You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-27 - 19:43
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.

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 highest latencies:
System rack3slot2.osadl.org (updated Thu Nov 27, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
244174123090,3chrt2441737-21ntp_states09:41:380
248821322930,3chrt2488196-21ntpq12:00:550
243835422640,5chrt2438338-21ntpq09:31:410
241051822530,3chrt2410514-21ntpq07:56:050
240480622490,4chrt2404803-21ntpq07:35:480
247860422460,2sleep02478603-21systemctl11:31:510
246387322450,3sleep02463876-21sort10:46:580
242297222410,3chrt2422967-21ntpq08:40:420
244422822400,3chrt2444226-21ssh09:49:210
242249122400,4chrt2422489-21systemd-run08:40:040
247375122360,3chrt2473749-21/usr/sbin/munin11:17:020
240356222340,3chrt2403564-21proc_pri07:31:160
245963922280,2sleep02459640-21date10:35:100
249510022220,4chrt2495096-21ntpq12:21:450
247204122170,2sleep02472042-21/usr/sbin/munin11:11:510
245222222100,4chrt2452223-21ssh10:12:120
246213222090,2sleep02462134-21grep10:41:550
248304022080,2sleep02483043-21sed11:45:330
243498522080,2sleep02434986-21collect209:21:370
245302222000,4chrt2453020-21diskstats10:15:260
248465021990,2sleep02484651-21awk11:50:280
239729399188154,22cyclictest2475102-21gcc11:21:260
239729399188153,23cyclictest2465223-21ntpq10:51:280
240781921860,3chrt2407820-21ps07:46:150
239729399185156,19cyclictest2475880-21kworker/u2:111:25:280
239729399185156,18cyclictest84-21jbd2/mmcblk0p2-09:36:000
249157921820,3sleep02491580-21ssh12:11:040
239953421820,2sleep02399536-21sort07:16:200
241778921780,2sleep02417792-21wc08:21:190
246814521770,4chrt2468144-21/usr/sbin/munin11:00:340
239729399176146,19cyclictest2424250-21kworker/u2:108:50:030
239729399174144,20cyclictest29-21kswapd009:51:340
239729399173131,18cyclictest2430845-21kworker/u2:209:12:020
239729399172130,18cyclictest2427894-21kworker/u2:109:01:180
239729399171143,18cyclictest2469234-21kworker/u2:211:40:060
239729399171140,20cyclictest2437040-21kworker/u2:210:05:090
239729399169140,19cyclictest29-21kswapd010:36:330
250007421670,3chrt2500069-21ntp_states12:36:350
239729399167137,19cyclictest2478133-21kworker/u2:011:45:060
239729399167136,20cyclictest2422481-21kworker/u2:209:00:060
239729399166136,19cyclictest2450886-21kworker/u2:310:10:050
239729399166135,19cyclictest2394964-21kworker/u2:007:15:080
239729399165134,20cyclictest2432055-21kworker/u2:309:16:410
249768521640,3chrt2497684-21unin-run12:30:050
241410721640,4chrt1-21systemd08:10:030
239729399163133,19cyclictest2404274-21kworker/u2:008:05:030
241608121610,4chrt2416080-21sh08:16:020
242993521600,4chrt2429932-21ntpq09:05:390
239729399160130,19cyclictest2416621-21kworker/u2:308:30:030
239729399160129,19cyclictest2478133-21kworker/u2:012:15:120
239729399159128,19cyclictest84-21jbd2/mmcblk0p2-07:10:030
239729399159117,20cyclictest29-21kswapd007:41:040
239729399154124,19cyclictest2412704-21kworker/u2:108:10:060
239729399151120,19cyclictest2424250-21kworker/u2:108:50:070
239729399150117,22cyclictest2420132-21anacron08:30:340
239729399149119,19cyclictest2438861-21kworker/u2:010:30:010
239729399147119,18cyclictest2444213-21kworker/u2:310:00:010
239729399147118,20cyclictest29-21kswapd010:55:240
239729399147116,20cyclictest2429317-21kworker/u2:009:25:270
239729399146116,19cyclictest84-21jbd2/mmcblk0p2-11:05:300
239729399146113,23cyclictest112-21systemd-journal12:10:040
239729399145115,21cyclictest29-21kswapd012:31:380
239729399144114,19cyclictest2478133-21kworker/u2:011:55:120
239729399136108,18cyclictest2438861-21kworker/u2:010:20:180
239729399134103,19cyclictest2404274-21kworker/u2:007:55:070
239729399131101,19cyclictest84-21jbd2/mmcblk0p2-07:30:040
239729399130100,19cyclictest2399123-21kworker/u2:207:25:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional