You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-05 - 20:43
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 rack0slot4.osadl.org (updated Fri Dec 05, 2025 00:46:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22042702401375,18sleep70-21swapper/719:07:5113
22042882366321,15sleep10-21swapper/119:08:011
22042662366321,15sleep30-21swapper/319:07:479
22031972366357,5sleep40-21swapper/419:05:2310
22043672365321,14sleep20-21swapper/219:09:088
22043792360317,34sleep140-21swapper/1419:09:196
22041432360316,35sleep150-21swapper/1519:06:077
22043712358316,15sleep60-21swapper/619:09:1112
22043782357313,35sleep130-21swapper/1319:09:185
22041892356313,13sleep80-21swapper/819:06:4914
22041732354309,15sleep90-21swapper/919:06:3315
22043822350310,32sleep00-21swapper/019:09:210
22008622349340,6sleep50-21swapper/519:05:0811
22042562343321,14sleep100-21swapper/1019:07:382
22042752340318,14sleep110-21swapper/1119:07:563
22041402340318,14sleep120-21swapper/1219:06:044
220483499310309,1cyclictest2477768-21nodev-device-ev00:25:2315
220483299290289,1cyclictest2336680-21nodev-device-ev21:40:1714
220483799283283,0cyclictest0-21swapper/1021:55:222
220481299226224,1cyclictest2349498-21nodev-device-ev21:55:228
220480899224223,1cyclictest0-21swapper/100:25:221
220480699158158,0cyclictest0-21swapper/021:40:170
2204824991020,101cyclictest0-21swapper/621:10:1812
2204808999897,1cyclictest2345228-21nodev-device-ev21:50:171
220481299970,97cyclictest0-21swapper/220:30:258
2204842999391,1cyclictest2323871-21nodev-device-ev21:25:203
2204827998483,1cyclictest0-21swapper/722:30:2213
2204824998483,1cyclictest0-21swapper/623:55:2012
2204824998483,1cyclictest0-21swapper/623:55:2012
2204834997776,1cyclictest0-21swapper/923:45:1915
2204832997776,1cyclictest0-21swapper/820:15:1814
2204827997372,1cyclictest2460666-21nodev-device-ev00:05:1813
2204827997372,1cyclictest2460666-21nodev-device-ev00:05:1813
2204854996866,1cyclictest2379447-21nodev-device-ev22:30:227
2204808996764,3cyclictest2238371-21nodev-device-ev19:45:191
2204815996362,1cyclictest0-21swapper/321:25:209
2204852996261,1cyclictest2311038-21nodev-device-ev21:10:186
2204834995958,1cyclictest2473508-21nodev-device-ev00:20:2115
2204837995856,1cyclictest2405059-21nodev-device-ev23:00:182
2204854995756,1cyclictest0-21swapper/1500:05:187
2204854995756,1cyclictest0-21swapper/1500:05:187
2204827995756,1cyclictest0-21swapper/720:10:2113
2204808995755,1cyclictest2302465-21nodev-device-ev21:00:241
2204808995755,1cyclictest2302465-21nodev-device-ev21:00:241
2204812995655,1cyclictest0-21swapper/222:05:218
2204837995453,1cyclictest2362349-21nodev-device-ev22:10:192
2204822994847,1cyclictest2332418-21nodev-device-ev21:35:1711
2204806994847,1cyclictest0-21swapper/019:15:000
2204808994746,1cyclictest2319584-21nodev-device-ev21:20:191
2204842994645,1cyclictest0-21swapper/1100:00:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional