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2025-11-19 - 07:32
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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 Wed Nov 19, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21469216696,7sleep00-21swapper/019:05:190
26209213980,8sleep20-21swapper/219:09:062
26188211575,7sleep10-21swapper/119:08:491
26014210999,7sleep30-21swapper/319:06:353
188252700,0sleep00-21swapper/021:44:260
74892660,1sleep120-21rcuc/123:10:011
261252620,0sleep20-21swapper/222:16:022
277782580,1sleep30-21swapper/321:47:383
172622580,0sleep30-21swapper/323:14:193
223892550,0sleep20-21swapper/223:30:202
176592540,0sleep30-21swapper/322:59:333
12992540,0sleep30-21swapper/319:40:183
2645699310,30cyclictest0-21swapper/222:44:422
2645299280,26cyclictest0-21swapper/122:27:411
26452992723,3cyclictest0-21swapper/123:01:381
2645299270,26cyclictest0-21swapper/122:00:431
2645299270,26cyclictest0-21swapper/119:40:511
2645299270,26cyclictest0-21swapper/119:12:331
2645299270,26cyclictest0-21swapper/100:04:181
26456992622,3cyclictest0-21swapper/221:11:042
2645699260,25cyclictest0-21swapper/220:44:462
2645699260,25cyclictest0-21swapper/220:44:452
2645699260,25cyclictest0-21swapper/220:32:152
2645299266,19cyclictest0-21swapper/122:15:231
26452992618,7cyclictest0-21swapper/123:35:331
2645299260,25cyclictest0-21swapper/123:25:001
2645299260,25cyclictest0-21swapper/123:13:411
2645299260,25cyclictest0-21swapper/122:12:531
2645299260,25cyclictest0-21swapper/122:08:161
2645299260,25cyclictest0-21swapper/121:07:581
2645299260,25cyclictest0-21swapper/119:18:051
2645299260,25cyclictest0-21swapper/100:37:131
2645299260,25cyclictest0-21swapper/100:17:091
2645699250,23cyclictest4994-21ssh23:23:032
26452992521,3cyclictest0-21swapper/120:18:061
2645299250,24cyclictest0-21swapper/121:37:491
2645299250,24cyclictest0-21swapper/120:55:311
2645299250,24cyclictest0-21swapper/119:57:151
26447992516,8cyclictest0-21swapper/000:16:050
2644799250,17cyclictest0-21swapper/021:25:140
1710122515,2sleep30-21swapper/320:46:523
2645699242,21cyclictest0-21swapper/223:56:212
26456992420,3cyclictest0-21swapper/223:15:092
2645699240,23cyclictest0-21swapper/223:05:102
2645699240,23cyclictest0-21swapper/222:45:502
2645699240,23cyclictest0-21swapper/219:32:032
26452992417,7cyclictest0-21swapper/122:46:141
2645299241,22cyclictest0-21swapper/122:30:561
2645299241,22cyclictest0-21swapper/121:16:241
2645299240,23cyclictest0-21swapper/100:08:341
2645299240,18cyclictest0-21swapper/121:14:171
26447992415,8cyclictest0-21swapper/022:05:010
2644799240,23cyclictest0-21swapper/023:12:220
2644799240,23cyclictest0-21swapper/022:52:210
2644799240,23cyclictest0-21swapper/021:46:400
2644799240,23cyclictest0-21swapper/021:38:140
2644799240,23cyclictest0-21swapper/021:16:280
2644799240,23cyclictest0-21swapper/000:08:250
26456992317,6cyclictest0-21swapper/223:13:242
26456992317,6cyclictest0-21swapper/220:16:572
26456992316,6cyclictest0-21swapper/223:36:302
26456992316,6cyclictest0-21swapper/200:07:222
2645699231,21cyclictest0-21swapper/222:20:472
2645699231,21cyclictest0-21swapper/220:50:182
26456992311,3cyclictest0-21swapper/223:04:072
