You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-03 - 00:11
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 rack0slot2.osadl.org (updated Mon Mar 02, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
205962025848,7sleep50-21swapper/507:02:345
205961225848,7sleep60-21swapper/607:02:276
2060049995248,3cyclictest2326702-21kworker/u16:4+flush-8:009:44:564
2060049995248,3cyclictest2326702-21kworker/u16:4+flush-8:009:44:564
2060049994946,2cyclictest2761986-21kworker/u16:3+flush-8:012:19:384
2060055994745,2cyclictest2485533-21kworker/u16:2+flush-8:010:59:385
2060049994745,2cyclictest2399578-21kworker/u16:1+flush-8:011:29:384
2060049994644,2cyclictest2226407-21kworker/u16:2+flush-8:009:14:384
2060049994643,2cyclictest2545603-21kworker/u16:3+flush-8:010:54:564
205954324636,7sleep40-21swapper/407:01:284
2060055994441,2cyclictest2006710-21kworker/u16:1+flush-8:008:49:385
2060049994339,3cyclictest2092736-21kworker/u16:0+flush-8:008:09:564
2060049994038,2cyclictest2178535-21kworker/u16:4+flush-8:008:24:334
20594722403,31sleep70-21swapper/707:00:277
2060049993937,2cyclictest2006710-21kworker/u16:1+flush-8:008:44:384
2060059993835,2cyclictest2226407-21kworker/u16:2+flush-8:009:39:336
2060055993733,3cyclictest2485533-21kworker/u16:2+flush-8:011:24:445
2060059993634,2cyclictest2424620-21kworker/u16:3+flush-8:010:35:146
2060055993633,2cyclictest2092736-21kworker/u16:0+flush-8:008:25:045
2060049993634,2cyclictest2424620-21kworker/u16:3+flush-8:010:39:384
2060055993533,2cyclictest2761986-21kworker/u16:3+flush-8:012:20:125
2060055993533,2cyclictest2628461-21kworker/u16:0+events_unbound11:31:585
2060049993532,2cyclictest2687038-21kworker/u16:4+flush-8:011:49:554
2060049993532,2cyclictest2687038-21kworker/u16:4+flush-8:011:49:554
2060049993531,3cyclictest2031196-21kworker/u16:5+flush-8:007:45:044
2060059993431,2cyclictest2399578-21kworker/u16:1+flush-8:010:25:006
2060049993432,2cyclictest2675630-21kworker/u16:2+flush-8:011:45:094
2060060993327,5cyclictest2328940-21latency_hist09:19:387
2060055993331,2cyclictest2351700-21kworker/u16:1+flush-8:009:34:335
2060059993228,3cyclictest2092736-21kworker/u16:0+flush-8:008:10:046
2060049993230,2cyclictest2687038-21kworker/u16:4+flush-8:012:09:554
2060055993129,2cyclictest2485533-21kworker/u16:2+flush-8:011:24:385
2060049993127,3cyclictest2006710-21kworker/u16:1+flush-8:008:05:064
2060060993024,5cyclictest2273794-21latency_hist08:54:397
2060055993028,2cyclictest2092736-21kworker/u16:0+flush-8:008:14:545
2060055993027,2cyclictest2006710-21kworker/u16:1+flush-8:009:09:395
2060049993027,2cyclictest2092736-21kworker/u16:0+events_unbound07:24:534
2060059992927,2cyclictest2006710-21kworker/u16:1+flush-8:009:10:216
2060049992927,2cyclictest2092736-21kworker/u16:0+flush-8:007:59:344
2060060992823,4cyclictest2226024-21latency_hist08:29:387
2060055992826,2cyclictest2569808-21kworker/u16:4+flush-8:011:09:375
2060049992826,2cyclictest2226407-21kworker/u16:2+flush-8:008:34:334
2060049992725,2cyclictest2092736-21kworker/u16:0+flush-8:007:50:094
2060055992625,1cyclictest2735794-21kworker/u16:0+events_unbound12:15:465
2060049992624,2cyclictest2485533-21kworker/u16:2+flush-8:011:24:334
206006099251,23cyclictest2640359-21ssh11:26:497
2060059992522,2cyclictest2399578-21kworker/u16:1+flush-8:009:49:436
2060055992523,2cyclictest2747825-21kworker/u16:1+flush-8:012:29:325
2060055992523,2cyclictest2159236-21kworker/u16:2+flush-8:008:00:045
2060049992523,2cyclictest2399578-21kworker/u16:1+flush-8:010:39:534
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional