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2026-01-27 - 06:32
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot7.osadl.org (updated Tue Jan 27, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3134991513,97cyclictest0-21swapper/021:38:310
3134991513,97cyclictest0-21swapper/021:38:310
1867214812,85sleep11919-21fschecks_time19:03:481
3134991323,98cyclictest29819-21diskmemload00:23:330
31349912532,82cyclictest15350irq/295-2188000.ethernet19:08:330
3134991243,70cyclictest13848-21ssh21:13:430
313499124107,11cyclictest21110-21ssh00:09:030
313499124107,11cyclictest21110-21ssh00:09:030
31349912241,62cyclictest17188-21ssh22:13:230
31349912040,59cyclictest4943-21kworker/u17:2+rpciod22:13:530
31349911739,70cyclictest0-21swapper/021:23:430
31529911664,12cyclictest11338-21modprobe22:58:192
3134991163,77cyclictest17567-21find23:08:300
3134991153,80cyclictest18321-21ntpq00:03:480
3134991153,80cyclictest18321-21ntpq00:03:480
3134991113,75cyclictest29300-21latency_hist23:28:230
279921117,15sleep20-21swapper/219:06:092
3134991103,93cyclictest2796-21sh22:43:330
3134991103,93cyclictest2796-21sh22:43:330
3134991094,86cyclictest18481-21apt-get19:53:340
3134991094,73cyclictest14893-21fschecks_count23:03:410
3134991094,62cyclictest0-21swapper/021:33:450
3134991092,95cyclictest8941-21seq21:04:100
3134991092,55cyclictest8264-21ssh23:47:380
3134991085,90cyclictest0-21swapper/023:38:310
3134991083,68cyclictest29769-21taskset23:28:420
3134991083,68cyclictest29769-21taskset23:28:420
3134991082,72cyclictest16751-21sed19:48:230
3134991073,65cyclictest13881-21latency_hist22:08:220
3134991073,65cyclictest13881-21latency_hist22:08:220
31349910644,56cyclictest13454-21latency_hist21:13:240
31349910643,51cyclictest0-21swapper/022:38:410
31349910636,61cyclictest0-21swapper/021:23:200
31349910618,47cyclictest0-21swapper/000:34:560
3134991058,57cyclictest0-21swapper/019:18:200
3134991053,95cyclictest0-21swapper/023:33:310
3134991053,70cyclictest25392-21cron21:33:200
3134991053,68cyclictest29378-21cpu22:33:360
3134991052,66cyclictest1023-21ssh21:45:490
31349910440,37cyclictest23430-21ssh22:23:360
3134991042,73cyclictest22378-21ssh22:21:210
3134991033,67cyclictest23352-21cat23:18:230
3134991033,67cyclictest23352-21cat23:18:230
3134991032,67cyclictest11846-21df22:58:370
31449910282,14cyclictest22313-21apt-key21:28:231
3134991022,64cyclictest8294-21seq21:02:240
31529910177,16cyclictest11249-21ssh21:08:522
3134991014,81cyclictest0-21swapper/020:53:340
3134991014,61cyclictest352-21runrttasks23:48:540
31349910028,42cyclictest0-21swapper/020:13:430
3134991002,66cyclictest14767-21apt-get23:58:310
313499993,63cyclictest579-21seq20:38:340
313499993,62cyclictest0-21swapper/023:21:180
3134999932,60cyclictest0-21swapper/000:15:220
313499992,83cyclictest0-21swapper/021:58:330
3134999925,62cyclictest0-21swapper/020:28:230
313499984,59cyclictest0-21swapper/000:28:450
313499983,62cyclictest10276-21cut19:28:230
313499982,61cyclictest11296-21ssh22:58:150
313499973,60cyclictest5244-21sh21:53:350
313499972,88cyclictest2795-21ssh21:48:470
313499972,88cyclictest2795-21ssh21:48:470
313499972,65cyclictest27657-21sort00:18:540
313499972,65cyclictest27657-21sort00:18:540
3134999718,46cyclictest0-21swapper/019:18:530
3144999675,11cyclictest4320-21kworker/u17:2-rpciod22:53:571
313499953,78cyclictest0-21swapper/019:58:340
313499953,78cyclictest0-21swapper/019:58:340
3134999532,56cyclictest0-21swapper/023:53:570
3152999469,16cyclictest26403-21ssh21:33:542
3152999450,12cyclictest181rcu_preempt00:28:352
313499943,77cyclictest0-21swapper/020:43:330
313499942,87cyclictest0-21swapper/022:28:340
313499942,66cyclictest0-21swapper/019:48:440
3134999233,50cyclictest0-21swapper/022:53:200
3152999175,9cyclictest0-21swapper/221:48:362
3152999175,9cyclictest0-21swapper/221:48:362
3152999175,10cyclictest16863-21kworker/u17:3-rpciod23:23:442
3152999150,32cyclictest31716-21if_eth020:33:422
313499915,74cyclictest3122-21cyclictest19:08:250
3134999131,55cyclictest0-21swapper/020:33:440
313499912,59cyclictest11977-21cat19:33:230
313499912,59cyclictest11977-21cat19:33:230
3144999067,14cyclictest2891-21cpuspeed22:43:371
3144999067,14cyclictest2891-21cpuspeed22:43:371
313499902,67cyclictest13760-21cstates19:38:370
3152998972,10cyclictest200-21systemd-journal22:08:212
3152998972,10cyclictest200-21systemd-journal22:08:212
3152998968,13cyclictest0-21swapper/223:43:532
3152998959,21cyclictest23193-21idleruntime-cro23:18:202
3152998959,21cyclictest23193-21idleruntime-cro23:18:202
3152998933,10cyclictest181rcu_preempt00:08:582
3152998933,10cyclictest181rcu_preempt00:08:582
313499893,56cyclictest12761-21sort19:33:550
313499892,70cyclictest26583-21seq20:18:330
3152998767,14cyclictest8418-21systemd-run21:03:212
3152998749,10cyclictest181rcu_preempt00:18:442
3152998749,10cyclictest181rcu_preempt00:18:442
3144998766,15cyclictest544-21cron20:23:201
313499874,70cyclictest0-21swapper/020:28:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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