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2025-12-09 - 03:35
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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 Dec 09, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18847212663,8sleep10-21swapper/119:08:261
18779212464,6sleep00-21swapper/019:07:320
18909212261,6sleep30-21swapper/319:09:163
18925211573,9sleep20-21swapper/219:09:272
50972670,0sleep30-21swapper/323:42:073
238462640,1sleep338-21rcuc/323:35:193
149002640,1sleep338-21rcuc/322:45:193
178372600,1sleep120-21rcuc/122:46:381
160392580,0sleep10-21swapper/122:15:211
324902560,1sleep00-21swapper/019:15:250
279372550,0sleep30-21swapper/323:22:533
226912550,0sleep20-21swapper/222:20:152
37632510,0sleep20-21swapper/220:15:182
1913099291,27cyclictest0-21swapper/221:13:512
1913099281,26cyclictest0-21swapper/221:52:222
1913099280,27cyclictest0-21swapper/219:37:212
1912299286,5cyclictest0-21swapper/000:28:420
1913099272,23cyclictest18979-21ssh23:34:422
1913099270,26cyclictest0-21swapper/223:28:082
1912599270,26cyclictest0-21swapper/123:42:081
1912299279,15cyclictest0-21swapper/000:09:480
1912299271,25cyclictest0-21swapper/023:20:440
19122992710,15cyclictest17653-21kworker/0:222:17:250
1912299270,26cyclictest0-21swapper/023:27:370
1912299270,26cyclictest0-21swapper/022:37:010
1912299270,26cyclictest0-21swapper/022:26:130
1912299270,24cyclictest0-21swapper/021:59:440
1913099260,25cyclictest0-21swapper/222:38:492
1913099260,25cyclictest0-21swapper/220:01:032
1913099260,24cyclictest12344-21fschecks_count21:30:152
19125992622,3cyclictest0-21swapper/121:50:541
1912599260,25cyclictest0-21swapper/120:38:271
1912599260,25cyclictest0-21swapper/120:28:421
1912599260,25cyclictest0-21swapper/120:09:421
1912299265,20cyclictest0-21swapper/000:04:440
19122992618,6cyclictest10272-21snmpd23:38:320
1912299260,25cyclictest0-21swapper/021:52:590
1912299260,25cyclictest0-21swapper/021:17:060
1913099251,23cyclictest0-21swapper/200:08:442
1913099250,19cyclictest0-21swapper/222:26:042
19125992517,7cyclictest0-21swapper/122:58:021
1912599250,24cyclictest0-21swapper/120:16:571
1912599250,24cyclictest0-21swapper/119:21:031
1912599250,19cyclictest0-21swapper/123:46:101
1912299257,15cyclictest17653-21kworker/0:222:30:540
19122992517,5cyclictest10272-21snmpd20:20:180
19122992514,5cyclictest0-21swapper/022:57:100
1912299251,21cyclictest0-21swapper/023:55:130
1912299250,5cyclictest0-21swapper/022:53:590
1912299250,2cyclictest0-21swapper/022:07:580
19130992422,2cyclictest0-21swapper/220:55:212
1913099242,21cyclictest0-21swapper/223:40:482
1913099242,21cyclictest0-21swapper/223:12:452
1913099242,21cyclictest0-21swapper/200:24:322
19130992417,6cyclictest0-21swapper/223:48:472
1913099240,23cyclictest0-21swapper/222:56:392
1913099240,18cyclictest0-21swapper/221:35:392
1912599242,20cyclictest0-21swapper/123:15:511
1912599242,20cyclictest0-21swapper/123:15:511
19125992417,7cyclictest0-21swapper/100:33:451
19125992415,8cyclictest0-21swapper/100:02:021
1912599240,23cyclictest0-21swapper/122:22:281
1912599240,18cyclictest0-21swapper/123:37:551
1912299248,13cyclictest0-21swapper/000:15:380
1912299247,15cyclictest0-21swapper/021:20:490
19122992416,7cyclictest10272-21snmpd20:32:540
19122992415,6cyclictest10272-21snmpd23:05:440
1912299241,22cyclictest0-21swapper/023:03:410
1912299240,23cyclictest0-21swapper/000:31:320
1912299240,21cyclictest0-21swapper/022:21:550
1912299240,17cyclictest0-21swapper/023:30:460
1912299240,17cyclictest0-21swapper/000:13:480
1913099232,20cyclictest0-21swapper/223:50:142
19130992316,6cyclictest0-21swapper/223:06:272
1913099231,21cyclictest0-21swapper/222:17:252
1913099231,21cyclictest0-21swapper/220:11:002
1913099231,21cyclictest0-21swapper/220:11:002
1913099230,22cyclictest0-21swapper/222:50:292
1913099230,22cyclictest0-21swapper/200:01:112
1913099230,17cyclictest0-21swapper/221:48:282
1912599230,22cyclictest0-21swapper/123:56:311
1912599230,22cyclictest0-21swapper/123:02:281
1912599230,22cyclictest0-21swapper/121:12:091
1912599230,22cyclictest0-21swapper/100:25:491
1912299236,15cyclictest0-21swapper/021:33:490
1912299234,4cyclictest0-21swapper/023:19:370
1912299234,4cyclictest0-21swapper/023:19:370
19122992315,7cyclictest10272-21snmpd19:38:210
19122992313,4cyclictest0-21swapper/022:13:440
19122992313,3cyclictest0-21swapper/022:04:030
1912299230,22cyclictest0-21swapper/022:45:460
1912299230,21cyclictest0-21swapper/023:14:450
1912299230,20cyclictest0-21swapper/023:45:460
1912299230,18cyclictest26428-21ssh23:52:200
1912299230,17cyclictest0-21swapper/022:40:010
1912299230,10cyclictest0-21swapper/021:49:350
1912299230,10cyclictest0-21swapper/021:12:060
1913099222,19cyclictest0-21swapper/222:05:072
1913099222,19cyclictest0-21swapper/221:18:542
19130992218,2cyclictest15617-21lldpd21:40:542
19130992216,5cyclictest0-21swapper/219:53:362
19130992215,6cyclictest0-21swapper/223:18:582
19130992215,6cyclictest0-21swapper/223:18:582
19130992214,6cyclictest0-21swapper/221:26:182
1913099221,20cyclictest0-21swapper/200:35:442
1913099220,3cyclictest0-21swapper/221:20:072
1913099220,21cyclictest0-21swapper/219:57:362
1913099220,21cyclictest0-21swapper/219:10:422
1913099220,21cyclictest0-21swapper/200:12:342
1913099220,20cyclictest0-21swapper/223:55:442
1913099220,20cyclictest0-21swapper/222:00:542
1912599227,9cyclictest0-21swapper/122:37:121
19125992220,2cyclictest0-21swapper/119:31:421
19125992213,8cyclictest0-21swapper/121:31:251
1912599221,20cyclictest0-21swapper/121:16:371
1912599221,20cyclictest0-21swapper/100:14:101
1912599220,3cyclictest0-21swapper/120:13:451
1912599220,3cyclictest0-21swapper/120:13:451
1912599220,21cyclictest0-21swapper/123:23:131
1912599220,21cyclictest0-21swapper/122:33:041
1912599220,21cyclictest0-21swapper/121:45:411
1912599220,21cyclictest0-21swapper/121:42:211
1912599220,21cyclictest0-21swapper/121:00:191
1912599220,21cyclictest0-21swapper/120:03:511
1912599220,21cyclictest0-21swapper/119:45:091
1912599220,21cyclictest0-21swapper/119:42:151
1912599220,21cyclictest0-21swapper/119:35:511
1912599220,21cyclictest0-21swapper/100:23:491
1912599220,21cyclictest0-21swapper/100:05:111
1912599220,16cyclictest0-21swapper/123:27:351
1912599220,16cyclictest0-21swapper/122:26:131
1912599220,16cyclictest0-21swapper/121:27:051
19122992216,5cyclictest10272-21snmpd00:35:490
