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2026-04-21 - 18:52
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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 the highest latencies:
System rack5slot4.osadl.org (updated Tue Apr 21, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
61322116107,6sleep10-21swapper/107:09:451
60742116106,7sleep20-21swapper/207:09:032
58842113103,7sleep30-21swapper/307:06:343
58762113101,7sleep00-21swapper/007:06:270
255982650,0sleep30-21swapper/307:25:003
109882630,0sleep30-21swapper/312:00:013
54372610,0sleep20-21swapper/209:00:182
198362610,0sleep30-21swapper/308:15:183
100182590,0sleep30-21swapper/307:38:583
144242570,1sleep10-21swapper/110:05:161
227182560,0sleep10-21swapper/107:20:171
226132550,0sleep30-21swapper/308:45:173
223062550,1sleep10-21swapper/111:40:161
326602360,0sleep132661-21cron09:54:591
631799350,12cyclictest0-21swapper/211:35:122
631799277,2cyclictest0-21swapper/208:50:122
631199270,26cyclictest0-21swapper/112:33:231
631199270,26cyclictest0-21swapper/111:09:161
631199270,26cyclictest0-21swapper/108:34:591
631199270,26cyclictest0-21swapper/108:34:591
6317992618,7cyclictest749-21snmpd09:30:252
631799260,2cyclictest0-21swapper/210:33:362
631799260,25cyclictest0-21swapper/212:37:532
631799260,25cyclictest0-21swapper/210:49:182
631799260,25cyclictest0-21swapper/209:49:012
631199260,25cyclictest0-21swapper/111:49:461
631199260,25cyclictest0-21swapper/111:04:051
631199260,25cyclictest0-21swapper/110:10:461
631199260,25cyclictest0-21swapper/109:06:431
631199260,25cyclictest0-21swapper/107:31:291
630799260,25cyclictest0-21swapper/012:26:260
6317992518,6cyclictest749-21snmpd12:20:142
631799251,23cyclictest0-21swapper/209:38:152
631799250,23cyclictest31116-21turbostat.cron09:25:002
631199250,24cyclictest0-21swapper/111:57:051
631199250,24cyclictest0-21swapper/111:12:501
631199250,24cyclictest0-21swapper/109:27:301
631199250,24cyclictest0-21swapper/108:12:381
630799250,24cyclictest0-21swapper/007:10:210
6317992418,5cyclictest749-21snmpd11:05:232
6317992418,5cyclictest749-21snmpd10:09:542
6317992417,6cyclictest749-21snmpd11:20:072
6317992416,6cyclictest17283-21apt-get08:15:112
631799241,5cyclictest0-21swapper/208:30:132
631799241,5cyclictest0-21swapper/208:30:122
631799241,10cyclictest0-21swapper/208:45:102
6311992417,7cyclictest0-21swapper/110:45:221
631199240,23cyclictest0-21swapper/111:28:021
631199240,23cyclictest0-21swapper/110:20:341
631199240,23cyclictest0-21swapper/108:38:241
631199240,23cyclictest0-21swapper/107:29:381
631799231,16cyclictest0-21swapper/207:20:292
631799230,22cyclictest0-21swapper/210:56:042
631799230,22cyclictest0-21swapper/209:05:282
631799230,15cyclictest0-21swapper/211:50:172
6311992321,2cyclictest0-21swapper/108:46:081
631199230,23cyclictest0-21swapper/112:14:261
256942231,5sleep30-21swapper/309:20:033
631799226,12cyclictest4594-21/usr/sbin/munin07:35:172
631799223,13cyclictest10416-21/usr/sbin/munin07:40:182
631799222,19cyclictest0-21swapper/210:18:482
631799222,14cyclictest0-21swapper/210:20:112
6317992218,3cyclictest0-21swapper/210:50:102
