You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-21 - 15:02
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 rack4slot4.osadl.org (updated Fri Nov 21, 2025 12:54:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71690rcu_preempt0-21swapper/213:01:372
71690rcu_preempt0-21swapper/213:01:372
71660rcu_preempt0-21swapper/212:47:542
71660rcu_preempt0-21swapper/212:47:542
71660rcu_preempt0-21swapper/212:47:542
71580rcu_preempt0-21swapper/209:42:262
71580rcu_preempt0-21swapper/209:42:262
764799533cyclictest0-21swapper/011:02:350
764799533cyclictest0-21swapper/011:02:350
7647995320cyclictest0-21swapper/010:57:400
764799523cyclictest0-21swapper/009:50:030
764799523cyclictest0-21swapper/009:50:030
764799523cyclictest0-21swapper/009:50:030
7647995218cyclictest20872-21irqstats08:27:530
7647995218cyclictest20872-21irqstats08:27:530
7647995217cyclictest0-21swapper/010:33:060
7647995217cyclictest0-21swapper/010:33:060
7647995217cyclictest0-21swapper/010:33:060
764799513cyclictest0-21swapper/011:53:010
764799513cyclictest0-21swapper/011:53:010
764799513cyclictest0-21swapper/010:07:350
764799513cyclictest0-21swapper/010:07:350
7647995117cyclictest0-21swapper/012:35:000
7647995117cyclictest0-21swapper/012:35:000
764799503cyclictest0-21swapper/012:43:030
764799503cyclictest0-21swapper/012:43:030
764799503cyclictest0-21swapper/010:48:020
764799503cyclictest0-21swapper/010:48:020
764799503cyclictest0-21swapper/010:38:000
764799503cyclictest0-21swapper/010:38:000
764799503cyclictest0-21swapper/009:44:270
764799503cyclictest0-21swapper/009:44:270
764799503cyclictest0-21swapper/009:44:270
764799502cyclictest8626-21runrttasks13:07:390
764799502cyclictest8626-21runrttasks13:07:390
764799502cyclictest8626-21runrttasks13:07:390
764799502cyclictest17190-21ntp_states12:03:000
764799502cyclictest17190-21ntp_states12:03:000
7647995018cyclictest0-21swapper/010:07:460
7647995018cyclictest0-21swapper/010:07:460
7647995015cyclictest14285-21sed11:57:480
7647995015cyclictest14285-21sed11:57:480
7647995015cyclictest14285-21sed11:57:480
7647995014cyclictest8110-21meminfo09:37:550
7647995014cyclictest8110-21meminfo09:37:550
764799494cyclictest0-21swapper/011:39:410
764799494cyclictest0-21swapper/011:39:410
764799494cyclictest0-21swapper/011:39:410
764799493cyclictest0-21swapper/011:09:020
764799493cyclictest0-21swapper/011:09:020
764799493cyclictest0-21swapper/011:03:130
764799493cyclictest0-21swapper/011:03:130
7647994916cyclictest26537-21cat08:47:580
7647994916cyclictest26537-21cat08:47:580
7647994916cyclictest0-21swapper/009:17:340
7647994916cyclictest0-21swapper/009:17:340
764799483cyclictest0-21swapper/011:22:490
764799483cyclictest0-21swapper/011:22:490
764799483cyclictest0-21swapper/009:53:000
764799483cyclictest0-21swapper/009:53:000
764799483cyclictest0-21swapper/008:37:520
764799483cyclictest0-21swapper/008:37:520
764799483cyclictest0-21swapper/008:18:030
764799483cyclictest0-21swapper/008:18:030
764799483cyclictest0-21swapper/007:58:010
764799483cyclictest0-21swapper/007:58:010
764799482cyclictest9462-21/usr/sbin/munin07:47:570
764799482cyclictest2281-21diskstats09:17:500
764799482cyclictest2281-21diskstats09:17:500
764799482cyclictest22254-21ntp_states12:13:010
764799482cyclictest22254-21ntp_states12:13:010
764799482cyclictest22254-21ntp_states12:13:010
764799482cyclictest1100-21ssh10:27:530
764799482cyclictest1100-21ssh10:27:530
764799481cyclictest28888-21/usr/sbin/munin08:57:520
764799481cyclictest28888-21/usr/sbin/munin08:57:520
764799481cyclictest28888-21/usr/sbin/munin08:57:520
764799481cyclictest0-21swapper/010:52:470
764799481cyclictest0-21swapper/010:52:470
71480rcu_preempt0-21swapper/311:51:503
71480rcu_preempt0-21swapper/311:51:503
71480rcu_preempt0-21swapper/311:51:503
764799473cyclictest0-21swapper/012:53:040
764799473cyclictest0-21swapper/012:53:040
764799473cyclictest0-21swapper/008:02:590
764799473cyclictest0-21swapper/008:02:590
764799471cyclictest8626-21runrttasks08:22:500
764799471cyclictest8626-21runrttasks08:22:500
764799471cyclictest12887-21snmpd09:27:530
764799471cyclictest12887-21snmpd09:27:530
765099463cyclictest0-21swapper/109:58:011
765099463cyclictest0-21swapper/109:58:011
764799462cyclictest988-21ssh11:32:130
764799462cyclictest988-21ssh11:32:130
764799462cyclictest988-21ssh11:32:130
764799462cyclictest8399-21apt-get10:43:000
764799462cyclictest8399-21apt-get10:43:000
764799462cyclictest8399-21apt-get10:43:000
764799462cyclictest0-21swapper/007:52:520
764799462cyclictest0-21swapper/007:52:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional