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2026-03-17 - 06:11
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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 Mar 17, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
491212262,7sleep30-21swapper/319:06:243
7722118108,7sleep10-21swapper/119:09:341
32740211299,8sleep00-21swapper/019:05:250
598210797,7sleep20-21swapper/219:07:272
15662680,1sleep31569-21kthreadcore21:30:163
99512660,1sleep19957-21kthreadcore22:35:181
164272660,0sleep30-21swapper/320:45:193
309592620,0sleep00-21swapper/021:00:130
73782570,2sleep338-21rcuc/320:10:143
247872570,0sleep20-21swapper/221:50:172
116432560,0sleep20-21swapper/221:40:162
97642540,0sleep00-21swapper/023:05:120
225752540,0sleep010-21rcuc/019:55:140
98399291,27cyclictest0-21swapper/220:44:472
98399291,27cyclictest0-21swapper/219:14:392
98399290,22cyclictest0-21swapper/221:31:522
98399283,21cyclictest0-21swapper/220:25:102
98399281,3cyclictest0-21swapper/219:35:452
98399281,26cyclictest0-21swapper/220:39:222
97999280,27cyclictest0-21swapper/123:56:361
983992717,8cyclictest749-21snmpd00:02:282
98399271,25cyclictest0-21swapper/222:15:512
98399270,26cyclictest0-21swapper/221:13:442
98399270,26cyclictest0-21swapper/220:59:232
98399270,26cyclictest0-21swapper/220:54:222
97999270,26cyclictest0-21swapper/123:41:391
97999270,26cyclictest0-21swapper/122:56:531
97999270,26cyclictest0-21swapper/122:45:531
97999270,26cyclictest0-21swapper/122:12:421
97999270,26cyclictest0-21swapper/121:56:421
97999270,26cyclictest0-21swapper/121:49:541
97999270,26cyclictest0-21swapper/121:39:431
97999270,26cyclictest0-21swapper/121:18:251
97999270,26cyclictest0-21swapper/120:31:101
97999270,26cyclictest0-21swapper/120:25:591
97999270,26cyclictest0-21swapper/119:21:481
97999270,26cyclictest0-21swapper/119:17:121
97999270,26cyclictest0-21swapper/100:10:251
983992618,7cyclictest749-21snmpd23:13:322
983992618,7cyclictest749-21snmpd21:57:472
983992617,8cyclictest749-21snmpd19:44:592
983992617,8cyclictest749-21snmpd00:33:422
983992617,1cyclictest749-21snmpd22:38:322
983992616,2cyclictest749-21snmpd21:03:402
98399260,25cyclictest0-21swapper/223:20:542
98399260,25cyclictest0-21swapper/222:20:082
98399260,25cyclictest0-21swapper/220:06:492
98399260,25cyclictest0-21swapper/219:29:092
98399260,25cyclictest0-21swapper/200:37:252
98399260,25cyclictest0-21swapper/200:21:222
97999260,25cyclictest0-21swapper/123:03:421
97999260,25cyclictest0-21swapper/122:27:091
97999260,25cyclictest0-21swapper/120:05:101
97999260,25cyclictest0-21swapper/119:54:491
97999260,25cyclictest0-21swapper/119:27:341
97999260,25cyclictest0-21swapper/100:04:551
97699260,25cyclictest0-21swapper/021:20:490
983992518,6cyclictest749-21snmpd23:46:332
983992518,6cyclictest749-21snmpd22:11:242
983992518,6cyclictest749-21snmpd21:06:402
983992517,7cyclictest749-21snmpd23:51:112
983992517,7cyclictest749-21snmpd20:12:282
983992517,1cyclictest749-21snmpd21:20:442
983992516,1cyclictest749-21snmpd20:00:252
983992516,1cyclictest749-21snmpd00:07:462
983992515,2cyclictest749-21snmpd19:16:062
98399251,10cyclictest0-21swapper/222:05:202
979992522,2cyclictest0-21swapper/120:46:371
979992521,3cyclictest0-21swapper/120:52:141
979992521,3cyclictest0-21swapper/120:43:291
979992519,6cyclictest0-21swapper/100:09:401
979992518,7cyclictest0-21swapper/122:41:271
979992422,2cyclictest0-21swapper/100:32:491
979992420,3cyclictest0-21swapper/121:23:051
97999240,23cyclictest0-21swapper/121:26:071
97999240,23cyclictest0-21swapper/120:16:221
983992320,3cyclictest0-21swapper/222:26:002
983992314,3cyclictest0-21swapper/222:49:562
979992321,2cyclictest0-21swapper/121:30:141
979992321,2cyclictest0-21swapper/119:59:521
97999230,22cyclictest0-21swapper/123:10:001
97999230,22cyclictest0-21swapper/120:36:341
976992317,6cyclictest0-21swapper/000:05:160
983992216,5cyclictest0-21swapper/219:47:252
983992216,5cyclictest0-21swapper/219:47:252
983992214,1cyclictest749-21snmpd23:40:182
983992213,8cyclictest0-21swapper/200:17:322
98399221,15cyclictest0-21swapper/222:43:002
98399220,21cyclictest0-21swapper/220:16:332
979992218,3cyclictest0-21swapper/123:21:451
97999220,21cyclictest0-21swapper/123:13:231
97999220,21cyclictest0-21swapper/122:19:231
97999220,21cyclictest0-21swapper/122:05:261
97999220,21cyclictest0-21swapper/122:03:211
97999220,21cyclictest0-21swapper/121:05:171
97999220,21cyclictest0-21swapper/120:04:531
97999220,21cyclictest0-21swapper/119:43:491
97999220,21cyclictest0-21swapper/119:13:241
97999220,21cyclictest0-21swapper/100:36:521
976992219,2cyclictest0-21swapper/021:15:150
983992118,1cyclictest752-21lldpd23:06:092
983992117,3cyclictest0-21swapper/222:30:532
983992117,3cyclictest0-21swapper/221:15:462
98399210,20cyclictest0-21swapper/220:48:402
979992117,3cyclictest0-21swapper/122:51:211
979992117,3cyclictest0-21swapper/119:35:301
97999210,3cyclictest0-21swapper/121:02:581
97999210,3cyclictest0-21swapper/120:23:341
97999210,21cyclictest0-21swapper/100:23:191
97999210,20cyclictest0-21swapper/123:52:051
97999210,20cyclictest0-21swapper/123:45:151
97999210,20cyclictest0-21swapper/123:28:511
97999210,20cyclictest0-21swapper/123:19:091
97999210,20cyclictest0-21swapper/121:11:431
97999210,20cyclictest0-21swapper/120:57:281
97999210,20cyclictest0-21swapper/120:10:071
97999210,20cyclictest0-21swapper/119:48:471
97999210,20cyclictest0-21swapper/119:48:461
97999210,20cyclictest0-21swapper/119:31:031
97999210,20cyclictest0-21swapper/100:16:001
97699217,13cyclictest0-21swapper/019:21:330
976992117,3cyclictest0-21swapper/019:25:180
983992018,1cyclictest749-21snmpd23:30:272
983992018,1cyclictest749-21snmpd22:58:092
983992018,1cyclictest749-21snmpd20:32:322
983992017,2cyclictest749-21snmpd23:02:532
983992017,2cyclictest749-21snmpd19:31:152
983992016,3cyclictest0-21swapper/223:58:132
98399200,2cyclictest0-21swapper/219:59:282
979992018,2cyclictest0-21swapper/123:39:081
979992016,3cyclictest0-21swapper/122:21:391
97999200,2cyclictest0-21swapper/121:52:591
97999200,20cyclictest0-21swapper/123:30:511
97999200,20cyclictest0-21swapper/122:33:261
97999200,20cyclictest0-21swapper/100:26:251
97999200,19cyclictest0-21swapper/121:44:251
976992018,1cyclictest749-21snmpd23:56:510
976992018,1cyclictest749-21snmpd22:36:480
976992018,1cyclictest749-21snmpd21:36:250
976992018,1cyclictest749-21snmpd21:25:010
976992018,1cyclictest749-21snmpd20:50:350
976992018,1cyclictest749-21snmpd20:28:350
976992018,1cyclictest749-21snmpd20:21:100
976992018,1cyclictest749-21snmpd20:13:470
976992018,1cyclictest749-21snmpd19:43:070
976992018,1cyclictest749-21snmpd00:27:030
976992018,1cyclictest749-21snmpd00:14:190
97699200,19cyclictest0-21swapper/021:30:530
983991917,1cyclictest749-21snmpd23:35:092
983991917,1cyclictest749-21snmpd23:28:472
983991917,1cyclictest749-21snmpd22:53:392
983991917,1cyclictest749-21snmpd22:02:002
983991917,1cyclictest749-21snmpd21:25:372
983991917,1cyclictest749-21snmpd19:52:282
983991917,1cyclictest749-21snmpd00:28:132
98399190,19cyclictest0-21swapper/200:11:042
98399190,18cyclictest0-21swapper/221:37:512
976991917,2cyclictest0-21swapper/020:42:220
976991917,1cyclictest749-21snmpd23:19:480
976991917,1cyclictest749-21snmpd23:04:240
976991917,1cyclictest749-21snmpd22:47:270
976991917,1cyclictest749-21snmpd21:59:030
976991917,1cyclictest749-21snmpd21:45:590
976991917,1cyclictest749-21snmpd19:31:360
976991917,1cyclictest749-21snmpd00:37:340
976991917,1cyclictest749-21snmpd00:16:100
976991917,1cyclictest749-21snmpd00:01:540
976991916,1cyclictest752-21lldpd23:46:090
976991910,8cyclictest0-21swapper/022:55:150
97699190,1cyclictest16140-21munin-run21:45:000
155532190,0sleep00-21swapper/022:10:180
97699184,13cyclictest0-21swapper/023:25:110
976991816,2cyclictest0-21swapper/023:12:330
976991816,1cyclictest749-21snmpd23:41:240
976991816,1cyclictest749-21snmpd23:35:140
976991816,1cyclictest749-21snmpd22:43:350
976991816,1cyclictest749-21snmpd22:32:560
976991816,1cyclictest749-21snmpd22:26:300
976991816,1cyclictest749-21snmpd22:23:390
976991816,1cyclictest749-21snmpd22:15:050
976991816,1cyclictest749-21snmpd21:52:470
976991816,1cyclictest749-21snmpd21:13:100
976991816,1cyclictest749-21snmpd21:07:470
976991816,1cyclictest749-21snmpd20:35:070
976991816,1cyclictest749-21snmpd20:34:400
976991816,1cyclictest749-21snmpd20:09:430
976991816,1cyclictest749-21snmpd19:46:230
976991816,1cyclictest749-21snmpd19:46:220
976991816,1cyclictest749-21snmpd19:17:010
976991715,2cyclictest0-21swapper/019:39:270
976991715,1cyclictest749-21snmpd23:53:210
976991715,1cyclictest749-21snmpd23:34:570
976991715,1cyclictest749-21snmpd23:23:140
976991715,1cyclictest749-21snmpd22:07:440
976991715,1cyclictest749-21snmpd22:00:590
976991715,1cyclictest749-21snmpd20:57:580
976991715,1cyclictest749-21snmpd20:46:100
976991715,1cyclictest749-21snmpd20:16:520
976991715,1cyclictest749-21snmpd19:52:010
976991715,1cyclictest749-21snmpd00:23:550
84182175,3sleep30-21swapper/300:27:263
