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2026-02-10 - 16:44
[ 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 rack0slot2.osadl.org (updated Tue Feb 10, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18774152960,0sleep60-21swapper/612:31:156
1143619995750,6cyclictest1633631-21latency_hist10:50:577
114310725747,7sleep50-21swapper/507:02:505
114310025320,29sleep70-21swapper/707:02:447
114307925343,7sleep40-21swapper/407:02:244
114305224939,7sleep60-21swapper/607:02:026
14029082450,0sleep71402909-21rm09:14:567
1143619994337,5cyclictest650-21systemd-journal12:00:587
114361999400,38cyclictest1887642-21latency_hist12:35:587
1143617993835,3cyclictest1656486-21kworker/u16:0+flush-8:011:06:286
1143617993735,2cyclictest1766681-21kworker/u16:0+flush-8:012:21:296
1143617993735,2cyclictest1634016-21kworker/u16:6+flush-8:010:56:346
1143617993735,2cyclictest1291530-21kworker/u16:0+events_unbound09:26:256
1143617993734,2cyclictest1848182-21kworker/u16:1+flush-8:012:26:296
1143617993634,2cyclictest1706659-21kworker/u16:4+events_unbound11:21:296
1143617993533,2cyclictest1427815-21kworker/u16:4+events_unbound09:56:236
1143617993432,2cyclictest1292541-21kworker/u16:3+events_unbound09:01:306
1143617993331,2cyclictest1694149-21kworker/u16:1+events_unbound11:57:196
1143617993331,2cyclictest1292541-21kworker/u16:3+flush-8:009:06:396
1143617993330,2cyclictest1533770-21kworker/u16:2+events_unbound10:36:136
1143617993230,2cyclictest1359952-21kworker/u16:1+events_unbound09:46:386
1143608993230,2cyclictest1292541-21kworker/u16:3+flush-8:009:10:534
1143608993229,2cyclictest1291530-21kworker/u16:0+flush-8:009:45:584
1143619993125,5cyclictest1273046-21latency_hist08:10:587
1143617993129,2cyclictest1291530-21kworker/u16:0+events_unbound09:31:266
1143617993028,2cyclictest1427815-21kworker/u16:4+events_unbound09:36:386
1143617993027,2cyclictest1694149-21kworker/u16:1+events_unbound11:41:156
1143608992927,2cyclictest1359952-21kworker/u16:1+flush-8:010:01:324
1143619992823,4cyclictest1645681-21latency_hist10:55:587
1143619992823,4cyclictest1645681-21latency_hist10:55:587
1143617992826,2cyclictest1533770-21kworker/u16:2+flush-8:010:26:466
1143617992825,2cyclictest1597698-21kworker/u16:3+events_unbound11:50:586
1143608992826,2cyclictest1291530-21kworker/u16:0+flush-8:009:51:404
1143617992725,2cyclictest1427815-21kworker/u16:4+events_unbound09:51:516
1143617992725,2cyclictest1322523-21kworker/u16:2+events_unbound08:40:216
1143617992725,2cyclictest1224934-21kworker/u16:1+events_unbound07:50:046
1143617992725,2cyclictest1124216-21kworker/u16:1+events_unbound07:07:496
1143613992725,2cyclictest1291530-21kworker/u16:0+events_unbound10:28:005
1143613992725,2cyclictest1070424-21kworker/u16:3+events_unbound07:06:125
1143608992725,2cyclictest1291530-21kworker/u16:0+events_unbound10:28:084
1143608992725,2cyclictest1224934-21kworker/u16:1+flush-8:007:51:254
1143617992624,2cyclictest1814569-21kworker/u16:3+flush-8:012:06:336
1143617992624,2cyclictest1533770-21kworker/u16:2+flush-8:010:15:526
1143617992624,2cyclictest1533770-21kworker/u16:2+flush-8:010:15:526
1143617992624,2cyclictest1292541-21kworker/u16:3+events_unbound08:21:226
1143617992624,2cyclictest1224934-21kworker/u16:1+events_unbound08:27:206
1143608992623,2cyclictest1681195-21kworker/u16:2+flush-8:011:11:284
1143617992523,2cyclictest1322523-21kworker/u16:2+events_unbound08:47:336
1143617992523,2cyclictest1291530-21kworker/u16:0+events_unbound08:44:126
1143617992523,2cyclictest1166418-21kworker/u16:5+events_unbound07:25:526
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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