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2026-01-21 - 19:37
[ 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 21, 2026 12:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14570212012,71sleep014584-21grep07:04:150
14570212012,71sleep014584-21grep07:04:150
14325210811,69sleep20-21swapper/207:04:042
14325210811,69sleep20-21swapper/207:04:042
15697991043,34cyclictest10086-21runrttasks08:29:011
2852021030,5sleep00-21swapper/011:04:410
15697991023,63cyclictest21376-21apt-get10:53:531
156919910065,23cyclictest26009-21apt-get07:38:570
156919910065,23cyclictest26009-21apt-get07:38:570
15697999979,12cyclictest0-21swapper/112:29:181
1569799995,84cyclictest0-21swapper/109:38:561
142802998,63sleep114323-21ls07:04:031
142802998,63sleep114323-21ls07:04:031
15697999774,12cyclictest0-21swapper/107:49:041
1569799973,26cyclictest16943-21seq07:10:241
1569799973,26cyclictest16943-21seq07:10:241
15691999668,17cyclictest13171-21apt-get08:38:540
1569799953,29cyclictest352-21runrttasks11:56:301
1569799953,29cyclictest352-21runrttasks11:56:301
1569799953,27cyclictest7598-21seq08:21:041
1569799953,27cyclictest7598-21seq08:21:041
15691999532,33cyclictest20413-21seq11:46:080
15704999457,30cyclictest0-21swapper/208:49:272
1569799943,27cyclictest26355-21seq10:08:271
1569799943,27cyclictest26355-21seq10:08:271
15691999430,23cyclictest21536-21runrttasks09:03:530
15704999370,12cyclictest0-21swapper/209:09:352
1570499933,51cyclictest0-21swapper/212:33:032
15704999268,13cyclictest0-21swapper/208:44:492
15704999268,13cyclictest0-21swapper/208:44:492
15704999255,31cyclictest0-21swapper/207:09:062
15704999255,31cyclictest0-21swapper/207:09:062
1570499923,83cyclictest0-21swapper/207:33:582
1570499923,83cyclictest0-21swapper/207:33:582
1569799924,78cyclictest0-21swapper/108:08:551
1569799922,28cyclictest352-21runrttasks11:08:541
1569799922,28cyclictest352-21runrttasks07:56:291
1569799922,28cyclictest352-21runrttasks07:32:271
1569799922,27cyclictest352-21runrttasks08:03:221
1569799922,27cyclictest19929-21seq09:56:521
1569799922,27cyclictest19929-21seq09:56:521
15691999265,19cyclictest1615-21apt-get08:03:530
15704999167,13cyclictest0-21swapper/208:39:032
15704999167,12cyclictest0-21swapper/210:58:452
15704999156,30cyclictest15679-21cyclictest11:24:562
1570499913,80cyclictest0-21swapper/207:38:572
1570499913,80cyclictest0-21swapper/207:38:572
1570499912,82cyclictest0-21swapper/208:03:532
15697999175,9cyclictest0-21swapper/111:49:161
15697999175,9cyclictest0-21swapper/111:49:161
15697999167,13cyclictest0-21swapper/107:38:531
15697999167,13cyclictest0-21swapper/107:38:531
1569799912,30cyclictest19441-21awk11:44:171
1569799912,29cyclictest352-21runrttasks07:27:371
1569799912,27cyclictest19358-21seq08:55:261
1569799912,25cyclictest14208-21seq08:39:551
15704999069,11cyclictest0-21swapper/208:19:172
15704999069,11cyclictest0-21swapper/208:19:172
15704999068,13cyclictest0-21swapper/207:49:032
15704999049,34cyclictest0-21swapper/207:14:102
15697999047,37cyclictest9527-21latency_hist11:28:451
1569799903,7cyclictest0-21swapper/110:13:531
1569799902,27cyclictest2831-21seq08:07:141
15691999032,34cyclictest2016-21seq11:14:420
15704998970,9cyclictest0-21swapper/210:04:092
15704998970,9cyclictest0-21swapper/210:04:092
15704998947,35cyclictest30930-21diskmemload09:20:352
15697998968,15cyclictest20671-21threads08:59:161
15697998968,15cyclictest20671-21threads08:59:161
15691998935,44cyclictest5975-21apt-get10:28:570
15691998932,37cyclictest28857-21seq10:12:120
15691998930,30cyclictest20853-21seq07:23:240
15704998850,32cyclictest22885-21diskmemload10:51:342
1569799883,29cyclictest352-21runrttasks07:17:531
1569799883,27cyclictest352-21runrttasks08:38:171
1569799883,27cyclictest352-21runrttasks08:38:171
1569799882,29cyclictest352-21runrttasks10:25:101
15691998830,34cyclictest20440-21seq10:51:560
15704998770,11cyclictest12776-21kworker/u17:0-rpciod09:55:132
15704998770,11cyclictest12776-21kworker/u17:0-rpciod09:55:132
15704998769,9cyclictest0-21swapper/210:19:412
15704998750,29cyclictest0-21swapper/210:59:142
15704998750,29cyclictest0-21swapper/210:59:142
15704998747,33cyclictest11945-21latency08:34:072
15704998747,33cyclictest11945-21latency08:34:072
15704998746,34cyclictest0-21swapper/209:59:192
15704998746,34cyclictest0-21swapper/209:34:052
1570499873,73cyclictest0-21swapper/209:38:562
1570499873,71cyclictest0-21swapper/211:18:572
15697998751,28cyclictest17183-21ntp_kernel_pll_08:49:211
15691998765,15cyclictest24332-21apt-get10:58:550
15691998765,15cyclictest24332-21apt-get10:58:550
15691998749,21cyclictest29695-21apt-get10:13:530
15704998647,33cyclictest0-21swapper/207:24:032
1569799864,8cyclictest0-21swapper/108:44:321
1569799864,8cyclictest0-21swapper/108:44:321
15691998652,20cyclictest2976-21apt-get09:28:530
15691998633,21cyclictest13168-21awk10:39:100
15704998545,33cyclictest10517-21switchtime10:34:312
1570499853,78cyclictest0-21swapper/211:13:532
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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