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2026-04-14 - 06:23
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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 14, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17989214180,7sleep30-21swapper/319:07:003
12898212763,7sleep20-21swapper/219:05:072
182012114104,7sleep00-21swapper/019:09:460
180272113104,6sleep10-21swapper/119:07:301
230312680,0sleep323038-21kthreadcore23:30:183
253842590,0sleep10-21swapper/119:15:021
123282570,0sleep20-21swapper/200:15:222
235492560,0sleep00-21swapper/000:25:210
203552560,1sleep220358-21kthreadcore19:10:182
248062540,0sleep20-21swapper/220:40:002
1839999291,27cyclictest0-21swapper/220:02:342
1839999280,27cyclictest0-21swapper/219:21:422
1839999260,25cyclictest0-21swapper/223:10:262
1839999260,25cyclictest0-21swapper/222:05:162
1839999260,25cyclictest0-21swapper/220:06:042
18399992523,2cyclictest0-21swapper/220:25:102
18399992523,1cyclictest10832-21entropy23:20:152
1839999250,24cyclictest0-21swapper/223:15:052
1839999250,24cyclictest0-21swapper/223:15:052
18399992422,2cyclictest0-21swapper/221:51:292
18399992421,3cyclictest0-21swapper/222:39:292
1839999231,3cyclictest0-21swapper/222:02:472
18394992321,2cyclictest0-21swapper/121:00:391
18394992320,3cyclictest0-21swapper/121:46:081
18394992320,3cyclictest0-21swapper/121:41:051
1839499231,21cyclictest0-21swapper/119:51:071
18399992220,2cyclictest0-21swapper/200:35:052
1839999221,3cyclictest0-21swapper/220:42:492
1839999220,21cyclictest0-21swapper/223:01:562
1839999220,21cyclictest0-21swapper/221:12:222
18394992220,2cyclictest0-21swapper/123:29:111
18394992220,2cyclictest0-21swapper/120:14:091
18394992220,2cyclictest0-21swapper/119:12:241
18394992219,3cyclictest0-21swapper/119:48:431
18394992219,3cyclictest0-21swapper/119:42:241
18394992219,3cyclictest0-21swapper/100:32:201
1839499221,2cyclictest0-21swapper/121:55:171
1839499221,20cyclictest0-21swapper/100:10:331
1839499220,21cyclictest0-21swapper/123:37:201
1839499220,21cyclictest0-21swapper/122:03:081
1839499220,21cyclictest0-21swapper/121:39:351
1839499220,21cyclictest0-21swapper/121:19:551
1839499220,21cyclictest0-21swapper/120:33:341
1839499220,21cyclictest0-21swapper/120:20:421
1839499220,21cyclictest0-21swapper/119:57:121
1839499220,21cyclictest0-21swapper/100:27:501
1839499220,21cyclictest0-21swapper/100:03:021
18390992219,3cyclictest0-21swapper/020:39:430
18399992118,2cyclictest749-21snmpd23:43:022
18399992118,2cyclictest749-21snmpd21:08:522
18399992118,2cyclictest749-21snmpd20:17:222
18399992118,1cyclictest752-21lldpd22:26:232
18399992114,6cyclictest0-21swapper/200:21:502
1839999211,3cyclictest0-21swapper/222:42:112
1839999211,19cyclictest0-21swapper/223:53:322
1839999210,20cyclictest0-21swapper/223:25:482
1839999210,20cyclictest0-21swapper/221:43:252
1839999210,20cyclictest0-21swapper/220:34:312
1839999210,20cyclictest0-21swapper/220:10:182
1839999210,20cyclictest0-21swapper/219:40:422
1839999210,20cyclictest0-21swapper/219:29:132
18394992119,2cyclictest0-21swapper/122:25:531
18394992118,3cyclictest0-21swapper/123:55:501
