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2026-05-03 - 09:54
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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: performance
Characteristics of the 376 highest latencies:
System rack1slot3.osadl.org (updated Sun May 03, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
274356299131,1cyclictest0-21swapper/319:25:113
274356299130,11cyclictest0-21swapper/320:00:123
2743562991212,0cyclictest0-21swapper/323:10:123
274356299120,1cyclictest0-21swapper/323:05:113
274356299120,11cyclictest0-21swapper/323:45:163
274356299120,11cyclictest0-21swapper/322:55:183
274356299120,11cyclictest0-21swapper/322:40:023
274356299120,11cyclictest0-21swapper/321:45:123
274356299120,11cyclictest0-21swapper/321:45:003
274356299120,11cyclictest0-21swapper/321:35:203
274356299120,11cyclictest0-21swapper/320:25:103
274356299120,0cyclictest0-21swapper/321:25:113
2743562991110,0cyclictest0-21swapper/319:15:123
274356299110,11cyclictest0-21swapper/321:10:173
274356299110,10cyclictest0-21swapper/323:50:183
274356299110,10cyclictest0-21swapper/319:35:173
274356299110,10cyclictest0-21swapper/300:20:183
274356299110,0cyclictest0-21swapper/323:55:133
274356299110,0cyclictest0-21swapper/323:25:113
274356299110,0cyclictest0-21swapper/320:20:013
274356299110,0cyclictest0-21swapper/320:10:113
274356299109,0cyclictest0-21swapper/300:35:133
274356299108,1cyclictest0-21swapper/319:45:143
2743562991010,0cyclictest0-21swapper/323:35:123
2743562991010,0cyclictest0-21swapper/322:15:133
2743562991010,0cyclictest0-21swapper/322:05:123
2743562991010,0cyclictest0-21swapper/321:20:113
274356299100,9cyclictest0-21swapper/322:55:013
274356299100,9cyclictest0-21swapper/321:30:123
274356299100,0cyclictest0-21swapper/323:44:563
274356299100,0cyclictest0-21swapper/322:30:173
274356299100,0cyclictest0-21swapper/320:30:123
27435629999,0cyclictest0-21swapper/322:10:183
27435629999,0cyclictest0-21swapper/319:30:183
27435629999,0cyclictest0-21swapper/300:10:133
27435629998,0cyclictest0-21swapper/322:25:113
27435629998,0cyclictest0-21swapper/321:05:133
27435629990,8cyclictest0-21swapper/321:00:013
27435629990,8cyclictest0-21swapper/300:25:173
27435629990,0cyclictest0-21swapper/322:50:023
27435629990,0cyclictest0-21swapper/321:50:183
27435629990,0cyclictest0-21swapper/320:20:153
27435629988,0cyclictest0-21swapper/320:40:103
27435629988,0cyclictest0-21swapper/320:05:183
27435629977,0cyclictest0-21swapper/320:45:263
27435629977,0cyclictest0-21swapper/300:30:193
27435629977,0cyclictest0-21swapper/300:00:133
27435629976,0cyclictest0-21swapper/323:15:123
2741575271,4sleep30-21swapper/319:05:123
27435629966,0cyclictest0-21swapper/322:45:013
27435629966,0cyclictest0-21swapper/322:20:213
27435629966,0cyclictest0-21swapper/322:02:063
27435629966,0cyclictest0-21swapper/322:02:053
27435629966,0cyclictest0-21swapper/319:55:173
27435629966,0cyclictest0-21swapper/319:40:183
27435629965,0cyclictest0-21swapper/323:20:113
27435629961,0cyclictest0-21swapper/320:50:123
2741729260,1sleep10-21swapper/119:05:131
27435629955,0cyclictest0-21swapper/319:20:163
27435629955,0cyclictest0-21swapper/300:09:123
27435629950,4cyclictest2777388-21chrt20:35:123
27435629950,4cyclictest0-21swapper/321:00:123
27435629950,4cyclictest0-21swapper/319:50:163
2743799240,2sleep22743825-21apt-get19:10:122
27435629944,0cyclictest0-21swapper/321:55:113
27435629944,0cyclictest0-21swapper/319:12:023
27435629940,3cyclictest2793231-21chrt21:15:143
27435629940,2cyclictest0-21swapper/323:30:123
27435629940,2cyclictest0-21swapper/323:00:113
2743207242,1sleep20-21swapper/219:09:402
2743128241,0sleep00-21swapper/019:08:360
2867947230,2sleep12868167-21latency_hist00:15:011
2861956230,1sleep12861982-21apt-get00:00:121
2850782230,2sleep22850807-21apt-config23:31:282
2838669230,2sleep12838781-21cut23:05:001
2828490230,1sleep12828516-21apt-get22:40:111
2823787230,2sleep02824037-21cat22:30:020
2805268230,1sleep12805294-21apt-get21:45:121
2761657230,2sleep22761910-21expr19:55:132
27435629930,2cyclictest2868199-21chrt00:15:093
2874720220,0sleep20-21swapper/200:30:062
2872184220,1sleep00-21swapper/000:23:080
2866560220,1sleep02866641-21irqstats00:10:160
2865082220,0sleep12865332-21users00:05:201
2863352220,1sleep00-21swapper/000:01:120
2860769220,1sleep12860940-21cat23:55:201
2857743220,0sleep00-21swapper/023:50:060
2850114220,1sleep02850222-21uname23:30:180
2848067220,1sleep02848244-21python323:25:160
2846573220,1sleep00-21swapper/023:21:050
2844912220,1sleep02844927-21cron23:20:010
2838921221,0sleep00-21swapper/023:05:120
2835776220,1sleep12836026-21users22:55:191
2830738220,1sleep02831000-21df_inode22:45:140
2813746220,1sleep22814035-21df22:05:132
2796825220,1sleep22796854-21aten_r1power_cu21:25:112
2795450220,1sleep22795603-21ntpq21:20:152
2786685220,1sleep12786708-21systemctl21:00:011
2877747210,0sleep20-21swapper/200:35:202
2877607210,0sleep10-21swapper/100:35:191
2876483210,0sleep10-21swapper/100:34:221
2874739210,0sleep00-21swapper/000:30:120
2873439210,0sleep20-21swapper/200:25:192
2873332210,0sleep10-21swapper/100:25:181
2872650210,0sleep02872676-21apt-get00:25:130
2870557210,0sleep20-21swapper/200:20:072
2870032210,0sleep10-21swapper/100:20:011
2869837210,0sleep20-21swapper/200:18:182
2869176210,0sleep00-21swapper/000:15:200
2868756210,0sleep10-21swapper/100:15:161
2865867210,0sleep20-21swapper/200:10:022
2865370210,0sleep20-21swapper/200:05:372
2864934210,0sleep00-21swapper/000:05:190
2861681210,0sleep20-21swapper/200:00:002
2859988210,0sleep00-21swapper/023:55:150
2859834210,0sleep20-21swapper/223:55:132
2858201210,0sleep20-21swapper/223:50:162
2856286210,0sleep20-21swapper/223:45:172
2855957210,0sleep00-21swapper/023:45:150
2855660210,0sleep10-21swapper/123:45:081
2854087210,0sleep10-21swapper/123:40:141
2853617210,0sleep20-21swapper/223:40:122
2852831210,1sleep00-21swapper/023:35:410
2851724210,0sleep10-21swapper/123:35:141
2849345210,0sleep10-21swapper/123:30:071
2848245210,0sleep10-21swapper/123:25:171
2847272210,0sleep20-21swapper/223:25:102
2845621210,0sleep20-21swapper/223:20:142
2845356210,0sleep10-21swapper/123:20:141
2843511210,0sleep20-21swapper/223:15:152
2842831210,0sleep10-21swapper/123:15:021
2842346210,0sleep20-21swapper/223:10:412
2841441210,0sleep00-21swapper/023:10:150
2840748210,0sleep10-21swapper/123:10:001
2839075210,0sleep20-21swapper/223:05:142
2838950210,0sleep10-21swapper/123:05:131
2838141210,0sleep00-21swapper/023:00:190
2836566210,0sleep20-21swapper/223:00:022
2836040210,1sleep00-21swapper/022:55:220
2834477210,0sleep20-21swapper/222:55:002
2834104210,0sleep20-21swapper/222:51:412
2833937210,0sleep10-21swapper/122:50:201
2833096210,1sleep00-21swapper/022:50:150
2831080210,0sleep20-21swapper/222:45:162
2831001210,0sleep10-21swapper/122:45:151
2829168210,0sleep20-21swapper/222:40:152
2828478210,0sleep00-21swapper/022:40:060
2828018210,1sleep00-21swapper/022:38:180
2827744210,0sleep10-21swapper/122:35:511
2825855210,1sleep00-21swapper/022:32:330
2825707210,0sleep20-21swapper/222:31:152
2825706210,0sleep10-21swapper/122:31:141
2822377210,0sleep10-21swapper/122:25:141
2821958210,0sleep22821959-21/usr/sbin/munin22:25:112
2821335210,0sleep10-21swapper/122:21:451
2819877210,0sleep02819907-21apt-get22:20:120
2818749210,0sleep00-21swapper/022:15:200
2817518210,0sleep10-21swapper/122:15:011
2817302210,1sleep10-21swapper/122:13:061
2816212210,0sleep00-21swapper/022:10:170
2815441210,0sleep20-21swapper/222:10:032
2814290210,0sleep10-21swapper/122:05:161
2813608210,0sleep00-21swapper/022:05:110
2813266210,0sleep10-21swapper/122:04:131
2813266210,0sleep10-21swapper/122:04:131
2812022210,0sleep00-21swapper/022:00:160
2812022210,0sleep00-21swapper/022:00:160
2811654210,0sleep20-21swapper/222:00:142
2811654210,0sleep20-21swapper/222:00:132
2809551210,0sleep20-21swapper/221:55:132
2809453210,0sleep10-21swapper/121:55:121
2809425210,0sleep00-21swapper/021:55:110
2808396210,0sleep20-21swapper/221:50:212
2807452210,0sleep00-21swapper/021:50:150
2807347210,0sleep10-21swapper/121:50:121
2807079210,0sleep00-21swapper/021:49:540
2806823210,0sleep20-21swapper/221:47:372
2804742210,0sleep20-21swapper/221:44:562
2802926210,0sleep10-21swapper/121:40:111
2802914210,0sleep00-21swapper/021:40:060
2802281210,0sleep00-21swapper/021:36:420
2801747210,0sleep20-21swapper/221:35:202
2799746210,0sleep10-21swapper/121:30:181
2799070210,0sleep00-21swapper/021:30:130
2798838210,0sleep20-21swapper/221:30:112
2797261210,0sleep10-21swapper/121:25:151
2796579210,0sleep00-21swapper/021:25:020
2795206210,0sleep00-21swapper/021:20:130
2794819210,0sleep10-21swapper/121:20:061
2792796210,0sleep00-21swapper/021:15:120
2792544210,0sleep10-21swapper/121:15:011
2792183210,0sleep10-21swapper/121:11:261
2792113210,0sleep00-21swapper/021:10:410
2791741210,0sleep20-21swapper/221:10:192
2789967210,0sleep00-21swapper/021:05:200
2788853210,0sleep20-21swapper/221:05:072
2788616210,0sleep10-21swapper/121:05:001
2788254210,0sleep20-21swapper/221:00:212
2787377210,0sleep00-21swapper/021:00:150
2785277210,0sleep20-21swapper/220:55:142
2785022210,0sleep00-21swapper/020:55:120
2784088210,0sleep00-21swapper/020:50:190
2783856210,0sleep20-21swapper/220:50:172
2783113210,0sleep10-21swapper/120:50:121
2782066210,0sleep10-21swapper/120:45:201
2781327210,0sleep00-21swapper/020:45:150
2781203210,0sleep20-21swapper/220:45:122
2780725210,0sleep00-21swapper/020:42:070
2780179210,0sleep20-21swapper/220:40:172
2779380210,0sleep10-21swapper/120:40:121
2778152210,0sleep00-21swapper/020:35:180
2777787210,0sleep10-21swapper/120:35:151
2777359210,0sleep20-21swapper/220:35:122
2776456210,0sleep20-21swapper/220:30:202
2774915210,0sleep20-21swapper/220:26:242
2774299210,0sleep10-21swapper/120:25:151
2774148210,0sleep00-21swapper/020:25:130
2771973210,0sleep20-21swapper/220:20:152
2771843210,0sleep10-21swapper/120:20:141
2771095210,0sleep00-21swapper/020:20:010
2770465210,0sleep10-21swapper/120:15:181
2769427210,0sleep20-21swapper/220:15:112
2768874210,0sleep10-21swapper/120:11:051
2768556210,0sleep20-21swapper/220:10:182
2765610210,0sleep00-21swapper/020:05:130
2764999210,0sleep10-21swapper/120:00:221
2761533210,0sleep10-21swapper/119:55:121
2761504210,0sleep02761530-21apt-get19:55:110
2759594210,0sleep00-21swapper/019:50:120
2759504210,0sleep20-21swapper/219:50:012
2758649210,0sleep10-21swapper/119:45:211
2758198210,0sleep20-21swapper/219:45:182
2757671210,1sleep00-21swapper/019:45:030
2757232210,1sleep00-21swapper/019:42:230
2756293210,0sleep10-21swapper/119:40:151
2754207210,0sleep00-21swapper/019:35:150
2753593210,0sleep20-21swapper/219:35:012
2752901210,0sleep10-21swapper/119:30:191
2752116210,0sleep00-21swapper/019:30:140
2750634210,0sleep20-21swapper/219:25:152
2750436210,0sleep00-21swapper/019:25:140
2748544210,0sleep10-21swapper/119:20:151
2748099210,0sleep00-21swapper/019:20:060
2747140210,0sleep20-21swapper/219:15:192
2746402210,0sleep10-21swapper/119:15:141
2745756210,0sleep00-21swapper/019:15:010
2744587210,0sleep00-21swapper/019:10:180
2876559200,0sleep00-21swapper/000:35:010
2857735200,0sleep10-21swapper/123:50:031
2853511200,0sleep00-21swapper/023:40:010
2851472200,0sleep20-21swapper/223:35:032
2826368200,0sleep20-21swapper/222:35:042
2819858200,0sleep20-21swapper/222:20:032
2817751200,0sleep20-21swapper/222:15:022
2800833200,0sleep10-21swapper/121:35:031
2792777200,0sleep20-21swapper/221:15:022
2786943200,0sleep10-21swapper/121:00:041
2775436200,0sleep10-21swapper/120:30:031
2775435200,0sleep00-21swapper/020:30:020
2769181200,0sleep00-21swapper/020:15:010
2767271200,0sleep00-21swapper/020:10:000
2765594200,0sleep20-21swapper/220:05:022
2765362200,0sleep10-21swapper/120:05:011
2763688200,0sleep00-21swapper/020:00:050
2763685200,0sleep20-21swapper/220:00:032
2759583200,0sleep10-21swapper/119:50:051
2755503200,0sleep20-21swapper/219:40:002
2753828200,0sleep10-21swapper/119:35:041
2751919200,0sleep20-21swapper/219:30:042
2750004200,0sleep10-21swapper/119:25:031
2748096200,0sleep20-21swapper/219:20:042
2743786200,0sleep10-21swapper/119:10:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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