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2026-03-09 - 12:16
[ 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 Mar 09, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1263021460,10sleep1301ktimers/119:01:031
1383021079,22sleep30-21swapper/319:05:393
13286210713,53sleep013371-21sed19:01:240
13950991063,43cyclictest32599-21rm23:10:532
13950991063,43cyclictest32599-21rm23:10:532
139509910564,36cyclictest13931-21cyclictest23:39:012
1119721030,6sleep30-21swapper/300:21:323
13950999946,44cyclictest0-21swapper/222:16:152
1395099994,37cyclictest352-21runrttasks21:25:502
13950999937,12cyclictest0-21swapper/200:26:022
13950999937,12cyclictest0-21swapper/200:26:022
1395099993,40cyclictest8410-21grep21:36:102
1395099993,38cyclictest26547-21tune2fs19:41:002
1395099984,36cyclictest352-21runrttasks22:44:482
1395099974,33cyclictest10232-21/usr/sbin/munin20:31:002
1395099973,34cyclictest23074-21ssh22:55:382
1395099973,34cyclictest15975-21/usr/sbin/munin00:30:482
13940999718,54cyclictest16135-21/usr/sbin/munin19:11:000
13940999718,54cyclictest16135-21/usr/sbin/munin19:11:000
1395099968,35cyclictest8625-21/usr/sbin/munin20:26:052
1395099967,35cyclictest22454-21grep19:26:562
1395099967,35cyclictest22454-21grep19:26:562
1395099964,39cyclictest21169-21/usr/sbin/munin23:46:112
1395099963,42cyclictest18301-21latency_hist20:55:412
13950999611,63cyclictest24097-21df22:56:512
1395099954,35cyclictest11639-21tune2fs22:36:002
1395099953,44cyclictest13669-21/usr/sbin/munin21:46:002
1395099953,44cyclictest13669-21/usr/sbin/munin21:46:002
1395099945,35cyclictest31236-21ssh00:01:142
1395099945,32cyclictest29559-21/usr/sbin/munin23:06:022
1395099944,37cyclictest20339-21latency21:01:022
1395099943,32cyclictest23792-21/usr/sbin/munin22:01:142
13950999431,11cyclictest0-21swapper/200:11:052
1395099942,42cyclictest28351-21fschecks_count21:15:582
1395099942,34cyclictest23357-21runrttasks19:31:002
124412947,59sleep212458-21/usr/sbin/munin19:00:492
13950999338,7cyclictest0-21swapper/223:30:592
1395099933,39cyclictest6784-21ntp_states23:21:092
1395099933,38cyclictest28791-21timerwakeupswit19:46:132
1395099933,36cyclictest7021-21/usr/sbin/munin20:21:062
1395099933,33cyclictest352-21runrttasks23:05:162
1395099932,38cyclictest19548-21latency_hist21:55:402
1394099937,66cyclictest1046-21ssh00:06:010
1395099925,36cyclictest2299-21/usr/sbin/munin22:21:042
1395099925,36cyclictest2299-21/usr/sbin/munin22:21:042
1395099923,37cyclictest16135-21/usr/sbin/munin19:11:032
1395099923,37cyclictest16135-21/usr/sbin/munin19:11:032
1395099923,36cyclictest2080-21latency_hist20:05:412
1395099923,36cyclictest2080-21latency_hist20:05:412
1395099923,36cyclictest14831-21modprobe20:45:372
1395099923,35cyclictest24298-21cstates23:50:552
1395099923,33cyclictest20008-21cut21:56:002
1395099923,33cyclictest20008-21cut21:56:002
13950999216,33cyclictest14480-21kernelversion19:06:032
1395099914,34cyclictest30480-21unixbench_singl19:51:142
1395099914,31cyclictest6967-21/usr/sbin/munin00:15:532
1395099914,31cyclictest18682-21grep19:16:122
1395099913,39cyclictest13391-21latency_hist20:40:412
1395099913,37cyclictest1723-21latency00:06:542
1395099913,35cyclictest24944-21grep19:35:592
13940999141,43cyclictest1655-21apt-get21:25:490
1395099904,33cyclictest20983-21latency_hist23:45:402
1395099904,33cyclictest20983-21latency_hist23:45:402
1395099903,34cyclictest25878-21cstates22:05:542
1395099903,34cyclictest12806-21latency_hist00:25:402
1395099903,33cyclictest2948-21grep20:06:122
1395099903,33cyclictest2948-21grep20:06:122
1395099894,33cyclictest15462-21grep20:46:022
1395099894,33cyclictest15462-21grep20:46:022
1395099893,35cyclictest26005-21ntpq21:12:032
1395099884,33cyclictest4271-21ntp_kernel_err20:11:072
1395099884,32cyclictest20404-21mailstats19:22:262
1395099883,38cyclictest17531-21forks22:45:572
1395099883,34cyclictest5777-21ssh21:31:162
1395099883,34cyclictest5777-21ssh21:31:162
1394499888,64cyclictest1224-21ssh00:06:311
13944998865,8cyclictest181rcu_preempt21:24:201
13944998863,8cyclictest181rcu_preempt23:31:141
13940998822,28cyclictest0-21swapper/021:45:510
13940998822,28cyclictest0-21swapper/021:45:510
1395099873,35cyclictest18667-21if_eth020:56:012
13944998745,12cyclictest181rcu_preempt21:06:281
13940998721,33cyclictest304-21diskstats23:10:590
13940998721,33cyclictest304-21diskstats23:10:590
1395099863,32cyclictest3126-21/usr/sbin/munin23:16:142
1395099862,42cyclictest31740-21fschecks_time19:57:072
13940998620,20cyclictest12850-21processes23:31:090
1395099853,35cyclictest9205-21ssh23:25:542
1395099853,35cyclictest9205-21ssh23:25:542
13944998570,9cyclictest27026-21ssh23:01:031
13940998563,15cyclictest11192-21latency_hist22:35:410
13940998563,15cyclictest11192-21latency_hist22:35:410
13940998544,33cyclictest0-21swapper/023:26:130
13940998544,33cyclictest0-21swapper/023:26:130
13940998514,24cyclictest19915-21ssh21:55:560
13940998514,24cyclictest19915-21ssh21:55:560
13944998435,21cyclictest13931-21cyclictest21:16:531
13940998419,26cyclictest29840-21/usr/sbin/munin22:11:140
13944998327,17cyclictest0-21swapper/120:10:401
13944998327,17cyclictest0-21swapper/120:10:401
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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