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2025-12-03 - 21:05
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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 376 highest latencies:
System rack2slot7.osadl.org (updated Wed Dec 03, 2025 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
79836299482,8cyclictest0-21swapper/009:54:260
79836299422,24cyclictest58-21kcompactd010:18:160
79836299393,33cyclictest0-21swapper/009:47:030
79836299365,16cyclictest0-21swapper/012:23:110
798364993527,5cyclictest0-21swapper/207:16:072
79836299358,26cyclictest0-21swapper/012:36:090
798362993522,3cyclictest0-21swapper/010:13:130
79836299350,34cyclictest0-21swapper/012:32:460
798364993422,8cyclictest111788-21systemd-journal12:13:132
79836299331,25cyclictest0-21swapper/010:28:030
79836299321,17cyclictest921607-21/usr/sbin/munin11:03:080
798362993120,1cyclictest0-21swapper/007:48:100
79836299310,21cyclictest0-21swapper/011:57:550
79836399304,6cyclictest11050irq/107-eth%d10:35:201
79836299303,3cyclictest987116-21/usr/sbin/munin12:28:210
798362993024,4cyclictest0-21swapper/011:11:510
79836299301,27cyclictest911896-21apt10:51:080
798364992919,6cyclictest0-21swapper/209:51:082
798363992911,2cyclictest0-21swapper/110:28:031
79836299286,21cyclictest0-21swapper/010:21:150
79836299283,8cyclictest978979-21/usr/sbin/munin12:18:060
79836299283,25cyclictest0-21swapper/010:32:170
79836299283,18cyclictest0-21swapper/010:03:070
79836299274,19cyclictest111788-21systemd-journal11:07:410
798364992612,5cyclictest11050irq/107-eth%d09:56:092
79836399262,4cyclictest11050irq/107-eth%d10:23:101
79836299265,6cyclictest171rcu_preempt09:26:130
79836299263,20cyclictest0-21swapper/010:41:080
79836299263,15cyclictest967991-21ssh12:03:080
79836299261,7cyclictest904304-21ssh10:41:540
798362992615,1cyclictest0-21swapper/009:10:410
79836299260,17cyclictest0-21swapper/011:23:050
79836499252,9cyclictest11050irq/107-eth%d11:10:502
798364992516,7cyclictest111788-21systemd-journal09:07:302
79836499250,6cyclictest11050irq/107-eth%d09:41:112
79836499246,13cyclictest122792-21ntpd12:26:142
798364992417,4cyclictest826879-21fschecks_count08:43:042
79836299249,12cyclictest111788-21systemd-journal11:48:110
79836299242,18cyclictest0-21swapper/010:58:020
79836299242,17cyclictest955483-21munin-run11:46:080
798362992411,2cyclictest69-21kswapd009:41:100
79836299240,2cyclictest0-21swapper/009:31:110
79836499234,18cyclictest834941-21sendmail-msp09:14:232
79836499233,11cyclictest968002-21ntpq12:03:082
79836499231,7cyclictest960088-21aten_r2power_en11:53:022
798364992316,5cyclictest923778-21sendmail-msp11:12:562
798364992312,8cyclictest891987-21sendmail-msp10:32:172
79836299232,16cyclictest846086-21cut09:26:080
79836499228,11cyclictest1006-21mta-sts-daemon12:23:092
79836499221,8cyclictest0-21swapper/209:23:112
79836399222,5cyclictest11050irq/107-eth%d11:11:511
798363992220,1cyclictest261rcuc/112:12:501
798363992217,4cyclictest818619-21cut08:18:041
79836299226,11cyclictest1007-21mta-sts-daemon07:58:460
79836299224,13cyclictest913089-21/usr/sbin/munin10:53:140
79836299222,19cyclictest0-21swapper/008:33:200
79836499211,16cyclictest890041-21ntp_states10:23:102
79836299212,2cyclictest0-21swapper/009:56:090
79836299211,16cyclictest0-21swapper/008:03:110
79836499206,9cyclictest907792-21sendmail-msp10:46:092
79836499204,11cyclictest111788-21systemd-journal08:08:112
79836499202,15cyclictest886253-21ntp_states10:18:162
798364992017,2cyclictest866391-21fschecks_count09:53:052
