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2025-12-12 - 05:07
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackeslot4.osadl.org (updated Fri Dec 12, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
389095993936,2cyclictest588171-21fwupd22:09:133
389087992824,3cyclictest557067-21latency_hist21:45:001
389087992824,3cyclictest557067-21latency_hist21:45:001
389085992825,2cyclictest1492247-21kworker/0:1+pm22:09:140
38909099272,3cyclictest487525-21apt-get20:45:142
38908599277,1cyclictest171ktimers/023:28:390
38908599270,26cyclictest64-21kcompactd019:45:510
38909099261,3cyclictest737655-21apt-get00:10:152
38909099261,3cyclictest532254-21apt-get21:25:132
38909099260,24cyclictest728039-21sort00:00:192
38908799262,22cyclictest498080-21apt-get20:55:121
38909099251,3cyclictest668708-21ntpq23:10:242
38909099251,21cyclictest513053-21diskmemload23:20:152
38908799252,20cyclictest462159-21apt-get20:20:131
389087992518,4cyclictest658437-21apt-get23:05:131
38908799251,20cyclictest0-21swapper/122:10:131
38908799250,4cyclictest488016-21tr20:45:181
38908599251,22cyclictest588883-21grep22:10:140
38909599240,20cyclictest0-21swapper/321:00:163
389090992420,2cyclictest389303-21apt-get19:10:132
38909099241,21cyclictest633294-21apt-get22:45:112
38909099241,21cyclictest497419-21gpgv20:55:002
38909099241,21cyclictest466087-21ntpq20:20:222
38909099241,21cyclictest0-21swapper/222:30:152
38909099241,21cyclictest0-21swapper/222:12:162
38909099241,21cyclictest0-21swapper/219:42:052
38909099240,4cyclictest556546-21ssh21:43:332
38909099240,4cyclictest556546-21ssh21:43:332
38909099240,3cyclictest458006-21sed20:15:172
38909099240,22cyclictest708624-21ls23:45:002
38909099240,1cyclictest760726-21apt-get00:30:162
389087992419,4cyclictest550536-21ssh21:39:191
38908799241,3cyclictest588449-21/usr/sbin/munin22:10:001
38908799241,21cyclictest425070-21awk19:45:001
38908799241,20cyclictest513368-21apt-get21:10:121
389085992420,2cyclictest664730-21apt-get23:10:150
389085992419,4cyclictest754919-21apt-get00:25:160
389085992419,3cyclictest555078-21ntpq21:40:240
389085992419,3cyclictest555078-21ntpq21:40:240
38908599241,3cyclictest544776-21apt-get21:35:110
38908599241,2cyclictest766537-21apt-get00:35:160
38908599241,2cyclictest446477-21apt-get20:05:140
38908599241,21cyclictest652431-21fw_forwarded_lo23:00:190
38908599241,21cyclictest614013-21apt-get22:30:160
38908599241,21cyclictest599229-21ntpq22:15:260
38908599241,21cyclictest513053-21diskmemload23:52:200
38908599241,21cyclictest513053-21diskmemload21:34:040
38908599240,22cyclictest709504-21/usr/sbin/munin23:45:160
38908599240,21cyclictest749059-21ssh00:20:060
38909599231,19cyclictest0-21swapper/323:20:153
38909599230,22cyclictest513875-21irqcore21:10:173
38909599230,21cyclictest656294-21ps23:00:273
38909599230,20cyclictest513053-21diskmemload23:10:063
38909599230,20cyclictest0-21swapper/300:00:143
389090992320,2cyclictest601413-21apt-get22:20:122
38909099231,3cyclictest732374-21/usr/sbin/munin00:05:282
38909099231,2cyclictest430823-21apt-get19:50:122
38909099231,21cyclictest513053-21diskmemload23:35:162
38909099231,20cyclictest0-21swapper/222:06:532
38909099230,3cyclictest771984-21munin-run00:39:592
38909099230,2cyclictest754845-21ssh00:25:022
38909099230,22cyclictest720084-21ssh23:50:492
38909099230,22cyclictest409335-21cron19:30:002
38909099230,22cyclictest0-21swapper/200:15:052
38909099230,21cyclictest513053-21diskmemload21:36:092
38909099230,20cyclictest0-21swapper/223:15:122
