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2025-11-18 - 09:41
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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 Tue Nov 18, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2817757993026,2cyclictest0-21swapper/323:40:003
281774799280,24cyclictest2940520-21ssh21:10:161
281775099272,21cyclictest3117013-21apt-get23:30:112
281774799272,21cyclictest3066476-21apt-get22:50:131
281774799262,21cyclictest2838307-21apt-get19:30:131
281774799261,21cyclictest2853567-21apt-get19:45:161
281775799251,20cyclictest3148360-21apt-get23:55:123
281775099252,3cyclictest3123283-21apt-get23:35:122
281775099251,21cyclictest2925231-21apt-get20:55:172
281775099251,21cyclictest2925231-21apt-get20:55:162
281775099251,20cyclictest3104484-21apt-get23:20:132
281775099251,20cyclictest2946805-21ssh21:15:132
281774799253,20cyclictest3173255-21sh00:15:001
281774799252,21cyclictest2920126-21apt-get20:50:141
281774799251,3cyclictest3001140-21ssh21:55:251
281774799251,21cyclictest2915003-21apt-get20:45:141
281774799251,20cyclictest0-21swapper/122:40:161
281774799250,4cyclictest3091272-21munin-run23:10:001
281774799250,22cyclictest2940185-21diskmemload00:00:121
281774499252,21cyclictest2838307-21apt-get19:30:130
2817744992520,3cyclictest2965629-21apt-get21:30:130
281775799240,4cyclictest2981500-21kthreadcore21:40:193
281775799240,20cyclictest0-21swapper/323:00:133
281775099242,2cyclictest3199164-21apt-get00:35:152
2817750992420,2cyclictest3135874-21apt-get23:45:132
281775099241,21cyclictest2988481-21runrttasks21:45:212
281775099241,21cyclictest0-21swapper/200:25:132
281775099241,20cyclictest0-21swapper/220:15:112
281775099240,21cyclictest0-21swapper/223:50:152
281775099240,20cyclictest3148363-21ssh23:55:122
281775099240,20cyclictest0-21swapper/200:20:122
281774799242,2cyclictest3160957-21apt-get00:05:131
2817747992420,2cyclictest2965629-21apt-get21:30:131
2817747992419,3cyclictest3047350-21awk22:35:001
2817747992419,2cyclictest3072725-21apt-get22:55:141
2817747992417,5cyclictest3004081-21gltestperf22:00:151
281774799241,2cyclictest3016270-21apt-get22:10:131
281774799241,22cyclictest2940185-21diskmemload00:18:511
281774799241,21cyclictest3110422-21cron23:25:001
281774799241,21cyclictest2940185-21diskmemload22:49:011
281774799241,21cyclictest2940185-21diskmemload21:21:591
281774799241,21cyclictest2940185-21diskmemload00:36:171
281774799241,21cyclictest2930285-21apt-get21:00:141
281774799241,20cyclictest0-21swapper/123:55:121
281774799241,20cyclictest0-21swapper/122:20:121
281774799240,3cyclictest2984706-21fw_conntrack21:45:141
281774799240,21cyclictest2972057-21ssh21:35:151
281774499242,21cyclictest2904851-21apt-get20:35:170
2817744992419,3cyclictest3110755-21apt23:25:140
2817744992418,4cyclictest3471731-21systemd-journal21:09:590
281774499241,21cyclictest3091964-21apt-get23:10:130
281774499241,21cyclictest3041355-21apt-get22:30:140
281774499240,23cyclictest64-21kcompactd000:11:060
281774499240,22cyclictest3104176-21idleruntime-cro23:20:000
281774499240,22cyclictest3104176-21idleruntime-cro23:20:000
281775799232,20cyclictest3142102-21apt-get23:50:153
2817757992319,2cyclictest3047660-21apt-get22:35:133
2817757992318,2cyclictest3154706-21apt-get00:00:143
281775799231,2cyclictest2940185-21diskmemload23:13:333
281775799231,19cyclictest2940185-21diskmemload21:30:083
281775799231,19cyclictest2869269-21apt-get20:00:133
281775799230,3cyclictest3086498-21grep23:05:203
281775799230,3cyclictest2947296-21ps21:15:173
281775799230,22cyclictest3033821-21ssh22:21:593
281775799230,21cyclictest3016668-21hddtemp_smartct22:10:163
281775799230,20cyclictest0-21swapper/322:05:143
281775799230,20cyclictest0-21swapper/300:15:133
281775099231,2cyclictest2940185-21diskmemload22:01:192
281775099231,2cyclictest2940185-21diskmemload00:12:282
281775099231,21cyclictest2940185-21diskmemload21:53:242
281775099230,3cyclictest2874636-21sort20:05:172
281775099230,22cyclictest3034310-21ssh22:23:312
281775099230,21cyclictest2940185-21diskmemload22:53:112
281775099230,20cyclictest3160965-21ssh00:05:132
281775099230,20cyclictest0-21swapper/222:30:072
281775099230,20cyclictest0-21swapper/222:10:092
281775099230,20cyclictest0-21swapper/220:25:132
281775099230,20cyclictest0-21swapper/219:35:142
2817747992319,3cyclictest2940185-21diskmemload23:18:001
2817747992319,3cyclictest2940185-21diskmemload23:18:001
2817747992319,2cyclictest2940185-21diskmemload23:52:371
2817747992319,2cyclictest2940185-21diskmemload23:11:221
2817747992319,2cyclictest2847308-21ntpq19:35:221
2817747992318,3cyclictest3110762-21ssh23:25:151
2817747992318,3cyclictest2979418-21grep21:40:181
281774799231,2cyclictest2940185-21diskmemload22:05:431
281774799231,2cyclictest0-21swapper/100:25:221
281774799231,21cyclictest2798202-21kworker/u8:2+xprtiod21:50:231
281774799231,20cyclictest0-21swapper/122:27:111
281774799231,19cyclictest0-21swapper/123:45:111
281774799231,19cyclictest0-21swapper/121:15:101
281774799230,21cyclictest3123292-21ssh23:35:121
281774799230,21cyclictest2940185-21diskmemload23:40:241
281774799230,21cyclictest2940185-21diskmemload00:22:011
281774799230,20cyclictest0-21swapper/121:25:051
281774799230,20cyclictest0-21swapper/121:05:131
281774799230,20cyclictest0-21swapper/119:25:121
281774799230,20cyclictest0-21swapper/119:15:131
2817744992320,2cyclictest2990696-21apt-get21:50:150
2817744992319,2cyclictest2823069-21apt-get19:15:120
281774499231,2cyclictest3079005-21apt-get23:00:130
281774499231,2cyclictest2959522-21/usr/sbin/munin21:25:170
281774499231,2cyclictest2940185-21diskmemload22:56:440
281774499231,2cyclictest2940185-21diskmemload21:11:500
281774499231,2cyclictest0-21swapper/000:05:130
281774499231,20cyclictest3179869-21taskset00:20:120
281774499231,20cyclictest2889607-21apt-get20:20:120
281774499230,22cyclictest3109986-21ssh23:23:380
281774499230,22cyclictest2940185-21diskmemload22:45:540
281774499230,21cyclictest2940185-21diskmemload23:53:230
2817757992219,2cyclictest2817947-21apt-get19:10:133
2817757992219,1cyclictest3191495-21ssh00:26:463
2817757992219,1cyclictest2843386-21apt-get19:35:123
2817757992218,3cyclictest3078223-21ssh22:58:313
2817757992217,4cyclictest2945447-21ssh21:11:473
281775799221,2cyclictest2940185-21diskmemload00:39:123
281775799221,2cyclictest2909924-21apt-get20:40:133
281775799221,20cyclictest3098225-21apt-get23:15:143
281775799221,20cyclictest3098225-21apt-get23:15:143
281775799221,20cyclictest2940185-21diskmemload21:23:253
281775799221,20cyclictest2940185-21diskmemload00:30:363
281775799220,21cyclictest3047043-21ssh22:34:053
281775799220,21cyclictest3028460-21ssh22:19:553
281775799220,21cyclictest2940185-21diskmemload22:52:293
281775799220,20cyclictest2900259-21cut20:30:173
281775799220,19cyclictest64-21kcompactd020:20:023
2817750992220,1cyclictest0-21swapper/223:00:132
2817750992219,2cyclictest2940513-21apt-get21:10:162
2817750992219,2cyclictest2940185-21diskmemload22:25:012
2817750992218,3cyclictest3027866-21ssh22:17:582
2817750992218,2cyclictest0-21swapper/221:40:122
