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2025-12-05 - 10:14
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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 highest latencies:
System rackeslot4.osadl.org (updated Fri Dec 05, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
307762899290,24cyclictest3200786-21diskmemload21:13:461
307762899290,1cyclictest0-21swapper/123:51:141
3077628992816,10cyclictest3235281-21awk21:40:011
307762899280,2cyclictest3200786-21diskmemload00:38:191
307763499262,21cyclictest3128686-21apt-get20:00:143
307763499261,21cyclictest3235577-21apt-get21:40:113
307762899266,1cyclictest0-21swapper/123:20:131
307762499262,1cyclictest0-21swapper/022:47:060
307763499251,21cyclictest3409958-21apt-get00:10:153
307763499251,21cyclictest3252944-21apt-get21:55:153
307763499251,21cyclictest3118555-21apt-get19:50:133
307763499250,20cyclictest4046341-21kworker/u8:3+flush-259:019:15:113
307763099252,20cyclictest3180772-21apt-get20:50:152
3077630992521,3cyclictest522-21in:imuxsock00:15:012
307762899253,21cyclictest3200786-21diskmemload23:10:241
3077628992523,1cyclictest0-21swapper/100:16:221
3077628992522,2cyclictest301rcuc/122:25:001
3077628992521,2cyclictest0-21swapper/119:30:001
3077628992519,1cyclictest191rcu_preempt23:45:191
307762899251,23cyclictest3421529-21/usr/sbin/munin00:20:121
307762499252,21cyclictest3386308-21apt-get23:50:120
307762499250,24cyclictest3240701-21ssh21:43:220
3077634992422,1cyclictest0-21swapper/320:50:003
307763499241,20cyclictest3310767-21apt-get22:45:133
307763499241,1cyclictest0-21swapper/300:25:173
307763499240,4cyclictest3339325-21idleruntime-cro23:10:003
307763499240,22cyclictest3275696-21cron22:15:003
307763499240,21cyclictest0-21swapper/319:55:143
307763499240,20cyclictest0-21swapper/321:15:133
3077630992420,3cyclictest3427308-21apt-get00:25:172
3077630992419,3cyclictest3415726-21apt-get00:15:132
3077630992418,2cyclictest3200786-21diskmemload22:59:402
3077630992417,5cyclictest3252638-21idleruntime-cro21:55:012
307763099241,20cyclictest3293490-21apt-get22:30:152
307763099240,23cyclictest3280592-21ssh22:15:382
3077628992422,1cyclictest0-21swapper/121:34:441
3077628992422,1cyclictest0-21swapper/100:29:101
3077628992422,1cyclictest0-21swapper/100:01:441
3077628992417,1cyclictest3200786-21diskmemload21:44:221
307762899241,3cyclictest3368578-21apt-get23:35:131
307762899241,3cyclictest3200786-21diskmemload22:53:511
307762899241,21cyclictest0-21swapper/120:25:011
307762899240,22cyclictest3392234-21df23:55:161
307762899240,22cyclictest3258419-21munin-run22:00:001
307762499242,2cyclictest3421530-21apt-get00:20:130
3077624992421,2cyclictest3170616-21apt-get20:40:140
3077624992421,1cyclictest3292608-21sh22:27:250
3077624992419,4cyclictest3338997-21taskset23:08:280
307762499241,21cyclictest3175691-21apt-get20:45:130
3077634992319,2cyclictest0-21swapper/323:55:153
3077634992319,2cyclictest0-21swapper/319:25:123
307763499231,3cyclictest3372567-21ntpq23:35:233
307763499231,2cyclictest3200786-21diskmemload00:06:553
307763499231,20cyclictest0-21swapper/322:25:133
307763499231,19cyclictest0-21swapper/322:20:143
307763499230,20cyclictest0-21swapper/323:25:123
307763499230,20cyclictest0-21swapper/322:00:123
307763499230,20cyclictest0-21swapper/321:30:213
307763499230,20cyclictest0-21swapper/320:50:153
307763499230,20cyclictest0-21swapper/320:20:133
307763499230,20cyclictest0-21swapper/300:15:073
307763099231,3cyclictest3200786-21diskmemload21:10:222
307763099231,2cyclictest3200786-21diskmemload21:47:172
307763099231,2cyclictest3139286-21apt-get20:10:142
307763099231,21cyclictest3239596-21ntpq21:40:212
307763099231,21cyclictest3200786-21diskmemload23:24:342
307763099231,21cyclictest3200786-21diskmemload23:15:312
307763099230,22cyclictest3286569-21ssh22:21:172
307763099230,20cyclictest3200786-21diskmemload22:00:052
307763099230,20cyclictest0-21swapper/222:10:072
3077628992320,2cyclictest301rcuc/122:04:541
307762899231,2cyclictest3133761-21apt-get20:05:131
307762899231,2cyclictest0-21swapper/120:03:461
307762899231,21cyclictest0-21swapper/122:25:231
307762899231,20cyclictest3362808-21apt-get23:30:131
307762899230,3cyclictest3200786-21diskmemload22:18:481
307762899230,21cyclictest3200786-21diskmemload22:37:131
307762899230,21cyclictest3200786-21diskmemload22:08:141
307762899230,20cyclictest3113502-21apt-get19:45:141
3077624992320,2cyclictest3154962-21apt-get20:25:130
3077624992319,2cyclictest3191422-21ps21:00:220
307762499231,2cyclictest3316576-21apt-get22:50:130
307762499231,2cyclictest3200786-21diskmemload00:05:470
307762499231,21cyclictest3270254-21apt-get22:10:140
307762499231,21cyclictest3200786-21diskmemload23:24:150
307762499231,20cyclictest3200786-21diskmemload23:01:270
307762499230,22cyclictest75-21kswapd021:35:020
307762499230,22cyclictest3327119-21ssh22:56:500
307762499230,22cyclictest3263793-21ssh22:03:170
307762499230,20cyclictest0-21swapper/020:05:140
3077634992218,3cyclictest3391014-21ssh23:51:273
3077634992218,2cyclictest3398424-21apt-get00:00:143
307763499221,2cyclictest3200786-21diskmemload23:15:233
307763499221,2cyclictest3200786-21diskmemload22:16:003
307763499221,20cyclictest64-21kcompactd021:09:533
307763499221,20cyclictest3200786-21diskmemload23:49:083
307763499221,20cyclictest3200786-21diskmemload23:42:213
307763499221,20cyclictest3200786-21diskmemload23:23:193
307763499221,20cyclictest3200786-21diskmemload00:21:093
307763499221,20cyclictest0-21swapper/323:11:053
307763499221,1cyclictest3327585-21ssh22:59:013
307763499221,1cyclictest3301099-21ssh22:35:193
307763499221,1cyclictest0-21swapper/321:10:183
307763499221,18cyclictest3247142-21apt-get21:50:123
307763499220,20cyclictest0-21swapper/319:30:103
307763499220,19cyclictest0-21swapper/323:30:133
307763499220,19cyclictest0-21swapper/322:50:073
3077630992219,2cyclictest3200786-21diskmemload23:03:572
3077630992219,2cyclictest3190102-21/usr/sbin/munin20:55:262
3077630992218,3cyclictest3439373-21basename00:35:202
3077630992218,3cyclictest3385522-21ssh23:47:502
307763099221,2cyclictest0-21swapper/222:46:192
307763099221,20cyclictest3356990-21apt-get23:25:132
307763099221,20cyclictest3200786-21diskmemload00:20:162
307763099220,3cyclictest3258384-21idleruntime-cro22:00:002
307763099220,2cyclictest3288069-21ssh22:25:172
307763099220,20cyclictest3093220-21apt-get19:25:122
307763099220,19cyclictest0-21swapper/221:25:142
307763099220,19cyclictest0-21swapper/221:05:032
307762899222,1cyclictest0-21swapper/121:45:161
3077628992219,2cyclictest3200786-21diskmemload23:15:461
3077628992219,2cyclictest301rcuc/119:40:121
3077628992219,2cyclictest0-21swapper/123:00:121
3077628992219,2cyclictest0-21swapper/121:15:141
3077628992219,2cyclictest0-21swapper/121:00:171
3077628992219,2cyclictest0-21swapper/120:25:131
3077628992218,2cyclictest3409958-21apt-get00:10:141
3077628992218,2cyclictest3379603-21ssh23:42:131
3077628992218,2cyclictest3294380-21irqcore22:30:201
3077628992218,2cyclictest3103348-21apt-get19:35:121
307762899221,2cyclictest0-21swapper/123:07:501
307762899221,20cyclictest0-21swapper/122:13:111
307762899221,20cyclictest0-21swapper/121:50:121
307762899221,1cyclictest3200786-21diskmemload21:28:011
307762899220,2cyclictest3200786-21diskmemload00:32:381
307762899220,21cyclictest3322533-21ssh22:55:171
307762899220,21cyclictest3304990-21apt-get22:40:161
307762899220,21cyclictest3082944-21/usr/sbin/munin19:15:231
307762899220,21cyclictest0-21swapper/120:30:181
3077624992219,2cyclictest3246409-21ssh21:47:550
3077624992219,2cyclictest3200786-21diskmemload23:55:300
3077624992219,2cyclictest3200786-21diskmemload23:47:050
3077624992219,2cyclictest3200786-21diskmemload23:40:040
3077624992219,2cyclictest3200786-21diskmemload23:38:390
3077624992219,1cyclictest0-21swapper/000:13:110
3077624992218,3cyclictest3344444-21ssh23:12:020
3077624992218,3cyclictest3251938-21ssh21:51:470
307762499221,20cyclictest3207398-21apt-get21:15:130
307762499221,20cyclictest3200786-21diskmemload23:33:440
307762499221,20cyclictest3200786-21diskmemload21:27:390
307762499220,4cyclictest0-21swapper/023:26:050
307762499220,2cyclictest3441136-21kthreadcore00:35:220
307762499220,21cyclictest3206435-21ssh21:12:590
307762499220,20cyclictest3299224-21apt-get22:35:130
3077634992119,1cyclictest0-21swapper/321:25:143
3077634992119,1cyclictest0-21swapper/320:35:133
3077634992119,1cyclictest0-21swapper/319:45:283
3077634992119,1cyclictest0-21swapper/319:20:113
3077634992119,1cyclictest0-21swapper/319:10:173
3077634992119,1cyclictest0-21swapper/300:35:113
3077634992118,1cyclictest0-21swapper/320:05:143
307763499211,1cyclictest3086101-21kworker/u8:1-xprtiod23:00:123
307763499211,19cyclictest0-21swapper/322:30:593
307763499210,2cyclictest0-21swapper/320:26:523
307763499210,20cyclictest3269942-21cron22:10:013
307763499210,20cyclictest3245975-21ssh21:45:573
307763499210,20cyclictest3194800-21ntpq21:00:263
307763499210,20cyclictest0-21swapper/322:41:153
307763499210,20cyclictest0-21swapper/321:22:473
307763499210,1cyclictest3200786-21diskmemload21:37:343
3077630992119,1cyclictest371irq_work/223:10:092
3077630992119,1cyclictest3303145-21ntpq22:35:222
3077630992119,1cyclictest3200786-21diskmemload23:41:492
3077630992119,1cyclictest3200786-21diskmemload23:38:482
3077630992119,1cyclictest0-21swapper/221:38:502
3077630992119,1cyclictest0-21swapper/221:20:072
3077630992119,1cyclictest0-21swapper/221:17:232
3077630992119,1cyclictest0-21swapper/200:30:012
3077630992118,1cyclictest3396178-21ssh23:55:252
3077630992117,3cyclictest3321500-21ssh22:52:282
3077630992116,4cyclictest3123355-21cron19:55:002
307763099211,1cyclictest0-21swapper/221:30:172
307763099210,20cyclictest64-21kcompactd020:49:592
307763099210,20cyclictest64-21kcompactd020:31:432
307763099210,20cyclictest3338952-21ssh23:08:182
307763099210,20cyclictest3200786-21diskmemload23:51:352
307763099210,20cyclictest3200786-21diskmemload23:31:352
307763099210,20cyclictest0-21swapper/222:43:002
307763099210,1cyclictest3268512-21ntpq22:05:252
307763099210,19cyclictest0-21swapper/220:05:142
3077628992119,1cyclictest0-21swapper/119:30:581
3077628992118,2cyclictest0-21swapper/120:45:121
3077628992117,3cyclictest3185847-21apt-get20:55:141
307762899211,19cyclictest0-21swapper/120:50:171
307762899210,3cyclictest3361915-21ssh23:27:191
307762899210,20cyclictest3200786-21diskmemload22:46:491
307762899210,20cyclictest301rcuc/120:40:001
307762899210,20cyclictest0-21swapper/119:20:111
307762899210,20cyclictest0-21swapper/119:10:131
3077624992119,1cyclictest3200786-21diskmemload22:20:490
3077624992119,1cyclictest3200786-21diskmemload00:15:020
3077624992119,1cyclictest0-21swapper/021:55:150
3077624992119,1cyclictest0-21swapper/019:45:140
3077624992119,1cyclictest0-21swapper/019:25:120
3077624992118,2cyclictest3195978-21apt-get21:05:150
307762499210,20cyclictest64-21kcompactd022:41:060
307762499210,20cyclictest3345390-21apt-get23:15:120
307762499210,20cyclictest3200786-21diskmemload00:31:050
307762499210,20cyclictest3186342-21ps20:55:180
307762499210,20cyclictest0-21swapper/022:15:100
307762499210,20cyclictest0-21swapper/022:05:150
307762499210,20cyclictest0-21swapper/021:30:190
307762499210,20cyclictest0-21swapper/020:25:010
307762499210,20cyclictest0-21swapper/019:10:120
307762499210,1cyclictest3403546-21ssh00:03:200
307762499210,1cyclictest3294368-21ssh22:30:200
307762499210,1cyclictest3108424-21apt-get19:40:120
3077634992018,1cyclictest0-21swapper/320:15:123
3077634992017,2cyclictest3200786-21diskmemload00:30:143
3077634992017,2cyclictest0-21swapper/320:40:143
307763499200,1cyclictest0-21swapper/320:30:183
307763499200,1cyclictest0-21swapper/319:35:123
307763499200,19cyclictest0-21swapper/320:11:493
3077630992018,1cyclictest0-21swapper/220:25:132
3077630992018,1cyclictest0-21swapper/219:59:272
3077630992018,1cyclictest0-21swapper/219:10:202
3077630992018,1cyclictest0-21swapper/200:00:252
307763099200,1cyclictest0-21swapper/219:45:142
307763099200,19cyclictest3200786-21diskmemload00:05:172
307763099200,19cyclictest0-21swapper/220:00:322
307762899201,19cyclictest0-21swapper/121:06:081
307762899200,1cyclictest0-21swapper/120:10:031
3077624992018,1cyclictest0-21swapper/000:25:160
307762499200,1cyclictest0-21swapper/020:50:150
307762499200,1cyclictest0-21swapper/020:10:140
307762499200,1cyclictest0-21swapper/019:35:120
307762499200,19cyclictest0-21swapper/020:18:490
307762499200,19cyclictest0-21swapper/019:22:220
3077630991918,1cyclictest0-21swapper/219:42:152
307763099190,1cyclictest3165612-21ps20:35:172
307763099190,1cyclictest0-21swapper/221:00:122
3077628991917,1cyclictest0-21swapper/120:15:351
3077628991914,1cyclictest191rcu_preempt19:55:261
3077628991913,2cyclictest191rcu_preempt20:40:261
307762899190,18cyclictest0-21swapper/121:22:561
3077624991918,1cyclictest0-21swapper/020:01:040
3077624991917,1cyclictest0-21swapper/020:30:190
3077624991917,1cyclictest0-21swapper/019:55:140
3077624991917,1cyclictest0-21swapper/019:30:120
3077634991816,1cyclictest0-21swapper/320:58:363
3077634991816,1cyclictest0-21swapper/319:40:163
3077630991816,1cyclictest0-21swapper/220:15:122
3077624991816,1cyclictest0-21swapper/021:20:120
3077634991715,1cyclictest0-21swapper/319:10:013
3077628991713,1cyclictest191rcu_preempt19:10:011
3077624991715,1cyclictest0-21swapper/019:53:330
3077624991714,1cyclictest0-21swapper/020:40:000
3077630991614,1cyclictest3103921-21irqcore19:35:172
3077630991614,1cyclictest0-21swapper/219:16:582
3077630991613,1cyclictest3098293-21apt-get19:30:122
3077630991514,0cyclictest64-21kcompactd020:41:232
3077624991512,2cyclictest245621450irq/127-enp0s29f1:rx-019:18:480
3077630991311,1cyclictest0-21swapper/219:20:112
3077630991211,1cyclictest0-21swapper/220:20:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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