389087992319,2cyclictest759433-21ssh00:25:291
389087992319,2cyclictest749109-21apt-get00:20:131
389087992319,2cyclictest732399-21apt-get00:05:141
389087992319,2cyclictest477395-21apt-get20:35:161
389087992319,2cyclictest0-21swapper/122:30:221
389087992318,4cyclictest721073-21ssh23:53:561
389087992318,4cyclictest625081-21ssh22:36:101
389087992318,3cyclictest492602-21apt-get20:50:151
38908799231,2cyclictest513053-21diskmemload00:30:491
38908799231,21cyclictest513053-21diskmemload21:19:151
38908799231,21cyclictest513053-21diskmemload00:18:261
38908799231,20cyclictest513053-21diskmemload23:19:571
38908799231,19cyclictest0-21swapper/100:00:141
38908799230,4cyclictest64-21kcompactd019:15:131
38908799230,2cyclictest513053-21diskmemload23:03:301
38908799230,22cyclictest572258-21cut21:55:221
38908799230,21cyclictest707995-21ssh23:43:401
38908799230,21cyclictest668708-21ntpq23:10:231
38908799230,21cyclictest599130-21ssh22:15:231
38908799230,21cyclictest446964-21grep20:05:171
38908799230,20cyclictest0-21swapper/119:25:121
38908599232,19cyclictest451553-21apt-get20:10:130
389085992320,2cyclictest482467-21apt-get20:40:110
389085992319,3cyclictest626585-21apt-get22:40:120
389085992319,3cyclictest582090-21ssh22:04:540
389085992319,3cyclictest582090-21ssh22:04:530
389085992318,3cyclictest569966-21taskset21:55:160
389085992317,4cyclictest620987-21irqcore22:35:160
38908599231,2cyclictest696148-21apt-get23:35:130
38908599231,2cyclictest689889-21apt-get23:30:130
38908599231,21cyclictest513053-21diskmemload23:21:460
38908599231,21cyclictest513053-21diskmemload23:08:420
38908599231,21cyclictest410041-21apt-get19:30:120
38908599231,21cyclictest410041-21apt-get19:30:120
38908599231,20cyclictest563661-21apt-get21:50:150
38908599231,20cyclictest513053-21diskmemload00:19:500
38908599230,21cyclictest708464-21munin-run23:45:000
38908599230,21cyclictest634141-21ssh22:45:160
389095992219,2cyclictest611787-21ntpq22:25:253
389095992219,2cyclictest0-21swapper/321:25:133
389095992216,5cyclictest640098-21grep22:50:203
38909599221,20cyclictest513053-21diskmemload23:50:213
38909599221,20cyclictest513053-21diskmemload21:42:123
38909599221,20cyclictest513053-21diskmemload21:42:113
38909599221,20cyclictest513053-21diskmemload00:22:433
38909599221,20cyclictest481rcuc/323:45:013
38909599221,20cyclictest434777-21ntpq19:50:223
38909599220,21cyclictest708034-21ssh23:43:473
38909599220,21cyclictest633468-21/usr/sbin/munin22:45:123
38909599220,21cyclictest597379-21kthreadcore22:15:213
38909599220,21cyclictest562218-21ssh21:46:293
38909599220,19cyclictest513053-21diskmemload23:15:023
38909599220,19cyclictest0-21swapper/322:10:013
38909599220,19cyclictest0-21swapper/320:00:123
38909599220,19cyclictest0-21swapper/319:20:153
389090992219,2cyclictest513053-21diskmemload22:38:462
38909099221,2cyclictest513053-21diskmemload21:14:422
38909099221,2cyclictest0-21swapper/220:00:112
38909099221,20cyclictest513053-21diskmemload21:52:132
38909099221,20cyclictest513053-21diskmemload00:23:442
38909099221,20cyclictest0-21swapper/221:45:142
38909099221,20cyclictest0-21swapper/221:31:282
38909099221,20cyclictest0-21swapper/221:01:392
38909099221,1cyclictest0-21swapper/222:25:252
38909099220,2cyclictest513053-21diskmemload22:42:372
38909099220,2cyclictest513053-21diskmemload22:15:522
38909099220,2cyclictest513053-21diskmemload22:03:422
38909099220,2cyclictest513053-21diskmemload22:03:412
38909099220,21cyclictest64-21kcompactd019:38:202
38909099220,21cyclictest639509-21ssh22:50:052
38909099220,21cyclictest0-21swapper/221:16:482
38909099220,20cyclictest513053-21diskmemload21:56:392
38909099220,20cyclictest0-21swapper/223:45:132
389087992219,2cyclictest557378-21apt-get21:45:131
389087992219,2cyclictest0-21swapper/123:20:031
389087992218,3cyclictest695168-21chrt23:32:531
389087992218,3cyclictest650382-21ssh22:55:301
389087992218,3cyclictest638179-21ssh22:46:351
389087992218,2cyclictest576198-21apt-get22:00:141
389087992218,2cyclictest576198-21apt-get22:00:131
38908799221,20cyclictest513053-21diskmemload23:45:351
38908799221,20cyclictest513053-21diskmemload00:38:031
38908799221,20cyclictest0-21swapper/123:35:121
38908799221,19cyclictest513053-21diskmemload21:52:211
38908799220,2cyclictest643553-21ssh22:50:241
38908799220,2cyclictest542852-21grep21:30:271
38908799220,2cyclictest513053-21diskmemload22:20:411
38908799220,2cyclictest0-21swapper/121:27:271
38908799220,21cyclictest743032-21munin-run00:15:001
38908799220,21cyclictest627095-21irqcore22:40:181
38908799220,20cyclictest0-21swapper/123:55:111
38908799220,20cyclictest0-21swapper/119:55:121
38908799220,19cyclictest425054-21apt-get19:45:021
389085992220,1cyclictest639588-21apt-get22:50:160
389085992219,2cyclictest513053-21diskmemload21:26:330
389085992218,2cyclictest601413-21apt-get22:20:120
389085992218,2cyclictest472315-21apt-get20:30:120
389085992217,4cyclictest726820-21dpkg-db-backup00:00:000
389085992216,5cyclictest482191-21cron20:40:010
38908599221,2cyclictest513053-21diskmemload21:15:280
38908599221,20cyclictest0-21swapper/021:05:180
38908599221,20cyclictest0-21swapper/000:10:510
38908599221,1cyclictest513053-21diskmemload21:20:030
38908599221,1cyclictest513053-21diskmemload21:12:330
38908599221,19cyclictest461904-21turbostat20:20:000
38908599220,2cyclictest560021-21cut21:45:200
38908599220,2cyclictest513053-21diskmemload22:27:520
38908599220,2cyclictest0-21swapper/020:50:160
38908599220,21cyclictest513053-21diskmemload23:16:550
38908599220,20cyclictest0-21swapper/020:45:140
38908599220,20cyclictest0-21swapper/000:02:150
38908599220,19cyclictest0-21swapper/000:05:030
389095992119,1cyclictest524559-21ssh21:16:393
389095992119,1cyclictest513053-21diskmemload23:57:463
389095992119,1cyclictest513053-21diskmemload23:35:003
389095992119,1cyclictest513053-21diskmemload21:55:033
389095992119,1cyclictest0-21swapper/322:55:293
389095992119,1cyclictest0-21swapper/322:42:373
389095992119,1cyclictest0-21swapper/320:45:153
389095992119,1cyclictest0-21swapper/319:55:123
389095992119,1cyclictest0-21swapper/319:10:133
389095992118,2cyclictest64-21kcompactd019:42:053
389095992118,2cyclictest513053-21diskmemload00:15:253
389095992118,2cyclictest409344-21sh19:30:003
389095992118,2cyclictest0-21swapper/320:55:003
389095992117,1cyclictest0-21swapper/322:30:153
38909599211,1cyclictest0-21swapper/323:09:003
38909599211,1cyclictest0-21swapper/321:50:153
38909599211,19cyclictest513053-21diskmemload21:32:413
38909599210,2cyclictest0-21swapper/321:09:113
38909599210,20cyclictest765340-21ssh00:31:033
38909599210,20cyclictest513053-21diskmemload21:35:153
38909599210,20cyclictest0-21swapper/300:36:343
38909599210,1cyclictest0-21swapper/323:30:133
38909599210,1cyclictest0-21swapper/322:00:133
38909599210,1cyclictest0-21swapper/322:00:123
38909599210,1cyclictest0-21swapper/300:10:153
38909599210,19cyclictest64-21kcompactd000:05:283
38909599210,19cyclictest513053-21diskmemload23:25:053
38909599210,19cyclictest0-21swapper/300:25:163