6317992215,6cyclictest749-21snmpd10:40:302
6317992214,7cyclictest749-21snmpd12:18:082
6317992214,7cyclictest749-21snmpd11:47:112
6317992214,7cyclictest749-21snmpd09:25:572
6317992214,7cyclictest749-21snmpd08:26:052
631799221,3cyclictest0-21swapper/207:27:022
631799221,3cyclictest0-21swapper/207:17:532
631799221,20cyclictest0-21swapper/208:12:142
631799220,21cyclictest0-21swapper/207:12:262
6311992218,3cyclictest0-21swapper/107:40:021
631199220,21cyclictest0-21swapper/111:36:171
631199220,21cyclictest0-21swapper/111:34:381
631199220,21cyclictest0-21swapper/109:41:401
631199220,21cyclictest0-21swapper/109:21:451
631199220,21cyclictest0-21swapper/108:41:561
631199220,21cyclictest0-21swapper/108:27:261
631199220,21cyclictest0-21swapper/108:23:171
631199220,21cyclictest0-21swapper/107:54:351
630799227,14cyclictest0-21swapper/012:10:190
630799220,21cyclictest0-21swapper/008:24:330
630799220,21cyclictest0-21swapper/008:02:570
631799212,8cyclictest0-21swapper/212:05:142
631799212,8cyclictest0-21swapper/210:25:432
631799212,14cyclictest0-21swapper/207:33:272
6317992119,2cyclictest0-21swapper/211:29:472
6317992117,3cyclictest0-21swapper/210:00:462
6317992114,6cyclictest749-21snmpd12:28:472
631799211,3cyclictest0-21swapper/207:57:112
631799210,2cyclictest0-21swapper/211:19:142
631799210,2cyclictest0-21swapper/209:50:392
631799210,20cyclictest0-21swapper/212:01:172
631799210,20cyclictest0-21swapper/212:01:162
631799210,20cyclictest0-21swapper/211:30:262
631799210,20cyclictest0-21swapper/210:35:102
631799210,20cyclictest0-21swapper/209:57:312
631799210,20cyclictest0-21swapper/209:00:002
631799210,20cyclictest0-21swapper/208:41:212
631799210,20cyclictest0-21swapper/208:05:112
631799210,10cyclictest0-21swapper/211:55:142
631199210,2cyclictest0-21swapper/107:46:531
631199210,21cyclictest0-21swapper/110:35:461
631199210,20cyclictest0-21swapper/112:36:381
631199210,20cyclictest0-21swapper/112:27:531
631199210,20cyclictest0-21swapper/111:53:021
631199210,20cyclictest0-21swapper/111:24:131
631199210,20cyclictest0-21swapper/110:52:341
631199210,20cyclictest0-21swapper/110:28:161
631199210,20cyclictest0-21swapper/109:45:461
631199210,20cyclictest0-21swapper/109:13:451
631199210,20cyclictest0-21swapper/109:02:331
631199210,20cyclictest0-21swapper/107:59:501
631199210,20cyclictest0-21swapper/107:36:271
631199210,20cyclictest0-21swapper/107:15:381
631199210,20cyclictest0-21swapper/107:11:561
6307992119,1cyclictest749-21snmpd12:33:050
6307992119,1cyclictest749-21snmpd11:48:160
6307992118,2cyclictest749-21snmpd11:36:320
6307992118,2cyclictest749-21snmpd10:27:150
6307992118,2cyclictest749-21snmpd08:41:020
630799210,15cyclictest0-21swapper/010:40:040
902022018,1sleep0749-21snmpd11:25:590
631799202,17cyclictest0-21swapper/210:13:362
6317992016,2cyclictest28316-21sadc08:25:002
6317992014,5cyclictest749-21snmpd12:12:282
631799200,2cyclictest0-21swapper/209:44:572
631799200,2cyclictest0-21swapper/209:17:152
631799200,19cyclictest0-21swapper/208:38:502
631799200,14cyclictest0-21swapper/208:00:172
631199206,13cyclictest0-21swapper/110:00:191
