You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-16 - 09:46
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 100 highest latencies:
System rack0slot2.osadl.org (updated Sun Aug 16, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
210748426151,7sleep50-21swapper/519:04:245
210771725419,30sleep70-21swapper/719:07:397
2108038994942,5cyclictest2441072-21latency_hist21:47:527
210749424635,8sleep40-21swapper/419:04:314
2108033994442,2cyclictest1840310-21kworker/u16:3+events_unbound19:18:225
632489410,33rtkit-daemon0-21swapper/619:03:556
2108038993933,5cyclictest648-21systemd-journal21:02:517
2108028993936,2cyclictest2316271-21kworker/u16:1+events_unbound22:03:054
2108033993836,2cyclictest2522977-21kworker/u16:4+events_unbound22:41:295
2108033993735,2cyclictest2522977-21kworker/u16:4+flush-8:022:28:265
2108033993634,2cyclictest2366781-21kworker/u16:2+events_unbound21:21:155
2108033993631,2cyclictest1840310-21kworker/u16:3+flush-8:019:12:525
2108033993533,2cyclictest2753763-21kworker/u16:2+events_unbound00:31:545
2108033993533,2cyclictest2693285-21kworker/u16:4+events_unbound23:41:585
2108033993533,2cyclictest2693285-21kworker/u16:4+events_unbound23:41:585
2108033993533,2cyclictest2487954-21kworker/u16:0+events_unbound22:07:095
2108034993432,2cyclictest2228419-21kworker/u16:0+events_unbound20:43:076
2108033993432,2cyclictest2741196-21kworker/u16:0+flush-8:023:57:215
2108033993432,2cyclictest2692607-21kworker/u16:3+flush-8:000:06:135
2108033993432,2cyclictest2692607-21kworker/u16:3+events_unbound23:51:175
2108033993432,2cyclictest2692607-21kworker/u16:3+events_unbound23:45:545
2108033993432,2cyclictest2669181-21kworker/u16:1+events_unbound23:33:515
2108033993432,2cyclictest2572105-21kworker/u16:1+events_unbound23:11:135
2108033993432,2cyclictest2572105-21kworker/u16:1+events_unbound22:46:265
2108033993432,2cyclictest2392842-21kworker/u16:0+events_unbound21:52:145
2108033993432,2cyclictest2366781-21kworker/u16:2+events_unbound22:13:385
2108033993432,2cyclictest2247541-21kworker/u16:4+flush-8:021:10:575
2108033993331,2cyclictest2803550-21kworker/u16:0+events_unbound00:21:545
2108033993331,2cyclictest2753763-21kworker/u16:2+events_unbound00:15:095
2108033993331,2cyclictest2572105-21kworker/u16:1+flush-8:023:01:535
2108033993331,2cyclictest2572105-21kworker/u16:1+flush-8:023:01:535
2108033993331,2cyclictest2522977-21kworker/u16:4+events_unbound23:14:585
2108033993331,2cyclictest2475023-21kworker/u16:4+events_unbound22:00:425
2108033993331,2cyclictest2366781-21kworker/u16:2+flush-8:021:54:495
2108033993331,2cyclictest2366781-21kworker/u16:2+events_unbound22:26:065
2108033993331,2cyclictest2366781-21kworker/u16:2+events_unbound21:26:555
2108033993331,2cyclictest2366781-21kworker/u16:2+events_unbound21:16:545
2108038993227,4cyclictest2777450-21latency_hist00:07:527
2108034993230,2cyclictest2366781-21kworker/u16:2+events_unbound21:43:056
2108034993228,3cyclictest2209472-21kworker/u16:3+flush-8:020:18:186
2108034993228,3cyclictest2209472-21kworker/u16:3+flush-8:020:18:186
2108033993230,2cyclictest2631167-21kworker/u16:0+events_unbound23:21:095
2108033993230,2cyclictest2572105-21kworker/u16:1+events_unbound22:48:545
2108033993230,2cyclictest2487954-21kworker/u16:0+events_unbound22:10:175
2108033993230,2cyclictest2366781-21kworker/u16:2+events_unbound21:40:545
2108033993230,2cyclictest2366781-21kworker/u16:2+events_unbound21:40:545
2108033993230,2cyclictest2366781-21kworker/u16:2+events_unbound21:29:425
2108033993229,2cyclictest2631167-21kworker/u16:0+events_unbound23:29:455
