You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 15:15
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.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot2.osadl.org (updated Sat Apr 04, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89514299303265,26cyclictest903181-31find07:37:280
98032823000,3sleep0980329-21/usr/sbin/munin12:15:110
98379222930,2sleep0983793-21readlink12:26:190
89514299291260,20cyclictest29-21kswapd007:41:040
93481122650,3chrt934800-21ntpq09:31:030
95149722610,4chrt951485-21ntpq10:30:480
95842022480,3chrt958417-21ntpq10:55:420
94857322480,4chrt948571-21memory10:20:280
94737122450,3chrt947367-21ntp_states10:15:590
91915922450,3chrt919158-21/usr/sbin/munin08:35:230
90516422440,2chrt905162-21df07:45:140
94299022220,3sleep0942992-21sed10:00:270
89514299206174,20cyclictest948196-21kworker/u2:111:06:170
95662821930,2sleep0956629-21latency_hist10:50:070
89514299192136,44cyclictest893744-21kworker/u2:207:30:220
91828121900,3sleep0918284-21mailstats08:31:180
89514299188158,19cyclictest924938-21kworker/u2:009:00:030
89666221810,2sleep0896664-21sort07:15:120
89514299180150,19cyclictest909150-21kworker/u2:208:21:190
98018621760,3chrt980184-21cron12:14:590
89514299172143,19cyclictest974636-21kworker/u2:112:10:050
89514299170139,20cyclictest948196-21kworker/u2:110:36:160
97333721690,4chrt973338-21cat11:50:070
96781221670,3chrt967813-21basename11:30:100
92908821670,3chrt929085-21ntpq09:10:340
89514299167138,18cyclictest909150-21kworker/u2:208:11:380
94420421660,4chrt944203-21awk10:05:140
96662421650,3chrt966626-21kernelversion11:25:270
96533421640,4chrt965336-21awk11:20:290
92817321640,4chrt928171-21users09:06:210
91190321630,4chrt911904-21idleruntime-cro08:10:000
96393421620,4chrt963931-21ntpq11:15:320
89514299160131,20cyclictest924938-21kworker/u2:009:00:370
89514299159128,20cyclictest931925-21kworker/u2:109:45:010
89514299152125,18cyclictest948196-21kworker/u2:110:30:030
89514299150120,20cyclictest985679-21kworker/u2:012:36:150
89514299148121,18cyclictest930022-21kworker/u2:009:25:130
89514299143116,18cyclictest931925-21kworker/u2:109:45:210
89514299140112,19cyclictest909150-21kworker/u2:208:40:390
89514299135108,18cyclictest923063-21kworker/u2:108:51:300
89514299134105,19cyclictest906842-21kworker/u2:107:55:550
8951429913099,19cyclictest948196-21kworker/u2:110:40:110
94215321270,3sleep0942154-21vmstat09:56:240
8951429912392,20cyclictest909150-21kworker/u2:209:20:410
98488221220,3sleep0984872-21ntpq12:30:400
8951429912090,19cyclictest909150-21kworker/u2:208:47:190
96260121180,2sleep0962596-21ntpq11:10:410
8951429911888,19cyclictest909150-21kworker/u2:209:16:220
8951429911887,20cyclictest972311-21kworker/u2:211:50:580
8951429911281,21cyclictest948196-21kworker/u2:110:50:400
8951429910978,20cyclictest936073-21kworker/u2:009:36:180
8951429910882,18cyclictest906842-21kworker/u2:107:53:120
8951429910879,19cyclictest969067-21kworker/u2:011:38:170
8951429910373,19cyclictest969067-21kworker/u2:011:45:040
8951429910171,19cyclictest942624-21kworker/u2:210:11:160
8951429910171,19cyclictest893744-21kworker/u2:207:12:480
8951429910170,20cyclictest893744-21kworker/u2:207:21:040
8951429910069,20cyclictest83-21jbd2/mmcblk0p2-08:20:060
895142999565,20cyclictest83-21jbd2/mmcblk0p2-12:20:150
895142999261,19cyclictest974636-21kworker/u2:112:05:030
895142998657,20cyclictest893744-21kworker/u2:207:26:590
895142998656,19cyclictest906842-21kworker/u2:108:00:490
895142997648,19cyclictest931925-21kworker/u2:109:52:380
895142997242,19cyclictest948196-21kworker/u2:111:01:170
895142996738,19cyclictest972311-21kworker/u2:211:55:510
895142996415,25cyclictest916542-21ntpq08:25:320
895142996333,19cyclictest893744-21kworker/u2:207:10:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional