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2026-02-02 - 14:05
[ 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 Mon Feb 02, 2026 00:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11121991283,26cyclictest18608-21/usr/sbin/munin22:58:490
11121991277,11cyclictest0-21swapper/022:16:190
111219911158,47cyclictest15173-21sh22:53:170
111219911048,54cyclictest12902-21unixbench_multi22:48:330
11121991083,29cyclictest9672-21wc23:38:090
11121991083,29cyclictest9672-21wc23:38:090
11121991082,34cyclictest13248-21cat00:37:590
11121991082,34cyclictest13248-21cat00:37:590
11121991082,20cyclictest16348-21seq22:01:500
11121991056,10cyclictest0-21swapper/019:08:000
11121991053,23cyclictest12403-21sh23:42:460
11121991053,23cyclictest12403-21sh23:42:460
11121991043,28cyclictest352-21runrttasks22:35:400
11121991034,26cyclictest2867-21/usr/sbin/munin20:18:360
11121991032,30cyclictest9456-21grep20:38:330
11121991024,27cyclictest31076-21/usr/sbin/munin20:08:200
11121991024,27cyclictest31076-21/usr/sbin/munin20:08:200
11121991023,28cyclictest6043-21ssh22:38:130
11121991023,28cyclictest6043-21ssh22:38:130
111279910061,11cyclictest181rcu_preempt21:13:112
111219910044,50cyclictest13647-21fschecks_time20:53:190
11121991003,32cyclictest28527-21grep00:09:070
11121991003,30cyclictest15724-21/usr/sbin/munin23:48:360
11121991003,28cyclictest27049-21ssh23:12:590
11121991003,22cyclictest2638-21ssh23:25:250
11121999935,54cyclictest0-21swapper/020:03:140
11121999935,54cyclictest0-21swapper/020:03:140
1112199993,29cyclictest352-21runrttasks19:42:550
1112199993,28cyclictest29361-21fschecks_count22:23:190
1112199993,12cyclictest27240-21ssh23:13:080
1112199992,28cyclictest4344-21latency_hist00:22:590
1112199983,30cyclictest4802-21timerwakeupswit23:28:360
1112199982,29cyclictest32757-21ps22:28:270
1112199982,21cyclictest7001-21head21:43:330
11121999743,46cyclictest13167-21ssh23:43:200
1112199974,26cyclictest352-21runrttasks21:27:120
11121999739,50cyclictest0-21swapper/021:35:180
1112199973,33cyclictest352-21runrttasks23:20:500
1112199973,31cyclictest12017-21grep20:48:170
1112199973,27cyclictest14957-21/usr/sbin/munin19:18:210
1112199972,38cyclictest14535-21kworker/u17:0+rpciod21:50:280
1112199972,30cyclictest14998-21/usr/sbin/munin20:58:200
1112199972,30cyclictest14998-21/usr/sbin/munin20:58:200
1112199972,26cyclictest19689-21grep19:32:590
1112199972,23cyclictest3596-21proc_pri21:38:260
1112199972,22cyclictest725-21cut21:33:000
96212968,56sleep29640-21apt-get19:03:082
1112399963,65cyclictest4837-21apt-get20:28:101
1112199964,30cyclictest21187-21/usr/sbin/munin21:13:460
11121999639,49cyclictest27186-21grep19:53:330
1112199963,37cyclictest12985-21rm21:55:550
1112199963,37cyclictest12985-21rm21:55:550
1112199963,32cyclictest5328-21/usr/sbin/munin20:28:080
1112199953,30cyclictest20826-21/usr/sbin/munin22:08:300
11121999516,24cyclictest5035-21/usr/sbin/munin00:23:250
11121999516,24cyclictest5035-21/usr/sbin/munin00:23:250
11121999515,26cyclictest18931-21rm22:05:390
11121999515,26cyclictest18931-21rm22:05:390
1112199944,31cyclictest21486-40mandb23:58:070
1112199943,30cyclictest27449-21http00:07:560
1112199943,30cyclictest27449-21http00:07:560
1112199943,30cyclictest17201-21sendmail_mailqu19:23:290
1112199943,27cyclictest25390-21runrttasks19:48:320
1112199943,27cyclictest11712-21cat20:48:000
1112199942,35cyclictest5202-21latency_hist20:28:000
1112199942,30cyclictest8880-21/usr/sbin/munin22:43:330
1112199942,27cyclictest7184-21cut20:33:180
1112199934,28cyclictest23009-21/usr/sbin/munin19:43:240
1112199933,34cyclictest19110-21grep23:53:230
1112199932,31cyclictest28489-21sendmail_mailqu19:58:290
1112199932,31cyclictest28489-21sendmail_mailqu19:58:290
1112199932,29cyclictest22078-21ssh23:03:360
1112199932,29cyclictest22078-21ssh23:03:360
1112199932,24cyclictest24739-21seq21:18:210
1112199932,24cyclictest24739-21seq21:18:210
1112199932,21cyclictest17036-21latency21:03:220
1112199924,30cyclictest19776-21/usr/sbin/munin19:33:260
1112199924,29cyclictest31184-21grep00:13:190
1112199924,28cyclictest12878-21munin-node19:13:060
1112199924,27cyclictest20734-21ssh21:12:170
1112199924,27cyclictest20734-21ssh21:12:170
1112199922,19cyclictest27359-21ssh22:19:000
1112199913,32cyclictest1733-21latency_hist20:17:590
1112199913,29cyclictest11280-21/usr/sbin/munin19:08:250
11127999065,16cyclictest18587-21ssh22:58:492
11123999068,15cyclictest8611-21cron21:47:561
1112399906,66cyclictest17753-21apt-get22:58:121
1112199903,24cyclictest7998-21ssh00:28:250
1112799882,50cyclictest39-21ksoftirqd/221:57:522
1112799882,50cyclictest39-21ksoftirqd/221:57:522
11123998864,17cyclictest12878-21munin-node20:43:381
11123998766,14cyclictest14803-21sh22:53:001
11123998710,62cyclictest28068-21sh00:08:241
11123998661,17cyclictest1845-21latency_hist20:18:001
11127998561,18cyclictest13104-21cron20:52:562
11127998556,11cyclictest39-21ksoftirqd/222:15:242
11123998563,15cyclictest352-21runrttasks21:03:301
11127998343,11cyclictest181rcu_preempt22:23:132
1112399833,67cyclictest1002-21apt-get23:23:171
11127998249,22cyclictest30678-21latency_hist00:12:582
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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