You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-10 - 15:27
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: 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 rack2slot7.osadl.org (updated Mon Nov 10, 2025 12:43:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2382790998031,34cyclictest2410520-21ntpq08:37:590
2382790998031,34cyclictest2410520-21ntpq08:37:590
238279099653,37cyclictest992-21lldpd10:01:160
238279099548,30cyclictest0-21swapper/009:05:580
238279099548,30cyclictest0-21swapper/009:05:580
2382790995415,34cyclictest0-21swapper/009:13:060
238279099490,34cyclictest992-21lldpd09:26:090
238279099490,34cyclictest992-21lldpd09:26:090
238279099481,27cyclictest992-21lldpd09:53:260
238279099431,23cyclictest2483566-21ntpq10:37:580
238279099424,37cyclictest0-21swapper/010:54:200
238279099413,14cyclictest992-21lldpd09:58:030
2382792994021,13cyclictest633-21gpm11:45:572
238279099403,26cyclictest0-21swapper/011:10:410
238279099392,25cyclictest992-21lldpd09:20:520
2382790993922,3cyclictest992-21lldpd09:33:550
238279299389,6cyclictest2544474-21ssh11:55:482
238279099381,30cyclictest0-21swapper/008:58:040
2382790993811,16cyclictest2458429-21sendmail-msp10:12:540
238279099372,29cyclictest0-21swapper/008:25:540
2382790993718,8cyclictest2401588-21gltestperf08:12:570
2382790993717,9cyclictest0-21swapper/008:33:320
238279099371,2cyclictest0-21swapper/012:00:480
238279099371,22cyclictest2526494-21ntpq11:33:030
2382790993610,23cyclictest0-21swapper/007:37:560
238279199359,10cyclictest1006-21mta-sts-daemon09:09:061
238279199359,10cyclictest1006-21mta-sts-daemon09:09:061
2382792993413,5cyclictest11050irq/107-eth%d12:28:002
238279199346,8cyclictest992-21lldpd09:25:491
238279199346,8cyclictest992-21lldpd09:25:491
238279099342,26cyclictest0-21swapper/011:25:520
2382791993321,8cyclictest992-21lldpd10:02:211
238279099332,20cyclictest2436279-21/usr/sbin/munin09:37:550
2382790993317,1cyclictest0-21swapper/011:50:490
238279199323,6cyclictest2553291-21ssh12:06:151
238279099321,3cyclictest0-21swapper/007:42:580
238279299315,21cyclictest2549081-21ssh12:00:522
238279199318,14cyclictest967-21snmpd08:28:011
238279099312,11cyclictest2538257-21ssh11:48:040
2382790993115,13cyclictest0-21swapper/009:45:500
2382792993022,6cyclictest2382789-21cyclictest08:27:492
2382791993024,4cyclictest764-21rs:main1
238279099307,18cyclictest0-21swapper/007:58:090
238279099301,27cyclictest2510603-21fschecks_time11:12:550
2382792992917,6cyclictest2553114-21ssh12:05:532
238279199292,12cyclictest2440393-21ntpq09:43:101
2382791992912,10cyclictest992-21lldpd08:33:001
238279099293,17cyclictest2412086-21gltestperf08:47:510
238279099292,24cyclictest2576817-21/usr/sbin/munin12:33:060
238279099292,24cyclictest2459805-21aten_r2power_po10:07:560
238279099290,3cyclictest2388424-21gltestperf07:32:550
2382791992824,3cyclictest2546015-21fschecks_count11:57:551
238279099283,22cyclictest0-21swapper/008:45:470
2382790992816,2cyclictest2566775-21ssh12:22:540
2382790992816,2cyclictest2566775-21ssh12:22:540
2382790992813,1cyclictest0-21swapper/010:55:490
238279099281,25cyclictest992-21lldpd09:19:340
238279299277,6cyclictest2520797-21sendmail-msp11:33:032
238279099279,3cyclictest0-21swapper/007:53:340
238279099271,2cyclictest2493206-21cat10:50:500
238279199266,7cyclictest11050irq/107-eth%d09:37:541
238279199265,4cyclictest11050irq/107-eth%d08:47:551
2382791992612,9cyclictest992-21lldpd07:15:481
238279099269,3cyclictest0-21swapper/010:31:070
238279099262,17cyclictest2515055-21ntpq11:17:590
238279099262,11cyclictest0-21swapper/011:35:490
238279099262,11cyclictest0-21swapper/011:35:490
2382790992616,1cyclictest2385018-21sort07:22:530
2382790992616,1cyclictest2385018-21sort07:22:530
2382790992614,9cyclictest111788-21systemd-journal12:07:570
2382790992611,13cyclictest992-21lldpd09:43:100
238279199255,9cyclictest967-21snmpd09:15:481
238279099254,17cyclictest0-21swapper/008:05:560
238279099253,21cyclictest0-21swapper/012:42:580
238279099253,16cyclictest2404824-21head08:22:550
238279099251,23cyclictest2550886-21ssh12:02:590
238279099250,18cyclictest0-21swapper/007:18:110
238279299246,12cyclictest619-21mta-sts-daemon12:41:112
238279299243,6cyclictest2411370-21grep08:45:472
238279199242,8cyclictest992-21lldpd09:53:581
238279099242,9cyclictest2558176-21gltestperf12:12:580
238279099242,16cyclictest0-21swapper/012:20:480
238279099242,13cyclictest2386306-21/usr/sbin/munin07:27:540
2382790992420,3cyclictest2571820-21gltestperf12:27:560
238279099240,21cyclictest2415263-21latency_hist09:05:480
238279299236,13cyclictest2497283-21ssh10:55:492
238279299233,18cyclictest2503058-21ntpq11:02:592
2382792992313,4cyclictest0-21swapper/209:45:532
238279199235,14cyclictest2520797-21sendmail-msp11:25:521
238279099232,15cyclictest0-21swapper/008:17:530
2382790992314,3cyclictest2392668-21sendmail-msp07:47:580
2382790992314,3cyclictest2392668-21sendmail-msp07:47:580
238279299228,9cyclictest2397569-21cron08:00:482
238279299226,3cyclictest11050irq/107-eth%d11:11:432
238279299225,12cyclictest2532613-21ssh11:41:022
238279299224,15cyclictest967-21snmpd11:52:392
238279299224,14cyclictest2487549-21/usr/sbin/munin10:43:032
238279299223,14cyclictest111788-21systemd-journal09:32:512
238279299222,15cyclictest605-21avahi-daemon11:28:012
238279199225,14cyclictest1007-21mta-sts-daemon12:34:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional