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2026-05-20 - 20:59
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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 Wed May 20, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2572236991411,1cyclictest0-21swapper/307:25:123
257223699140,12cyclictest0-21swapper/312:05:123
2572236991310,1cyclictest0-21swapper/312:30:113
257223699130,12cyclictest0-21swapper/309:50:123
257223699130,11cyclictest0-21swapper/311:10:143
257223699130,11cyclictest0-21swapper/308:40:123
257223699130,10cyclictest0-21swapper/309:15:013
2572236991210,1cyclictest0-21swapper/308:35:093
257223699120,11cyclictest0-21swapper/310:15:013
257223699120,11cyclictest0-21swapper/308:10:203
257223699120,11cyclictest0-21swapper/308:05:113
257223699120,11cyclictest0-21swapper/308:00:113
257223699120,11cyclictest0-21swapper/307:30:123
2572236991110,0cyclictest0-21swapper/311:45:013
2572236991110,0cyclictest0-21swapper/308:30:003
257223699110,11cyclictest0-21swapper/311:55:173
257223699110,10cyclictest0-21swapper/310:35:103
257223699110,10cyclictest0-21swapper/310:00:173
257223699110,10cyclictest0-21swapper/309:25:003
257223699110,0cyclictest0-21swapper/310:50:013
257223699110,0cyclictest0-21swapper/308:55:133
257223699109,0cyclictest0-21swapper/311:35:133
257223699109,0cyclictest0-21swapper/310:40:133
257223699109,0cyclictest0-21swapper/310:30:303
257223699109,0cyclictest0-21swapper/309:55:153
257223699109,0cyclictest0-21swapper/309:45:113
2572236991010,0cyclictest0-21swapper/311:05:133
2572236991010,0cyclictest0-21swapper/308:20:163
2572236991010,0cyclictest0-21swapper/307:40:013
257223699100,0cyclictest0-21swapper/309:05:173
25722369999,0cyclictest0-21swapper/312:26:123
25722369999,0cyclictest0-21swapper/312:10:203
25722369999,0cyclictest0-21swapper/312:04:103
25722369999,0cyclictest0-21swapper/310:20:183
25722369998,0cyclictest0-21swapper/311:50:113
25722369998,0cyclictest0-21swapper/310:25:123
25722369988,0cyclictest0-21swapper/312:35:143
25722369988,0cyclictest0-21swapper/309:45:013
25722369987,0cyclictest0-21swapper/307:10:133
25722369983,4cyclictest0-21swapper/308:15:133
25722369980,7cyclictest0-21swapper/309:34:553
25722369980,0cyclictest0-21swapper/311:00:223
2570866281,4sleep30-21swapper/307:05:153
25722369977,0cyclictest0-21swapper/312:20:183
25722369977,0cyclictest0-21swapper/312:16:323
25722369977,0cyclictest0-21swapper/311:45:183
25722369977,0cyclictest0-21swapper/311:33:373
25722369977,0cyclictest0-21swapper/311:18:373
25722369977,0cyclictest0-21swapper/311:18:373
25722369977,0cyclictest0-21swapper/309:35:183
25722369977,0cyclictest0-21swapper/309:10:113
25722369977,0cyclictest0-21swapper/307:50:123
25722369977,0cyclictest0-21swapper/307:15:123
25722369966,0cyclictest0-21swapper/311:25:193
25722369966,0cyclictest0-21swapper/311:20:193
25722369966,0cyclictest0-21swapper/309:00:573
25722369966,0cyclictest0-21swapper/308:30:183
25722369966,0cyclictest0-21swapper/307:40:163
25722369965,0cyclictest0-21swapper/310:51:403
25722369964,1cyclictest0-21swapper/310:15:123
2668181250,3sleep02668428-21diskstats11:05:150
25722369955,0cyclictest0-21swapper/310:59:033
25722369954,0cyclictest0-21swapper/310:05:273
25722369954,0cyclictest0-21swapper/308:50:153
25722369950,4cyclictest0-21swapper/309:25:103
2570436252,1sleep00-21swapper/007:05:120
2689114243,0sleep20-21swapper/211:55:122
25722369944,0cyclictest0-21swapper/308:46:433
25722369944,0cyclictest0-21swapper/307:56:033
25722369944,0cyclictest0-21swapper/307:46:273
25722369944,0cyclictest0-21swapper/307:20:423
2571780242,1sleep10-21swapper/107:05:571
2570620241,1sleep20-21swapper/207:05:142
2673556230,0sleep00-21swapper/011:16:120
2673556230,0sleep00-21swapper/011:16:120
2602220230,2sleep22602036-21/usr/sbin/munin08:25:152
2596016230,1sleep02596042-21apt-get08:10:120
2707495220,1sleep00-21swapper/012:38:450
2689275220,1sleep00-21swapper/011:55:140
2684690220,1sleep12684715-21apt11:45:101
2676091220,1sleep11-21systemd11:25:021
2669407220,1sleep22669411-21ssh11:06:212
2659651220,1sleep00-21swapper/010:45:150
2651202220,1sleep12651471-21diskstats10:25:131
2647469220,1sleep02647621-21ntp_states10:15:160
2640334220,1sleep20-21swapper/210:00:012
2636158220,1sleep10-21swapper/109:50:111
2634882220,1sleep02635053-21python309:45:180
2627701220,1sleep02627884-21cat09:30:130
2627196220,0sleep00-21swapper/009:28:260
2624401220,1sleep02624574-21smartctl09:20:160
2596200220,1sleep22596447-21diskstats08:10:142
2586901220,1sleep12587053-21memory07:45:151
2582437220,0sleep10-21swapper/107:35:111
2581024220,1sleep22581190-21sed07:30:162
2576292220,2sleep1773-21sshd07:18:101
2707152210,0sleep10-21swapper/112:35:421
2706101210,0sleep20-21swapper/212:35:152
2705113210,0sleep02705115-21ssh12:31:040
2704700210,0sleep20-21swapper/212:30:182
2702618210,0sleep00-21swapper/012:25:200
2701741210,0sleep20-21swapper/212:25:152
2701647210,0sleep10-21swapper/112:25:131
2700967210,0sleep20-21swapper/212:21:142
2700963210,0sleep00-21swapper/012:21:120
2700353210,0sleep10-21swapper/112:20:171
2698854210,0sleep00-21swapper/012:16:120
2698762210,0sleep10-21swapper/112:15:201
2698257210,0sleep20-21swapper/212:15:172
2695380210,0sleep10-21swapper/112:10:121
2695375210,0sleep02695379-21ssh12:10:110
2695125210,0sleep20-21swapper/212:10:012
2694806210,0sleep00-21swapper/012:07:110
2694799210,0sleep20-21swapper/212:07:092
2694680210,0sleep10-21swapper/112:06:041
2691649210,0sleep10-21swapper/112:00:161
2691375210,0sleep00-21swapper/012:00:150
2691205210,0sleep20-21swapper/212:00:042
2688171210,0sleep20-21swapper/211:51:122
2688086210,0sleep00-21swapper/011:50:260
2686769210,0sleep10-21swapper/111:50:111
2685587210,0sleep00-21swapper/011:45:170
2684716210,0sleep20-21swapper/211:45:122
2683478210,0sleep10-21swapper/111:40:181
2683059210,1sleep22683173-21wc11:40:152
2682673210,0sleep00-21swapper/011:40:130
2681903210,0sleep00-21swapper/011:36:100
2680257210,0sleep10-21swapper/111:35:021
2680018210,0sleep20-21swapper/211:32:552
2678460210,0sleep00-21swapper/011:30:120
2676347210,0sleep02676373-21apt-get11:25:120
2676083210,0sleep00-21swapper/011:24:570
2674376210,0sleep20-21swapper/211:20:142
2672870210,0sleep10-21swapper/111:15:161
2672870210,0sleep10-21swapper/111:15:161
2671905210,0sleep20-21swapper/211:15:012
2671905210,0sleep20-21swapper/211:15:012
2670873210,0sleep00-21swapper/011:10:190
2670506210,0sleep10-21swapper/111:10:161
2669821210,0sleep20-21swapper/211:10:022
2668968210,0sleep10-21swapper/111:05:201
2666818210,0sleep20-21swapper/211:00:212
2666021210,0sleep10-21swapper/111:00:161
2665928210,0sleep00-21swapper/011:00:160
2663811210,0sleep20-21swapper/210:55:122
2663798210,0sleep00-21swapper/010:55:060
2663109210,0sleep10-21swapper/110:51:031
2661918210,0sleep00-21swapper/010:50:140
2661729210,0sleep20-21swapper/210:50:122
2659825210,0sleep10-21swapper/110:45:161
2659387210,0sleep20-21swapper/210:45:122
2657755210,0sleep10-21swapper/110:40:141
2657312210,0sleep20-21swapper/210:40:112
2655257210,0sleep20-21swapper/210:35:112
2654638210,0sleep10-21swapper/110:32:191
2653561210,0sleep20-21swapper/210:30:162
2653211210,0sleep00-21swapper/010:30:130
2652001210,0sleep20-21swapper/210:25:182
2651066210,0sleep00-21swapper/010:25:120
2650498210,1sleep00-21swapper/010:22:290
2649051210,0sleep22649257-21tr10:20:142
2644927210,0sleep20-21swapper/210:10:132
2644803210,0sleep10-21swapper/110:10:121
2644768210,0sleep00-21swapper/010:10:110
2643652210,0sleep20-21swapper/210:05:172
2643475210,0sleep10-21swapper/110:05:171
2641912210,0sleep20-21swapper/210:00:212
2641716210,0sleep00-21swapper/010:00:190
2640618210,0sleep10-21swapper/110:00:121
2639477210,0sleep00-21swapper/009:55:180
2638505210,0sleep10-21swapper/109:55:111
2636188210,0sleep20-21swapper/209:50:132
2635389210,0sleep10-21swapper/109:45:231
2634081210,0sleep20-21swapper/209:45:122
2633644210,0sleep10-21swapper/109:43:231
2632800210,0sleep00-21swapper/009:40:180
2631998210,0sleep20-21swapper/209:40:112
2630327210,0sleep20-21swapper/209:35:152
2629925210,0sleep00-21swapper/009:35:130
2627886210,0sleep10-21swapper/109:30:141
2627588210,0sleep20-21swapper/209:30:032
2625446210,0sleep10-21swapper/109:25:031
2623599210,0sleep20-21swapper/209:20:102
2623312210,0sleep00-21swapper/009:19:560
2621532210,0sleep20-21swapper/209:15:062
2621033210,0sleep10-21swapper/109:15:011
2621013210,0sleep10-21swapper/109:14:541
2619908210,0sleep02620059-21ntpq09:10:160
2617425210,0sleep20-21swapper/209:05:132
2617117210,0sleep10-21swapper/109:05:001
2615543210,0sleep00-21swapper/009:00:150
2615180210,0sleep20-21swapper/209:00:012
2615131210,0sleep00-21swapper/008:59:230
2613964210,0sleep10-21swapper/108:55:161
2613270210,0sleep20-21swapper/208:55:022
2612614210,0sleep10-21swapper/108:50:191
2611865210,0sleep00-21swapper/008:50:140
2611360210,0sleep20-21swapper/208:50:002
2610126210,0sleep00-21swapper/008:45:150
2609696210,0sleep10-21swapper/108:45:121
2608827210,0sleep20-21swapper/208:40:202
2608652210,0sleep10-21swapper/108:40:191
2606670210,0sleep20-21swapper/208:35:152
2606372210,0sleep00-21swapper/008:35:130
2604069210,0sleep00-21swapper/008:30:130
2601734210,1sleep00-21swapper/008:24:210
2600586210,0sleep22600738-21memory08:20:152
2598984210,0sleep20-21swapper/208:15:182
2598171210,0sleep10-21swapper/108:15:011
2596910210,1sleep10-21swapper/108:10:211
2594899210,0sleep20-21swapper/208:05:182
2594621210,0sleep00-21swapper/008:05:170
2593231210,0sleep00-21swapper/008:00:190
2593034210,0sleep22592191-21/usr/sbin/munin08:00:172
2590257210,0sleep00-21swapper/007:55:110
2590119210,0sleep20-21swapper/207:55:012
2589250210,0sleep00-21swapper/007:50:190
2588843210,0sleep10-21swapper/107:50:171
2587338210,0sleep00-21swapper/007:45:180
2586189210,0sleep20-21swapper/207:45:002
2585637210,0sleep10-21swapper/107:40:191
2585406210,0sleep00-21swapper/007:40:180
2583117210,0sleep20-21swapper/207:35:172
2580684210,0sleep00-21swapper/007:30:140
2579655210,0sleep20-21swapper/207:25:192
2578708210,0sleep00-21swapper/007:25:140
2578259210,0sleep20-21swapper/207:23:352
2578146210,0sleep10-21swapper/107:22:101
2576437210,0sleep00-21swapper/007:20:010
2575028210,0sleep20-21swapper/207:15:152
2574773210,0sleep00-21swapper/007:15:130
2574015210,0sleep20-21swapper/207:14:282
2573370210,0sleep00-21swapper/007:10:200
2572098210,0sleep10-21swapper/107:10:021
2703474200,0sleep10-21swapper/112:30:011
2689099200,0sleep10-21swapper/111:55:031
2680493200,0sleep20-21swapper/211:35:032
2678173200,0sleep10-21swapper/111:30:011
2676332200,0sleep10-21swapper/111:25:051
2676120200,0sleep20-21swapper/211:25:022
2663794200,0sleep10-21swapper/110:55:031
2657029200,0sleep00-21swapper/010:40:010
2655188200,0sleep00-21swapper/010:35:050
2655141200,0sleep10-21swapper/110:35:021
2648682200,0sleep10-21swapper/110:20:011
2646837200,0sleep10-21swapper/110:15:051
2646626200,0sleep20-21swapper/210:15:022
2642675200,0sleep00-21swapper/010:05:040
2636142200,0sleep00-21swapper/009:50:020
2629881200,0sleep10-21swapper/109:35:021
2625575200,0sleep20-21swapper/209:25:032
2623324200,0sleep10-21swapper/109:20:011
2619263200,0sleep20-21swapper/209:10:032
2617354200,0sleep10-21swapper/109:05:041
2617353200,0sleep00-21swapper/009:05:030
2609687200,0sleep20-21swapper/208:45:042
2607774200,0sleep00-21swapper/008:40:020
2605842200,0sleep10-21swapper/108:35:021
2603932200,0sleep20-21swapper/208:30:042
2603931200,0sleep10-21swapper/108:30:031
2602019200,0sleep10-21swapper/108:25:021
2601786200,0sleep00-21swapper/008:25:010
2600108200,0sleep10-21swapper/108:20:021
2597677200,0sleep00-21swapper/008:15:000
2593855200,0sleep10-21swapper/108:05:021
2591921200,0sleep10-21swapper/108:00:001
2590248200,0sleep10-21swapper/107:55:041
2588100200,0sleep20-21swapper/207:50:022
2584202200,0sleep20-21swapper/207:40:002
2582426200,0sleep00-21swapper/007:35:020
2580516200,0sleep10-21swapper/107:30:031
2578603200,0sleep10-21swapper/107:25:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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