19122992214,7cyclictest10272-21snmpd19:44:150
1912299220,21cyclictest0-21swapper/021:41:200
1912299220,11cyclictest28703-21kworker/0:000:22:220
1912299220,10cyclictest0-21swapper/021:25:100
1913099217,13cyclictest0-21swapper/222:30:422
1913099213,17cyclictest0-21swapper/200:16:262
19130992118,2cyclictest10272-21snmpd19:45:392
19130992118,1cyclictest15617-21lldpd20:50:542
1913099211,3cyclictest0-21swapper/219:23:242
1913099211,19cyclictest0-21swapper/200:29:012
1913099211,18cyclictest0-21swapper/223:00:112
1913099210,20cyclictest0-21swapper/223:20:062
1913099210,20cyclictest0-21swapper/222:47:292
1913099210,20cyclictest0-21swapper/222:42:512
1913099210,20cyclictest0-21swapper/221:55:552
1913099210,20cyclictest0-21swapper/200:30:042
1913099210,19cyclictest0-21swapper/223:38:282
1913099210,19cyclictest0-21swapper/222:10:182
19125992118,3cyclictest0-21swapper/121:05:571
19125992118,3cyclictest0-21swapper/119:52:031
19125992118,2cyclictest0-21swapper/119:11:271
19125992114,7cyclictest0-21swapper/100:37:531
19125992112,8cyclictest0-21swapper/121:35:431
1912599210,2cyclictest0-21swapper/120:49:451
1912599210,20cyclictest0-21swapper/123:06:531
1912599210,20cyclictest0-21swapper/122:54:591
1912599210,20cyclictest0-21swapper/122:40:011
1912599210,20cyclictest0-21swapper/122:10:341
1912599210,20cyclictest0-21swapper/121:20:271
1912599210,20cyclictest0-21swapper/120:51:151
1912599210,20cyclictest0-21swapper/120:40:451
1912599210,20cyclictest0-21swapper/120:33:061
1912599210,20cyclictest0-21swapper/119:27:501
1912599210,20cyclictest0-21swapper/100:18:211
1912599210,16cyclictest0-21swapper/122:06:111
19122992115,5cyclictest10272-21snmpd19:28:150
1912299210,3cyclictest0-21swapper/019:47:360
1912299210,20cyclictest0-21swapper/023:41:160
1912299210,12cyclictest24944-21sshd19:14:170
289952200,1sleep338-21rcuc/322:36:473
19130992018,1cyclictest10272-21snmpd20:45:092
19130992018,1cyclictest10272-21snmpd20:21:062
19130992018,1cyclictest10272-21snmpd19:43:212
1913099200,19cyclictest0-21swapper/221:03:032
19125992017,2cyclictest0-21swapper/119:15:351
1912599200,19cyclictest0-21swapper/123:12:151
1912599200,19cyclictest0-21swapper/122:00:281
1912599200,19cyclictest0-21swapper/119:57:421
1912599200,14cyclictest0-21swapper/123:30:231
19122992018,1cyclictest10272-21snmpd21:02:030
19122992018,1cyclictest10272-21snmpd19:31:120
19122992014,5cyclictest10272-21snmpd19:21:540
1912299200,17cyclictest22569-21/usr/sbin/munin21:35:140
19130991917,1cyclictest10272-21snmpd21:05:182
19130991917,1cyclictest10272-21snmpd20:37:272
19130991917,1cyclictest10272-21snmpd19:34:392
1912599196,8cyclictest0-21swapper/120:20:131
19125991917,2cyclictest0-21swapper/120:56:571
19122991917,1cyclictest10272-21snmpd21:09:480
19122991917,1cyclictest10272-21snmpd20:52:180
19122991917,1cyclictest10272-21snmpd20:26:540
19122991917,1cyclictest10272-21snmpd20:05:120
19122991912,6cyclictest10272-21snmpd20:42:510
19122991910,7cyclictest15617-21lldpd20:00:530
19130991816,1cyclictest10272-21snmpd20:07:512
19130991816,1cyclictest10272-21snmpd19:27:262
19130991814,3cyclictest0-21swapper/219:16:512
19130991810,7cyclictest0-21swapper/220:33:552
