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2026-07-15 - 13:02
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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 Wed Jul 15, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3179521670,2sleep10-21swapper/119:05:251
32253216497,6sleep20-21swapper/219:08:242
320842114104,7sleep30-21swapper/319:06:123
32071211098,7sleep00-21swapper/019:06:020
127662660,0sleep212771-21unixbench_multi21:10:272
83252620,1sleep338-21rcuc/300:00:193
66842590,0sleep30-21swapper/320:40:123
179952580,0sleep00-21swapper/020:20:180
69472560,0sleep10-21swapper/123:00:191
54212560,0sleep05423-21aten2_r5power_p20:10:130
251932550,0sleep30-21swapper/322:50:193
209312540,0sleep30-21swapper/323:15:183
268772530,1sleep20-21swapper/223:50:132
32545993127,3cyclictest0-21swapper/119:58:301
3254999280,22cyclictest0-21swapper/219:21:122
3254599280,27cyclictest0-21swapper/122:58:021
3254599280,27cyclictest0-21swapper/120:02:151
32549992718,1cyclictest749-21snmpd23:27:472
3254999270,25cyclictest0-21swapper/221:15:122
3254999270,25cyclictest0-21swapper/221:15:122
3254599270,26cyclictest0-21swapper/123:09:591
3254599270,26cyclictest0-21swapper/122:23:311
3254599270,26cyclictest0-21swapper/120:24:301
3254599270,26cyclictest0-21swapper/120:13:121
3254599270,26cyclictest0-21swapper/100:03:261
32549992618,1cyclictest749-21snmpd00:02:202
32549992617,1cyclictest749-21snmpd20:15:512
3254999260,25cyclictest0-21swapper/222:13:402
3254999260,25cyclictest0-21swapper/220:31:542
3254599260,26cyclictest0-21swapper/123:43:211
3254599260,26cyclictest0-21swapper/122:42:161
3254599260,25cyclictest0-21swapper/123:50:441
3254599260,25cyclictest0-21swapper/123:46:201
3254599260,25cyclictest0-21swapper/123:35:111
3254599260,25cyclictest0-21swapper/122:34:161
3254599260,25cyclictest0-21swapper/122:19:191
3254599260,25cyclictest0-21swapper/120:48:121
3254599260,25cyclictest0-21swapper/120:35:241
3254599260,25cyclictest0-21swapper/119:49:121
3254599260,25cyclictest0-21swapper/119:32:001
3254599260,25cyclictest0-21swapper/119:28:241
32549992521,3cyclictest0-21swapper/222:26:592
32549992518,1cyclictest749-21snmpd20:11:182
3254999250,24cyclictest0-21swapper/221:44:372
32545992521,3cyclictest0-21swapper/100:38:541
32545992521,3cyclictest0-21swapper/100:38:531
3254599250,25cyclictest0-21swapper/122:53:111
3254599250,25cyclictest0-21swapper/121:51:551
3254599250,25cyclictest0-21swapper/121:45:341
3254599250,24cyclictest0-21swapper/123:16:331
3254599250,24cyclictest0-21swapper/121:43:311
3254599250,24cyclictest0-21swapper/121:35:171
3254599250,24cyclictest0-21swapper/100:12:471
32549992420,3cyclictest0-21swapper/221:36:342
3254999241,4cyclictest0-21swapper/219:16:022
3254999240,1cyclictest0-21swapper/221:57:252
3254999240,17cyclictest0-21swapper/222:01:302
3254599240,24cyclictest0-21swapper/120:16:141
3254999230,22cyclictest0-21swapper/220:00:152
32545992320,3cyclictest0-21swapper/121:29:551
3254599230,23cyclictest0-21swapper/121:33:201
3254599230,22cyclictest0-21swapper/121:09:521
3254599230,22cyclictest0-21swapper/121:00:431
3254599230,22cyclictest0-21swapper/120:07:121
32549992220,2cyclictest0-21swapper/220:47:452
32549992219,3cyclictest0-21swapper/222:51:142
32549992219,2cyclictest0-21swapper/221:31:462
3254999220,3cyclictest0-21swapper/219:47:152
3254999220,21cyclictest0-21swapper/219:29:082
32545992220,2cyclictest0-21swapper/123:24:411
32545992214,8cyclictest0-21swapper/120:27:421
3254599220,22cyclictest0-21swapper/100:24:121
3254599220,21cyclictest0-21swapper/123:55:121
3254599220,21cyclictest0-21swapper/123:32:231
3254599220,21cyclictest0-21swapper/121:24:311
32538992219,2cyclictest749-21snmpd21:13:160
32538992219,2cyclictest749-21snmpd00:33:030
32538992218,2cyclictest749-21snmpd00:37:030
32538992218,2cyclictest749-21snmpd00:37:020
32549992117,3cyclictest0-21swapper/223:39:352
32549992117,3cyclictest0-21swapper/200:25:382
3254999210,3cyclictest0-21swapper/222:56:042
3254999210,20cyclictest0-21swapper/222:08:462
3254999210,20cyclictest0-21swapper/221:49:592
3254999210,20cyclictest0-21swapper/220:42:062
3254999210,19cyclictest0-21swapper/219:50:162
32545992117,3cyclictest0-21swapper/100:28:201
3254599210,21cyclictest0-21swapper/120:50:541
3254599210,21cyclictest0-21swapper/120:43:061
3254599210,20cyclictest0-21swapper/123:26:021
3254599210,20cyclictest0-21swapper/122:29:521
3254599210,20cyclictest0-21swapper/122:02:191
3254599210,20cyclictest0-21swapper/119:13:241
3254599210,20cyclictest0-21swapper/100:30:031
3254599210,20cyclictest0-21swapper/100:15:441
32538992119,1cyclictest749-21snmpd22:37:230
32538992118,2cyclictest749-21snmpd22:31:520
32538992118,2cyclictest749-21snmpd00:16:420
32538992117,2cyclictest749-21snmpd20:18:240
32538992117,2cyclictest16497-21sadc22:14:590
3253899210,20cyclictest0-21swapper/021:41:290
161142219,3sleep30-21swapper/322:10:273
32549992018,1cyclictest749-21snmpd23:22:172
32549992018,1cyclictest749-21snmpd22:46:162
32549992018,1cyclictest749-21snmpd20:55:512
32549992018,1cyclictest749-21snmpd00:14:182
3254999201,17cyclictest0-21swapper/223:45:102
3254999200,2cyclictest0-21swapper/220:51:572
3254999200,14cyclictest0-21swapper/221:00:592
32545992018,2cyclictest0-21swapper/121:16:281
32545992018,2cyclictest0-21swapper/121:16:281
3254599200,2cyclictest0-21swapper/123:12:111
3254599200,2cyclictest0-21swapper/122:45:401
3254599200,20cyclictest0-21swapper/121:12:371
3254599200,20cyclictest0-21swapper/119:20:091
3254599200,19cyclictest0-21swapper/121:55:071
3254599200,19cyclictest0-21swapper/119:38:171
32538992018,1cyclictest749-21snmpd23:57:260
32538992018,1cyclictest749-21snmpd23:21:110
32538992018,1cyclictest749-21snmpd22:53:280
32538992018,1cyclictest749-21snmpd21:49:220
32538992018,1cyclictest749-21snmpd21:37:010
32538992018,1cyclictest749-21snmpd21:17:010
32538992018,1cyclictest749-21snmpd21:17:010
32538992018,1cyclictest749-21snmpd20:01:560
32538992018,1cyclictest749-21snmpd19:56:000
32538992018,1cyclictest749-21snmpd19:41:510
32538992018,1cyclictest749-21snmpd19:23:330
32538992017,2cyclictest749-21snmpd22:24:170
32538992017,2cyclictest749-21snmpd22:19:460
32538992016,2cyclictest749-21snmpd21:04:100
3253899201,1cyclictest0-21swapper/022:27:150
3253899200,19cyclictest0-21swapper/000:05:150