2108033993228,3cyclictest2228419-21kworker/u16:0+flush-8:020:58:105
2108028993229,2cyclictest2522977-21kworker/u16:4+flush-8:022:53:184
2108028993229,2cyclictest1840310-21kworker/u16:3+flush-8:019:33:104
2108033993129,2cyclictest2803550-21kworker/u16:0+flush-8:000:34:545
2108033993129,2cyclictest2753763-21kworker/u16:2+events_unbound00:01:295
2108033993129,2cyclictest2669181-21kworker/u16:1+events_unbound00:11:505
2108033993129,2cyclictest2657023-21kworker/u16:3+events_unbound23:24:385
2108033993129,2cyclictest2522977-21kworker/u16:4+events_unbound22:20:545
2108033993129,2cyclictest2522977-21kworker/u16:4+events_unbound22:20:545
2108033993129,2cyclictest2316271-21kworker/u16:1+flush-8:022:33:545
2108033993129,2cyclictest2316271-21kworker/u16:1+events_unbound21:45:395
2108033993028,2cyclictest2753763-21kworker/u16:2+events_unbound00:26:105
2108033993028,2cyclictest2753763-21kworker/u16:2+events_unbound00:26:105
2108033993028,2cyclictest2631167-21kworker/u16:0+flush-8:023:04:375
2108033993028,2cyclictest2132977-21kworker/u16:4+flush-8:019:23:145
2108033993027,2cyclictest2228419-21kworker/u16:0+events_unbound20:47:545
2108033993027,2cyclictest2228419-21kworker/u16:0+events_unbound20:18:025
2108033993027,2cyclictest2228419-21kworker/u16:0+events_unbound20:18:025
2108028993027,2cyclictest2692607-21kworker/u16:3+flush-8:023:48:074
2108033992927,2cyclictest2392842-21kworker/u16:0+events_unbound21:35:515
2108033992927,2cyclictest2132977-21kworker/u16:4+flush-8:019:58:265
2108033992927,2cyclictest1840310-21kworker/u16:3+events_unbound19:13:075
2108033992826,2cyclictest2366781-21kworker/u16:2+events_unbound22:55:415
2108033992826,2cyclictest2189356-21kworker/u16:0+events_unbound19:45:015
2108033992725,2cyclictest2069502-21kworker/u16:1+events_unbound20:16:035
26558692260,1chrt2655867-21ssh23:15:077
2108038992620,5cyclictest2247867-21latency_hist20:17:527
2108034992624,2cyclictest2209472-21kworker/u16:3+events_unbound21:26:346
2108033992624,2cyclictest1840310-21kworker/u16:3+events_unbound19:30:025
2108033992623,2cyclictest1840310-21kworker/u16:3+events_unbound19:32:545
2108038992519,5cyclictest648-21systemd-journal21:52:517
2108034992523,2cyclictest2366781-21kworker/u16:2+events_unbound22:15:026
2108033992523,2cyclictest2316271-21kworker/u16:1+events_unbound21:05:025
2108033992523,2cyclictest2169792-21kworker/u16:2+events_unbound19:39:035
2108033992523,2cyclictest2069502-21kworker/u16:1+flush-8:020:10:025
2108028992523,2cyclictest2209472-21kworker/u16:3+flush-8:021:48:124
2108028992522,2cyclictest2132977-21kworker/u16:4+flush-8:019:58:084
2108034992422,2cyclictest2631167-21kworker/u16:0+events_unbound23:17:176
2108034992321,2cyclictest2522977-21kworker/u16:4+events_unbound22:51:426
2108034992321,2cyclictest1840310-21kworker/u16:3+events_unbound19:18:186
2108033992321,2cyclictest2247541-21kworker/u16:4+events_unbound20:36:035
2108033992321,2cyclictest2209472-21kworker/u16:3+events_unbound20:32:015
2108028992321,2cyclictest2572105-21kworker/u16:1+flush-8:022:43:174
2108038992221,0cyclictest0-21swapper/723:48:567
2108038992221,0cyclictest0-21swapper/723:10:527
2108038992221,0cyclictest0-21swapper/719:40:317
2108038992220,1cyclictest0-21swapper/700:24:207
2108038992220,1cyclictest0-21swapper/700:24:207
2108034992220,2cyclictest2522977-21kworker/u16:4+events_unbound22:39:306
2108034992220,2cyclictest2209472-21kworker/u16:3+events_unbound22:05:436
2108034992220,2cyclictest2209472-21kworker/u16:3+events_unbound20:03:056
2108038992120,0cyclictest0-21swapper/720:07:237
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional