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2025-11-28 - 02:48
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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 Fri Nov 28, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30963215689,8sleep20-21swapper/219:09:232
30872212362,7sleep00-21swapper/019:08:110
307812112103,6sleep30-21swapper/319:07:033
307692110100,7sleep10-21swapper/119:06:531
2237321090,0sleep122372-21ssh23:30:111
268432590,1sleep30-21swapper/300:02:503
204172580,1sleep120-21rcuc/121:26:501
78032550,1sleep30-21swapper/323:37:023
241252500,0sleep30-21swapper/322:15:073
61682380,0sleep30-21swapper/323:52:113
3118699320,30cyclictest0-21swapper/221:45:112
3118699280,27cyclictest0-21swapper/220:10:162
31181992814,12cyclictest0-21swapper/100:32:181
3118199280,26cyclictest0-21swapper/123:13:451
25232280,1sleep30-21swapper/321:50:113
31186992719,7cyclictest0-21swapper/222:57:452
3118699270,26cyclictest0-21swapper/221:50:532
3118199279,15cyclictest0-21swapper/100:05:181
3118199277,16cyclictest0-21swapper/121:21:311
3118199270,4cyclictest0-21swapper/122:46:501
3118199270,26cyclictest0-21swapper/123:25:181
3118199270,26cyclictest0-21swapper/121:46:231
3118199270,25cyclictest0-21swapper/122:50:521
3118699260,25cyclictest0-21swapper/223:34:332
3118699260,25cyclictest0-21swapper/221:27:532
3118699260,24cyclictest30133-21ssh21:15:462
3118699260,24cyclictest0-21swapper/222:38:322
3118199260,3cyclictest0-21swapper/122:09:431
3118199260,25cyclictest0-21swapper/122:31:501
3118199260,25cyclictest0-21swapper/121:11:011
31186992522,2cyclictest0-21swapper/222:51:142
31186992521,3cyclictest0-21swapper/222:44:332
3118699250,24cyclictest0-21swapper/222:25:492
31181992516,8cyclictest0-21swapper/100:16:231
3118199250,3cyclictest0-21swapper/123:47:261
3118199250,3cyclictest0-21swapper/120:40:211
3118199250,19cyclictest0-21swapper/123:21:411
3118199250,18cyclictest0-21swapper/121:56:581
3118199250,18cyclictest0-21swapper/121:38:051
3117799250,24cyclictest0-21swapper/023:47:380
3117799250,24cyclictest0-21swapper/022:10:480
3118699240,23cyclictest0-21swapper/223:59:372
3118699240,23cyclictest0-21swapper/221:22:022
3118699240,22cyclictest0-21swapper/223:11:562
3118699240,22cyclictest0-21swapper/222:14:532
3118699240,19cyclictest0-21swapper/200:21:552
3118199246,15cyclictest30112-21kworker/1:223:57:231
31181992422,2cyclictest0-21swapper/119:58:581
31181992422,2cyclictest0-21swapper/119:58:571
3118199241,1cyclictest0-21swapper/123:15:131
3118199240,4cyclictest0-21swapper/122:24:181
3118199240,4cyclictest0-21swapper/121:17:591
3118199240,4cyclictest0-21swapper/100:35:411
3118199240,4cyclictest0-21swapper/100:11:051
3118199240,3cyclictest0-21swapper/121:30:281
3118199240,2cyclictest0-21swapper/122:26:061
3118199240,2cyclictest0-21swapper/120:36:371
3118199240,15cyclictest0-21swapper/122:59:491
31177992416,7cyclictest0-21swapper/023:24:270
3117799240,23cyclictest0-21swapper/021:19:160
3117799240,18cyclictest0-21swapper/000:10:390
3118699238,14cyclictest0-21swapper/219:50:242
3118699232,20cyclictest0-21swapper/200:09:462
31186992314,8cyclictest0-21swapper/222:05:282
3118699231,21cyclictest0-21swapper/220:31:542
3118699230,22cyclictest0-21swapper/222:46:362
3118699230,22cyclictest0-21swapper/200:31:062
3118699230,21cyclictest0-21swapper/200:02:522
3118699230,17cyclictest0-21swapper/222:16:552
3118199232,20cyclictest0-21swapper/121:52:011
31181992317,5cyclictest10272-21snmpd20:26:121
3118199230,4cyclictest0-21swapper/123:51:481
3118199230,4cyclictest0-21swapper/122:13:581
3118199230,3cyclictest0-21swapper/122:38:161
3118199230,2cyclictest30112-21kworker/1:223:35:251
3118199230,2cyclictest0-21swapper/122:15:091
3118199230,22cyclictest0-21swapper/122:03:011
3118199230,22cyclictest0-21swapper/120:03:031
3118199230,22cyclictest0-21swapper/119:43:361
3118199230,20cyclictest12013-21/usr/sbin/munin23:40:181
3118199230,14cyclictest0-21swapper/121:44:211
3118199230,13cyclictest0-21swapper/122:43:231
31177992314,8cyclictest0-21swapper/022:08:460
3117799230,22cyclictest0-21swapper/000:21:060
3117799230,17cyclictest0-21swapper/023:25:320
3117799230,17cyclictest0-21swapper/023:17:550
3117799230,17cyclictest0-21swapper/023:08:320
3117799230,17cyclictest0-21swapper/022:40:020
3117799230,17cyclictest0-21swapper/021:39:470
3117799230,17cyclictest0-21swapper/000:37:220
432022218,3sleep30-21swapper/319:39:113
3118699227,13cyclictest0-21swapper/223:20:132
3118699222,19cyclictest0-21swapper/223:44:062
31186992218,3cyclictest0-21swapper/219:20:452
31186992215,6cyclictest0-21swapper/223:05:092
3118699221,20cyclictest0-21swapper/223:45:392
3118699221,20cyclictest0-21swapper/221:30:242
3118699220,3cyclictest0-21swapper/222:20:382
3118699220,21cyclictest0-21swapper/223:54:452
3118699220,21cyclictest0-21swapper/223:36:342
3118699220,21cyclictest0-21swapper/223:25:452
3118699220,21cyclictest0-21swapper/221:43:272
3118699220,21cyclictest0-21swapper/221:35:392
3118699220,21cyclictest0-21swapper/200:38:052
3118699220,21cyclictest0-21swapper/200:19:592
3118699220,21cyclictest0-21swapper/200:10:232
3118199222,19cyclictest0-21swapper/100:02:161
31181992220,2cyclictest0-21swapper/120:57:101
31181992220,2cyclictest0-21swapper/120:30:401
31181992218,3cyclictest0-21swapper/120:08:191
31181992218,3cyclictest0-21swapper/100:25:131
31181992217,4cyclictest0-21swapper/123:07:151
3118199220,21cyclictest0-21swapper/123:04:121
3118199220,21cyclictest0-21swapper/123:04:121
3118199220,16cyclictest0-21swapper/100:20:271
31177992214,6cyclictest0-21swapper/022:28:410
3117799220,21cyclictest0-21swapper/022:56:130
3117799220,21cyclictest0-21swapper/022:47:270
3117799220,21cyclictest0-21swapper/022:34:180
3117799220,21cyclictest0-21swapper/022:15:330
3117799220,21cyclictest0-21swapper/022:03:590
3117799220,21cyclictest0-21swapper/021:56:550
3117799220,21cyclictest0-21swapper/021:51:030
3117799220,21cyclictest0-21swapper/021:49:070
3117799220,21cyclictest0-21swapper/021:30:030
3117799220,21cyclictest0-21swapper/021:26:110
3117799220,21cyclictest0-21swapper/000:31:270
3117799220,21cyclictest0-21swapper/000:27:290
3117799220,21cyclictest0-21swapper/000:15:220
3117799220,17cyclictest0-21swapper/021:41:350
291472220,1sleep338-21rcuc/323:16:273
3118699212,18cyclictest0-21swapper/223:00:172
3118699212,18cyclictest0-21swapper/223:00:172