3254999197,8cyclictest0-21swapper/223:00:142
3254999193,15cyclictest0-21swapper/222:40:212
32549991917,2cyclictest0-21swapper/222:35:012
32549991917,1cyclictest749-21snmpd23:41:302
32549991917,1cyclictest749-21snmpd23:30:302
32549991917,1cyclictest749-21snmpd23:19:542
32549991917,1cyclictest749-21snmpd23:08:092
32549991917,1cyclictest749-21snmpd22:23:132
32549991917,1cyclictest749-21snmpd22:16:222
32549991917,1cyclictest749-21snmpd21:07:312
32549991917,1cyclictest749-21snmpd20:35:122
32549991917,1cyclictest749-21snmpd20:26:242
32549991917,1cyclictest749-21snmpd19:43:452
32549991917,1cyclictest749-21snmpd19:30:572
32549991917,1cyclictest749-21snmpd00:23:062
32549991917,1cyclictest749-21snmpd00:08:482
32549991915,3cyclictest0-21swapper/221:28:312
32549991915,3cyclictest0-21swapper/200:15:132
32549991914,4cyclictest0-21swapper/219:59:302
3254999190,18cyclictest0-21swapper/222:34:462
32545991917,2cyclictest0-21swapper/120:56:091
3254599190,19cyclictest0-21swapper/119:50:571
3253899193,13cyclictest0-21swapper/023:36:450
32538991917,1cyclictest749-21snmpd23:40:300
32538991917,1cyclictest749-21snmpd23:30:260
32538991917,1cyclictest749-21snmpd23:15:480
32538991917,1cyclictest749-21snmpd21:50:310
32538991917,1cyclictest749-21snmpd20:47:510
32538991917,1cyclictest749-21snmpd20:29:030
32538991917,1cyclictest749-21snmpd19:38:420
32538991916,2cyclictest749-21snmpd23:49:440
32538991916,2cyclictest749-21snmpd22:08:040
32538991916,2cyclictest749-21snmpd20:55:480
3253899190,13cyclictest0-21swapper/019:45:250
205842199,3sleep30-21swapper/321:47:043
32549991816,1cyclictest749-21snmpd21:52:042
32549991816,1cyclictest749-21snmpd20:05:152
32549991816,1cyclictest749-21snmpd19:35:062
32549991816,1cyclictest749-21snmpd00:32:062
32545991816,2cyclictest0-21swapper/122:35:591
32545991816,2cyclictest0-21swapper/119:43:391
32545991816,2cyclictest0-21swapper/119:15:301
32538991816,1cyclictest749-21snmpd22:46:490
32538991816,1cyclictest749-21snmpd22:40:370
32538991816,1cyclictest749-21snmpd22:04:370
32538991816,1cyclictest749-21snmpd21:32:490
32538991816,1cyclictest749-21snmpd20:51:120
32538991816,1cyclictest749-21snmpd19:50:300
32538991816,1cyclictest749-21snmpd19:32:540
32538991816,1cyclictest749-21snmpd19:29:540
32538991816,1cyclictest749-21snmpd19:10:420
32538991816,1cyclictest749-21snmpd00:10:560
32538991815,2cyclictest749-21snmpd19:17:300
3254999172,14cyclictest0-21swapper/223:10:302
32549991715,1cyclictest749-21snmpd21:23:072
3254999170,11cyclictest0-21swapper/223:55:252
3254599170,16cyclictest0-21swapper/120:30:141
3253899179,7cyclictest0-21swapper/000:29:280
3253899174,8cyclictest0-21swapper/022:55:200
32538991715,1cyclictest749-21snmpd23:51:330
32538991715,1cyclictest749-21snmpd23:27:420
32538991715,1cyclictest749-21snmpd23:07:170
32538991715,1cyclictest749-21snmpd21:07:130
3253899170,16cyclictest0-21swapper/023:10:210
3253899170,11cyclictest0-21swapper/021:26:400
3253899170,11cyclictest0-21swapper/021:20:210
3253899170,11cyclictest0-21swapper/020:05:090
56172169,3sleep30-21swapper/319:14:313
3254999162,8cyclictest0-21swapper/219:11:072
32549991614,1cyclictest749-21snmpd00:38:002