798364992011,6cyclictest830181-21fschecks_count08:53:062
79836399209,3cyclictest985576-21sendmail-msp12:26:121
79836399204,11cyclictest619-21mta-sts-daemon12:41:311
79836399203,15cyclictest983561-21ntpq12:23:091
798363992014,4cyclictest973625-21ssh12:11:071
798363992014,4cyclictest973625-21ssh12:11:071
798363992013,4cyclictest0-21swapper/107:53:071
79836399201,14cyclictest111788-21systemd-journal11:08:121
79836299202,16cyclictest948651-21/usr/sbin/munin11:38:100
798362992016,2cyclictest858134-21latency_hist09:41:080
79836499193,12cyclictest814824-21sendmail-msp08:13:442
79836399198,8cyclictest867053-21ntp_states09:53:121
79836399194,2cyclictest171rcu_preempt11:53:021
79836399192,14cyclictest762-21in:imuxsock09:06:241
79836399191,9cyclictest0-21swapper/110:13:171
79836299195,9cyclictest633-21gpm09:15:290
798362991915,3cyclictest825235-21cut08:38:040
798362991911,4cyclictest0-21swapper/008:48:100
112699190,0rtkit-daemon0-21swapper/207:37:102
112699190,0rtkit-daemon0-21swapper/108:36:451
79836499189,5cyclictest111788-21systemd-journal10:26:152
79836499184,5cyclictest11050irq/107-eth%d11:03:092
79836499183,11cyclictest939552-21munin-plugin-st11:26:082
798364991815,3cyclictest901738-21ntp_kernel_pll_10:38:102
798364991813,3cyclictest259-21jbd2/mmcblk0p2-809:33:032
798364991810,6cyclictest807092-21fschecks_count07:43:222
79836399182,1cyclictest171rcu_preempt12:34:171
79836299183,12cyclictest259-21jbd2/mmcblk0p2-812:16:090
798362991815,2cyclictest816409-21unixbench_singl08:08:160
79836299180,17cyclictest939590-21sendmail-msp11:26:450
79836499172,12cyclictest809372-21ntpq07:48:122
79836499172,11cyclictest913180-21ssh10:53:032
79836399174,5cyclictest0-21swapper/108:33:021
79836399173,13cyclictest271ktimers/109:26:451
79836399172,2cyclictest851870-21fschecks_count09:33:061
79836399172,13cyclictest901414-21/usr/sbin/munin10:38:071
79836299174,12cyclictest0-21swapper/011:53:040
79836299173,9cyclictest999144-21grep12:43:030
79836299173,9cyclictest969911-21sendmail-msp12:11:070
79836299173,9cyclictest969911-21sendmail-msp12:11:070
79836299173,11cyclictest111788-21systemd-journal10:08:350
79836299171,15cyclictest933192-21sed11:18:090
798362991710,6cyclictest808204-21sh07:46:080
79836299170,4cyclictest832320-21ntpq08:58:240
79836299170,14cyclictest799402-21ntpq07:18:230
79836599164,8cyclictest0-21swapper/311:08:123
79836499165,8cyclictest880693-21ssh10:11:082
79836499163,9cyclictest839169-21ssh09:17:452
798364991613,2cyclictest878276-21fschecks_time10:08:072
79836399165,3cyclictest0-21swapper/109:18:101
79836399164,2cyclictest0-21swapper/110:18:201
79836399164,10cyclictest956068-21ssh11:46:561
79836399163,9cyclictest932895-21/usr/sbin/munin11:18:071
79836399162,8cyclictest861454-21sendmail-msp09:51:081
79836399161,5cyclictest838217-21diskmemload09:38:141
79836399161,14cyclictest964538-21ntpq11:58:091
798363991610,4cyclictest917292-21fschecks_time10:58:051
798363991610,4cyclictest0-21swapper/111:33:091
79836299163,9cyclictest1-21systemd07:16:070
79836299160,2cyclictest947516-21latency_hist11:36:080
112699160,2rtkit-daemon1125-21rtkit-daemon08:04:091
79836599154,8cyclictest0-21swapper/310:53:033
79836499154,6cyclictest11050irq/107-eth%d11:43:102
79836499153,10cyclictest947414-21ssh11:35:542
79836499153,10cyclictest800550-21cut07:23:062
79836499152,9cyclictest957984-21sed11:48:212
79836499152,9cyclictest823684-21/usr/sbin/munin08:33:152
79836499152,9cyclictest821424-21sendmail-msp08:28:112
79836499152,9cyclictest813775-21fschecks_time08:03:082
79836499152,7cyclictest810678-21/usr/sbin/munin07:53:072
798364991512,2cyclictest856731-21unixbench_multi09:38:192
79836499151,10cyclictest847793-21cut09:28:062
79836399154,3cyclictest913089-21/usr/sbin/munin10:53:031
79836399153,9cyclictest953585-21ntpq11:43:101
79836399153,7cyclictest762-21in:imuxsock09:11:541
798363991511,3cyclictest905278-21grep10:43:061
79836299158,5cyclictest0-21swapper/008:53:080
79836299151,12cyclictest1006-21mta-sts-daemon07:38:170
798362991510,3cyclictest0-21swapper/007:33:050
79836299150,10cyclictest822382-21needreboot08:28:080
79836599143,2cyclictest0-21swapper/309:46:123
79836599142,7cyclictest0-21swapper/312:12:503
79836599142,6cyclictest0-21swapper/310:13:173
79836499146,6cyclictest0-21swapper/210:58:422
79836499144,9cyclictest0-21swapper/211:18:122
79836499144,3cyclictest11050irq/107-eth%d12:35:202
79836499143,7cyclictest948978-21ssh11:38:052
798364991411,2cyclictest971607-21gltestperf12:08:132
798364991411,2cyclictest971607-21gltestperf12:08:132
79836499141,10cyclictest940976-21/usr/sbin/munin11:28:142
79836499140,11cyclictest996479-21unixbench_singl12:38:172
79836499140,11cyclictest905236-21tune2fs10:43:062
79836399144,6cyclictest876847-21sendmail-msp10:08:351
79836399142,9cyclictest979589-21ssh12:18:081
79836399142,8cyclictest939590-21sendmail-msp11:28:241
79836399142,6cyclictest807757-21/usr/sbin/munin07:43:281
79836399142,11cyclictest815412-21tune2fs08:08:061
79836399141,9cyclictest846093-21dpkg09:26:081
798363991411,2cyclictest821980-21fschecks_time08:28:061
79836399141,11cyclictest798574-21/usr/sbin/munin07:18:041
79836399141,10cyclictest812054-21cut07:58:081
79836299149,3cyclictest0-21swapper/007:53:090
79836299142,10cyclictest11650irq/162-mmc007:26:270
79836299141,11cyclictest817607-21gcc08:13:120
79836599134,5cyclictest0-21swapper/312:33:033
79836599133,7cyclictest0-21swapper/309:11:543
79836599133,6cyclictest0-21swapper/309:26:123
79836599132,6cyclictest0-21swapper/311:27:303
79836599131,6cyclictest0-21swapper/312:23:083
79836599131,10cyclictest0-21swapper/312:27:483
79836499139,3cyclictest979346-21fschecks_time12:18:072
79836499135,5cyclictest801665-21sendmail-msp07:28:372
798364991310,2cyclictest1007-21mta-sts-daemon11:58:402
798364991310,2cyclictest0-21swapper/212:43:042
798364991310,2cyclictest0-21swapper/209:03:052
79836399139,3cyclictest0-21swapper/111:38:021
79836399134,6cyclictest920919-21/usr/sbin/munin11:03:041
79836399133,6cyclictest808829-21fschecks_time07:48:061
79836399132,6cyclictest111788-21systemd-journal09:41:081
798363991311,1cyclictest1005-21mta-sts-daemon11:23:121
798363991310,2cyclictest0-21swapper/108:53:051
79836399130,8cyclictest832914-21apt-get09:01:111
79836399130,12cyclictest995421-21grep12:38:071
79836299137,4cyclictest0-21swapper/008:18:030
79836299135,5cyclictest0-21swapper/007:23:030
79836299133,7cyclictest827128-21/usr/sbin/munin08:43:050
79836299131,8cyclictest0-21swapper/009:17:390
79836599124,4cyclictest0-21swapper/311:53:023
79836599124,4cyclictest0-21swapper/311:49:163
79836599124,4cyclictest0-21swapper/310:47:143
79836599123,6cyclictest0-21swapper/309:08:093
79836599123,5cyclictest0-21swapper/307:18:213
79836599122,7cyclictest0-21swapper/312:08:173
79836599122,7cyclictest0-21swapper/312:08:173
79836599121,5cyclictest0-21swapper/309:01:113
79836499129,2cyclictest819748-21idleruntime-cro08:21:072
79836499123,6cyclictest829047-21ntpq08:48:102
79836499123,5cyclictest874141-21/usr/sbin/munin10:03:092
79836499122,7cyclictest798805-21/usr/sbin/munin07:18:192
79836499121,9cyclictest804097-21/usr/sbin/munin07:33:082
79836499121,10cyclictest821424-21sendmail-msp08:26:082
79836399124,6cyclictest967335-21/usr/sbin/munin12:03:031
79836399123,7cyclictest1008-21mta-sts-daemon08:23:041
79836399123,7cyclictest0-21swapper/108:58:031
79836399123,6cyclictest838217-21diskmemload10:46:091
79836399122,7cyclictest829784-21grep08:51:101
79836399121,8cyclictest805989-21ntpq07:38:111
79836399121,8cyclictest802058-21aten_r2power_vo07:28:321
79836399121,10cyclictest0-21swapper/110:03:031
79836399120,9cyclictest871579-21/usr/sbin/munin09:58:191
79836299126,2cyclictest819975-21/usr/sbin/munin08:23:080
79836299123,5cyclictest0-21swapper/009:01:110
79836599114,6cyclictest0-21swapper/310:26:103
79836599113,5cyclictest0-21swapper/310:58:083
79836599113,5cyclictest0-21swapper/310:08:123
79836599113,4cyclictest0-21swapper/309:53:123
79836599113,4cyclictest0-21swapper/307:28:393
79836599112,6cyclictest0-21swapper/310:18:163
79836599112,5cyclictest0-21swapper/308:58:243
79836599112,5cyclictest0-21swapper/308:33:183
79836599112,4cyclictest0-21swapper/312:18:063
79836599112,4cyclictest0-21swapper/308:08:103
79836599111,7cyclictest0-21swapper/310:35:203
79836599111,6cyclictest0-21swapper/312:03:083
79836599111,5cyclictest0-21swapper/311:05:423
79836599111,5cyclictest0-21swapper/308:43:083
79836599111,4cyclictest0-21swapper/311:18:073
79836599110,6cyclictest0-21swapper/311:43:103
79836499111,8cyclictest831579-21aten2.4-expect08:58:102
79836499111,7cyclictest825063-21head08:38:032
79836399115,5cyclictest0-21swapper/107:16:071
79836399113,6cyclictest817058-21fschecks_time08:13:061
79836399112,8cyclictest827441-21/usr/sbin/munin08:43:091
79836399111,7cyclictest803597-21aten_r2power_en07:33:031
79836399110,9cyclictest800216-21/usr/sbin/munin07:23:031
79836599104,3cyclictest0-21swapper/307:43:323
79836599103,5cyclictest0-21swapper/309:58:163
79836599103,4cyclictest0-21swapper/311:24:153
79836599103,4cyclictest0-21swapper/311:11:513
79836599103,4cyclictest0-21swapper/308:03:123
79836599103,3cyclictest0-21swapper/310:43:073
79836599103,3cyclictest0-21swapper/310:38:033
79836599103,3cyclictest0-21swapper/309:16:083
79836599102,6cyclictest0-21swapper/312:36:083
79836599102,5cyclictest0-21swapper/310:21:153
79836599102,5cyclictest0-21swapper/308:53:133
79836599102,4cyclictest0-21swapper/309:38:113
79836599102,4cyclictest0-21swapper/307:53:023
79836599102,3cyclictest0-21swapper/311:58:033
79836599101,5cyclictest0-21swapper/309:31:113
79836599101,5cyclictest0-21swapper/308:23:103
79836599101,5cyclictest0-21swapper/307:33:053
79836599101,4cyclictest0-21swapper/307:23:033
79836599100,5cyclictest0-21swapper/311:38:033
79836599100,5cyclictest0-21swapper/310:03:093
79836599100,5cyclictest0-21swapper/307:38:083
79836499100,6cyclictest812076-21fschecks_time07:58:082
7983659994,3cyclictest0-21swapper/312:44:123
7983659993,3cyclictest0-21swapper/307:48:043
7983659992,2cyclictest0-21swapper/309:21:303
7983659983,4cyclictest0-21swapper/311:32:273
7983659982,4cyclictest0-21swapper/307:58:023
7983659982,3cyclictest0-21swapper/309:41:103
7983659982,3cyclictest0-21swapper/308:18:033
7983659981,4cyclictest0-21swapper/308:48:023
7983659981,4cyclictest0-21swapper/308:28:033
7983659981,3cyclictest0-21swapper/308:38:083
7983659980,5cyclictest0-21swapper/308:11:543
7983659951,3cyclictest0-21swapper/307:16:083
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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