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2026-01-28 - 07:25
[ 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 Wed Jan 28, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8418215811,112sleep18479-21grep19:03:581
92819911937,44cyclictest0-21swapper/023:03:320
92819911937,44cyclictest0-21swapper/023:03:320
7989211310,83sleep00-21swapper/019:03:400
92819910942,25cyclictest31508-21sh23:20:360
92819910846,25cyclictest5584-21/usr/sbin/munin21:43:450
92819910545,21cyclictest1108-21find20:19:220
92819910545,21cyclictest1108-21find20:19:220
92819910543,24cyclictest25661-21ssh00:04:370
92819910541,31cyclictest352-21runrttasks21:32:240
92819910445,23cyclictest21199-21/usr/sbin/munin19:43:540
92819910442,24cyclictest11464-21taskset00:34:520
92819910439,29cyclictest1552-21sh22:30:420
92819910429,45cyclictest22300-21cat23:58:520
92819910343,22cyclictest16424-21ssh23:48:560
92819910334,39cyclictest0-21swapper/022:17:470
92819910242,25cyclictest27291-21ssh22:19:160
92819910240,28cyclictest8168-21rm23:36:000
92819910240,28cyclictest26935-21ssh21:24:480
92819910240,24cyclictest22100-21rm21:18:040
92819910239,28cyclictest2726-21ssh00:21:060
92819910239,27cyclictest15943-21rm22:54:010
92819910239,22cyclictest15287-21taskset19:23:450
92819910238,18cyclictest3194-21irqstats22:33:410
92819910144,25cyclictest8093-21cron20:43:160
92819910144,24cyclictest3348-21ssh23:28:290
92819910143,24cyclictest12654-21sh21:55:230
92819910142,24cyclictest8353-21/usr/sbin/munin20:43:530
92819910141,26cyclictest15282-21taskset21:03:410
92819910141,23cyclictest14681-21ssh21:58:500
92819910141,23cyclictest14681-21ssh21:58:500
92819910140,25cyclictest1487-21taskset21:37:420
92819910140,25cyclictest1487-21taskset21:37:420
92819910140,24cyclictest24212-21rm21:20:330
92819910139,27cyclictest29456-21ssh00:11:540
92819910139,27cyclictest29456-21ssh00:11:540
92819910137,24cyclictest23325-21/usr/sbin/munin19:48:430
92819910136,28cyclictest9324-21/usr/sbin/munin23:38:250
92819910136,28cyclictest9324-21/usr/sbin/munin23:38:250
92819910043,23cyclictest18327-21/usr/sbin/munin23:53:320
92819910041,25cyclictest14427-21ssh23:46:430
92819910041,25cyclictest14427-21ssh23:46:430
92819910040,23cyclictest9701-21rm21:50:290
92819910040,23cyclictest9701-21rm21:50:290
92819910039,28cyclictest28024-21taskset23:14:200
92819910039,28cyclictest28024-21taskset23:14:200
92819910039,26cyclictest32093-21sh00:15:540
9281999942,20cyclictest29285-21taskset20:08:320
9281999942,20cyclictest29285-21taskset20:08:320
9281999940,23cyclictest18536-21ssh22:04:590
9281999940,20cyclictest22217-21seq22:11:560
9281999939,22cyclictest10577-21ssh22:45:450
9281999938,29cyclictest8731-21latency_hist22:43:200
9281999938,24cyclictest13254-21ssh22:49:520
9281999938,24cyclictest13254-21ssh22:49:520
9281999937,24cyclictest2654-21uname21:38:450
9281999933,26cyclictest0-21swapper/022:58:320
9281999842,24cyclictest7145-21sh00:28:460
9281999840,19cyclictest2808-21ssh23:27:440
9281999833,50cyclictest31132-21grep20:13:390
9281999833,50cyclictest31132-21grep20:13:390
9281999765,22cyclictest26058-21apt-get19:58:290
9281999741,28cyclictest30981-21rm22:25:360
9281999741,28cyclictest30981-21rm22:25:360
9281999740,23cyclictest25803-21ssh23:11:290
9281999740,19cyclictest9994-21taskset20:48:300
9281999739,23cyclictest25535-21taskset19:55:280
9281999738,26cyclictest5862-21ssh00:26:320
9281999738,20cyclictest13140-21/usr/sbin/munin19:18:360
9300999613,71cyclictest7035-21apt-get00:28:322
9281999639,23cyclictest20767-21seq19:41:040
9281999639,20cyclictest4847-21seq20:33:130
9281999637,21cyclictest17590-21taskset19:31:560
9281999637,21cyclictest17590-21taskset19:31:560
9300999514,48cyclictest39-21ksoftirqd/219:12:152
929299953,50cyclictest6492-21apt-get00:28:311
9281999568,20cyclictest14694-21latency_hist21:03:180
9281999568,20cyclictest14694-21latency_hist21:03:180
9281999540,25cyclictest28123-21needreboot20:03:450
9281999540,25cyclictest28123-21needreboot20:03:450
9281999539,23cyclictest10545-21taskset19:09:520
9281999538,25cyclictest3192-21seq20:27:340
9281999538,25cyclictest3192-21seq20:27:340
9281999536,24cyclictest6450-21taskset20:38:090
47312940,7sleep30-21swapper/322:36:143
9281999338,27cyclictest17688-21ssh21:09:060
9281999338,27cyclictest17688-21ssh21:09:060
9281999338,22cyclictest11996-21awk19:13:460
9281999233,27cyclictest0-21swapper/020:57:570
9292999172,12cyclictest0-21swapper/123:28:491
9292999171,14cyclictest32555-21apt-key20:18:201
9292999171,14cyclictest32555-21apt-key20:18:201
9281999035,19cyclictest17955-21/usr/sbin/munin19:33:420
920228712,47sleep29218-21unin-run19:08:192
9300998664,14cyclictest497-21modprobe00:18:162
9300998610,34cyclictest39-21ksoftirqd/223:51:352
9292998658,19cyclictest16180-21diskmemload22:57:041
930099855,32cyclictest39-21ksoftirqd/221:17:362
9292998550,13cyclictest181rcu_preempt22:48:061
9292998549,13cyclictest181rcu_preempt22:42:471
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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