32549991614,1cyclictest749-21snmpd00:37:592
3254599160,15cyclictest0-21swapper/122:14:491
3254599160,10cyclictest0-21swapper/100:05:181
32538991614,1cyclictest749-21snmpd20:40:050
32538991613,2cyclictest749-21snmpd23:04:180
3253899161,14cyclictest0-21swapper/021:55:130
3253899160,15cyclictest0-21swapper/020:35:160
3253899160,15cyclictest0-21swapper/020:30:120
3253899160,10cyclictest0-21swapper/000:02:470
131782166,3sleep30-21swapper/319:16:263
3254999150,14cyclictest0-21swapper/220:22:002
3254599150,15cyclictest0-21swapper/122:06:461
292921510,3sleep30-21swapper/321:31:103
1810421510,3sleep30-21swapper/322:44:323
1056121510,3sleep30-21swapper/322:05:593
1042121510,3sleep30-21swapper/320:11:253
946921410,3sleep30-21swapper/323:34:303
910321410,3sleep30-21swapper/321:38:233
44021410,3sleep30-21swapper/320:31:043
332021410,3sleep30-21swapper/319:37:533
32538991412,1cyclictest749-21snmpd00:21:030
3188821410,3sleep30-21swapper/321:58:023
3179921410,3sleep30-21swapper/320:03:283
3009321410,3sleep30-21swapper/319:32:253
2848921410,3sleep30-21swapper/320:55:543
277792148,3sleep30-21swapper/300:18:383
2775121410,3sleep30-21swapper/322:21:083
2417821410,3sleep30-21swapper/321:21:293
2369321410,3sleep30-21swapper/322:48:593
225121410,3sleep30-21swapper/322:55:563
2067521410,3sleep30-21swapper/323:43:263
2053321410,3sleep30-21swapper/319:53:473
1866921410,3sleep30-21swapper/321:18:013
1866921410,3sleep30-21swapper/321:18:013
172562148,3sleep30-21swapper/320:45:253
1649721410,3sleep30-21swapper/300:08:013
1618521410,3sleep30-21swapper/320:18:383
1450621410,3sleep30-21swapper/319:47:343
1364121410,3sleep30-21swapper/323:07:393
1318421410,3sleep30-21swapper/321:14:333
128842142,3sleep30-21swapper/300:35:133
128842142,3sleep30-21swapper/300:35:123
90932139,3sleep30-21swapper/319:44:493
75412139,3sleep30-21swapper/321:09:043
73012139,3sleep30-21swapper/300:30:073
67672138,3sleep30-21swapper/300:26:083
60692137,3sleep30-21swapper/320:35:283
317412139,3sleep30-21swapper/323:51:073
297222139,3sleep30-21swapper/321:25:423
273662138,3sleep30-21swapper/320:27:033
261142139,3sleep30-21swapper/321:51:173
260992139,3sleep30-21swapper/323:45:553
260442139,3sleep30-21swapper/319:57:003
244382139,3sleep30-21swapper/319:26:553
230462139,3sleep30-21swapper/320:52:543
220052139,3sleep30-21swapper/300:11:303
217322139,3sleep30-21swapper/320:22:053
192702139,3sleep30-21swapper/323:12:503
187972139,3sleep30-21swapper/319:21:273
149182139,3sleep30-21swapper/323:36:573
148622139,3sleep30-21swapper/321:40:523
14592139,3sleep30-21swapper/322:30:053
121922139,3sleep30-21swapper/322:36:023
78952128,3sleep30-21swapper/323:00:533
49632129,2sleep30-21swapper/322:01:153
47382127,3sleep30-21swapper/320:05:243
37092128,3sleep30-21swapper/323:27:443
282822128,3sleep30-21swapper/322:25:053
170202127,3sleep30-21swapper/322:15:083
12502127,4sleep30-21swapper/300:22:513
52202117,3sleep30-21swapper/323:59:173
17212117,3sleep30-21swapper/321:01:193
30664295,3sleep30-21swapper/323:24:413
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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