19125991815,2cyclictest0-21swapper/123:50:541
19122991816,1cyclictest10272-21snmpd20:56:180
19122991816,1cyclictest10272-21snmpd20:35:120
124652187,3sleep30-21swapper/320:21:253
1913099172,14cyclictest0-21swapper/220:40:212
1912599170,16cyclictest0-21swapper/121:55:501
19122991715,1cyclictest10272-21snmpd20:45:330
19122991715,1cyclictest10272-21snmpd20:11:240
19122991715,1cyclictest10272-21snmpd20:11:240
19122991715,1cyclictest10272-21snmpd19:53:270
79842150,1sleep30-21swapper/322:27:173
208852150,0sleep30-21swapper/321:33:533
1913099150,14cyclictest0-21swapper/220:25:152
1912299151,11cyclictest0-21swapper/020:15:100
252412148,3sleep30-21swapper/323:51:103
177632140,4sleep30-21swapper/323:33:313
10212149,2sleep30-21swapper/321:08:073
85482130,0sleep30-21swapper/321:42:353
66682139,3sleep30-21swapper/320:18:133
4502139,3sleep30-21swapper/319:16:293
310502131,4sleep30-21swapper/322:23:373
303702137,3sleep30-21swapper/322:53:543
210782139,3sleep30-21swapper/320:01:433
1912299130,10cyclictest11923-21cut19:55:190
167562138,2sleep30-21swapper/323:48:133
165312130,2sleep30-21swapper/300:03:593
161982130,0sleep30-21swapper/300:35:193
87942121,3sleep30-21swapper/322:13:043
36042128,3sleep30-21swapper/319:48:493
302452126,3sleep30-21swapper/321:22:173
268662128,3sleep30-21swapper/320:05:463
248602126,3sleep30-21swapper/300:06:283
233572120,2sleep323508-21/usr/sbin/munin21:50:173
176352120,3sleep30-21swapper/322:16:203
167622120,0sleep30-21swapper/320:55:203
153612128,3sleep30-21swapper/320:51:253
66042110,3sleep30-21swapper/323:28:143
32482110,3sleep30-21swapper/323:56:103
217822112,5sleep30-21swapper/321:00:143
196852114,4sleep30-21swapper/323:04:393
184362113,2sleep30-21swapper/319:34:393
107552110,3sleep30-21swapper/321:59:383
302322106,3sleep30-21swapper/319:44:403
245202107,2sleep30-21swapper/320:34:393
234842104,3sleep30-21swapper/300:21:143
21922100,1sleep30-21swapper/300:10:403
6462294,3sleep30-21swapper/319:22:183
3581294,3sleep30-21swapper/320:41:033
32066295,2sleep30-21swapper/321:39:193
24700296,2sleep30-21swapper/319:11:133
2130293,3sleep30-21swapper/300:27:473
20153294,3sleep30-21swapper/322:03:223
17841291,5sleep30-21swapper/321:45:563
12884292,3sleep30-21swapper/320:25:023
12349295,3sleep30-21swapper/319:27:073
12028294,3sleep30-21swapper/300:33:003
11105294,3sleep30-21swapper/321:29:463
9691284,3sleep30-21swapper/320:49:123
9299284,3sleep30-21swapper/319:51:293
8560281,4sleep30-21swapper/323:14:403
8518281,4sleep30-21swapper/322:42:563
8146283,3sleep30-21swapper/321:11:313
6051283,3sleep30-21swapper/322:56:343
20477281,4sleep30-21swapper/323:05:113
18702281,4sleep30-21swapper/319:35:123
18657281,4sleep30-21swapper/321:16:283
17578282,3sleep30-21swapper/322:31:063
15275283,3sleep30-21swapper/323:15:493
15275283,3sleep30-21swapper/323:15:493
15081284,3sleep30-21swapper/319:55:343
13774281,4sleep30-21swapper/300:16:303
307272,3sleep30-21swapper/320:11:163
307272,3sleep30-21swapper/320:11:163
30325273,3sleep30-21swapper/320:38:313
27906270,4sleep30-21swapper/322:05:353
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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