31186992118,3cyclictest0-21swapper/220:42:542
31186992118,2cyclictest0-21swapper/220:07:272
3118699210,21cyclictest0-21swapper/219:58:012
3118699210,21cyclictest0-21swapper/219:58:002
3118699210,20cyclictest0-21swapper/223:15:042
3118699210,20cyclictest0-21swapper/222:32:162
3118699210,20cyclictest0-21swapper/221:55:322
3118699210,20cyclictest0-21swapper/221:10:492
3118699210,20cyclictest0-21swapper/220:50:252
3118699210,20cyclictest0-21swapper/219:38:122
3118699210,20cyclictest0-21swapper/219:26:282
3118699210,20cyclictest0-21swapper/200:26:062
31177992119,1cyclictest10272-21snmpd20:55:010
31177992118,2cyclictest10272-21snmpd20:35:490
31177992118,2cyclictest10272-21snmpd20:19:310
31177992118,2cyclictest10272-21snmpd20:11:540
31177992118,1cyclictest15617-21lldpd22:20:470
3117799211,19cyclictest0-21swapper/023:40:360
3117799210,20cyclictest0-21swapper/023:30:360
3117799210,20cyclictest0-21swapper/022:53:010
3117799210,20cyclictest0-21swapper/021:11:260
3117799210,20cyclictest0-21swapper/020:26:210
3117799210,15cyclictest0-21swapper/023:55:050
2762522118,2sleep30-21swapper/319:56:423
2762522118,2sleep30-21swapper/319:56:413
31186992018,1cyclictest10272-21snmpd20:48:312
31186992018,1cyclictest10272-21snmpd20:35:162
31186992018,1cyclictest10272-21snmpd20:27:552
31186992018,1cyclictest10272-21snmpd19:30:422
31186992017,3cyclictest0-21swapper/220:00:282
31186992017,3cyclictest0-21swapper/219:18:072
3118699200,19cyclictest0-21swapper/220:15:112
3118699200,19cyclictest0-21swapper/219:41:342
3118699200,14cyclictest0-21swapper/222:00:052
31181992018,2cyclictest0-21swapper/119:54:521
31181992016,3cyclictest0-21swapper/121:06:361
31181992016,3cyclictest0-21swapper/119:27:251
3118199200,3cyclictest0-21swapper/119:38:171
31177992018,1cyclictest10272-21snmpd21:24:080
31177992018,1cyclictest10272-21snmpd19:15:400
31177992017,2cyclictest10272-21snmpd19:55:460
31177992017,2cyclictest10272-21snmpd19:55:460
31177992017,2cyclictest10272-21snmpd19:54:540
31177992017,2cyclictest10272-21snmpd19:12:250
31177992012,7cyclictest0-21swapper/023:14:270
3117799200,19cyclictest0-21swapper/023:01:260
3117799200,19cyclictest0-21swapper/023:01:250
3118699192,16cyclictest0-21swapper/221:06:062
31186991916,2cyclictest10272-21snmpd20:20:492
31181991917,2cyclictest0-21swapper/121:02:431
31181991917,2cyclictest0-21swapper/120:45:071
31181991917,2cyclictest0-21swapper/120:24:071
31181991917,2cyclictest0-21swapper/120:13:311
31181991917,1cyclictest10272-21snmpd20:51:211
3118199190,2cyclictest0-21swapper/120:15:221
31177991917,1cyclictest10272-21snmpd22:37:080
31177991917,1cyclictest10272-21snmpd21:01:130
31177991917,1cyclictest10272-21snmpd20:21:580
31177991917,1cyclictest10272-21snmpd20:00:030
31177991917,1cyclictest10272-21snmpd00:07:160
31177991916,2cyclictest10272-21snmpd19:42:030
31177991912,7cyclictest0-21swapper/019:36:100
31186991816,1cyclictest10272-21snmpd21:00:282
31186991816,1cyclictest10272-21snmpd20:59:332
31181991816,2cyclictest0-21swapper/119:45:281
31181991816,1cyclictest10272-21snmpd19:15:221
31181991815,2cyclictest0-21swapper/119:33:541
31177991816,2cyclictest0-21swapper/019:29:100
31177991816,1cyclictest10272-21snmpd23:35:480
31177991816,1cyclictest10272-21snmpd20:47:550
31177991816,1cyclictest10272-21snmpd20:31:040
31177991816,1cyclictest10272-21snmpd19:45:550
31177991816,1cyclictest10272-21snmpd19:22:250
31177991816,1cyclictest10272-21snmpd00:04:550
31177991815,2cyclictest10272-21snmpd20:09:040
31177991814,2cyclictest26111-21cat19:30:160
3117799180,17cyclictest0-21swapper/023:54:580
3118699172,14cyclictest0-21swapper/219:45:142
3118699172,14cyclictest0-21swapper/219:13:372
31181991715,2cyclictest0-21swapper/119:22:091
31177991715,1cyclictest10272-21snmpd20:53:150
31177991714,2cyclictest10272-21snmpd20:40:040
308582178,3sleep30-21swapper/319:34:463
2200521713,3sleep30-21swapper/320:47:003
390721612,3sleep30-21swapper/320:31:293
31177991613,2cyclictest10272-21snmpd21:06:460
191182160,1sleep30-21swapper/321:40:383
31181991513,1cyclictest10272-21snmpd19:10:131
301342140,4sleep30-21swapper/322:45:563
306332139,3sleep30-21swapper/320:28:333
217292138,3sleep30-21swapper/319:51:213
205482139,2sleep30-21swapper/322:41:503
198302131,4sleep30-21swapper/322:57:133
122592130,3sleep30-21swapper/320:10:233
71882127,3sleep30-21swapper/321:00:413
46832121,3sleep30-21swapper/300:07:513
46322129,2sleep30-21swapper/319:40:033
246452128,3sleep30-21swapper/319:26:023
218392120,3sleep30-21swapper/300:15:253
188252128,3sleep30-21swapper/319:22:123
160182128,3sleep30-21swapper/320:44:513
97562116,3sleep30-21swapper/320:35:263
70422117,3sleep30-21swapper/320:07:183
68592110,3sleep30-21swapper/323:20:533
305442115,3sleep30-21swapper/321:16:113
30302115,3sleep30-21swapper/300:24:183
291062116,3sleep30-21swapper/323:47:533
208432115,3sleep30-21swapper/323:28:573
158422117,3sleep30-21swapper/319:46:113
149592111,1sleep30-21swapper/320:15:203
44102106,3sleep30-21swapper/319:13:153
323412100,2sleep30-21swapper/321:47:563
307862100,2sleep30-21swapper/322:01:213
202522100,7sleep30-21swapper/322:26:203
190282105,2sleep30-21swapper/323:12:043
11712106,3sleep30-21swapper/320:02:263
986291,4sleep30-21swapper/322:33:423
8535294,3sleep30-21swapper/322:51:173
29925290,1sleep30-21swapper/300:38:203
27868295,3sleep30-21swapper/320:51:283
20190294,3sleep30-21swapper/323:44:203
19554294,3sleep30-21swapper/321:26:013
19433294,3sleep30-21swapper/300:31:273
16129293,3sleep30-21swapper/323:57:063
13953291,5sleep30-21swapper/321:10:143
1353290,4sleep338-21rcuc/323:05:143
13239295,3sleep30-21swapper/321:07:543
12480293,3sleep30-21swapper/319:16:173
12249293,3sleep30-21swapper/300:29:113
9691282,3sleep30-21swapper/322:21:523
8849283,3sleep30-21swapper/322:06:023
8555281,4sleep30-21swapper/321:35:493
30715281,4sleep30-21swapper/323:33:073
30556282,3sleep30-21swapper/321:31:133
28143281,3sleep30-21swapper/320:55:003
2581281,4sleep30-21swapper/321:20:113
24095281,4sleep30-21swapper/323:00:183
24095281,4sleep30-21swapper/323:00:173
20616284,2sleep30-21swapper/322:11:593
19679281,4sleep30-21swapper/320:20:163
13139282,3sleep30-21swapper/300:11:003
9168271,3sleep30-21swapper/322:36:113
19263271,3sleep30-21swapper/321:55:413
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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