2645699230,22cyclictest0-21swapper/222:37:122
2645699230,22cyclictest0-21swapper/222:33:532
2645699230,22cyclictest0-21swapper/222:25:102
2645699230,17cyclictest0-21swapper/221:45:002
2645299231,21cyclictest0-21swapper/121:25:461
2645299231,21cyclictest0-21swapper/100:32:131
2645299230,22cyclictest0-21swapper/123:43:021
2645299230,22cyclictest0-21swapper/122:59:291
2645299230,22cyclictest0-21swapper/122:54:141
2645299230,22cyclictest0-21swapper/122:36:321
2645299230,22cyclictest0-21swapper/121:21:241
2645299230,21cyclictest0-21swapper/100:23:111
2645299230,18cyclictest0-21swapper/120:00:351
2644799236,16cyclictest0-21swapper/000:30:100
2644799232,20cyclictest0-21swapper/022:58:490
2644799232,20cyclictest0-21swapper/022:14:450
26447992315,7cyclictest0-21swapper/022:36:590
26447992315,6cyclictest0-21swapper/022:00:460
2644799231,21cyclictest0-21swapper/000:21:390
2644799230,22cyclictest0-21swapper/022:48:410
2644799230,22cyclictest0-21swapper/022:42:490
2644799230,22cyclictest0-21swapper/021:20:330
2644799230,17cyclictest0-21swapper/023:56:020
2644799230,17cyclictest0-21swapper/023:49:260
2644799230,17cyclictest0-21swapper/023:49:260
2645699222,14cyclictest0-21swapper/221:54:532
26456992218,3cyclictest0-21swapper/219:29:352
2645699221,20cyclictest0-21swapper/223:49:132
2645699221,20cyclictest0-21swapper/223:49:132
2645699221,19cyclictest0-21swapper/221:15:162
2645699220,21cyclictest0-21swapper/223:26:402
2645699220,21cyclictest0-21swapper/222:55:132
2645699220,21cyclictest0-21swapper/222:11:562
2645699220,21cyclictest0-21swapper/221:58:012
2645699220,21cyclictest0-21swapper/221:28:062
2645699220,21cyclictest0-21swapper/221:21:362
2645699220,20cyclictest0-21swapper/200:13:182
2645699220,16cyclictest0-21swapper/200:22:222
2645699220,15cyclictest0-21swapper/200:17:212
2645299227,13cyclictest0-21swapper/121:40:161
2645299226,15cyclictest0-21swapper/123:56:491
26452992220,1cyclictest5832-21basename23:55:001
26452992218,3cyclictest0-21swapper/123:15:241
26452992218,3cyclictest0-21swapper/120:53:001
26452992218,3cyclictest0-21swapper/120:45:281
2645299221,20cyclictest0-21swapper/123:34:201
2645299220,21cyclictest0-21swapper/123:46:391
2645299220,21cyclictest0-21swapper/123:46:381
2645299220,21cyclictest0-21swapper/123:27:081
2645299220,21cyclictest0-21swapper/122:21:151
2645299220,21cyclictest0-21swapper/121:45:341
2645299220,21cyclictest0-21swapper/120:29:461
2645299220,21cyclictest0-21swapper/119:36:561
2645299220,21cyclictest0-21swapper/100:25:431
2645299220,21cyclictest0-21swapper/100:13:521
2645299220,17cyclictest0-21swapper/121:53:431
2645299220,16cyclictest0-21swapper/121:31:561
2644799222,19cyclictest0-21swapper/023:37:330
2644799222,19cyclictest0-21swapper/021:30:170
2644799221,20cyclictest0-21swapper/022:28:590
2644799220,21cyclictest0-21swapper/023:25:580
2644799220,21cyclictest0-21swapper/023:23:360
2644799220,21cyclictest0-21swapper/022:30:400
2644799220,21cyclictest0-21swapper/022:23:430
2644799220,21cyclictest0-21swapper/021:56:090
2644799220,21cyclictest0-21swapper/021:12:270
2644799220,21cyclictest0-21swapper/020:07:120
2644799220,21cyclictest0-21swapper/000:36:130