389090992119,1cyclictest0-21swapper/223:30:572
389090992119,1cyclictest0-21swapper/221:22:312
389090992119,1cyclictest0-21swapper/220:05:132
389090992118,2cyclictest663333-21ssh23:06:342
389090992117,2cyclictest0-21swapper/219:15:122
38909099211,1cyclictest0-21swapper/219:58:132
38909099210,2cyclictest0-21swapper/219:20:142
38909099210,20cyclictest722482-21sed23:55:202
38909099210,20cyclictest513053-21diskmemload23:27:022
38909099210,20cyclictest0-21swapper/220:43:222
38909099210,1cyclictest0-21swapper/222:55:142
389087992119,1cyclictest513053-21diskmemload23:26:011
389087992118,2cyclictest64-21kcompactd020:28:191
38908799211,1cyclictest0-21swapper/121:20:191
38908799211,19cyclictest0-21swapper/121:03:481
38908799210,2cyclictest0-21swapper/120:13:481
38908799210,2cyclictest0-21swapper/119:35:121
38908799210,20cyclictest513053-21diskmemload22:25:321
38908799210,20cyclictest0-21swapper/120:33:101
38908799210,20cyclictest0-21swapper/120:18:061
38908799210,20cyclictest0-21swapper/120:00:221
389085992118,2cyclictest645840-21apt-get22:55:140
38908599211,1cyclictest0-21swapper/000:30:160
38908599210,20cyclictest64-21kcompactd019:40:290
38908599210,20cyclictest0-21swapper/020:55:120
38908599210,20cyclictest0-21swapper/020:25:150
389095992018,1cyclictest625616-21ssh22:37:513
38909599200,1cyclictest398365-21ntpq19:15:223
38909599200,1cyclictest0-21swapper/321:20:153
38909599200,1cyclictest0-21swapper/320:56:173
38909599200,1cyclictest0-21swapper/320:35:153
38909599200,1cyclictest0-21swapper/320:27:473
38909599200,1cyclictest0-21swapper/320:10:133
389090992018,1cyclictest0-21swapper/220:33:102
38909099200,19cyclictest467239-21apt-get20:25:152
38909099200,19cyclictest456355-21idleruntime-cro20:15:002
38909099200,19cyclictest0-21swapper/220:55:172
38909099200,19cyclictest0-21swapper/219:30:112
38909099200,19cyclictest0-21swapper/219:30:112
389087992018,1cyclictest0-21swapper/119:50:221
389085992016,2cyclictest393174-21needreboot19:10:200
38908599200,20cyclictest0-21swapper/020:03:030
38908599200,1cyclictest0-21swapper/019:25:120
389095991917,1cyclictest0-21swapper/320:20:223
38909599190,1cyclictest0-21swapper/319:45:123
38909599190,19cyclictest0-21swapper/320:15:133
389090991916,1cyclictest0-21swapper/221:05:182
389087991917,1cyclictest0-21swapper/119:34:021
389087991917,1cyclictest0-21swapper/119:34:021
389085991917,1cyclictest0-21swapper/019:15:450
389085991915,2cyclictest0-21swapper/020:20:140
389095991817,1cyclictest0-21swapper/320:43:223
389095991816,1cyclictest410041-21apt-get19:30:123
389095991816,1cyclictest410041-21apt-get19:30:113
389090991815,1cyclictest0-21swapper/220:35:152
389087991815,2cyclictest0-21swapper/121:05:181
389085991816,1cyclictest0-21swapper/019:55:000
389095991714,2cyclictest521-21systemd-logind20:10:003
389095991613,1cyclictest474548-21kthreadcore20:30:193
389087991614,1cyclictest399484-21apt-get19:20:151
389087991614,1cyclictest0-21swapper/120:40:111
389085991614,1cyclictest0-21swapper/019:58:130
389085991612,3cyclictest245621450irq/127-enp0s29f1:rx-019:35:120
389085991612,3cyclictest245621450irq/127-enp0s29f1:rx-019:20:210
389095991512,2cyclictest0-21swapper/319:40:003
389087991410,2cyclictest390254-21kthreadcore19:10:181
389090991210,1cyclictest391rcuc/219:45:162
38908599105,4cyclictest389136-21cat19:10:000
3890879971,4cyclictest389088-21latency_hist19:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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