2228721710,3sleep30-21swapper/323:42:323
983991613,2cyclictest749-21snmpd20:24:492
976991614,1cyclictest749-21snmpd22:50:540
976991614,1cyclictest749-21snmpd00:31:160
976991614,1cyclictest0-21swapper/019:10:210
288612166,3sleep30-21swapper/322:23:073
983991513,1cyclictest749-21snmpd23:17:182
983991512,2cyclictest749-21snmpd21:47:502
976991513,1cyclictest749-21snmpd20:02:580
85521510,3sleep30-21swapper/321:59:043
260202159,3sleep30-21swapper/321:25:013
258662159,3sleep30-21swapper/323:16:093
983991411,2cyclictest749-21snmpd19:21:512
764721410,3sleep30-21swapper/322:33:253
74502148,3sleep30-21swapper/320:36:583
648321410,3sleep30-21swapper/319:14:133
520321410,3sleep30-21swapper/323:30:073
3153121410,3sleep30-21swapper/323:21:543
3142621410,3sleep30-21swapper/319:32:523
2979221410,3sleep30-21swapper/320:56:423
287521410,3sleep30-21swapper/300:23:503
2786121410,3sleep30-21swapper/323:47:013
2589721410,3sleep30-21swapper/319:29:233
2363721410,3sleep30-21swapper/300:12:083
2062521410,3sleep30-21swapper/321:20:043
2048321410,3sleep30-21swapper/323:13:573
199532141,3sleep30-21swapper/319:20:343
1980521410,3sleep30-21swapper/321:16:353
1954021410,3sleep30-21swapper/322:45:063
195282144,3sleep30-21swapper/300:35:433
1880121410,3sleep30-21swapper/322:42:223
1752221410,3sleep30-21swapper/322:11:453
160162149,3sleep30-21swapper/319:49:453
160162149,3sleep30-21swapper/319:49:453
1578621410,3sleep30-21swapper/321:41:263
147212149,3sleep30-21swapper/323:07:133
1409021410,3sleep30-21swapper/300:32:473
129522148,3sleep30-21swapper/320:40:433
122722149,4sleep30-21swapper/320:15:083
119792149,3sleep30-21swapper/322:07:463
118121410,3sleep30-21swapper/322:00:053
1016521410,3sleep30-21swapper/319:41:483
85692138,3sleep30-21swapper/321:06:223
71532139,3sleep30-21swapper/300:00:113
6762138,3sleep30-21swapper/320:03:393
65442139,3sleep30-21swapper/323:55:423
49162138,3sleep30-21swapper/323:29:183
47262139,3sleep30-21swapper/319:39:043
36202139,3sleep30-21swapper/322:58:323
303062139,3sleep30-21swapper/321:00:093
291712139,3sleep30-21swapper/300:16:213
288042139,3sleep30-21swapper/320:29:183
273962139,3sleep30-21swapper/321:50:523
271762137,3sleep30-21swapper/319:55:263
242282139,3sleep30-21swapper/320:51:563
231662139,3sleep30-21swapper/320:23:493
230762139,3sleep30-21swapper/322:15:593
219512139,3sleep30-21swapper/321:48:233
19952139,3sleep30-21swapper/322:27:403
19412139,3sleep30-21swapper/320:33:473
180062139,3sleep30-21swapper/300:06:393
163892139,3sleep30-21swapper/323:37:483
160372137,3sleep30-21swapper/319:50:023
11482139,3sleep30-21swapper/323:53:143
93062128,3sleep30-21swapper/323:04:273
62992128,3sleep30-21swapper/320:08:083
305262128,3sleep30-21swapper/322:54:463
142012128,3sleep30-21swapper/319:17:533
102522128,3sleep30-21swapper/321:37:263
80022117,3sleep30-21swapper/322:35:043
140992117,3sleep30-21swapper/321:10:353
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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