2644799220,17cyclictest0-21swapper/023:41:130
2644799220,16cyclictest0-21swapper/022:15:250
2645699215,14cyclictest0-21swapper/222:00:152
26456992118,2cyclictest10272-21snmpd23:40:142
26456992117,3cyclictest0-21swapper/200:00:532
2645699210,20cyclictest0-21swapper/223:52:262
2645699210,20cyclictest0-21swapper/222:05:392
2645699210,20cyclictest0-21swapper/221:30:452
2645699210,20cyclictest0-21swapper/220:28:342
2645699210,20cyclictest0-21swapper/219:10:242
2645699210,20cyclictest0-21swapper/200:35:022
2645699210,20cyclictest0-21swapper/200:31:422
26452992117,3cyclictest0-21swapper/119:53:381
26452992114,7cyclictest0-21swapper/120:07:151
2645299210,20cyclictest0-21swapper/122:41:261
2645299210,20cyclictest0-21swapper/121:55:221
2645299210,20cyclictest0-21swapper/120:35:311
2645299210,20cyclictest0-21swapper/120:20:311
2645299210,20cyclictest0-21swapper/119:31:371
2644799212,17cyclictest0-21swapper/021:52:470
2644799210,20cyclictest0-21swapper/023:19:160
2644799210,20cyclictest0-21swapper/000:25:490
2644799210,1cyclictest0-21swapper/000:10:300
2644799210,15cyclictest0-21swapper/023:00:570
26456992018,1cyclictest10272-21snmpd19:54:442
26456992018,1cyclictest10272-21snmpd19:35:512
2645699200,2cyclictest0-21swapper/221:40:522
2645699200,19cyclictest0-21swapper/222:50:092
2645699200,19cyclictest0-21swapper/221:37:102
2645699200,19cyclictest0-21swapper/219:17:352
26452992017,3cyclictest0-21swapper/119:25:441
2645299200,2cyclictest0-21swapper/120:32:361
2645299200,20cyclictest0-21swapper/121:00:571
2645299200,20cyclictest0-21swapper/120:42:131
2645299200,20cyclictest0-21swapper/120:42:121
2645299200,20cyclictest0-21swapper/120:10:031
2645299200,19cyclictest0-21swapper/119:46:121
26447992018,1cyclictest10272-21snmpd21:02:540
26447992018,1cyclictest10272-21snmpd20:39:460
26447992018,1cyclictest10272-21snmpd20:16:240
26447992018,1cyclictest10272-21snmpd19:42:360
26447992018,1cyclictest10272-21snmpd19:22:450
26447992016,3cyclictest0-21swapper/020:20:250
2644799200,19cyclictest0-21swapper/023:05:180
2644799200,19cyclictest0-21swapper/000:02:260
2644799200,18cyclictest0-21swapper/023:30:310
2645699197,11cyclictest0-21swapper/221:00:192
2645699196,9cyclictest0-21swapper/219:55:122
26456991917,1cyclictest10272-21snmpd20:12:192
26456991917,1cyclictest10272-21snmpd20:06:202
26456991917,1cyclictest10272-21snmpd19:46:182
26456991916,2cyclictest0-21swapper/219:43:082
2645699190,18cyclictest0-21swapper/221:05:182
2645699190,17cyclictest0-21swapper/200:26:032
26452991917,1cyclictest10272-21snmpd19:20:481
26447991917,1cyclictest10272-21snmpd21:05:070
26447991917,1cyclictest10272-21snmpd20:54:130
26447991917,1cyclictest10272-21snmpd20:32:370
26447991917,1cyclictest10272-21snmpd20:15:010
26447991917,1cyclictest10272-21snmpd20:01:500
26447991917,1cyclictest10272-21snmpd19:12:300
26447991917,1cyclictest0-21swapper/019:35:200
26447991916,3cyclictest0-21swapper/019:28:110
2644799190,18cyclictest0-21swapper/023:50:260
26456991816,1cyclictest10272-21snmpd20:39:492
26456991816,1cyclictest10272-21snmpd20:20:042
26456991816,1cyclictest10272-21snmpd19:23:422
26456991815,2cyclictest10272-21snmpd20:55:402