281775099221,2cyclictest0-21swapper/223:10:392
281775099221,20cyclictest0-21swapper/222:49:172
281775099221,20cyclictest0-21swapper/219:20:152
281775099221,1cyclictest3014299-21ssh22:05:252
281775099221,1cyclictest2940185-21diskmemload23:15:162
281775099221,1cyclictest2940185-21diskmemload23:15:162
281775099221,1cyclictest0-21swapper/220:30:132
281775099220,3cyclictest3197456-21ssh00:30:422
281775099220,3cyclictest2964136-21ssh21:26:122
281775099220,2cyclictest3077633-21ssh22:56:412
281775099220,2cyclictest2953159-21ssh21:20:132
281775099220,21cyclictest3002479-21ssh21:58:272
281775099220,21cyclictest2940185-21diskmemload23:40:052
281775099220,20cyclictest2940185-21diskmemload23:26:592
281775099220,20cyclictest0-21swapper/222:44:332
281775099220,20cyclictest0-21swapper/222:35:022
281775099220,20cyclictest0-21swapper/220:00:172
281775099220,20cyclictest0-21swapper/219:40:142
281775099220,20cyclictest0-21swapper/219:15:132
281775099220,19cyclictest3091624-21apt-key23:10:012
281775099220,19cyclictest0-21swapper/220:40:132
2817747992219,2cyclictest0-21swapper/122:35:101
2817747992219,2cyclictest0-21swapper/119:40:151
2817747992219,1cyclictest0-21swapper/122:15:261
2817747992217,3cyclictest2828175-21apt-get19:20:151
281774799221,2cyclictest0-21swapper/120:15:141
281774799221,2cyclictest0-21swapper/119:55:151
281774799221,20cyclictest0-21swapper/123:30:151
281774799221,20cyclictest0-21swapper/120:24:201
281774799221,20cyclictest0-21swapper/120:10:181
281774799221,20cyclictest0-21swapper/100:33:211
281774799220,3cyclictest3083597-21ssh23:00:421
2817744992219,2cyclictest3187106-21tr00:25:180
2817744992219,2cyclictest3173570-21apt-get00:15:130
2817744992219,2cyclictest2953054-21apt-get21:20:120
2817744992219,2cyclictest2940185-21diskmemload00:34:300
2817744992219,2cyclictest0-21swapper/021:45:120
2817744992218,3cyclictest2952130-21ssh21:18:050
2817744992218,3cyclictest2858667-21apt-get19:50:150
281774499221,20cyclictest2940185-21diskmemload23:59:500
281774499221,20cyclictest2940185-21diskmemload23:30:150
281774499221,20cyclictest2940185-21diskmemload23:09:480
281774499221,20cyclictest2940185-21diskmemload22:02:530
281774499221,20cyclictest2940185-21diskmemload21:35:270
281774499221,20cyclictest0-21swapper/000:00:220
281774499221,1cyclictest2940185-21diskmemload00:36:520
281774499220,2cyclictest3039635-21ssh22:25:340
281774499220,2cyclictest2940185-21diskmemload22:12:290
281774499220,21cyclictest2940185-21diskmemload22:37:160
281774499220,21cyclictest2940185-21diskmemload22:23:110
2817757992119,1cyclictest0-21swapper/321:52:173
2817757992119,1cyclictest0-21swapper/321:25:453
2817757992119,1cyclictest0-21swapper/319:19:173
2817757992118,2cyclictest3060125-21ssh22:45:013
2817757992118,2cyclictest2997036-21ssh21:55:143
2817757992118,1cyclictest2894709-21apt-get20:25:133
2817757992118,1cyclictest0-21swapper/323:20:133
2817757992118,1cyclictest0-21swapper/322:40:573
281775799211,19cyclictest3002980-21apt-get22:00:033
281775799211,19cyclictest2940185-21diskmemload23:26:133
281775799211,19cyclictest0-21swapper/323:46:033
281775799211,19cyclictest0-21swapper/300:07:073
281775799210,2cyclictest2859152-21ps19:50:173
281775799210,20cyclictest2940185-21diskmemload23:43:003
281775799210,20cyclictest2940185-21diskmemload00:21:403
281775799210,18cyclictest0-21swapper/321:45:113
2817750992119,1cyclictest0-21swapper/220:35:172
2817750992119,1cyclictest0-21swapper/200:00:112
2817750992118,2cyclictest2939316-21ntpq21:05:222
2817750992117,2cyclictest2833252-21apt-get19:25:122
