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2026-02-14 - 12:36
[ 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 50 highest latencies:
System rackbslot7.osadl.org (updated Sat Feb 14, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2485321120,6sleep30-21swapper/321:35:253
3246621117,75sleep30-21swapper/319:07:123
31088211111,71sleep231081-21apt-get19:02:262
2975421040,9sleep30-21swapper/323:30:503
32559991026,85cyclictest12810-21munin-run23:57:091
325689910067,8cyclictest181rcu_preempt21:37:092
32559999945,47cyclictest0-21swapper/123:32:101
3255999952,32cyclictest13143-21grep19:42:451
310922958,60sleep131133-21cpu19:02:291
3255999943,34cyclictest31229-21/usr/sbin/munin23:32:411
3255999943,34cyclictest31229-21/usr/sbin/munin23:32:411
32559999431,58cyclictest32534-21cyclictest23:42:451
32559999350,37cyclictest7468-21diskmemload21:07:261
32559999324,9cyclictest0-21swapper/100:02:221
32559999324,9cyclictest0-21swapper/100:02:221
3255999932,46cyclictest13596-21cat23:57:341
32559999243,41cyclictest0-21swapper/121:22:091
32559999243,41cyclictest0-21swapper/121:22:091
3255999923,38cyclictest32692-21acpi22:42:191
3255999923,31cyclictest22786-21/usr/sbin/munin21:32:421
32559999229,11cyclictest0-21swapper/121:22:451
32559999225,12cyclictest0-21swapper/119:07:441
3254399922,55cyclictest31886-21/usr/sbin/munin00:28:250
3255999916,62cyclictest29696-21apt-get22:37:281
3255999913,38cyclictest22111-21fschecks_count20:12:311
3255999913,32cyclictest23148-21/usr/sbin/munin00:12:451
3255999913,32cyclictest23148-21/usr/sbin/munin00:12:451
32559999130,9cyclictest0-21swapper/100:27:221
3255999904,27cyclictest14376-21/usr/sbin/munin22:12:301
3255999903,38cyclictest9161-21awk22:57:091
3255999903,36cyclictest27188-21grep20:27:301
3255999903,30cyclictest19787-21/usr/sbin/munin21:27:351
32559999027,10cyclictest0-21swapper/122:27:101
32559999027,10cyclictest0-21swapper/122:27:101
3255999902,31cyclictest10888-21fschecks_count19:37:511
3255999902,29cyclictest8632-21grep19:32:121
32543999030,32cyclictest15-21ksoftirqd/000:15:040
32543999030,32cyclictest15-21ksoftirqd/000:15:040
3124529016,41sleep00-21swapper/019:02:370
3255999893,27cyclictest24236-21switchtime22:27:441
32559998929,11cyclictest0-21swapper/121:47:241
32559998929,11cyclictest0-21swapper/121:47:241
3255999892,34cyclictest18911-21cut20:02:321
3255999883,36cyclictest5543-21/usr/sbin/munin19:22:411
3255999883,34cyclictest5292-21latency_hist19:22:131
3255999883,34cyclictest28898-21fschecks_time20:32:311
3255999883,31cyclictest14444-21cut19:47:411
3255999883,29cyclictest1942-21/usr/sbin/munin00:32:331
3255999882,39cyclictest352-21runrttasks23:12:131
3255999882,34cyclictest22267-21awk23:17:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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