26447991816,2cyclictest0-21swapper/019:32:540
26447991816,1cyclictest10272-21snmpd20:55:310
26447991816,1cyclictest10272-21snmpd19:56:480
26447991816,1cyclictest10272-21snmpd19:45:440
2627421812,3sleep30-21swapper/320:30:013
26456991715,1cyclictest10272-21snmpd20:46:312
26456991715,1cyclictest10272-21snmpd20:00:242
2644799179,7cyclictest0-21swapper/020:45:250
2644799172,14cyclictest0-21swapper/020:40:240
2644799172,14cyclictest0-21swapper/020:40:230
26447991715,1cyclictest10272-21snmpd19:53:410
26447991715,1cyclictest10272-21snmpd19:19:110
2644799170,16cyclictest0-21swapper/020:25:200
1643921711,3sleep30-21swapper/322:27:083
161632170,0sleep30-21swapper/322:11:533
2816121611,3sleep30-21swapper/323:19:283
2637321610,3sleep30-21swapper/300:04:273
260712150,0sleep30-21swapper/320:55:193
25272156,3sleep30-21swapper/320:07:183
243132150,3sleep30-21swapper/323:46:253
243132150,3sleep30-21swapper/323:46:253
2032321510,4sleep30-21swapper/320:24:283
156332150,4sleep30-21swapper/322:41:363
1140721510,3sleep30-21swapper/320:44:153
1140721510,3sleep30-21swapper/320:44:143
49992141,4sleep30-21swapper/322:21:333
36922148,3sleep30-21swapper/323:52:503
264112142,3sleep30-21swapper/322:46:443
120792148,3sleep30-21swapper/323:55:463
9222139,3sleep30-21swapper/300:24:063
290342138,3sleep30-21swapper/320:01:383
284042137,3sleep30-21swapper/322:03:183
263562131,3sleep30-21swapper/322:16:163
259422139,3sleep30-21swapper/320:26:213
257392134,3sleep30-21swapper/319:31:103
252112138,2sleep30-21swapper/321:15:273
183632137,3sleep30-21swapper/300:32:073
170872139,3sleep30-21swapper/319:53:533
146152131,3sleep30-21swapper/321:40:313
145352139,3sleep30-21swapper/319:25:093
139822139,3sleep30-21swapper/319:20:573
86962122,3sleep30-21swapper/321:08:533
60002120,3sleep30-21swapper/323:24:013
275982126,3sleep30-21swapper/323:03:353
158682126,3sleep30-21swapper/321:11:353
155782126,3sleep30-21swapper/321:56:253
110482127,2sleep30-21swapper/300:29:593
75062110,3sleep30-21swapper/319:15:253
52452115,3sleep30-21swapper/322:52:403
49192114,4sleep30-21swapper/321:21:433
281562110,3sleep30-21swapper/321:33:133
262922115,3sleep30-21swapper/319:35:153
176452111,6sleep30-21swapper/320:50:163
139482113,5sleep30-21swapper/323:41:313
65042104,3sleep30-21swapper/322:38:063
56212105,3sleep30-21swapper/319:45:123
320592104,5sleep30-21swapper/319:12:353
27082106,3sleep30-21swapper/321:02:463
268832105,3sleep30-21swapper/322:31:583
265672104,3sleep30-21swapper/323:33:033
240142104,3sleep30-21swapper/300:19:163
231312107,2sleep30-21swapper/319:57:013
154332105,3sleep30-21swapper/323:27:383
115442103,3sleep30-21swapper/300:11:203
8420294,3sleep30-21swapper/320:12:403
5565294,3sleep30-21swapper/320:39:433
5497292,4sleep30-21swapper/322:07:033
4770293,3sleep30-21swapper/323:38:113
4432294,3sleep30-21swapper/300:09:243
4208293,3sleep30-21swapper/323:07:033
28248294,3sleep30-21swapper/300:37:283
14400296,2sleep30-21swapper/321:25:333
8849281,4sleep30-21swapper/320:15:163
4618281,4sleep30-21swapper/321:51:163
30284282,3sleep30-21swapper/321:35:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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