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2026-09-03 - 22:13
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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 all highest latencies:
System rackeslot2.osadl.org (updated Thu Sep 03, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
242951321200,2sleep0241rcuc/011:19:410
24734252730,2sleep02473430-21cpuspeed_turbos11:44:390
2213291272,12phc2sys0-21swapper/307:09:243
2213291272,12phc2sys0-21swapper/307:09:243
2213291251,3phc2sys0-21swapper/310:09:563
22935012220,1sleep12293508-21ls10:00:011
21059432210,2sleep12036659-21cyclictest07:59:481
2036663992017,1cyclictest0-21swapper/209:26:312
2036662992016,3cyclictest24615-21JS14:54:061
2036662992013,3cyclictest2204740-21unix_chkpwd09:10:001
2036662992012,3cyclictest2328899-21cron10:20:011
203666299201,1cyclictest2251546-21ssh09:39:241
2213291192,5phc2sys0-21swapper/308:54:233
2213291192,2phc2sys0-21swapper/311:11:283
203666299197,2cyclictest82050irq/121-eno110:29:511
2036662991916,2cyclictest24648-21gmain12:19:191
2036662991912,3cyclictest2225860-21if_err_enp1s0.809:24:441
203666199197,7cyclictest0-21swapper/012:24:220
203666199193,14cyclictest2266918-21idleruntime-cro09:45:010
2036661991916,2cyclictest2577093-21systemd-run12:40:020
2036661991916,2cyclictest24472-21rtkit-daemon11:04:380
2036661991910,5cyclictest2555483-21kthreadcore12:29:500
2213291181,2phc2sys0-21swapper/307:24:483
2213291180,4phc2sys0-21swapper/310:29:273
2036663991815,1cyclictest0-21swapper/207:14:512
203666299187,4cyclictest0-21swapper/110:39:221
203666199187,6cyclictest0-21swapper/010:34:450
203666199187,6cyclictest0-21swapper/010:25:010
203666199187,6cyclictest0-21swapper/010:10:020
203666199187,6cyclictest0-21swapper/009:15:020
203666199183,5cyclictest0-21swapper/009:33:520
2213291170,2phc2sys0-21swapper/311:15:043
2213291170,2phc2sys0-21swapper/310:50:143
2036663991714,1cyclictest0-21swapper/212:20:012
2036663991714,1cyclictest0-21swapper/211:39:472
203666299179,7cyclictest2115072-21idleruntime-cro08:05:011
203666299178,1cyclictest191rcu_preempt10:24:451
2036662991714,2cyclictest24617-21JS14:54:061
2036662991714,2cyclictest24615-21JS14:54:061
2036662991714,2cyclictest24614-21JS14:54:061
2036662991713,3cyclictest24619-21llvmpipe-112:21:591
2036662991713,3cyclictest2381277-21kthreadcore10:49:471
203666299171,13cyclictest0-21swapper/111:33:521
2036662991711,2cyclictest82050irq/121-eno111:19:451
203666199178,5cyclictest2258337-21systemd-run09:40:020
203666199177,5cyclictest0-21swapper/011:14:440
203666199176,6cyclictest0-21swapper/010:29:270
203666199174,7cyclictest0-21swapper/010:14:240
2036661991714,2cyclictest376-21systemd-journal12:00:000
2036661991714,2cyclictest2081546-21cpuspeed_turbos07:44:410
2036661991713,2cyclictest2231613-21ssh09:25:030
2036661991711,5cyclictest2036659-21cyclictest09:19:530
2213291161,3phc2sys0-21swapper/310:24:223
2213291161,3phc2sys0-21swapper/307:58:033
2213291160,2phc2sys0-21swapper/311:48:043
2213291160,2phc2sys0-21swapper/311:07:563
2036663991613,1cyclictest0-21swapper/211:59:502
2036663991613,1cyclictest0-21swapper/211:09:512
2036663991613,1cyclictest0-21swapper/210:58:392
2036663991613,1cyclictest0-21swapper/210:34:472
2036663991613,1cyclictest0-21swapper/209:49:532
2036663991613,1cyclictest0-21swapper/209:34:522
2036663991613,1cyclictest0-21swapper/209:19:462
203666299169,3cyclictest2561608-21/usr/sbin/munin12:34:511
203666299169,3cyclictest2299856-21kthreadcore10:04:481