6311992018,2cyclictest0-21swapper/109:15:551
6311992018,2cyclictest0-21swapper/108:54:121
631199200,2cyclictest0-21swapper/112:04:471
631199200,2cyclictest0-21swapper/112:04:471
631199200,20cyclictest0-21swapper/111:16:591
631199200,19cyclictest0-21swapper/110:40:481
631199200,19cyclictest0-21swapper/110:30:061
631199200,19cyclictest0-21swapper/109:58:401
631199200,19cyclictest0-21swapper/108:18:331
6307992018,1cyclictest749-21snmpd11:54:380
6307992018,1cyclictest749-21snmpd11:40:170
6307992018,1cyclictest749-21snmpd11:21:500
6307992018,1cyclictest749-21snmpd11:16:050
6307992018,1cyclictest749-21snmpd11:00:500
6307992018,1cyclictest749-21snmpd10:51:360
6307992018,1cyclictest749-21snmpd10:10:220
6307992018,1cyclictest749-21snmpd10:06:010
6307992018,1cyclictest749-21snmpd09:25:040
6307992018,1cyclictest749-21snmpd09:20:570
6307992018,1cyclictest749-21snmpd09:10:450
6307992018,1cyclictest749-21snmpd09:09:450
6307992018,1cyclictest749-21snmpd08:51:260
6307992018,1cyclictest749-21snmpd08:37:480
6307992018,1cyclictest749-21snmpd08:07:170
6307992018,1cyclictest749-21snmpd07:51:350
6307992018,1cyclictest749-21snmpd07:34:050
6307992018,1cyclictest749-21snmpd07:18:110
6307992017,2cyclictest749-21snmpd11:33:460
6307992017,2cyclictest749-21snmpd11:10:350
6307992017,2cyclictest749-21snmpd08:56:200
630799200,4cyclictest0-21swapper/010:00:180
247742206,3sleep30-21swapper/311:12:313
6317991917,1cyclictest749-21snmpd11:40:322
631799190,8cyclictest0-21swapper/207:45:242
6311991917,2cyclictest0-21swapper/112:16:471
6311991917,2cyclictest0-21swapper/110:57:071
6311991917,2cyclictest0-21swapper/109:36:211
6311991917,2cyclictest0-21swapper/108:07:471
6311991917,2cyclictest0-21swapper/108:00:451
631199190,19cyclictest0-21swapper/110:15:031
630799196,9cyclictest0-21swapper/010:30:120
630799193,13cyclictest0-21swapper/009:46:300
6307991917,1cyclictest749-21snmpd11:55:320
6307991917,1cyclictest749-21snmpd10:48:310
6307991917,1cyclictest749-21snmpd09:33:210
6307991917,1cyclictest749-21snmpd09:19:070
6307991917,1cyclictest749-21snmpd08:46:560
6307991917,1cyclictest749-21snmpd08:26:450
6307991917,1cyclictest749-21snmpd08:19:440
6307991917,1cyclictest749-21snmpd07:27:290
6307991916,2cyclictest749-21snmpd12:24:140
6307991916,2cyclictest749-21snmpd12:16:050
6307991916,2cyclictest749-21snmpd09:50:030
630799190,18cyclictest0-21swapper/008:33:120
630799190,18cyclictest0-21swapper/008:33:120
156732199,3sleep30-21swapper/309:37:373
6317991816,1cyclictest749-21snmpd11:10:282
6317991816,1cyclictest749-21snmpd09:10:122
6317991816,1cyclictest749-21snmpd07:51:512
6311991816,2cyclictest0-21swapper/112:05:081
6311991816,2cyclictest0-21swapper/108:58:211
630799182,13cyclictest280-21systemd-journal10:38:160
6307991816,1cyclictest749-21snmpd10:55:010
6307991816,1cyclictest749-21snmpd09:40:040
6307991816,1cyclictest749-21snmpd09:38:000
6307991816,1cyclictest749-21snmpd09:02:280
6307991816,1cyclictest749-21snmpd08:11:320
6307991816,1cyclictest749-21snmpd07:57:170
6307991816,1cyclictest749-21snmpd07:42:500
6307991816,1cyclictest749-21snmpd07:36:530
6307991815,2cyclictest749-21snmpd11:09:310
