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2025-11-17 - 15:00
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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 Mon Nov 17, 2025 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4714215486,8sleep20-21swapper/219:09:222
4673212866,6sleep10-21swapper/119:08:491
47592114102,6sleep00-21swapper/019:09:560
31624210899,6sleep30-21swapper/319:05:093
124132690,0sleep10-21swapper/100:00:141
266182670,1sleep00-21swapper/000:39:350
124822660,0sleep20-21swapper/221:00:252
262642610,1sleep30-21swapper/300:05:203
89402570,0sleep00-21swapper/021:00:200
93172560,0sleep09322-21kthreadcore19:10:220
269712560,0sleep00-21swapper/000:21:160
263722550,0sleep10-21swapper/119:50:211
128842550,1sleep30-21swapper/300:00:163
246042530,0sleep00-21swapper/022:00:010
204572530,0sleep30-21swapper/300:35:213
494099351,32cyclictest0-21swapper/219:55:132
494099310,30cyclictest0-21swapper/221:15:142
493699308,14cyclictest0-21swapper/123:50:231
493699300,29cyclictest0-21swapper/123:34:301
494099291,27cyclictest0-21swapper/220:12:242
494099291,27cyclictest0-21swapper/219:27:422
4931992912,16cyclictest10272-21snmpd21:45:280
493699280,27cyclictest0-21swapper/120:36:031
493699280,22cyclictest0-21swapper/122:18:301
493699280,18cyclictest0-21swapper/123:39:121
494099277,18cyclictest0-21swapper/221:34:492
494099270,26cyclictest0-21swapper/222:24:172
494099260,25cyclictest0-21swapper/223:32:392
494099260,25cyclictest0-21swapper/220:30:372
493699260,25cyclictest0-21swapper/120:40:491
493699260,25cyclictest0-21swapper/100:05:301
493199269,15cyclictest30969-21kworker/0:123:13:290
493199269,15cyclictest0-21swapper/000:00:200
4931992613,11cyclictest0-21swapper/022:41:460
493199260,8cyclictest0-21swapper/022:20:240
493199260,25cyclictest0-21swapper/023:55:540
493199260,23cyclictest8787-21cut21:35:230
493199260,20cyclictest0-21swapper/021:21:060
493199260,16cyclictest32178-21kworker/0:021:50:210
494099250,24cyclictest58-21kswapd023:37:302
493199258,15cyclictest32178-21kworker/0:022:32:310
493199256,15cyclictest22634-21kworker/0:200:32:560
4931992518,6cyclictest10272-21snmpd23:32:540
493199250,7cyclictest0-21swapper/023:06:140
493199250,3cyclictest0-21swapper/023:25:180
493199250,14cyclictest0-21swapper/023:22:190
494099249,13cyclictest0-21swapper/221:52:252
4940992422,2cyclictest0-21swapper/200:15:332
4940992422,1cyclictest0-21swapper/222:05:012
4940992416,7cyclictest0-21swapper/221:23:072
494099240,23cyclictest0-21swapper/222:44:572
4936992416,1cyclictest18846-21diskmemload23:47:511
4936992415,8cyclictest0-21swapper/122:33:531
4936992414,3cyclictest0-21swapper/120:59:181
493699240,23cyclictest0-21swapper/123:18:151
493699240,23cyclictest0-21swapper/122:26:371
493699240,23cyclictest0-21swapper/122:02:571
493699240,23cyclictest0-21swapper/119:21:081
4931992417,6cyclictest10272-21snmpd19:34:350
4931992415,8cyclictest0-21swapper/022:17:580
493199241,21cyclictest0-21swapper/021:14:460
493199241,20cyclictest0-21swapper/021:40:290
493199241,1cyclictest53450irq/24-enp1s021:27:450
4931992410,13cyclictest0-21swapper/023:36:330
493199240,7cyclictest0-21swapper/022:25:590
493199240,23cyclictest0-21swapper/023:19:090
493199240,20cyclictest12454-21systemd-journal20:59:420
493199240,10cyclictest0-21swapper/022:01:230
494099232,20cyclictest0-21swapper/223:05:022
494099232,20cyclictest0-21swapper/222:35:442
494099232,20cyclictest0-21swapper/200:07:112
4940992316,6cyclictest0-21swapper/223:43:142
494099231,21cyclictest0-21swapper/223:17:052
494099231,21cyclictest0-21swapper/221:39:082
494099230,3cyclictest0-21swapper/200:25:072
494099230,22cyclictest0-21swapper/223:50:442
494099230,22cyclictest0-21swapper/223:21:232
494099230,22cyclictest0-21swapper/222:52:592
494099230,22cyclictest0-21swapper/222:32:012
494099230,22cyclictest0-21swapper/222:12:182
494099230,17cyclictest0-21swapper/221:26:202
4936992316,1cyclictest946-21ssh21:30:221
4936992315,6cyclictest0-21swapper/100:23:051
493699231,3cyclictest0-21swapper/119:19:361
493699231,21cyclictest0-21swapper/120:53:131
493699231,21cyclictest0-21swapper/119:36:061
493699230,22cyclictest0-21swapper/122:24:021
493699230,22cyclictest0-21swapper/121:11:581
493699230,22cyclictest0-21swapper/119:57:271
493699230,22cyclictest0-21swapper/100:17:161
493199237,10cyclictest0-21swapper/021:31:270
493199235,17cyclictest0-21swapper/000:25:040
4931992317,5cyclictest10272-21snmpd20:30:540
4931992317,5cyclictest10272-21snmpd20:15:120
4931992316,6cyclictest10272-21snmpd19:58:270
4931992316,6cyclictest10272-21snmpd19:49:330
4931992316,6cyclictest10272-21snmpd19:23:470
4931992312,11cyclictest0-21swapper/023:52:170
493199231,10cyclictest0-21swapper/022:53:070
4931992310,12cyclictest0-21swapper/022:47:450
493199230,22cyclictest0-21swapper/023:46:470
493199230,22cyclictest0-21swapper/022:36:240
493199230,22cyclictest0-21swapper/000:06:160
493199230,17cyclictest12160-21kthreadcore00:15:200
493199230,17cyclictest0-21swapper/000:13:530
494099222,19cyclictest0-21swapper/222:45:372
4940992220,2cyclictest0-21swapper/220:35:062
4940992218,3cyclictest0-21swapper/221:49:472
4940992213,8cyclictest0-21swapper/222:55:332
4940992213,8cyclictest0-21swapper/222:55:322
494099221,20cyclictest0-21swapper/220:46:452
494099221,20cyclictest0-21swapper/200:33:012
494099220,21cyclictest0-21swapper/223:57:342
494099220,21cyclictest0-21swapper/223:11:362
494099220,21cyclictest0-21swapper/222:25:142
494099220,21cyclictest0-21swapper/222:16:122
494099220,21cyclictest0-21swapper/222:04:352
494099220,21cyclictest0-21swapper/221:44:172
494099220,21cyclictest0-21swapper/221:10:062
494099220,21cyclictest0-21swapper/200:14:232
494099220,16cyclictest0-21swapper/223:47:182
493699227,14cyclictest0-21swapper/122:43:471
4936992218,3cyclictest0-21swapper/119:44:201
4936992217,4cyclictest0-21swapper/119:34:441
493699221,3cyclictest0-21swapper/120:20:421
493699220,21cyclictest0-21swapper/123:42:321
493699220,21cyclictest0-21swapper/123:20:511
493699220,21cyclictest0-21swapper/123:03:151
493699220,21cyclictest0-21swapper/122:35:291
493699220,21cyclictest0-21swapper/122:13:191
493699220,21cyclictest0-21swapper/121:56:531
493699220,21cyclictest0-21swapper/120:06:211
493699220,21cyclictest0-21swapper/120:02:551
493699220,21cyclictest0-21swapper/119:25:121
493699220,21cyclictest0-21swapper/100:11:171
493699220,20cyclictest0-21swapper/121:17:181
493699220,20cyclictest0-21swapper/100:38:161
493699220,16cyclictest0-21swapper/123:27:321
493699220,16cyclictest0-21swapper/122:54:371
493199225,14cyclictest0-21swapper/021:15:170
4931992216,5cyclictest10272-21snmpd20:09:540
4931992214,7cyclictest10272-21snmpd20:14:160
493199221,1cyclictest0-21swapper/023:01:480
493199220,2cyclictest0-21swapper/022:05:460
493199220,21cyclictest0-21swapper/022:57:210
493199220,21cyclictest0-21swapper/022:57:200
493199220,1cyclictest0-21swapper/022:10:260
494099211,18cyclictest0-21swapper/200:20:452
494099210,20cyclictest0-21swapper/223:02:252
494099210,20cyclictest0-21swapper/220:53:012
494099210,20cyclictest0-21swapper/200:35:402
494099210,20cyclictest0-21swapper/200:00:322
494099210,19cyclictest0-21swapper/223:25:212
494099210,15cyclictest0-21swapper/221:58:132
4936992117,3cyclictest0-21swapper/121:27:421
4936992117,3cyclictest0-21swapper/121:20:541
4936992117,3cyclictest0-21swapper/120:45:421
493699210,3cyclictest0-21swapper/120:19:221
493699210,20cyclictest0-21swapper/123:10:311
493699210,20cyclictest0-21swapper/123:06:051
493699210,20cyclictest0-21swapper/122:46:401
493699210,20cyclictest0-21swapper/122:08:491
493699210,20cyclictest0-21swapper/121:54:461
493699210,20cyclictest0-21swapper/121:41:521
493699210,20cyclictest0-21swapper/121:02:451
493699210,20cyclictest0-21swapper/120:31:301
4931992119,1cyclictest10272-21snmpd19:38:060
4931992114,6cyclictest10272-21snmpd20:43:180
493199211,18cyclictest13300-21/usr/sbin/munin19:15:120
493199210,1cyclictest0-21swapper/023:40:070
4940992018,1cyclictest10272-21snmpd19:49:562
4940992018,1cyclictest10272-21snmpd19:38:542
4940992017,2cyclictest10272-21snmpd20:44:522
4940992016,3cyclictest0-21swapper/220:27:542
4936992017,2cyclictest0-21swapper/100:33:581
493699201,3cyclictest0-21swapper/123:56:481
493699200,19cyclictest0-21swapper/122:55:561
493699200,19cyclictest0-21swapper/122:55:561
493699200,15cyclictest0-21swapper/121:47:251
4931992018,1cyclictest10272-21snmpd20:48:450
4931992018,1cyclictest10272-21snmpd19:42:410
4931992014,5cyclictest10272-21snmpd20:23:450
4931992014,5cyclictest10272-21snmpd19:51:050
4931992012,5cyclictest31992-21cat20:25:190
493199200,3cyclictest0-21swapper/020:35:150
4940991917,2cyclictest0-21swapper/220:58:552
4940991917,2cyclictest0-21swapper/220:07:542
4940991917,2cyclictest0-21swapper/220:00:432
4940991917,1cyclictest10272-21snmpd19:30:082
4940991916,3cyclictest0-21swapper/220:21:062
4940991916,2cyclictest10272-21snmpd19:41:412
4936991915,3cyclictest0-21swapper/119:12:321
4936991914,4cyclictest0-21swapper/119:45:081
4931991917,1cyclictest10272-21snmpd20:51:550
494099184,7cyclictest22092-21/usr/sbin/munin19:50:162
4940991817,0cyclictest10272-21snmpd21:05:372
4940991816,1cyclictest10272-21snmpd20:17:042
4940991816,1cyclictest10272-21snmpd19:20:202
