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2026-05-01 - 03:23
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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 792 highest latencies:
System rack1slot3.osadl.org (updated Fri May 01, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
285692699140,11cyclictest0-21swapper/319:10:123
285692699130,11cyclictest0-21swapper/323:40:153
285692699130,11cyclictest0-21swapper/320:45:103
2856926991211,0cyclictest0-21swapper/319:15:123
285692699120,8cyclictest0-21swapper/319:35:103
285692699120,11cyclictest0-21swapper/320:45:013
285692699120,11cyclictest0-21swapper/300:10:013
285692699120,10cyclictest0-21swapper/321:30:133
2856926991111,0cyclictest0-21swapper/322:45:133
2856926991110,0cyclictest0-21swapper/321:05:133
2856926991110,0cyclictest0-21swapper/319:55:123
285692699110,10cyclictest0-21swapper/323:10:003
285692699110,10cyclictest0-21swapper/322:35:203
285692699110,0cyclictest0-21swapper/322:25:113
285692699110,0cyclictest0-21swapper/322:05:123
285692699110,0cyclictest0-21swapper/321:50:123
285692699109,0cyclictest0-21swapper/323:20:193
285692699109,0cyclictest0-21swapper/320:05:143
285692699109,0cyclictest0-21swapper/319:45:123
285692699109,0cyclictest0-21swapper/300:15:133
285692699108,1cyclictest0-21swapper/322:40:113
2856926991010,0cyclictest0-21swapper/322:20:173
2856926991010,0cyclictest0-21swapper/300:20:123
2856926991010,0cyclictest0-21swapper/300:15:013
285692699100,9cyclictest0-21swapper/320:35:163
285692699100,0cyclictest0-21swapper/323:50:203
285692699100,0cyclictest0-21swapper/323:45:183
285692699100,0cyclictest0-21swapper/322:00:113
285692699100,0cyclictest0-21swapper/320:35:013
28569269999,0cyclictest0-21swapper/322:50:123
28569269999,0cyclictest0-21swapper/321:45:173
28569269999,0cyclictest0-21swapper/321:39:443
28569269999,0cyclictest0-21swapper/321:10:153
28569269999,0cyclictest0-21swapper/300:00:003
28569269998,0cyclictest0-21swapper/321:20:183
28569269990,9cyclictest0-21swapper/319:27:023
28569269990,8cyclictest0-21swapper/323:05:013
28569269990,8cyclictest0-21swapper/322:15:123
28569269990,8cyclictest0-21swapper/321:25:013
28569269988,0cyclictest0-21swapper/319:40:123
28569269988,0cyclictest0-21swapper/300:00:133
28569269980,6cyclictest0-21swapper/320:25:113
2855183281,5sleep30-21swapper/319:05:123
28569269977,0cyclictest0-21swapper/321:40:113
28569269977,0cyclictest0-21swapper/319:20:143
28569269977,0cyclictest0-21swapper/300:40:013
28569269976,1cyclictest0-21swapper/320:10:123
28569269976,0cyclictest0-21swapper/323:15:133
28569269976,0cyclictest0-21swapper/300:30:153
28569269970,6cyclictest0-21swapper/321:15:133
28569269966,0cyclictest0-21swapper/323:35:193
28569269966,0cyclictest0-21swapper/323:10:133
28569269966,0cyclictest0-21swapper/322:55:133
28569269966,0cyclictest0-21swapper/321:55:123
28569269966,0cyclictest0-21swapper/320:20:013
28569269966,0cyclictest0-21swapper/300:28:023
28569269955,0cyclictest0-21swapper/322:10:203
28569269955,0cyclictest0-21swapper/321:00:163
28569269955,0cyclictest0-21swapper/321:00:163
28569269955,0cyclictest0-21swapper/320:55:013
2990027243,1sleep02941327-21kworker/0:1+events00:37:220
28569269944,0cyclictest0-21swapper/320:55:183
28569269944,0cyclictest0-21swapper/320:20:183
28569269944,0cyclictest0-21swapper/319:34:513
28569269940,3cyclictest2963981-21chrt23:30:323
28569269940,3cyclictest2938433-21chrt22:30:203
28569269940,3cyclictest2873137-21chrt19:50:063
2856581242,1sleep10-21swapper/119:07:231
2856478242,1sleep20-21swapper/219:06:042
2855289240,2sleep02855551-21df_inode19:05:130
2987286230,2sleep22987402-21switchtime00:30:202
2948039230,1sleep12948065-21apt-get22:55:121
28569269933,0cyclictest0-21swapper/323:25:183
28569269933,0cyclictest0-21swapper/320:02:523
2988496220,0sleep22988522-21apt-get00:35:122
2984498220,1sleep00-21swapper/000:25:180
2984343220,0sleep22984369-21apt-get00:25:152
2983148220,1sleep12983299-21grep00:20:181
2981983220,1sleep02982069-21sed00:20:000
2978514220,1sleep02978583-21irqstats00:10:130
2971534220,1sleep0766-21snmpd23:50:180
2953866220,0sleep00-21swapper/023:08:250
2951956220,0sleep00-21swapper/023:04:570
2950754220,0sleep10-21swapper/123:00:171
2939124220,1sleep21-21systemd22:35:012
2933027220,1sleep00-21swapper/022:20:140
2928409220,1sleep22928413-21ssh22:09:512
2918001220,1sleep22918144-21cat21:45:012
2912080220,1sleep00-21swapper/021:30:030
2909576220,1sleep20-21swapper/221:24:552
2906966220,1sleep00-21swapper/021:15:220
2887079220,1sleep12887281-21ntpq20:25:161
2885626220,1sleep02885928-21unixbench_singl20:20:180
2875757220,0sleep00-21swapper/019:55:160
2864068220,1sleep12864254-21grep19:25:161
2861394220,1sleep12861480-21telnet19:20:121
2860390220,1sleep02860596-21cat19:15:180
2989431210,0sleep10-21swapper/100:35:191
2987168210,0sleep10-21swapper/100:30:191
2986999210,0sleep00-21swapper/000:30:180
2985311210,0sleep10-21swapper/100:25:231
2982349210,0sleep00-21swapper/000:20:130
2981753210,1sleep20-21swapper/200:17:592
2981392210,0sleep10-21swapper/100:15:211
2978797210,0sleep20-21swapper/200:10:152
2978584210,0sleep10-21swapper/100:10:141
2977023210,0sleep10-21swapper/100:05:011
2976104210,0sleep00-21swapper/000:00:200
2975819210,0sleep20-21swapper/200:00:172
2975199210,0sleep10-21swapper/100:00:131
2974911210,0sleep10-21swapper/100:00:011
2974651210,0sleep00-21swapper/023:57:480
2972826210,0sleep20-21swapper/223:55:022
2971748210,0sleep10-21swapper/123:50:201
2970744210,0sleep20-21swapper/223:50:012
2969889210,0sleep20-21swapper/223:45:212
2968915210,0sleep10-21swapper/123:45:121
2968914210,1sleep00-21swapper/023:45:110
2968572210,1sleep10-21swapper/123:44:121
2966841210,0sleep00-21swapper/023:40:150
2965704210,0sleep20-21swapper/223:35:202
2964721210,0sleep00-21swapper/023:35:050
2964317210,0sleep10-21swapper/123:33:351
2963097210,0sleep20-21swapper/223:30:162
2962728210,0sleep00-21swapper/023:30:140
2961921210,0sleep20-21swapper/223:25:482
2961008210,0sleep10-21swapper/123:25:151
2959981210,0sleep20-21swapper/223:22:032
2959211210,0sleep00-21swapper/023:20:170
2958676210,0sleep10-21swapper/123:20:141
2957843210,0sleep20-21swapper/223:16:472
2956486210,0sleep10-21swapper/123:15:141
2956131210,0sleep00-21swapper/023:15:010
2954556210,0sleep20-21swapper/223:10:152
2954361210,0sleep10-21swapper/123:10:141
2954301210,0sleep00-21swapper/023:10:120
2953587210,0sleep10-21swapper/123:05:541
2952224210,0sleep20-21swapper/223:05:152
2951737210,0sleep20-21swapper/223:02:582
2948717210,0sleep20-21swapper/222:55:182
2947206210,0sleep10-21swapper/122:50:211
2946701210,0sleep20-21swapper/222:50:182
2945903210,0sleep00-21swapper/022:50:120
2944792210,0sleep10-21swapper/122:45:201
2943979210,0sleep00-21swapper/022:45:150
2943824210,0sleep20-21swapper/222:45:132
2943384210,1sleep00-21swapper/022:43:230
2942222210,0sleep10-21swapper/122:40:161
2941203210,0sleep20-21swapper/222:40:002
2939824210,0sleep10-21swapper/122:35:161
2939733210,0sleep00-21swapper/022:35:150
2939379210,0sleep20-21swapper/222:35:132
2938074210,0sleep10-21swapper/122:30:191
2937327210,0sleep00-21swapper/022:30:130
2936667210,1sleep00-21swapper/022:26:420
2936195210,0sleep10-21swapper/122:25:191
2935830210,0sleep20-21swapper/222:25:162
2933807210,0sleep10-21swapper/122:20:191
2933353210,0sleep20-21swapper/222:20:162
2932213210,0sleep20-21swapper/222:16:382
2931936210,0sleep00-21swapper/022:15:210
2930952210,0sleep10-21swapper/122:15:131
2930079210,0sleep20-21swapper/222:11:112
2928820210,0sleep10-21swapper/122:10:141
2928709210,0sleep00-21swapper/022:10:130
2926644210,0sleep00-21swapper/022:05:130
2926166210,0sleep00-21swapper/022:03:250
2924832210,0sleep20-21swapper/222:00:132
2924279210,0sleep10-21swapper/122:00:011
2923621210,0sleep10-21swapper/121:55:211
2923391210,0sleep00-21swapper/021:55:200
2923138210,0sleep20-21swapper/221:55:182
2920788210,0sleep00-21swapper/021:50:150
2920347210,0sleep10-21swapper/121:50:131
2920084210,0sleep20-21swapper/221:50:022
2920073210,0sleep10-21swapper/121:49:571
2919831210,0sleep00-21swapper/021:47:480
2919108210,0sleep20-21swapper/221:45:172
2916679210,0sleep10-21swapper/121:40:161
2916602210,0sleep00-21swapper/021:40:150
2915380210,0sleep10-21swapper/121:35:191
2914094210,0sleep00-21swapper/021:35:110
2913139210,0sleep20-21swapper/221:30:212
2913004210,0sleep10-21swapper/121:30:201
2911462210,0sleep00-21swapper/021:28:460
2911197210,0sleep20-21swapper/221:25:562
2909828210,0sleep10-21swapper/121:25:071
2907940210,0sleep00-21swapper/021:20:140
2907802210,0sleep10-21swapper/121:20:071
2907101210,0sleep10-21swapper/121:15:231
2905170210,0sleep20-21swapper/221:10:552
2904786210,0sleep10-21swapper/121:10:171
2903993210,0sleep00-21swapper/021:10:120
2903344210,0sleep20-21swapper/221:07:192
2901895210,0sleep02901921-21apt-get21:05:130
2901649210,0sleep10-21swapper/121:05:021
2901609210,0sleep00-21swapper/021:04:330
2901609210,0sleep00-21swapper/021:04:330
2898839210,0sleep20-21swapper/220:55:182
2898081210,0sleep10-21swapper/120:55:131
2898052210,0sleep00-21swapper/020:55:120
2896915210,0sleep20-21swapper/220:50:182