2036662991613,2cyclictest778-21dbus-daemon10:35:011
2036662991613,2cyclictest24610-21gmain09:32:451
2036662991613,2cyclictest2315590-21kthreadcore10:14:461
2036662991612,3cyclictest2478410-21kthreadcore11:44:461
2036662991612,3cyclictest2441450-21kthreadcore11:24:471
2036662991612,3cyclictest2423140-21kthreadcore11:14:451
2036662991612,3cyclictest2148057-21kthreadcore08:29:471
2036662991612,3cyclictest2125172-21kthreadcore08:14:451
2036662991612,3cyclictest2089273-21irqrtprio07:49:451
203666299161,12cyclictest0-21swapper/112:05:151
2036662991610,2cyclictest2222490-21latency_hist09:20:011
203666299160,3cyclictest2260445-21apt-get09:44:221
203666199167,5cyclictest0-21swapper/011:40:010
203666199167,5cyclictest0-21swapper/010:44:140
203666199167,5cyclictest0-21swapper/010:39:400
203666199165,4cyclictest82050irq/121-eno111:29:450
203666199162,1cyclictest2373329-21kworker/0:1+events10:54:220
2036661991613,2cyclictest2516841-21sh12:08:200
2036661991613,2cyclictest24472-21rtkit-daemon07:39:130
2036661991613,2cyclictest2234747-21if_enp1s009:29:470
2036661991612,3cyclictest932-1atopacctd12:35:000
2213291151,7phc2sys0-21swapper/309:27:453
2213291150,3phc2sys0-21swapper/311:23:463
2213291150,2phc2sys0-21swapper/311:41:493
2036663991512,1cyclictest0-21swapper/211:45:012
2036663991512,1cyclictest0-21swapper/209:44:452
2036663991512,1cyclictest0-21swapper/209:14:502
2036663991512,1cyclictest0-21swapper/208:29:422
2036663991512,1cyclictest0-21swapper/207:34:492
203666399151,11cyclictest0-21swapper/210:39:222
203666399150,12cyclictest0-21swapper/210:20:522
203666299158,3cyclictest2396745-21kthreadcore10:59:481
203666299157,3cyclictest2236916-21kthreadcore09:29:501
203666299157,3cyclictest0-21swapper/111:29:521
2036662991512,2cyclictest24616-21JS14:54:061
2036662991512,2cyclictest24472-21rtkit-daemon12:01:291
2036662991511,3cyclictest778-21dbus-daemon11:40:001
2036662991511,3cyclictest2531405-21kthreadcore12:14:471
2036662991511,3cyclictest2406368-21kthreadcore11:04:461
2036662991511,3cyclictest2211283-21kthreadcore09:14:461
2036662991511,3cyclictest2175084-21kthreadcore08:49:471
2036662991511,3cyclictest2159317-21kthreadcore08:39:461
2036662991511,3cyclictest2153237-21kthreadcore08:34:461
2036662991511,3cyclictest2118797-21kthreadcore08:09:451
2036662991511,3cyclictest2086540-21kthreadcore07:44:471
2036662991511,3cyclictest2075359-21irqcore07:39:441
2036662991511,3cyclictest2069666-21kthreadcore07:34:461
2036662991511,3cyclictest2061700-21irqrtprio07:29:451
2036662991511,3cyclictest2049477-21kthreadcore07:19:451
2036662991511,3cyclictest2049477-21kthreadcore07:19:451
2036662991511,1cyclictest601rcuop/308:54:271
2036662991510,4cyclictest2270050-21cut09:49:461
203666299150,6cyclictest2059718-21cron07:25:011
203666199155,5cyclictest0-21swapper/012:19:520
203666199151,8cyclictest2177787-21apt-get08:54:230
2036661991513,1cyclictest2036659-21cyclictest09:04:520
2036661991512,2cyclictest24615-21JS14:54:060
2036661991512,2cyclictest24472-21rtkit-daemon10:46:400
2036661991512,2cyclictest2437369-21sh11:24:120
2036661991512,2cyclictest2171579-21fschecks_time08:49:430
2036661991512,2cyclictest2169847-21mailstats08:44:500
2036661991512,2cyclictest2152652-21kthreadcore08:34:450
2036661991511,2cyclictest778-21dbus-daemon10:20:030
203666199150,7cyclictest2496521-21tail11:54:460
203666199150,11cyclictest2507837-21ssh12:02:550
2213291140,5phc2sys0-21swapper/307:54:213
2213291140,3phc2sys0-21swapper/311:04:223
2213291140,2phc2sys0-21swapper/311:29:193
2213291140,2phc2sys0-21swapper/309:14:513
203666399141,7cyclictest0-21swapper/211:34:222
203666399141,6cyclictest0-21swapper/212:04:232
2036663991411,1cyclictest0-21swapper/212:29:502
2036663991411,1cyclictest0-21swapper/212:24:412
2036663991411,1cyclictest0-21swapper/212:14:452
2036663991411,1cyclictest0-21swapper/212:09:522
2036663991411,1cyclictest0-21swapper/211:54:192
2036663991411,1cyclictest0-21swapper/211:49:452
2036663991411,1cyclictest0-21swapper/211:30:022
2036663991411,1cyclictest0-21swapper/211:02:162
2036663991411,1cyclictest0-21swapper/210:55:012
2036663991411,1cyclictest0-21swapper/210:49:512
2036663991411,1cyclictest0-21swapper/210:29:442
2036663991411,1cyclictest0-21swapper/209:54:432
2036663991411,1cyclictest0-21swapper/209:09:502
2036663991411,1cyclictest0-21swapper/209:04:432
2036663991411,1cyclictest0-21swapper/208:42:092
2036663991411,1cyclictest0-21swapper/208:20:022
2036663991411,1cyclictest0-21swapper/208:14:502
2036663991411,1cyclictest0-21swapper/207:59:452
2036663991411,1cyclictest0-21swapper/207:50:592
2036663991411,1cyclictest0-21swapper/207:20:012
2036663991411,1cyclictest0-21swapper/207:20:012
2036663991410,2cyclictest0-21swapper/210:19:502
2036663991410,2cyclictest0-21swapper/208:25:032
203666399140,8cyclictest0-21swapper/210:04:232
203666399140,7cyclictest0-21swapper/212:34:252
203666399140,7cyclictest0-21swapper/208:54:232
203666299148,5cyclictest2240638-21kworker/u16:4-rpciod11:57:171
2036662991412,1cyclictest2198021-21sed09:05:021
2036662991411,2cyclictest2573570-21kthreadcore12:39:461
2036662991411,2cyclictest2369027-21kthreadcore10:44:461
2036662991411,2cyclictest2040689-21kthreadcore07:14:461
2036662991410,3cyclictest2492718-21kthreadcore11:54:421
2036662991410,3cyclictest2309214-21kthreadcore10:09:521
2036662991410,3cyclictest2186732-21kthreadcore08:59:451
2036662991410,3cyclictest2165063-21irqcore08:44:441
2036662991410,3cyclictest2131974-21kthreadcore08:19:461
2036662991410,3cyclictest2099221-21kthreadcore07:54:441
2036662991410,3cyclictest2036659-21cyclictest11:49:501
203666199144,5cyclictest0-21swapper/011:45:380
203666199143,4cyclictest2049656-21kthreadcore07:19:460
203666199143,4cyclictest2049656-21kthreadcore07:19:460
203666199141,7cyclictest2531830-21cat12:14:470
2036661991412,1cyclictest2116499-21gltestperf08:09:410
2036661991411,2cyclictest24617-21JS14:54:060
2036661991411,2cyclictest24615-21JS14:54:060
2036661991411,2cyclictest2412745-21kthreadcore11:09:450
2036661991411,2cyclictest2394015-21sh10:59:430
2036661991411,2cyclictest2293118-21threads09:59:520
2036661991411,2cyclictest2240638-21kworker/u16:4-rpciod09:50:150
2036661991411,2cyclictest2187951-21kthreadcore08:59:460
2036661991411,2cyclictest2130247-21gltestperf08:19:430
2036661991411,2cyclictest2128940-21systemd-run08:15:010
2036661991411,2cyclictest2098052-21kthreadcore07:54:450
2036661991411,2cyclictest2070629-21kthreadcore07:34:470
2036661991411,2cyclictest2043977-21munin-run07:15:030
203666199140,9cyclictest2138499-21kthreadcore08:24:460
2213291138,2phc2sys0-21swapper/312:29:513
2213291135,3phc2sys0-21swapper/312:15:013
2213291133,3phc2sys0-21swapper/309:39:483
2213291130,3phc2sys0-21swapper/309:34:233
2213291130,2phc2sys0-21swapper/312:32:483
2213291130,2phc2sys0-21swapper/308:32:003
2213291130,1phc2sys0-21swapper/309:21:003
203666399136,4cyclictest0-21swapper/208:59:512
203666399131,7cyclictest0-21swapper/208:34:232
2036663991311,1cyclictest0-21swapper/211:14:392