281775099211,1cyclictest0-21swapper/219:55:002
281775099211,1cyclictest0-21swapper/219:11:442
281775099210,2cyclictest64-21kcompactd020:45:502
281775099210,2cyclictest2920611-21ps20:50:182
281775099210,20cyclictest0-21swapper/219:59:592
281775099210,20cyclictest0-21swapper/200:16:482
281775099210,19cyclictest2969601-21ntpq21:30:212
2817747992119,1cyclictest0-21swapper/120:56:031
2817747992119,1cyclictest0-21swapper/120:56:021
2817747992119,1cyclictest0-21swapper/120:05:151
281774799211,1cyclictest0-21swapper/120:36:421
281774799210,2cyclictest64-21kcompactd019:53:411
281774799210,20cyclictest0-21swapper/120:00:251
2817744992119,1cyclictest2940185-21diskmemload21:59:190
2817744992119,1cyclictest0-21swapper/023:45:450
2817744992119,1cyclictest0-21swapper/022:50:130
2817744992118,2cyclictest2899767-21apt-get20:30:120
281774499211,19cyclictest0-21swapper/021:40:130
281774499210,2cyclictest2940185-21diskmemload22:17:310
281774499210,20cyclictest0-21swapper/023:36:460
281774499210,20cyclictest0-21swapper/019:12:170
281774499210,1cyclictest2940185-21diskmemload23:41:250
2817757992018,1cyclictest0-21swapper/320:55:163
2817757992018,1cyclictest0-21swapper/320:55:153
2817757992018,1cyclictest0-21swapper/319:25:133
2817757992018,1cyclictest0-21swapper/300:10:223
2817757992016,2cyclictest3116982-21ssh23:30:103
281775799200,1cyclictest0-21swapper/321:00:213
281775799200,1cyclictest0-21swapper/320:10:133
281775799200,19cyclictest0-21swapper/320:49:043
2817750992017,2cyclictest64-21kcompactd019:49:232
2817750992017,2cyclictest0-21swapper/219:30:132
2817750992016,3cyclictest2935110-21ls21:05:002
281775099200,1cyclictest0-21swapper/220:20:132
281774799200,1cyclictest0-21swapper/120:25:131
281774799200,19cyclictest0-21swapper/120:34:331
2817744992018,1cyclictest0-21swapper/019:55:140
281774499200,1cyclictest29240862sleep020:50:220
281774499200,1cyclictest0-21swapper/019:35:140
2817757991917,1cyclictest0-21swapper/320:05:133
2817757991917,1cyclictest0-21swapper/319:30:133
2817757991917,1cyclictest0-21swapper/319:20:533
281775799190,1cyclictest0-21swapper/320:50:143
281775799190,1cyclictest0-21swapper/319:40:143
2817747991915,2cyclictest2822816-21munin-run19:15:001
2817744991917,1cyclictest0-21swapper/020:09:490
2817744991916,2cyclictest2853567-21apt-get19:45:150
2817744991915,3cyclictest2884527-21apt-get20:15:120
281775099180,9cyclictest2884265-21munin-run20:14:592
2817744991817,1cyclictest0-21swapper/020:29:090
2817744991816,1cyclictest0-21swapper/021:00:140
2817744991816,1cyclictest0-21swapper/020:04:250
2817744991816,1cyclictest0-21swapper/019:20:150
2817744991715,1cyclictest0-21swapper/020:46:540
2817757991614,1cyclictest0-21swapper/320:35:173
2817757991613,2cyclictest2868534-21tail19:55:283
2817744991612,3cyclictest245621450irq/127-enp0s29f1:rx-020:55:270
2817744991612,3cyclictest245621450irq/127-enp0s29f1:rx-020:55:260
2817744991514,1cyclictest0-21swapper/019:25:120
2817744991512,2cyclictest2852406-21ntpq19:40:230
2817744991512,2cyclictest245621450irq/127-enp0s29f1:rx-020:41:310
2817757991410,1cyclictest0-21swapper/320:15:133
2817747991411,2cyclictest2910296-21gltestperf20:40:161
281775799138,4cyclictest2939795-21sshd21:05:343
2817757991210,1cyclictest0-21swapper/319:45:163
281774499129,2cyclictest245621450irq/127-enp0s29f1:rx-020:10:160
281774499120,12cyclictest0-21swapper/019:10:010
281774799101,2cyclictest2817773-21cat19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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