You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-14 - 04:38
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
Characteristics of the 376 highest latencies:
System rack6slot6 (updated Tue Oct 14, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
255279910738953405,53888cyclictest12797-21ssh21:35:070
255279910680853482,53326cyclictest0-21swapper22:52:500
255279910672753382,53254cyclictest0-21swapper20:51:050
255279910654953449,53100cyclictest0-21swapper23:42:340
255279910649953471,53028cyclictest0-21swapper20:27:580
255279910647453444,53030cyclictest0-21swapper19:47:570
255279910647253413,53059cyclictest0-21swapper23:55:080
255279910646653436,53030cyclictest0-21swapper20:49:240
255279910645553404,53051cyclictest0-21swapper00:27:070
255279910645053430,53020cyclictest0-21swapper21:13:310
255279910644953445,53004cyclictest0-21swapper23:12:050
255279910640153395,53006cyclictest0-21swapper19:59:200
255279910637653441,52935cyclictest0-21swapper23:17:070
255279910636953437,52932cyclictest0-21swapper00:01:200
255279910636553433,52932cyclictest0-21swapper20:40:420
255279910632853399,52929cyclictest0-21swapper19:43:250
255279910625453445,52809cyclictest0-21swapper22:41:160
255279910621953474,52745cyclictest0-21swapper20:03:410
255279910621753473,52744cyclictest0-21swapper22:02:150
255279910621353474,52739cyclictest0-21swapper20:24:070
255279910617953455,52724cyclictest0-21swapper20:18:350
255279910617453407,52767cyclictest0-21swapper21:01:580
255279910606553058,53004cyclictest3651-21ssh21:21:440
255279910573352898,52833cyclictest4075-21ssh00:19:150
255279910516553057,52106cyclictest0-21swapper23:07:040
255279910512152891,52228cyclictest29972-21ssh23:25:390
255279910511753013,52102cyclictest0-21swapper22:07:470
255279910510453001,52101cyclictest0-21swapper21:56:130
255279910501752941,52074cyclictest13948-21ssh23:48:360
25527995358325,53466cyclictest0-21swapper20:58:070
2552799531038,53093cyclictest0-21swapper22:36:050
25527995309925,53074cyclictest0-21swapper20:10:030
255279926721067,1511cyclictest65342sleep000:21:550
255279925251086,1342cyclictest27625-21diskmemload22:32:040
255279924751079,1270cyclictest1911-21snmpd19:33:520
255279924551058,1275cyclictest12529-21ssh23:02:120
255279924391064,1250cyclictest9-21ksoftirqd/000:09:320
255279923561072,1192cyclictest133750irq/9-eth022:58:510
255279923271102,1125cyclictest20142-21rm21:45:100
255279922431042,1107cyclictest0-21swapper22:21:210
255279922411080,1034cyclictest19920-21ssh22:28:330
255279921241034,996cyclictest9-21ksoftirqd/023:24:390
255279920871091,873cyclictest18259-21ssh21:41:390
255279920621033,936cyclictest133750irq/9-eth021:29:360
255279919901031,864cyclictest0-21swapper19:54:180
255279919861030,864cyclictest0-21swapper21:50:320
255279919851030,860cyclictest0-21swapper20:08:120
255279919781027,858cyclictest0-21swapper00:10:020
255279919451018,857cyclictest133750irq/9-eth022:19:100
255279919411039,807cyclictest0-21swapper21:09:500
255279919311064,773cyclictest5350irq/9-uhci_hcd:21:19:030
255279918831057,703cyclictest9-21ksoftirqd/020:34:300
255279918451002,809cyclictest8628-21rm22:12:580
255279918081082,636cyclictest9-21ksoftirqd/023:54:480
255279917721025,656cyclictest25512-21cyclictest21:34:270
255279917511032,622cyclictest27625-21diskmemload00:37:500
255279916891099,590cyclictest0-21swapper23:39:330
255279916801094,586cyclictest0-21swapper19:39:440
255279916611087,478cyclictest2103-21runrttasks23:31:310
25527991652914,704cyclictest3950irq/9-acpi00:34:090
255279916231099,458cyclictest0-21swapper20:38:010
25527991523938,548cyclictest27625-21diskmemload22:49:090
255279914471090,357cyclictest0-21swapper19:24:300
255279914271081,346cyclictest0-21swapper19:25:300
25527991152608,541cyclictest2460-21hwlatdetect-tra19:15:170
25527991092577,512cyclictest30670-21hwlatdetect-tra19:10:260
13971254853,206sleep00-21swapper19:09:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional