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2026-01-12 - 18:10
[ 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 Jan 12, 2026 12:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13127219513,127sleep213137-21systemd-run07:09:192
13127219513,127sleep213137-21systemd-run07:09:192
13250991054,45cyclictest1971-21ps10:24:511
12203210512,65sleep112210-21memory07:04:501
12203210512,65sleep112210-21memory07:04:501
13250991023,45cyclictest5337-21fschecks_time11:25:111
1325099993,32cyclictest352-21runrttasks09:46:541
1315229913,49sleep00-21swapper/007:09:210
1315229913,49sleep00-21swapper/007:09:210
1325099984,32cyclictest10926-21/usr/sbin/munin08:39:521
1325099983,41cyclictest4536-21fschecks_count10:29:391
1325099983,41cyclictest4536-21fschecks_count10:29:391
1324099973,75cyclictest18621-21apt-get09:59:300
1325099964,41cyclictest13378-21unixbench_multi09:49:541
1325099964,41cyclictest13378-21unixbench_multi09:49:541
1325099945,38cyclictest15730-21sh09:54:411
1325099944,37cyclictest2939-21interrupts08:14:401
13240998956,26cyclictest12086-21ssh12:31:330
13240998945,11cyclictest0-21swapper/009:49:380
13240998945,11cyclictest0-21swapper/009:49:380
13250998753,11cyclictest181rcu_preempt08:49:311
13240998766,15cyclictest16639-21ssh10:49:430
13240998766,15cyclictest16639-21ssh10:49:430
13258998559,19cyclictest19884-21processes10:54:492
13258998529,11cyclictest0-21swapper/210:39:302
13250998561,18cyclictest6216-21ssh12:21:521
13250998560,19cyclictest32249-21sh09:28:501
13250998559,18cyclictest28532-21latency_hist07:54:211
13258998461,17cyclictest4098-21apt-key08:19:202
13250998456,20cyclictest7236-21timerandwakeup09:39:541
13250998456,20cyclictest7236-21timerandwakeup09:39:541
13250998363,14cyclictest7787-21sh10:34:451
1325099834,50cyclictest11071-21fschecks_count11:34:381
13250998264,11cyclictest7744-21cpu08:29:341
13240998233,16cyclictest3828-21ssh09:34:450
13240998223,36cyclictest0-21swapper/011:04:530
13250998165,9cyclictest0-21swapper/107:14:311
13250998165,9cyclictest0-21swapper/107:14:311
13240998127,12cyclictest0-21swapper/008:54:520
13240998127,12cyclictest0-21swapper/008:54:520
13258998053,20cyclictest30063-21latency_hist07:59:202
13258998051,21cyclictest19921-21sh11:49:342
13258998051,21cyclictest19921-21sh11:49:342
13250998061,14cyclictest20369-21diskmemload09:29:551
13250998061,14cyclictest20369-21diskmemload09:29:551
1324099803,38cyclictest32268-21latency08:04:440
1324099803,38cyclictest18527-21gpgv09:59:220
1324099800,26cyclictest0-21swapper/011:29:290
1324099800,26cyclictest0-21swapper/011:29:290
13250997943,15cyclictest181rcu_preempt08:59:201
13258997857,11cyclictest0-21swapper/212:29:522
13258997854,15cyclictest30461-21fschecks_time07:59:392
13258997854,15cyclictest30461-21fschecks_time07:59:392
13250997851,17cyclictest16280-21latency_hist12:39:201
13250997851,17cyclictest16280-21latency_hist12:39:201
1325099783,41cyclictest20979-21ssh09:09:391
13240997832,36cyclictest1-21systemd10:59:180
13258997753,12cyclictest0-21swapper/207:34:542
13258997744,21cyclictest0-21swapper/208:29:402
13250997756,15cyclictest17124-21sendmail08:59:171
13258997657,13cyclictest28655-21timerandwakeup10:14:532
13258997642,12cyclictest181rcu_preempt12:02:482
1325899763,33cyclictest11099-21fschecks_count11:34:382
1325899762,41cyclictest4724-21apt-config11:24:212
13250997651,11cyclictest58-21kcompactd011:54:301
13240997656,12cyclictest3955-21latency_hist08:19:220
13240997626,29cyclictest0-21swapper/012:37:500
13240997626,29cyclictest0-21swapper/012:37:500
1324099760,45cyclictest27666-21ssh12:01:540
13258997554,15cyclictest21974-21latency_hist07:34:202
13258997552,14cyclictest15022-21apt-key07:14:212
13258997551,17cyclictest30384-21sh11:13:022
13258997544,22cyclictest15616-21sh09:54:402
13240997556,11cyclictest2020-21ssh10:24:510
13240997554,15cyclictest15933-21fschecks_count07:15:080
13240997554,15cyclictest15933-21fschecks_count07:15:080
13240997553,16cyclictest8214-21switchtime12:24:510
13240997527,34cyclictest0-21swapper/012:08:190
13258997445,22cyclictest11670-21switchtime08:39:542
13250997454,13cyclictest15286-21kworker/u17:0-xprtiod09:17:181
13250997451,17cyclictest25603-21kernelversion11:04:421
1324099743,37cyclictest8195-21wc10:34:540
1324099740,38cyclictest20369-21diskmemload12:14:190
119332748,35sleep30-21swapper/307:04:433
119332748,35sleep30-21swapper/307:04:433
13258997356,11cyclictest300-21rs:main2
13258997349,14cyclictest0-21swapper/212:19:502
13250997359,10cyclictest13230-21cyclictest12:29:441
13250997351,16cyclictest13230-21cyclictest08:34:411
13250997339,11cyclictest0-21swapper/110:14:451
13250997335,11cyclictest181rcu_preempt11:44:191
13240997337,29cyclictest30169-21ssh10:18:340
1324099733,40cyclictest29968-21fschecks_count09:24:380
13240997331,14cyclictest0-21swapper/007:54:170
13258997244,14cyclictest0-21swapper/208:29:212
13250997246,8cyclictest181rcu_preempt10:04:321
13250997234,12cyclictest181rcu_preempt11:10:321
1325099723,31cyclictest26459-21ntp_states11:59:481
1325099722,43cyclictest19428-21fschecks_count10:54:381
13250997215,14cyclictest181rcu_preempt10:04:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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