You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-23 - 17:40
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: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Thu Oct 23, 2025 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151150250,0ktimers/0298851sleep06:57:460
1514540,0ktimers/098601sleep08:01:550
3009399450115,0cyclictest2076-21sed07:26:310
300939944984,0cyclictest6894-21sendmail_mailqu07:47:260
1514480,0ktimers/0316561sleep12:17:070
3009399443110,0cyclictest0-21swapper09:20:430
1514400,0ktimers/0140351sleep10:55:470
1514390,0ktimers/0313401sleep07:07:150
300939943776,0cyclictest47-21kswapd010:26:130
3009399435114,0cyclictest0-21swapper11:30:520
1514350,0ktimers/029301sleep10:01:090
300939943476,0cyclictest29999-21munin-run12:10:450
300939943188,0cyclictest1927-21runrttasks08:47:510
300939942565,0cyclictest16510-21aten_r3power_vo11:06:410
300939942563,0cyclictest1927-21runrttasks11:16:170
300939942480,0cyclictest21406-21latency_hist08:55:550
300939942378,0cyclictest35-1kworker/0:1H-kblockd07:05:440
300939942334,0cyclictest5097-21grep10:11:050
300939942178,0cyclictest28969-21env09:31:400
300939942078,0cyclictest17786-21grep11:12:040
300939942073,0cyclictest1626-21nscd12:30:500
1514200,0ktimers/0130651sleep10:47:100
300939941930,0cyclictest893-21jbd2/sda1-807:15:560
300939941894,0cyclictest0-21swapper08:06:000
300939941843,0cyclictest7401-21aten_r3power_cu07:51:050
300939941837,0cyclictest13040-21grep08:16:440
300939941632,0cyclictest1927-21runrttasks09:06:140
300939941534,0cyclictest22262-21sshd08:57:510
3009399414127,0cyclictest0-21swapper12:01:170
300939941398,0cyclictest27873-21ntp_offset09:26:380
300939941330,0cyclictest11875-21wc10:41:530
3009399413144,0cyclictest27560-21cron09:25:430
300939941183,0cyclictest0-21swapper09:43:250
300939941087,0cyclictest3996-21cron07:35:440
300939941076,0cyclictest1927-21runrttasks11:22:290
300939940894,0cyclictest0-21swapper12:24:420
300939940829,0cyclictest893-21jbd2/sda1-811:40:530
300939940827,0cyclictest0-21swapper10:36:140
300939940634,0cyclictest532-21sh09:50:450
300939940594,0cyclictest16628-21grep08:32:260
300939940589,0cyclictest0-21swapper11:31:570
300939940567,0cyclictest1654-21snmpd10:56:170
3009399405150,0cyclictest0-21swapper10:20:420
300939940489,0cyclictest0-21swapper08:45:430
300939940388,0cyclictest2744-21cron10:00:430
300939940374,0cyclictest30108-21wc12:10:560
3009399403121,0cyclictest22700-21sshd09:01:390
300939940281,0cyclictest31822-21df07:11:350
300939940277,0cyclictest22710-21uptime11:36:380
300939940232,0cyclictest8998-21awk07:57:170
300939940176,0cyclictest1632-21nscd07:45:440
300939940140,0cyclictest26910-21wget11:56:050
300939939994,0cyclictest1339-21cut07:22:140
300939939841,0cyclictest893-21jbd2/sda1-807:35:530
300939939825,0cyclictest9947-21timerandwakeup10:32:230
300939939481,0cyclictest17124-21date08:35:540
300939939476,0cyclictest25084-21switchtime09:12:040
300939939390,0cyclictest15329-21ntp_states11:01:160
300939939383,0cyclictest1656-21munin-run09:55:460
300939939283,0cyclictest47-21kswapd010:10:430
300939939279,0cyclictest0-21swapper09:35:590
300939939177,0cyclictest24700-21mailstats11:45:590
300939939027,0cyclictest15583-21missed_timers08:27:260
300939938837,0cyclictest1927-21runrttasks11:55:430
300939938694,0cyclictest0-21swapper08:24:180
300939938678,0cyclictest0-21swapper08:11:200
300939937546,0cyclictest7194-21munin-node10:21:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional