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2026-05-21 - 21:24
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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 highest latencies:
System rack1slot3.osadl.org (updated Thu May 21, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
241861699150,11cyclictest0-21swapper/311:25:123
241861699150,11cyclictest0-21swapper/310:20:133
2418616991311,1cyclictest0-21swapper/307:30:123
2418616991212,0cyclictest0-21swapper/308:55:103
2418616991211,0cyclictest0-21swapper/309:10:123
2418616991211,0cyclictest0-21swapper/307:35:093
241861699120,11cyclictest0-21swapper/311:15:133
241861699119,1cyclictest24429782chrt08:10:123
2418616991111,0cyclictest0-21swapper/310:35:133
2418616991111,0cyclictest0-21swapper/308:15:183
2418616991110,0cyclictest0-21swapper/312:15:013
2418616991110,0cyclictest0-21swapper/310:25:123
2418616991110,0cyclictest0-21swapper/307:45:123
241861699110,9cyclictest0-21swapper/309:20:123
241861699110,8cyclictest0-21swapper/312:30:023
241861699110,8cyclictest0-21swapper/310:45:013
241861699110,10cyclictest0-21swapper/312:15:143
241861699110,10cyclictest0-21swapper/307:40:183
241861699110,10cyclictest0-21swapper/307:25:173
241861699110,0cyclictest0-21swapper/309:35:123
241861699110,0cyclictest0-21swapper/309:25:103
241861699109,0cyclictest0-21swapper/312:30:193
2418616991010,0cyclictest0-21swapper/312:40:013
2418616991010,0cyclictest0-21swapper/312:00:123
2418616991010,0cyclictest0-21swapper/310:15:133
2418616991010,0cyclictest0-21swapper/309:50:023
2418616991010,0cyclictest0-21swapper/309:00:113
2418616991010,0cyclictest0-21swapper/308:45:123
2418616991010,0cyclictest0-21swapper/308:40:113
2418616991010,0cyclictest0-21swapper/308:00:123
241861699100,9cyclictest0-21swapper/308:10:003
241861699100,0cyclictest0-21swapper/310:05:193
241861699100,0cyclictest0-21swapper/308:20:173
24186169999,0cyclictest0-21swapper/310:15:013
24186169999,0cyclictest0-21swapper/309:55:113
24186169999,0cyclictest0-21swapper/307:50:003
24186169998,0cyclictest0-21swapper/311:20:133
24186169998,0cyclictest0-21swapper/311:03:153
24186169990,8cyclictest0-21swapper/311:10:183
24186169990,8cyclictest0-21swapper/310:55:123
24186169988,0cyclictest0-21swapper/311:57:033
24186169988,0cyclictest0-21swapper/310:34:063
24186169988,0cyclictest0-21swapper/307:15:013
24186169977,0cyclictest0-21swapper/311:40:133
24186169977,0cyclictest0-21swapper/310:50:143
24186169977,0cyclictest0-21swapper/310:45:163
24186169977,0cyclictest0-21swapper/309:07:093
24186169977,0cyclictest0-21swapper/308:50:123
24186169977,0cyclictest0-21swapper/307:10:103
24186169976,0cyclictest0-21swapper/308:25:163
24186169970,6cyclictest0-21swapper/309:50:213
24186169970,5cyclictest0-21swapper/310:00:013
24186169966,0cyclictest0-21swapper/309:30:193
24186169966,0cyclictest0-21swapper/308:30:113
24186169965,1cyclictest0-21swapper/308:35:123
24186169965,0cyclictest0-21swapper/311:53:303
24186169960,0cyclictest0-21swapper/309:45:013
24186169960,0cyclictest0-21swapper/307:20:163
2416808261,3sleep30-21swapper/307:05:053
2441940250,2sleep12442101-21timerandwakeup08:05:181
24186169955,0cyclictest0-21swapper/311:05:173
24186169954,0cyclictest0-21swapper/312:20:163
24186169954,0cyclictest0-21swapper/311:45:503
24186169951,2cyclictest0-21swapper/311:30:113
24186169950,0cyclictest0-21swapper/311:35:193
2443745240,2sleep02443917-21python308:10:170
24186169944,0cyclictest0-21swapper/309:15:213
24186169940,3cyclictest2539987-21chrt12:05:023
24186169940,3cyclictest2437183-21chrt07:55:033
2418266242,1sleep20-21swapper/207:07:162
2418203242,1sleep10-21swapper/107:06:271
2416850240,2sleep02417002-21sh07:05:140
2543290230,0sleep10-21swapper/112:10:211
2541824230,1sleep00-21swapper/012:09:570
2509664230,1sleep12509680-21apt-get10:55:011
2495328230,1sleep02495354-21apt-get10:20:130
2456369230,1sleep10-21swapper/108:45:121
2438602230,1sleep00-21swapper/007:56:440
2422456230,1sleep00-21swapper/007:15:220
2551226220,1sleep12551379-21systemctl12:30:191
2538971220,1sleep02539220-21users12:00:200
2516520220,1sleep02516907-21apt-key11:10:000
2509279220,0sleep00-21swapper/010:51:350
2506367220,1sleep02506519-21/usr/sbin/munin10:45:160
2497887220,1sleep12497403-21/usr/sbin/munin10:25:151
2494019220,1sleep22494190-21python310:15:202
2488801220,0sleep00-21swapper/010:05:010
2485472220,1sleep12485598-21sort09:55:171
2477824220,1sleep22477851-21perf09:40:022
2468573220,1sleep02468731-21ntp_states09:15:170
2463782220,1sleep0607-21dbus-daemon09:05:000
2440099220,1sleep20-21swapper/208:00:192
2428576220,1sleep12428610-21munin-run07:35:011
2424541220,0sleep00-21swapper/007:22:190
2553902210,0sleep22553904-21ssh12:36:042
2553453210,0sleep00-21swapper/012:35:180
2552518210,0sleep10-21swapper/112:35:111
2550422210,0sleep00-21swapper/012:30:060
2549706210,0sleep10-21swapper/112:25:471
2548882210,0sleep20-21swapper/212:25:162
2548588210,0sleep00-21swapper/012:25:130
2546529210,0sleep10-21swapper/112:20:141
2545999210,0sleep00-21swapper/012:20:010
2544635210,0sleep00-21swapper/012:15:170
2544293210,0sleep20-21swapper/212:15:152
2543915210,0sleep10-21swapper/112:15:021
2542242210,0sleep20-21swapper/212:10:152
2542089210,0sleep00-21swapper/012:10:120
2540804210,0sleep10-21swapper/112:05:171
2540436210,0sleep20-21swapper/212:05:142
2538670210,0sleep10-21swapper/112:00:171
2536437210,0sleep10-21swapper/111:55:161
2535955210,0sleep20-21swapper/211:55:132
2535821210,0sleep00-21swapper/011:55:110
2535513210,0sleep20-21swapper/211:54:342
2534514210,0sleep10-21swapper/111:50:171
2534421210,0sleep00-21swapper/011:50:160
2533310210,0sleep00-21swapper/011:48:270
2532968210,0sleep10-21swapper/111:45:241
2532106210,0sleep20-21swapper/211:45:172
2530257210,0sleep20-21swapper/211:40:162
2530011210,0sleep00-21swapper/011:40:140
2529578210,0sleep10-21swapper/111:40:111
2528806210,0sleep10-21swapper/111:35:401
2528369210,0sleep20-21swapper/211:35:212
2528191210,0sleep00-21swapper/011:35:190
2527029210,0sleep20-21swapper/211:33:212
2526687210,0sleep10-21swapper/111:30:191
2524038210,0sleep00-21swapper/011:25:180
2523741210,0sleep20-21swapper/211:25:152
2522200210,0sleep20-21swapper/211:20:202
2522026210,0sleep10-21swapper/111:20:191
2519917210,0sleep10-21swapper/111:15:181
2519838210,0sleep00-21swapper/011:15:170
2518583210,0sleep20-21swapper/211:12:302
2518507210,1sleep00-21swapper/011:11:490
2517839210,0sleep12518004-21/usr/sbin/munin11:10:181
2515125210,0sleep20-21swapper/211:05:152
2512924210,0sleep00-21swapper/011:00:160
2512707210,0sleep20-21swapper/211:00:142
2512009210,0sleep10-21swapper/111:00:011
2511065210,0sleep20-21swapper/210:55:182
2510792210,0sleep00-21swapper/010:55:160
2508520210,0sleep20-21swapper/210:50:182
2507839210,0sleep10-21swapper/110:50:121
2507580210,0sleep10-21swapper/110:50:001
2506119210,0sleep20-21swapper/210:45:132
2504102210,0sleep20-21swapper/210:40:132
2503826210,0sleep10-21swapper/110:40:121
2503701210,0sleep00-21swapper/010:40:110
2503303210,0sleep10-21swapper/110:39:111
2503014210,0sleep20-21swapper/210:36:362
2501758210,0sleep00-21swapper/010:35:140
2500977210,0sleep10-21swapper/110:32:001
2500927210,1sleep20-21swapper/210:31:322
2499626210,0sleep00-21swapper/010:30:150
2498298210,0sleep00-21swapper/010:25:170
2498025210,0sleep20-21swapper/210:25:162
2495323210,0sleep20-21swapper/210:20:112
2493291210,0sleep10-21swapper/110:15:151
2493220210,0sleep00-21swapper/010:15:140
2492873210,0sleep00-21swapper/010:14:130
2492041210,0sleep10-21swapper/110:10:171
2491134210,0sleep20-21swapper/210:10:112
2490253210,0sleep10-21swapper/110:05:211
2489150210,0sleep20-21swapper/210:05:142
2488460210,0sleep20-21swapper/210:01:592
2486976210,1sleep02486984-21cat10:00:130
2486778210,0sleep10-21swapper/110:00:021
2484667210,0sleep00-21swapper/009:55:120
2484096210,0sleep20-21swapper/209:55:022
2484084210,0sleep10-21swapper/109:54:581
2484000210,0sleep00-21swapper/009:54:120
2482267210,0sleep20-21swapper/209:50:142
2480613210,0sleep10-21swapper/109:45:171
2480341210,0sleep02480612-21df_inode09:45:150
2479930210,0sleep20-21swapper/209:45:022
2479643210,1sleep00-21swapper/009:42:270
2479463210,0sleep10-21swapper/109:40:521
2478523210,0sleep20-21swapper/209:40:132
2477465210,0sleep10-21swapper/109:36:441
2477441210,0sleep00-21swapper/009:36:310
2474894210,0sleep10-21swapper/109:30:201
2474227210,0sleep00-21swapper/009:30:140
2473964210,0sleep20-21swapper/209:30:132
2473283210,0sleep20-21swapper/209:25:202
2472414210,0sleep00-21swapper/009:25:140
2471978210,0sleep10-21swapper/109:25:111
2471596210,0sleep20-21swapper/209:23:492
2471433210,0sleep10-21swapper/109:22:071
2470162210,0sleep00-21swapper/009:20:140
2468385210,0sleep20-21swapper/209:15:162
2468120210,0sleep10-21swapper/109:15:141
2467535210,0sleep10-21swapper/109:13:221
2467395210,0sleep00-21swapper/009:11:540
2466376210,0sleep20-21swapper/209:10:152
2464993210,0sleep20-21swapper/209:05:192
2464713210,0sleep00-21swapper/009:05:170
2463811210,0sleep10-21swapper/109:05:021
2463644210,1sleep10-21swapper/109:03:131
2462555210,0sleep20-21swapper/209:00:142
2460637210,0sleep20-21swapper/208:55:152
2459941210,0sleep10-21swapper/108:55:021
2459640210,0sleep10-21swapper/108:51:101
2458463210,0sleep20-21swapper/208:50:152
2458279210,0sleep00-21swapper/008:50:120
2457693210,1sleep00-21swapper/008:45:390
2454713210,0sleep20-21swapper/208:40:142
2454458210,0sleep00-21swapper/008:40:120
2454087210,1sleep00-21swapper/008:38:430
2452628210,0sleep20-21swapper/208:35:142
2452527210,0sleep10-21swapper/108:35:121
2452131210,0sleep20-21swapper/208:33:082
2451061210,0sleep00-21swapper/008:30:150
2450624210,0sleep10-21swapper/108:30:111
2449382210,0sleep20-21swapper/208:25:172
2449127210,0sleep00-21swapper/008:25:150
2448307210,0sleep10-21swapper/108:23:071
2446885210,0sleep20-21swapper/208:20:122
2446789210,0sleep00-21swapper/008:20:100
2445657210,0sleep10-21swapper/108:15:191
2444901210,0sleep00-21swapper/008:15:140
2443918210,0sleep10-21swapper/108:10:191
2442949210,0sleep20-21swapper/208:10:122
2442575210,0sleep00-21swapper/008:08:250
2441501210,0sleep20-21swapper/208:05:152
2439550210,0sleep10-21swapper/108:00:141
2439282210,0sleep00-21swapper/008:00:130
2438633210,0sleep10-21swapper/107:57:091
2438497210,0sleep20-21swapper/207:55:232
2436599210,0sleep00-21swapper/007:50:330
2435725210,0sleep20-21swapper/207:50:142
2435280210,0sleep10-21swapper/107:50:091
2433107210,1sleep10-21swapper/107:45:101
2432388210,1sleep1766-21snmpd07:42:161
2432222210,0sleep00-21swapper/007:40:190
2431195210,0sleep20-21swapper/207:40:132
2429259210,0sleep10-21swapper/107:35:131
2429050210,0sleep00-21swapper/007:35:120
2427700210,0sleep20-21swapper/207:30:182
2426913210,0sleep00-21swapper/007:30:110
2426237210,0sleep10-21swapper/107:25:191
2425439210,0sleep00-21swapper/007:25:140
2425061210,0sleep20-21swapper/207:25:122
2424744210,0sleep10-21swapper/107:24:561
2423161210,0sleep20-21swapper/207:20:132
2419219210,0sleep00-21swapper/007:10:140
2418779210,0sleep10-21swapper/107:10:101
2550418200,0sleep20-21swapper/212:30:042
2546255200,0sleep20-21swapper/212:20:032
2537699200,0sleep20-21swapper/212:00:022
2525370200,0sleep00-21swapper/011:30:020
2523286200,0sleep10-21swapper/111:25:021
2520948200,0sleep00-21swapper/011:20:020
2519100200,0sleep20-21swapper/211:15:032
2514440200,0sleep10-21swapper/111:05:021
2495303200,0sleep10-21swapper/110:20:021
2460177200,0sleep00-21swapper/008:55:050
2456121200,0sleep20-21swapper/208:45:012
2454447200,0sleep10-21swapper/108:40:051
2448690200,0sleep10-21swapper/108:25:041
2444845200,0sleep20-21swapper/208:15:032
2433101200,0sleep00-21swapper/007:45:050
2433098200,0sleep20-21swapper/207:45:032
2428612200,0sleep20-21swapper/207:35:022
2421143200,0sleep20-21swapper/207:15:052
2421142200,0sleep10-21swapper/107:15:031
2418770200,0sleep20-21swapper/207:10:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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