2896623210,0sleep00-21swapper/020:50:160
2896144210,0sleep10-21swapper/120:50:131
2894960210,0sleep10-21swapper/120:45:171
2894416210,0sleep20-21swapper/220:45:142
2892747210,0sleep20-21swapper/220:40:132
2892348210,0sleep00-21swapper/020:40:110
2891179210,0sleep10-21swapper/120:35:151
2890414210,0sleep00-21swapper/020:35:100
2888896210,0sleep10-21swapper/120:30:161
2888475210,1sleep00-21swapper/020:30:110
2887537210,0sleep02887825-21grep20:25:190
2886141210,0sleep10-21swapper/120:22:461
2885380210,0sleep20-21swapper/220:20:152
2884054210,0sleep00-21swapper/020:15:500
2881786210,0sleep10-21swapper/120:10:231
2881075210,0sleep00-21swapper/020:10:170
2880806210,0sleep20-21swapper/220:10:122
2879756210,0sleep00-21swapper/020:05:170
2878917210,0sleep20-21swapper/220:05:112
2878318210,0sleep20-21swapper/220:00:472
2877666210,0sleep00-21swapper/020:00:170
2876019210,0sleep20-21swapper/219:55:192
2875206210,0sleep12875053-21/usr/sbin/munin19:55:131
2873993210,0sleep10-21swapper/119:50:171
2873581210,0sleep20-21swapper/219:50:142
2871747210,0sleep00-21swapper/019:45:160
2871416210,0sleep20-21swapper/219:45:142
2871272210,0sleep10-21swapper/119:45:131
2870109210,0sleep20-21swapper/219:40:172
2869351210,0sleep10-21swapper/119:40:131
2869322210,0sleep00-21swapper/019:40:120
2867823210,0sleep20-21swapper/219:35:142
2867573210,0sleep10-21swapper/119:35:131
2867379211,0sleep0171ktimers/019:35:040
2866777210,0sleep10-21swapper/119:30:201
2865980210,0sleep00-21swapper/019:30:140
2864898210,0sleep00-21swapper/019:25:470
2863058210,0sleep20-21swapper/219:25:012
2862735210,0sleep20-21swapper/219:20:532
2861837210,0sleep00-21swapper/019:20:150
2860077210,0sleep20-21swapper/219:15:162
2859459210,0sleep10-21swapper/119:15:101
2858688210,0sleep10-21swapper/119:14:151
2857241210,0sleep00-21swapper/019:10:140
2857086210,0sleep20-21swapper/219:10:122
2982238200,0sleep20-21swapper/200:20:032
2977263200,0sleep00-21swapper/000:05:040
2977256200,0sleep20-21swapper/200:05:022
2966824200,0sleep20-21swapper/223:40:052
2964717200,0sleep10-21swapper/123:35:021
2960319200,0sleep00-21swapper/023:25:020
2948020200,0sleep00-21swapper/022:55:030
2926583200,0sleep10-21swapper/122:05:021
2914086200,0sleep20-21swapper/221:35:042
2905785200,0sleep20-21swapper/221:15:042
2899972200,0sleep20-21swapper/221:00:032
2899972200,0sleep20-21swapper/221:00:022
2899717200,0sleep10-21swapper/121:00:021
2899717200,0sleep10-21swapper/121:00:011
2894221200,0sleep00-21swapper/020:45:040
2892311200,0sleep10-21swapper/120:40:041
2890141200,0sleep20-21swapper/220:35:012
2888467200,0sleep20-21swapper/220:30:052
2886553200,0sleep20-21swapper/220:25:052
2882706200,0sleep20-21swapper/220:15:042
2882705200,0sleep10-21swapper/120:15:031
2878883200,0sleep10-21swapper/120:05:021
2876974200,0sleep10-21swapper/120:00:021
2873134200,0sleep00-21swapper/019:50:040
2865232200,0sleep20-21swapper/219:30:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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