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2026-05-02 - 10:18
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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 Sat May 02, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
96362140131,6sleep10-21swapper/119:09:191
9628212363,7sleep30-21swapper/319:09:143
96422114105,6sleep20-21swapper/219:09:252
9521210797,7sleep00-21swapper/019:07:500
304672600,0sleep10-21swapper/122:45:161
6292540,1sleep1632-21kthreadcore21:50:181
194602530,1sleep20-21swapper/223:05:152
986099280,27cyclictest0-21swapper/122:40:571
986099280,27cyclictest0-21swapper/120:15:141
986499270,26cyclictest0-21swapper/222:58:182
986499270,26cyclictest0-21swapper/221:00:422
986499270,26cyclictest0-21swapper/220:19:422
986499270,26cyclictest0-21swapper/219:48:472
986099270,26cyclictest0-21swapper/123:54:521
986099270,26cyclictest0-21swapper/123:42:401
986099270,26cyclictest0-21swapper/123:13:331
986099270,26cyclictest0-21swapper/123:00:451
986099270,26cyclictest0-21swapper/122:53:541
986099270,26cyclictest0-21swapper/122:33:361
986099270,26cyclictest0-21swapper/122:09:271
986099270,26cyclictest0-21swapper/120:55:081
986099270,26cyclictest0-21swapper/120:48:301
986099270,26cyclictest0-21swapper/120:41:321
986099270,26cyclictest0-21swapper/120:31:151
986099270,26cyclictest0-21swapper/120:31:141
986099270,26cyclictest0-21swapper/119:52:461
986099270,26cyclictest0-21swapper/119:31:591
986099270,26cyclictest0-21swapper/119:19:071
986099270,26cyclictest0-21swapper/100:22:281
986099270,26cyclictest0-21swapper/100:18:041
986099270,26cyclictest0-21swapper/100:14:491
986099270,26cyclictest0-21swapper/100:02:501
986499260,25cyclictest0-21swapper/219:50:142
9860992615,11cyclictest0-21swapper/121:25:111
986099260,25cyclictest0-21swapper/123:59:281
986099260,25cyclictest0-21swapper/122:01:421
986099260,25cyclictest0-21swapper/121:44:181
986099260,25cyclictest0-21swapper/121:38:121
986099260,25cyclictest0-21swapper/120:07:041
986099260,25cyclictest0-21swapper/119:27:401
9864992521,3cyclictest0-21swapper/219:32:502
986499250,24cyclictest0-21swapper/221:23:092
986499250,24cyclictest0-21swapper/220:45:152
986099250,24cyclictest0-21swapper/119:10:141
986099250,20cyclictest0-21swapper/120:53:241
986499248,15cyclictest0-21swapper/222:10:122
9864992422,2cyclictest0-21swapper/222:46:212
9860992417,7cyclictest0-21swapper/123:06:521
9860992417,7cyclictest0-21swapper/122:10:331
9864992321,2cyclictest0-21swapper/222:24:242
986499231,21cyclictest0-21swapper/223:20:062
986499230,22cyclictest0-21swapper/222:50:212
986499230,22cyclictest0-21swapper/220:51:122
986499222,18cyclictest0-21swapper/223:28:152
986499221,3cyclictest0-21swapper/223:55:312
986499220,21cyclictest0-21swapper/220:56:532
986499220,21cyclictest0-21swapper/219:43:522
986499220,21cyclictest0-21swapper/219:25:222
986099220,3cyclictest0-21swapper/122:55:481
986099220,21cyclictest0-21swapper/121:47:111
986099220,21cyclictest0-21swapper/120:11:141
986099220,21cyclictest0-21swapper/119:22:591