6317991715,1cyclictest749-21snmpd11:00:022
631799171,15cyclictest0-21swapper/212:31:292
6311991715,2cyclictest0-21swapper/109:32:311
6307991715,1cyclictest749-21snmpd10:17:030
6307991715,1cyclictest749-21snmpd07:48:420
6307991715,1cyclictest749-21snmpd07:21:110
6307991714,2cyclictest749-21snmpd12:08:220
630799170,1cyclictest0-21swapper/010:21:460
630799170,16cyclictest0-21swapper/012:36:310
630799170,16cyclictest0-21swapper/009:55:130
631199160,10cyclictest0-21swapper/112:24:001
6307991614,1cyclictest749-21snmpd12:01:440
6307991614,1cyclictest749-21snmpd12:01:440
322792169,4sleep30-21swapper/307:55:243
633721510,3sleep30-21swapper/312:22:443
34502159,3sleep30-21swapper/311:21:173
2824121510,3sleep30-21swapper/308:24:173
269262159,3sleep30-21swapper/309:48:183
26512155,3sleep30-21swapper/308:59:293
223222156,2sleep30-21swapper/310:11:053
1944521510,3sleep30-21swapper/307:17:413
169672155,3sleep30-21swapper/310:09:043
813921410,3sleep30-21swapper/309:02:483
671321410,3sleep30-21swapper/308:30:283
671321410,3sleep30-21swapper/308:30:283
66121410,3sleep30-21swapper/312:17:163
56572144,3sleep30-21swapper/309:57:553
434321410,3sleep30-21swapper/309:26:553
317752149,3sleep30-21swapper/311:45:403
3025521410,3sleep30-21swapper/311:16:053
2923221410,3sleep30-21swapper/308:51:073
2636821410,3sleep30-21swapper/311:42:563
2195521410,3sleep30-21swapper/312:08:193
212542148,3sleep30-21swapper/309:42:173
2063321410,3sleep30-21swapper/311:36:433
195122149,3sleep30-21swapper/309:14:583
150832149,3sleep30-21swapper/311:32:583
14532148,3sleep30-21swapper/308:29:563
1375621410,3sleep30-21swapper/309:08:023
1284721410,3sleep30-21swapper/310:35:043
118402149,3sleep30-21swapper/307:14:563
117932149,4sleep30-21swapper/312:25:563
1136921410,3sleep30-21swapper/308:09:073
99112139,3sleep30-21swapper/309:31:073
92922139,3sleep30-21swapper/311:29:293
69562139,3sleep30-21swapper/310:29:193
4432139,3sleep30-21swapper/308:00:093
42992139,3sleep30-21swapper/307:34:183
323452139,3sleep30-21swapper/311:50:073
293942139,3sleep30-21swapper/310:49:413
28112139,3sleep30-21swapper/310:55:103
278932139,3sleep30-21swapper/310:15:543
275752139,3sleep30-21swapper/312:13:313
272852139,3sleep30-21swapper/309:50:023
247752137,3sleep30-21swapper/309:15:263
235832139,3sleep30-21swapper/310:41:453
23162139,3sleep30-21swapper/310:51:423
211362138,3sleep30-21swapper/307:45:553
191892139,3sleep30-21swapper/311:07:363
182572139,3sleep30-21swapper/308:43:393
1685021310,3sleep30-21swapper/308:12:343
163392136,4sleep30-21swapper/312:03:143
163392136,4sleep30-21swapper/312:03:143
156322139,3sleep30-21swapper/307:41:593
134522139,3sleep30-21swapper/311:00:383
125272139,3sleep30-21swapper/308:37:253
125002138,3sleep30-21swapper/310:33:313
111122139,3sleep30-21swapper/310:00:443
308852128,3sleep30-21swapper/307:26:063
270142128,3sleep30-21swapper/307:54:403
230732128,3sleep30-21swapper/312:36:383
123452128,3sleep30-21swapper/312:30:093
10752128,3sleep30-21swapper/310:20:493
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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