2036663991311,1cyclictest0-21swapper/207:41:352
2036663991310,1cyclictest0-21swapper/211:24:512
2036663991310,1cyclictest0-21swapper/211:19:482
2036663991310,1cyclictest0-21swapper/210:41:592
2036663991310,1cyclictest0-21swapper/210:09:282
2036663991310,1cyclictest0-21swapper/209:59:202
2036663991310,1cyclictest0-21swapper/209:40:012
2036663991310,1cyclictest0-21swapper/209:24:242
2036663991310,1cyclictest0-21swapper/208:04:262
2036663991310,1cyclictest0-21swapper/207:39:472
2036663991310,1cyclictest0-21swapper/207:29:302
2036663991310,1cyclictest0-21swapper/207:24:472
203666199133,5cyclictest2143283-21/usr/sbin/munin08:29:300
2036661991310,2cyclictest2297358-21kthreadcore10:04:460
2036661991310,2cyclictest2200744-21kthreadcore09:09:450
2036661991310,2cyclictest2160878-21kthreadcore08:39:470
2036661991310,2cyclictest2093774-21proc_pri07:49:500
2036661991310,2cyclictest2054281-21head07:24:440
2213291124,2phc2sys0-21swapper/308:27:523
2213291123,2phc2sys0-21swapper/309:09:463
2213291120,5phc2sys0-21swapper/310:49:223
2213291120,4phc2sys0-21swapper/310:34:233
2213291120,4phc2sys0-21swapper/307:49:243
2213291120,2phc2sys0-21swapper/312:38:153
2213291120,2phc2sys0-21swapper/312:05:283
2213291120,2phc2sys0-21swapper/308:56:233
2213291120,1phc2sys0-21swapper/310:38:083
203666399129,1cyclictest0-21swapper/212:39:402
203666399129,1cyclictest0-21swapper/210:12:322
203666399129,1cyclictest0-21swapper/208:38:192
203666399129,1cyclictest0-21swapper/208:08:372
203666399129,1cyclictest0-21swapper/207:49:462
2036663991210,1cyclictest0-21swapper/208:49:522
203666199129,2cyclictest778-21dbus-daemon07:10:020
203666199129,2cyclictest778-21dbus-daemon07:10:020
203666199129,2cyclictest2060710-21cpuspeed_turbos07:29:410
203666199120,7cyclictest0-21swapper/008:04:230
2213291112,2phc2sys0-21swapper/310:13:233
2213291111,4phc2sys0-21swapper/307:34:243
2213291111,2phc2sys0-21swapper/312:16:393
2213291110,3phc2sys0-21swapper/312:04:043
2213291110,3phc2sys0-21swapper/307:39:233
2213291110,2phc2sys0-21swapper/310:41:413
2213291110,1phc2sys0-21swapper/308:12:423
2213291110,1phc2sys0-21swapper/307:12:143
2213291104,3phc2sys0-21swapper/309:19:423
2213291101,5phc2sys0-21swapper/308:09:223
2213291101,2phc2sys0-21swapper/309:58:123
2213291101,2phc2sys0-21swapper/309:49:463
2213291101,2phc2sys0-21swapper/309:40:043
2213291100,2phc2sys0-21swapper/311:58:553
2213291100,2phc2sys0-21swapper/310:15:043
2213291100,2phc2sys0-21swapper/310:01:093
2213291100,2phc2sys0-21swapper/309:54:233
2213291100,2phc2sys0-21swapper/308:45:093
2213291100,2phc2sys0-21swapper/308:39:233
2213291100,2phc2sys0-21swapper/308:24:233
2213291100,2phc2sys0-21swapper/307:19:473
2213291100,2phc2sys0-21swapper/307:19:473
203666399106,2cyclictest0-21swapper/207:10:032
203666399106,2cyclictest0-21swapper/207:10:032
203666299104,2cyclictest2036812-21latency_hist07:10:031
203666299104,2cyclictest2036812-21latency_hist07:10:031
221329191,4phc2sys0-21swapper/308:19:243
221329191,2phc2sys0-21swapper/310:56:243
221329191,2phc2sys0-21swapper/308:01:593
221329191,2phc2sys0-21swapper/307:40:433
221329190,3phc2sys0-21swapper/311:35:223
221329190,2phc2sys0-21swapper/312:20:233
221329190,2phc2sys0-21swapper/311:51:093
221329190,2phc2sys0-21swapper/311:30:533
221329190,2phc2sys0-21swapper/309:04:253
221329190,2phc2sys0-21swapper/308:44:563
221329190,2phc2sys0-21swapper/307:29:563
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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