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2026-06-15 - 12:13
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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 Jun 15, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
90292120107,7sleep10-21swapper/119:09:571
88072115103,7sleep20-21swapper/219:07:052
88452112102,7sleep30-21swapper/319:07:353
8790211199,7sleep00-21swapper/019:06:520
44712650,1sleep04476-21irqrtprio20:00:170
235832620,0sleep30-21swapper/319:45:233
148242620,0sleep20-21swapper/221:05:192
148242620,0sleep20-21swapper/221:05:192
265442580,0sleep00-21swapper/022:15:170
143382540,0sleep10-21swapper/122:05:131
924999420,15cyclictest0-21swapper/119:30:131
925299400,25cyclictest0-21swapper/219:30:132
9249993515,18cyclictest0-21swapper/120:30:111
925299291,27cyclictest0-21swapper/220:34:012
925299281,26cyclictest0-21swapper/221:33:272
924499280,27cyclictest0-21swapper/022:42:220
925299270,26cyclictest0-21swapper/223:38:472
925299270,26cyclictest0-21swapper/221:21:592
925299270,26cyclictest0-21swapper/220:56:442
925299270,26cyclictest0-21swapper/219:37:402
925299270,26cyclictest0-21swapper/219:26:412
925299270,26cyclictest0-21swapper/200:29:572
924999270,26cyclictest0-21swapper/123:47:231
924999270,26cyclictest0-21swapper/123:43:451
924999270,26cyclictest0-21swapper/123:32:561
924999270,26cyclictest0-21swapper/122:40:581
924999270,26cyclictest0-21swapper/121:41:571
924999270,26cyclictest0-21swapper/119:56:341
924999270,26cyclictest0-21swapper/100:19:021
924499270,26cyclictest0-21swapper/020:21:560
925299260,25cyclictest0-21swapper/223:06:132
925299260,25cyclictest0-21swapper/220:44:082
924499265,3cyclictest6923-21awk23:25:000
9252992522,2cyclictest15188-21grep19:15:002
925299250,24cyclictest0-21swapper/223:29:172
925299250,23cyclictest29908-21apt19:54:592
924499250,24cyclictest0-21swapper/021:00:160
9252992422,2cyclictest0-21swapper/222:46:072
925299241,4cyclictest0-21swapper/221:51:362
925299241,22cyclictest0-21swapper/223:19:112
925299240,24cyclictest0-21swapper/220:06:152
924999240,23cyclictest0-21swapper/123:20:151
924499245,14cyclictest280-21systemd-journal23:46:050
924499243,4cyclictest280-21systemd-journal20:29:240
924499243,20cyclictest0-21swapper/023:11:540
924499240,23cyclictest0-21swapper/023:34:020
924499240,23cyclictest0-21swapper/021:19:030
9252992316,7cyclictest0-21swapper/223:12:012
925299231,3cyclictest0-21swapper/222:29:202
925299231,21cyclictest0-21swapper/222:51:502
925299231,21cyclictest0-21swapper/222:43:492
925299231,21cyclictest0-21swapper/221:42:242
925299231,21cyclictest0-21swapper/221:38:392
925299231,21cyclictest0-21swapper/221:02:502
925299230,23cyclictest0-21swapper/222:13:192
925299230,22cyclictest0-21swapper/223:49:412
925299230,22cyclictest0-21swapper/220:39:172
925299230,22cyclictest0-21swapper/220:24:352
924499234,9cyclictest280-21systemd-journal19:40:590
9252992218,3cyclictest0-21swapper/200:10:512
925299221,3cyclictest0-21swapper/222:07:392
925299221,20cyclictest0-21swapper/223:32:512
925299221,20cyclictest0-21swapper/221:16:472
925299221,20cyclictest0-21swapper/220:15:372
925299221,19cyclictest24420-21apt-get23:40:122
925299220,22cyclictest0-21swapper/219:19:292
925299220,21cyclictest0-21swapper/223:56:422
925299220,21cyclictest0-21swapper/223:51:312
925299220,21cyclictest0-21swapper/222:32:462
925299220,21cyclictest0-21swapper/222:21:242
925299220,18cyclictest15457-21/usr/sbin/munin22:35:122
9244992218,2cyclictest25235-21sadc22:14:590
924499220,21cyclictest0-21swapper/000:00:290
9252992119,2cyclictest0-21swapper/222:15:212
9252992117,3cyclictest0-21swapper/222:55:012
925299211,3cyclictest0-21swapper/220:45:142
925299211,19cyclictest0-21swapper/200:16:352
925299211,17cyclictest0-21swapper/221:25:122
925299210,3cyclictest0-21swapper/220:03:072
925299210,21cyclictest0-21swapper/219:56:192
925299210,20cyclictest0-21swapper/223:21:262
925299210,20cyclictest0-21swapper/223:04:192
925299210,20cyclictest0-21swapper/222:02:422
925299210,20cyclictest0-21swapper/220:29:052
925299210,20cyclictest0-21swapper/219:41:042
925299210,20cyclictest0-21swapper/219:20:332
924999210,20cyclictest0-21swapper/100:28:151
924999210,20cyclictest0-21swapper/100:09:301
924499215,13cyclictest14527-21/usr/sbin/munin20:10:140
9244992119,2cyclictest0-21swapper/023:02:290
9244992117,3cyclictest0-21swapper/021:54:390
924499211,19cyclictest15460-21apt-get22:35:100
924499211,18cyclictest0-21swapper/000:10:120
924499210,20cyclictest0-21swapper/019:22:480
9252992018,2cyclictest0-21swapper/200:23:372
9252992017,1cyclictest752-21lldpd21:56:572
9252992016,3cyclictest0-21swapper/221:48:192
925299200,2cyclictest0-21swapper/220:53:472
925299200,2cyclictest0-21swapper/220:10:012
925299200,2cyclictest0-21swapper/219:47:372
925299200,2cyclictest0-21swapper/200:33:012
925299200,2cyclictest0-21swapper/200:33:002
925299200,20cyclictest0-21swapper/200:09:122
924999200,2cyclictest0-21swapper/122:55:041
924999200,2cyclictest0-21swapper/122:33:581
924999200,2cyclictest0-21swapper/121:31:191
924999200,2cyclictest0-21swapper/121:11:591
924999200,2cyclictest0-21swapper/120:36:441
924999200,2cyclictest0-21swapper/120:24:471
924999200,2cyclictest0-21swapper/119:36:571
924999200,2cyclictest0-21swapper/119:14:481
924999200,20cyclictest0-21swapper/123:00:531
924999200,20cyclictest0-21swapper/100:35:361
924999200,20cyclictest0-21swapper/100:23:251
924999200,20cyclictest0-21swapper/100:13:441
924999200,19cyclictest0-21swapper/122:25:311
924999200,19cyclictest0-21swapper/121:25:471
924999200,19cyclictest0-21swapper/121:17:501
924999200,19cyclictest0-21swapper/119:48:431
924499204,8cyclictest8904-21/usr/sbin/munin20:05:210
9244992018,1cyclictest749-21snmpd22:33:310
9244992018,1cyclictest749-21snmpd19:28:240
9244992017,3cyclictest0-21swapper/020:41:470
9244992017,2cyclictest749-21snmpd19:14:180
9244992016,3cyclictest0-21swapper/020:18:040
9252991917,1cyclictest749-21snmpd00:00:232
9249991917,2cyclictest0-21swapper/123:15:021
9249991917,1cyclictest749-21snmpd23:38:051
924999190,19cyclictest0-21swapper/122:10:341
924999190,19cyclictest0-21swapper/119:51:001
924999190,18cyclictest0-21swapper/119:42:371
9244991917,1cyclictest749-21snmpd20:30:410
9244991916,2cyclictest749-21snmpd21:46:570
9244991916,2cyclictest749-21snmpd21:25:020
9244991915,2cyclictest749-21snmpd19:37:010
9244991915,2cyclictest2931-21memory22:20:190
9244991910,8cyclictest0-21swapper/020:53:180
924499190,1cyclictest0-21swapper/022:25:160
9249991816,1cyclictest17926-21cat23:05:161
9249991814,3cyclictest0-21swapper/121:59:541
9249991814,3cyclictest0-21swapper/119:28:241
924999180,17cyclictest0-21swapper/119:23:451
924499183,13cyclictest7440-21/usr/sbin/munin23:25:190
9244991817,1cyclictest0-21swapper/021:30:150
9244991817,1cyclictest0-21swapper/000:27:240
9244991816,1cyclictest749-21snmpd19:56:160
9244991816,1cyclictest749-21snmpd00:20:210
9244991815,2cyclictest0-21swapper/022:05:210
9244991815,2cyclictest0-21swapper/022:00:150
9244991814,3cyclictest0-21swapper/021:14:320
9252991713,3cyclictest0-21swapper/200:38:572
925299170,4cyclictest0-21swapper/221:10:192
924999178,8cyclictest0-21swapper/120:26:111
924999172,11cyclictest0-21swapper/122:50:211
9249991715,1cyclictest749-21snmpd22:35:111
9249991715,1cyclictest749-21snmpd21:51:001
924999170,16cyclictest0-21swapper/123:11:351
924999170,10cyclictest0-21swapper/120:05:161
924499175,10cyclictest18735-21/usr/sbin/munin23:35:240
924499173,13cyclictest0-21swapper/020:55:120
9244991715,2cyclictest0-21swapper/000:16:540
9244991715,1cyclictest749-21snmpd22:47:230
9244991715,1cyclictest749-21snmpd19:30:070
9244991715,1cyclictest749-21snmpd19:18:300
9244991715,1cyclictest749-21snmpd00:35:370
9244991714,2cyclictest749-21snmpd00:09:090
924499170,16cyclictest0-21swapper/023:16:100
924499170,16cyclictest0-21swapper/020:35:220
924499170,15cyclictest0-21swapper/000:31:160
924499170,15cyclictest0-21swapper/000:31:150
924499170,11cyclictest0-21swapper/022:55:130
924999162,13cyclictest0-21swapper/120:40:141
9249991614,1cyclictest749-21snmpd22:20:181
924999161,11cyclictest0-21swapper/122:19:431
924999160,15cyclictest0-21swapper/120:03:281
924999160,11cyclictest0-21swapper/120:45:141
924499168,7cyclictest0-21swapper/020:45:150
924499164,10cyclictest17008-21/usr/sbin/munin23:05:150
9244991615,1cyclictest0-21swapper/023:55:230
924499160,10cyclictest0-21swapper/019:45:220
924999151,13cyclictest0-21swapper/120:10:041
924999150,9cyclictest0-21swapper/100:31:581
924999150,9cyclictest0-21swapper/100:31:581
924999150,14cyclictest0-21swapper/123:55:271
924999150,14cyclictest0-21swapper/123:54:451
924999150,14cyclictest0-21swapper/123:25:171
924999150,14cyclictest0-21swapper/122:47:311
924999150,14cyclictest0-21swapper/122:03:181
924999150,14cyclictest0-21swapper/121:08:291
924999150,14cyclictest0-21swapper/121:08:291
924999150,14cyclictest0-21swapper/120:55:141
924999150,14cyclictest0-21swapper/120:53:551
924999150,14cyclictest0-21swapper/120:18:581
924999150,14cyclictest0-21swapper/100:00:161
924499156,4cyclictest280-21systemd-journal21:20:310
924499156,4cyclictest25036-21fschecks_count19:50:150
924499152,11cyclictest32301-21/usr/sbin/munin22:50:230
9244991512,2cyclictest749-21snmpd21:44:240
924499150,11cyclictest0-21swapper/021:55:220
924999140,14cyclictest0-21swapper/121:35:421
924499146,3cyclictest25415-21grep23:40:180