4940991816,1cyclictest10272-21snmpd19:12:562
4936991815,3cyclictest0-21swapper/121:36:251
4936991814,3cyclictest0-21swapper/100:29:551
4931991816,1cyclictest10272-21snmpd21:05:150
19572181,4sleep30-21swapper/323:05:373
4940991715,1cyclictest10272-21snmpd19:15:482
4936991715,2cyclictest0-21swapper/121:05:011
493699171,15cyclictest0-21swapper/120:25:191
493699170,16cyclictest0-21swapper/120:12:461
4931991715,1cyclictest10272-21snmpd19:28:110
4962163,3sleep30-21swapper/323:20:563
4931991610,5cyclictest10272-21snmpd20:01:010
304402160,5sleep30-21swapper/319:25:493
217112162,3sleep30-21swapper/322:13:503
13802166,3sleep30-21swapper/319:58:563
299592147,3sleep30-21swapper/322:16:463
281232140,3sleep30-21swapper/322:48:103
158432146,2sleep30-21swapper/319:43:033
157222148,3sleep30-21swapper/320:36:123
63362130,2sleep30-21swapper/320:55:243
245822139,3sleep30-21swapper/323:18:063
216732139,3sleep30-21swapper/319:47:433
197442137,3sleep30-21swapper/323:46:073
185152139,3sleep30-21swapper/321:05:533
144472139,3sleep30-21swapper/321:38:223
93282126,3sleep30-21swapper/323:57:283
88982127,3sleep30-21swapper/322:06:123
62612127,3sleep30-21swapper/300:10:593
39702122,2sleep30-21swapper/319:32:173
304372120,0sleep30-21swapper/300:24:513
10422129,2sleep30-21swapper/320:53:113
40872117,3sleep30-21swapper/320:27:433
309452115,3sleep30-21swapper/322:34:443
273912117,3sleep30-21swapper/319:50:523
246832116,3sleep30-21swapper/319:22:033
246592118,2sleep30-21swapper/320:16:153
218402117,3sleep30-21swapper/320:44:103
188092117,2sleep30-21swapper/320:11:093
172572115,3sleep30-21swapper/322:59:013
172572115,3sleep30-21swapper/322:59:003
126222117,3sleep30-21swapper/321:00:313
109652116,3sleep30-21swapper/321:51:303
106412117,4sleep30-21swapper/319:13:343
99982106,3sleep30-21swapper/319:38:333
75412100,2sleep30-21swapper/322:38:103
326532100,1sleep338-21rcuc/322:02:483
299102104,3sleep30-21swapper/321:15:053
7556293,3sleep30-21swapper/322:54:363
7157295,3sleep30-21swapper/320:02:043
5458293,3sleep30-21swapper/300:26:533
4504291,5sleep30-21swapper/320:30:133
32365294,3sleep30-21swapper/321:45:473
27604295,3sleep30-21swapper/320:47:553
22048293,3sleep30-21swapper/321:57:283
18865295,3sleep30-21swapper/319:18:363
17238293,3sleep30-21swapper/322:26:003
15574292,4sleep30-21swapper/300:32:493
11982293,3sleep30-21swapper/323:10:383
11921293,3sleep30-21swapper/323:27:093
10296292,3sleep30-21swapper/323:42:023
8527282,3sleep30-21swapper/322:22:323
7385282,3sleep30-21swapper/320:05:023
31025281,4sleep30-21swapper/323:35:343
30336282,3sleep30-21swapper/323:51:243
26285282,3sleep30-21swapper/323:02:413
25767281,4sleep30-21swapper/321:11:103
25203285,3sleep30-21swapper/320:20:043
24781282,3sleep30-21swapper/321:26:353
21018285,3sleep30-21swapper/323:30:483
1843282,3sleep30-21swapper/321:30:443
17347281,4sleep30-21swapper/300:17:043
14644281,4sleep30-21swapper/322:40:213
14442282,3sleep30-21swapper/321:21:273
16211270,4sleep30-21swapper/321:40:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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