986099220,21cyclictest0-21swapper/100:34:311
9855992218,3cyclictest749-21snmpd22:26:270
985599220,21cyclictest0-21swapper/022:08:540
82572222,5sleep30-21swapper/321:55:213
231142220,1sleep023105-21munin-run21:15:010
9864992119,2cyclictest0-21swapper/223:17:392
9864992119,1cyclictest749-21snmpd21:09:512
9864992118,3cyclictest0-21swapper/221:25:512
9864992118,2cyclictest749-21snmpd20:04:262
986499210,20cyclictest0-21swapper/223:00:532
986499210,20cyclictest0-21swapper/221:59:002
986499210,20cyclictest0-21swapper/221:40:392
986099210,3cyclictest0-21swapper/123:18:091
986099210,2cyclictest0-21swapper/122:21:031
986099210,21cyclictest0-21swapper/122:36:121
986099210,20cyclictest0-21swapper/123:36:361
986099210,20cyclictest0-21swapper/123:31:331
986099210,20cyclictest0-21swapper/123:22:191
986099210,20cyclictest0-21swapper/122:27:371
986099210,20cyclictest0-21swapper/121:22:261
986099210,20cyclictest0-21swapper/121:06:091
986099210,20cyclictest0-21swapper/120:39:091
986099210,20cyclictest0-21swapper/120:26:271
986099210,20cyclictest0-21swapper/120:23:021
986099210,20cyclictest0-21swapper/119:44:341
986099210,20cyclictest0-21swapper/119:35:321
985599217,13cyclictest0-21swapper/020:27:570
985599216,14cyclictest0-21swapper/020:35:110
9855992119,2cyclictest0-21swapper/020:11:380
9855992119,1cyclictest749-21snmpd21:53:390
9855992118,2cyclictest749-21snmpd19:53:550
985599210,20cyclictest0-21swapper/021:32:010
986499205,9cyclictest0-21swapper/223:35:112
9864992018,2cyclictest0-21swapper/200:26:012
9864992018,1cyclictest749-21snmpd23:53:402
9864992018,1cyclictest749-21snmpd23:11:392
9864992018,1cyclictest749-21snmpd22:44:302
9864992018,1cyclictest749-21snmpd21:53:242
9864992018,1cyclictest749-21snmpd21:48:002
9864992018,1cyclictest749-21snmpd21:30:302
9864992018,1cyclictest749-21snmpd20:37:212
9864992018,1cyclictest749-21snmpd20:26:512
9864992018,1cyclictest749-21snmpd00:30:532
9864992018,1cyclictest749-21snmpd00:21:222
9864992018,1cyclictest749-21snmpd00:17:142
986499200,19cyclictest0-21swapper/223:41:042
986499200,19cyclictest0-21swapper/220:13:172
986499200,19cyclictest0-21swapper/219:55:162
986499200,18cyclictest0-21swapper/223:33:362
986099200,2cyclictest0-21swapper/121:55:241
986099200,2cyclictest0-21swapper/121:02:151
986099200,2cyclictest0-21swapper/120:03:501
986099200,20cyclictest0-21swapper/123:25:061
986099200,19cyclictest0-21swapper/122:18:421
986099200,19cyclictest0-21swapper/121:33:331
986099200,19cyclictest0-21swapper/121:15:511
986099200,19cyclictest0-21swapper/121:13:361
986099200,19cyclictest0-21swapper/100:06:051
9855992018,1cyclictest749-21snmpd23:13:450
9855992018,1cyclictest749-21snmpd23:05:420
9855992018,1cyclictest749-21snmpd22:56:540
9855992018,1cyclictest749-21snmpd22:47:240
9855992018,1cyclictest749-21snmpd21:58:180
9855992018,1cyclictest749-21snmpd21:36:120
9855992018,1cyclictest749-21snmpd21:18:240
9855992018,1cyclictest749-21snmpd20:50:450
9855992018,1cyclictest749-21snmpd20:47:030
9855992018,1cyclictest749-21snmpd20:09:280
9855992018,1cyclictest749-21snmpd19:41:170
9855992018,1cyclictest749-21snmpd00:27:590
9855992018,1cyclictest749-21snmpd00:24:100
9855992018,1cyclictest749-21snmpd00:14:500
985599200,19cyclictest0-21swapper/023:50:170
985599200,15cyclictest0-21swapper/021:04:320
9864991917,2cyclictest0-21swapper/222:15:482
9864991917,1cyclictest749-21snmpd22:06:062
9864991917,1cyclictest749-21snmpd19:22:202
9864991917,1cyclictest749-21snmpd19:18:382
9864991917,1cyclictest749-21snmpd00:10:372
9864991915,3cyclictest0-21swapper/223:46:042
9864991915,3cyclictest0-21swapper/222:30:542
986499190,2cyclictest0-21swapper/200:37:162
986499190,19cyclictest0-21swapper/222:25:272
986099190,18cyclictest0-21swapper/119:45:141
986099190,18cyclictest0-21swapper/100:27:501
9855991917,1cyclictest749-21snmpd23:48:050
9855991917,1cyclictest749-21snmpd23:43:280
9855991917,1cyclictest749-21snmpd23:28:300
9855991917,1cyclictest749-21snmpd23:18:090
9855991917,1cyclictest749-21snmpd22:44:450
9855991917,1cyclictest749-21snmpd22:32:240
9855991917,1cyclictest749-21snmpd21:42:540
9855991917,1cyclictest749-21snmpd21:26:450
9855991917,1cyclictest749-21snmpd20:42:420
9855991917,1cyclictest749-21snmpd19:38:580
9855991917,1cyclictest749-21snmpd19:31:200
9855991917,1cyclictest749-21snmpd00:30:040
9855991916,2cyclictest749-21snmpd21:47:570
9855991915,3cyclictest0-21swapper/021:06:290
9855991915,2cyclictest20065-21taskset00:00:370
172092198,9sleep30-21swapper/321:06:363
9864991817,1cyclictest0-21swapper/220:20:502
9864991817,1cyclictest0-21swapper/219:10:192
9864991817,0cyclictest749-21snmpd20:09:192
9864991816,1cyclictest749-21snmpd22:02:062
9864991816,1cyclictest749-21snmpd21:18:362
9864991816,1cyclictest749-21snmpd21:12:292
9864991816,1cyclictest749-21snmpd20:43:182
9864991816,1cyclictest749-21snmpd20:32:212
9864991816,1cyclictest749-21snmpd20:32:202
9864991816,1cyclictest749-21snmpd19:37:412
9864991816,1cyclictest749-21snmpd00:08:222
9864991816,1cyclictest749-21snmpd00:03:232
9864991815,2cyclictest749-21snmpd22:37:212
9855991816,1cyclictest749-21snmpd23:34:310
9855991816,1cyclictest749-21snmpd23:24:060
9855991816,1cyclictest749-21snmpd23:02:030
9855991816,1cyclictest749-21snmpd22:50:310
9855991816,1cyclictest749-21snmpd22:38:420
9855991816,1cyclictest749-21snmpd22:15:210
9855991816,1cyclictest749-21snmpd20:33:240
9855991816,1cyclictest749-21snmpd20:33:230
9855991816,1cyclictest749-21snmpd20:23:030
9855991816,1cyclictest749-21snmpd19:28:100
9855991816,1cyclictest749-21snmpd19:20:200
9855991816,1cyclictest749-21snmpd19:13:080
9855991816,1cyclictest21501-21cat22:10:170
29452188,3sleep30-21swapper/319:56:433
242442189,3sleep30-21swapper/323:39:093
205962181,6sleep30-21swapper/300:30:203
101822189,3sleep30-21swapper/322:28:013
986499170,1cyclictest18117-21netstat21:35:172
985599173,8cyclictest31814-21/usr/sbin/munin22:20:160
985599173,13cyclictest0-21swapper/019:47:400
985599172,14cyclictest0-21swapper/020:01:570
9855991715,1cyclictest749-21snmpd23:35:000
9855991715,1cyclictest749-21snmpd20:57:330
9855991715,1cyclictest749-21snmpd20:15:100
9855991715,1cyclictest749-21snmpd00:35:230
985599170,16cyclictest0-21swapper/021:20:140
985599170,11cyclictest0-21swapper/019:15:140
2602821710,4sleep30-21swapper/300:10:013
146962177,3sleep30-21swapper/322:04:223
1432621710,3sleep30-21swapper/320:08:573
986099160,15cyclictest0-21swapper/100:36:281
9855991614,1cyclictest749-21snmpd19:55:230
985599160,15cyclictest0-21swapper/023:55:180
985599160,15cyclictest0-21swapper/000:06:070
985599160,13cyclictest280-21systemd-journal22:04:590
985599160,10cyclictest0-21swapper/000:17:050
731021610,3sleep30-21swapper/321:27:183
2305121610,3sleep30-21swapper/321:14:363
218452166,3sleep30-21swapper/320:45:083
143952169,3sleep30-21swapper/323:56:033
986099150,14cyclictest0-21swapper/123:45:241
986099150,14cyclictest0-21swapper/119:56:111
4482159,3sleep30-21swapper/322:46:393
202682159,3sleep30-21swapper/300:03:163
128142155,3sleep30-21swapper/321:30:543
1154721510,3sleep30-21swapper/321:04:393
103092159,3sleep30-21swapper/300:23:263
855521410,3sleep30-21swapper/320:01:443
738521410,3sleep30-21swapper/319:31:523
732021410,3sleep30-21swapper/323:22:593
5852144,3sleep30-21swapper/320:55:063
458921410,3sleep30-21swapper/300:17:153
34012149,3sleep30-21swapper/321:53:253
3256021410,3sleep30-21swapper/320:51:583
3177421410,3sleep30-21swapper/320:25:073
3133721410,3sleep30-21swapper/320:22:233
3020121410,3sleep30-21swapper/321:48:123
297602144,3sleep30-21swapper/323:42:303
283732148,3sleep30-21swapper/321:15:333
279621410,3sleep30-21swapper/323:45:383
272382149,3sleep30-21swapper/322:41:273
2595021410,3sleep30-21swapper/300:09:023
2573921410,3sleep30-21swapper/320:17:543
2286421410,3sleep30-21swapper/319:15:433
2157021410,3sleep30-21swapper/322:36:143
190932148,4sleep30-21swapper/319:45:023
1877321410,3sleep30-21swapper/319:43:493
1732321410,3sleep30-21swapper/323:02:213
130252149,3sleep30-21swapper/319:37:053
1176621410,3sleep30-21swapper/322:57:523
1058121410,3sleep30-21swapper/320:35:043
1006521410,3sleep30-21swapper/320:31:203
1006521410,3sleep30-21swapper/320:31:193
89722139,3sleep30-21swapper/323:53:363
46222139,3sleep30-21swapper/322:23:333
299812139,3sleep30-21swapper/319:54:153
286272139,3sleep30-21swapper/323:14:033
285782139,3sleep30-21swapper/319:21:393
270022139,3sleep30-21swapper/300:37:363
261592138,3sleep30-21swapper/322:15:043
243502139,3sleep30-21swapper/321:40:283
213012139,3sleep30-21swapper/320:41:013
205762139,3sleep30-21swapper/322:10:073
201212139,3sleep30-21swapper/322:07:073
196402137,3sleep30-21swapper/320:10:243
190652139,3sleep30-21swapper/321:40:003
183702139,3sleep30-21swapper/323:30:563
177562137,3sleep30-21swapper/323:05:013
17372139,3sleep30-21swapper/323:18:153
17372139,3sleep30-21swapper/321:22:343
157032139,3sleep30-21swapper/300:25:553
150882139,3sleep30-21swapper/319:11:133
128172139,3sleep30-21swapper/323:26:283
60862128,3sleep30-21swapper/322:51:523
17282128,3sleep30-21swapper/319:26:083
158032117,3sleep30-21swapper/322:33:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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