18394992117,3cyclictest0-21swapper/122:55:531
18394992113,8cyclictest0-21swapper/119:32:301
1839499210,2cyclictest0-21swapper/120:52:161
1839499210,20cyclictest0-21swapper/123:53:171
1839499210,20cyclictest0-21swapper/123:41:381
1839499210,20cyclictest0-21swapper/123:21:231
1839499210,20cyclictest0-21swapper/123:17:531
1839499210,20cyclictest0-21swapper/123:17:531
1839499210,20cyclictest0-21swapper/122:51:261
1839499210,20cyclictest0-21swapper/122:16:441
1839499210,20cyclictest0-21swapper/121:31:581
1839499210,20cyclictest0-21swapper/121:10:041
1839499210,20cyclictest0-21swapper/121:09:401
1839499210,20cyclictest0-21swapper/120:46:271
1839499210,20cyclictest0-21swapper/120:40:281
1839499210,20cyclictest0-21swapper/120:26:581
1839499210,20cyclictest0-21swapper/119:27:101
1839499210,20cyclictest0-21swapper/119:22:541
1839499210,20cyclictest0-21swapper/100:16:171
18390992119,1cyclictest749-21snmpd22:05:350
18390992117,3cyclictest0-21swapper/021:55:160
1839099210,20cyclictest0-21swapper/021:03:080
1839099210,19cyclictest0-21swapper/022:25:000
1839999207,8cyclictest0-21swapper/221:30:132
18399992018,1cyclictest749-21snmpd22:56:202
18399992018,1cyclictest749-21snmpd22:18:352
18399992018,1cyclictest749-21snmpd21:26:282
18399992017,3cyclictest0-21swapper/223:05:532
18399992017,2cyclictest749-21snmpd23:32:202
18399992017,2cyclictest749-21snmpd22:47:052
18399992017,2cyclictest749-21snmpd20:22:212
18399992017,2cyclictest0-21swapper/221:45:172
18399992016,3cyclictest0-21swapper/221:37:492
1839999200,2cyclictest0-21swapper/223:56:382
1839999200,2cyclictest0-21swapper/222:10:082
1839999200,19cyclictest0-21swapper/219:31:392
1839999200,19cyclictest0-21swapper/200:04:162
18394992019,1cyclictest0-21swapper/121:50:161
18394992018,2cyclictest0-21swapper/120:07:271
18394992017,3cyclictest0-21swapper/122:38:231
1839499200,2cyclictest0-21swapper/122:49:081
1839499200,2cyclictest0-21swapper/122:05:051
1839499200,2cyclictest0-21swapper/121:22:191
1839499200,2cyclictest0-21swapper/120:19:341
1839499200,20cyclictest0-21swapper/123:30:421
1839499200,19cyclictest0-21swapper/123:48:591
1839499200,19cyclictest0-21swapper/122:41:231
1839499200,19cyclictest0-21swapper/122:20:021
1839499200,19cyclictest0-21swapper/121:26:211
1839499200,19cyclictest0-21swapper/120:59:251
1839499200,19cyclictest0-21swapper/120:36:061
1839499200,19cyclictest0-21swapper/119:37:341
1839499200,19cyclictest0-21swapper/100:22:171
18390992018,1cyclictest749-21snmpd23:23:200
18390992018,1cyclictest749-21snmpd22:52:080
18390992018,1cyclictest749-21snmpd22:45:560
18390992018,1cyclictest749-21snmpd21:36:120
18390992018,1cyclictest749-21snmpd21:22:340
18390992018,1cyclictest749-21snmpd20:59:390
18390992018,1cyclictest749-21snmpd20:52:040
18390992018,1cyclictest749-21snmpd20:24:420
18390992018,1cyclictest749-21snmpd20:12:400
18390992018,1cyclictest749-21snmpd00:14:110
18390992018,1cyclictest749-21snmpd00:03:230
18390992018,1cyclictest53650irq/24-enp1s019:55:110
1839099201,15cyclictest0-21swapper/023:15:240
1839099201,15cyclictest0-21swapper/023:15:230
1839099200,19cyclictest0-21swapper/023:55:160
1839999196,9cyclictest0-21swapper/219:15:132
18399991917,2cyclictest0-21swapper/223:45:362
18399991917,1cyclictest749-21snmpd22:23:202
18399991917,1cyclictest749-21snmpd20:51:182
18399991917,1cyclictest749-21snmpd19:47:182
18399991917,1cyclictest749-21snmpd00:27:482
18399991917,1cyclictest749-21snmpd00:11:032
1839999190,2cyclictest0-21swapper/219:53:162
18394991916,3cyclictest0-21swapper/122:11:231
18394991915,3cyclictest0-21swapper/100:35:131
1839499190,18cyclictest0-21swapper/123:04:141
18390991918,1cyclictest0-21swapper/019:50:010
18390991917,2cyclictest0-21swapper/019:50:240
18390991917,1cyclictest749-21snmpd23:54:380
18390991917,1cyclictest749-21snmpd23:38:200
18390991917,1cyclictest749-21snmpd23:06:410
18390991917,1cyclictest749-21snmpd22:30:290
18390991917,1cyclictest749-21snmpd22:00:550
18390991917,1cyclictest749-21snmpd20:46:300
18390991917,1cyclictest749-21snmpd20:34:120
18390991917,1cyclictest749-21snmpd19:36:250
18390991917,1cyclictest749-21snmpd19:12:120
18390991917,1cyclictest749-21snmpd00:07:080
1839099190,3cyclictest0-21swapper/023:34:050
18399991816,2cyclictest0-21swapper/222:32:472
18399991816,1cyclictest749-21snmpd22:53:412
18399991816,1cyclictest749-21snmpd21:56:172
18399991816,1cyclictest749-21snmpd20:49:462
18399991816,1cyclictest749-21snmpd19:59:542
18399991816,1cyclictest749-21snmpd00:08:112
18399991814,3cyclictest0-21swapper/221:21:282
18394991816,2cyclictest0-21swapper/122:33:381
1839099189,8cyclictest0-21swapper/021:16:550
18390991816,1cyclictest749-21snmpd23:49:290
18390991816,1cyclictest749-21snmpd23:29:110
18390991816,1cyclictest749-21snmpd22:58:080
18390991816,1cyclictest749-21snmpd22:44:040
18390991816,1cyclictest749-21snmpd22:29:200
18390991816,1cyclictest749-21snmpd21:54:380
18390991816,1cyclictest749-21snmpd21:49:560
18390991816,1cyclictest749-21snmpd21:32:010
18390991816,1cyclictest749-21snmpd21:14:000
18390991816,1cyclictest749-21snmpd21:05:370
18390991816,1cyclictest749-21snmpd20:41:250
18390991816,1cyclictest749-21snmpd20:26:430
18390991816,1cyclictest749-21snmpd20:04:280
18390991816,1cyclictest749-21snmpd19:30:060
18390991816,1cyclictest749-21snmpd19:22:580
18390991816,1cyclictest749-21snmpd19:15:330
18390991816,1cyclictest749-21snmpd00:35:360
18390991816,1cyclictest749-21snmpd00:31:440
18390991816,1cyclictest0-21swapper/020:05:180
1839099180,4cyclictest0-21swapper/023:44:540
1839099180,17cyclictest0-21swapper/021:40:170
1839099180,12cyclictest0-21swapper/023:01:330
1839999173,13cyclictest0-21swapper/219:39:322
18399991715,1cyclictest749-21snmpd23:38:382
18399991715,1cyclictest749-21snmpd21:02:572
1839999171,15cyclictest0-21swapper/200:30:022
1839999170,16cyclictest0-21swapper/221:18:122
18394991715,1cyclictest0-21swapper/123:07:051
1839499170,11cyclictest0-21swapper/120:00:171
18390991715,1cyclictest749-21snmpd22:16:070
18390991715,1cyclictest749-21snmpd21:25:100
18390991715,1cyclictest749-21snmpd19:40:120
18390991715,1cyclictest749-21snmpd19:27:510
18390991715,1cyclictest749-21snmpd00:18:290
18390991715,1cyclictest25775-21cat22:35:180
1839099170,11cyclictest0-21swapper/023:10:250
1839099170,11cyclictest0-21swapper/022:10:210
288832166,3sleep30-21swapper/320:12:553
18702166,3sleep30-21swapper/322:10:333
1839999162,8cyclictest0-21swapper/220:56:572
18394991612,3cyclictest0-21swapper/100:06:201
1839499160,10cyclictest0-21swapper/123:11:341
18390991614,1cyclictest749-21snmpd00:21:450
3022721510,3sleep30-21swapper/320:44:203
299062159,3sleep30-21swapper/322:35:563
274172159,4sleep30-21swapper/319:44:253
1839099150,14cyclictest0-21swapper/020:16:260
160322156,3sleep30-21swapper/319:32:383
770021410,3sleep30-21swapper/322:18:343
605521410,3sleep30-21swapper/323:43:363
438221410,3sleep30-21swapper/321:16:383
3240321410,3sleep30-21swapper/321:41:023
313221410,3sleep30-21swapper/320:46:043
3118621410,3sleep30-21swapper/321:11:113
30582148,3sleep30-21swapper/300:39:593
2602221410,3sleep30-21swapper/323:05:043
2559221410,3sleep30-21swapper/321:06:253
2544921410,3sleep30-21swapper/323:00:353
2466121410,3sleep30-21swapper/320:39:503
2410421410,3sleep30-21swapper/300:27:223
2379121410,3sleep30-21swapper/319:13:203
2158121410,3sleep30-21swapper/319:36:273
2115321410,3sleep30-21swapper/321:31:043
1987521410,3sleep30-21swapper/322:56:073
188842149,4sleep30-21swapper/322:28:163
1886621410,3sleep30-21swapper/320:32:383
18822149,3sleep30-21swapper/320:15:283
1853821410,3sleep30-21swapper/300:22:533
182821410,3sleep30-21swapper/300:09:273
1571421410,3sleep30-21swapper/321:28:213
143152149,3sleep30-21swapper/322:51:383
1317621410,3sleep30-21swapper/320:26:243
1271721410,3sleep30-21swapper/300:15:403
1165421410,3sleep30-21swapper/323:48:053
104362148,3sleep30-21swapper/319:27:593
89322139,3sleep30-21swapper/320:53:443
75372139,3sleep30-21swapper/320:20:413
72802139,3sleep30-21swapper/300:12:403
64552139,3sleep30-21swapper/319:53:063
57462139,3sleep30-21swapper/321:47:593
49012139,3sleep30-21swapper/321:20:083
42132139,3sleep30-21swapper/323:10:443
36442139,3sleep30-21swapper/322:45:093
295552138,3sleep30-21swapper/300:30:343
288552138,3sleep30-21swapper/322:07:213
280022139,3sleep30-21swapper/319:45:083
275112139,3sleep30-21swapper/323:35:083
268902139,3sleep30-21swapper/321:37:183
231912139,3sleep30-21swapper/320:06:313
231382139,3sleep30-21swapper/322:01:243
226972139,3sleep30-21swapper/323:56:023
210262139,3sleep30-21swapper/323:25:543
176362139,3sleep30-21swapper/321:58:393
175882139,3sleep30-21swapper/320:01:183
154772139,3sleep30-21swapper/323:21:423
143502139,3sleep30-21swapper/320:56:293
119932139,3sleep30-21swapper/319:56:343
116922139,3sleep30-21swapper/321:53:113
48932128,3sleep30-21swapper/319:24:133
32382128,3sleep30-21swapper/322:42:533
314122128,3sleep30-21swapper/319:15:493
283742128,3sleep30-21swapper/300:00:433
245862128,3sleep30-21swapper/322:34:403
131532128,3sleep30-21swapper/322:21:303
100372128,3sleep30-21swapper/323:18:413
100372128,3sleep30-21swapper/323:18:413
199242117,3sleep30-21swapper/321:00:413
173992105,3sleep30-21swapper/323:54:573
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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