540
10066991715,1cyclictest749-21snmpd08:15:290
10066991715,1cyclictest749-21snmpd08:06:110
1006699171,14cyclictest6994-21/usr/sbin/munin10:55:110
1006699170,16cyclictest0-21swapper/011:35:450
1006699170,16cyclictest0-21swapper/008:20:540
1006699170,11cyclictest0-21swapper/009:55:160
301602160,0sleep30-21swapper/308:50:203
247092166,3sleep30-21swapper/309:43:393
194221610,3sleep30-21swapper/307:26:473
10073991614,1cyclictest749-21snmpd08:34:592
10071991614,2cyclictest0-21swapper/112:38:031
1006699167,8cyclictest0-21swapper/008:40:170
1006699161,13cyclictest0-21swapper/011:05:200
61302158,4sleep30-21swapper/310:50:513
303402159,3sleep30-21swapper/307:52:503
303402159,3sleep30-21swapper/307:52:493
251562158,6sleep30-21swapper/311:38:523
1668621510,3sleep30-21swapper/312:28:513
134082158,3sleep30-21swapper/309:32:463
1007199150,14cyclictest0-21swapper/111:08:111
698821410,3sleep30-21swapper/310:55:083
51462149,3sleep30-21swapper/310:24:483
50921410,3sleep30-21swapper/310:46:103
367321410,3sleep30-21swapper/309:52:123
3177421410,3sleep30-21swapper/310:17:363
2902621410,3sleep30-21swapper/311:12:023
2902621410,3sleep30-21swapper/311:12:013
277112149,3sleep30-21swapper/308:46:333
264802149,3sleep30-21swapper/308:16:573
234212144,3sleep30-21swapper/309:12:323
23352149,3sleep30-21swapper/309:24:213
2332221410,3sleep30-21swapper/307:18:513
2231321410,3sleep30-21swapper/308:44:043
2229321410,3sleep30-21swapper/312:34:033
214121410,3sleep30-21swapper/311:16:313
206572149,3sleep30-21swapper/310:08:223
1957021410,3sleep30-21swapper/311:34:533
1916521410,3sleep30-21swapper/307:43:253
1793721410,3sleep30-21swapper/311:04:043
160852149,3sleep30-21swapper/310:31:013
147192148,3sleep30-21swapper/308:07:443
139292149,3sleep30-21swapper/311:29:553
1312921410,3sleep30-21swapper/307:36:453
122572145,3sleep30-21swapper/309:02:513
1110921410,3sleep30-21swapper/312:24:233
89682139,3sleep30-21swapper/308:00:473
77742137,3sleep30-21swapper/307:34:553
64982139,3sleep30-21swapper/308:55:583
42402139,3sleep30-21swapper/311:50:023
4072132,3sleep30-21swapper/312:15:133
39022139,3sleep30-21swapper/311:48:353
287432139,3sleep30-21swapper/307:21:193
277162139,3sleep30-21swapper/312:36:323
273512138,3sleep30-21swapper/310:41:113
263132139,3sleep30-21swapper/310:14:193
26192139,3sleep30-21swapper/309:25:053
246252138,3sleep30-21swapper/307:46:223
238482139,3sleep30-21swapper/309:15:083
235842139,3sleep30-21swapper/311:09:173
217062139,3sleep30-21swapper/310:35:413
205522139,3sleep30-21swapper/308:11:453
153752139,3sleep30-21swapper/307:12:213
148772139,3sleep30-21swapper/310:00:533
138122139,3sleep30-21swapper/309:35:033
126622139,3sleep30-21swapper/309:05:113
113722139,3sleep30-21swapper/308:35:073
109922139,3sleep30-21swapper/308:33:073
94042128,3sleep30-21swapper/309:58:253
77642128,3sleep30-21swapper/311:21:433
55022127,3sleep30-21swapper/308:29:513
35582126,3sleep30-21swapper/307:58:313
322652128,3sleep30-21swapper/308:23:543
318822128,3sleep30-21swapper/312:13:093
303842127,3sleep30-21swapper/309:49:403
254932128,3sleep30-21swapper/311:40:063
106372116,3sleep30-21swapper/310:28:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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