924499145,3cyclictest280-21systemd-journal21:37:180
924499143,3cyclictest0-21swapper/023:50:150
924499143,10cyclictest0-21swapper/021:05:150
924499143,10cyclictest0-21swapper/021:05:150
924999131,10cyclictest0-21swapper/119:15:231
924999108,2cyclictest0-21swapper/121:00:111
924999100,9cyclictest0-21swapper/121:45:191
924999100,8cyclictest0-21swapper/121:24:331
214912100,5sleep30-21swapper/321:10:223
9703291,5sleep30-21swapper/323:55:183
26416291,5sleep30-21swapper/320:20:153
8197280,2sleep30-21swapper/321:57:473
7426281,4sleep30-21swapper/323:25:013
3221280,5sleep33380-21ntp_kernel_pll_20:25:213
30014281,4sleep30-21swapper/323:45:133
24416281,4sleep30-21swapper/323:40:113
16487280,2sleep30-21swapper/321:06:173
16487280,2sleep30-21swapper/321:06:173
15381280,4sleep30-21swapper/323:00:193
15022281,4sleep30-21swapper/319:14:593
14526281,4sleep30-21swapper/320:10:113
14247281,4sleep30-21swapper/322:05:123
10843280,2sleep30-21swapper/322:59:583
4997270,2sleep30-21swapper/322:51:593
4623272,2sleep30-21swapper/300:20:003
4239271,3sleep30-21swapper/320:00:183
31906270,2sleep30-21swapper/322:47:573
29542270,2sleep30-21swapper/321:49:103
28367271,5sleep30-21swapper/319:21:413
25204270,2sleep30-21swapper/322:14:533
18253270,2sleep30-21swapper/323:31:553
1781270,5sleep30-21swapper/321:25:123
14912270,2sleep30-21swapper/322:31:073
10154270,2sleep30-21swapper/320:35:103
8064260,3sleep30-21swapper/319:35:153
7181260,5sleep30-21swapper/319:32:063
598261,3sleep30-21swapper/321:20:193
29606260,5sleep30-21swapper/319:51:253
28867261,2sleep30-21swapper/319:25:093
28031260,3sleep30-21swapper/323:15:003
27910260,5sleep30-21swapper/323:13:283
26999261,2sleep327003-21apt-get20:50:113
26342261,2sleep30-21swapper/322:15:173
25749261,2sleep325864-21ntp_states20:45:193
25295261,4sleep30-21swapper/300:07:023
18641260,3sleep30-21swapper/321:40:133
17785261,2sleep318004-21users21:35:253
16003260,4sleep30-21swapper/300:30:023
16003260,4sleep30-21swapper/300:30:013
15845261,4sleep30-21swapper/300:29:463
14432261,2sleep314651-21users19:10:243
11021260,3sleep30-21swapper/321:30:203
6639250,2sleep30-21swapper/321:00:163
5970250,3sleep30-21swapper/323:20:223
5315250,3sleep30-21swapper/300:20:163
4793250,2sleep35072-21smartctl22:25:143
32600250,3sleep30-21swapper/320:55:123
3217250,3sleep30-21swapper/322:20:223
30215250,2sleep30-21swapper/300:10:243
26206250,3sleep30-21swapper/300:35:223
23962250,3sleep30-21swapper/323:37:313
23138250,2sleep323343-21diskstats21:15:143
2124250,3sleep30-21swapper/319:55:213
21150251,3sleep30-21swapper/320:44:473
20444250,2sleep30-21swapper/320:15:153
19152250,3sleep30-21swapper/300:00:253
17435250,3sleep30-21swapper/323:05:163
15545250,2sleep315875-21df22:35:123
13337250,3sleep30-21swapper/320:05:223
13333250,2sleep313346-21/usr/sbin/munin19:40:103
13070250,2sleep313118-21ntp_states22:00:213
4297240,2sleep30-21swapper/320:30:013
2940240,2sleep30-21swapper/323:50:003
2397240,2sleep30-21swapper/321:50:263
20856240,2sleep30-21swapper/322:40:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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