You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-04-03 - 11:32
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack4slot2.osadl.org (updated Thu Apr 03, 2025 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502440,0irq/46-4a10000014572-1kworker/u3:118:56:440
73501040,0irq/45-4a10000010709-21kworker/u2:119:06:260
7450900,0irq/46-4a1000001871-21/usr/sbin/munin21:30:010
7450890,0irq/46-4a1000009783-21runrttasks20:13:060
7450890,0irq/46-4a10000011825-21runrttasks20:20:150
7450880,0irq/46-4a1000003677-21cstates19:55:500
7450880,0irq/46-4a10000031698-21meminfo21:21:200
7450880,0irq/46-4a10000023269-21chrt22:45:510
7350880,0irq/45-4a10000020190-21/usr/sbin/munin20:46:020
17581998854,0cyclictest0-21swapper19:50:370
7450870,0irq/46-4a1000009030-21mailstats23:47:230
7450870,0irq/46-4a1000005609-21sshd21:43:360
7450870,0irq/46-4a100000310-21runrttasks23:19:090
7450870,0irq/46-4a10000026889-21users19:26:370
7450870,0irq/46-4a10000025294-21chrt21:00:320
7450870,0irq/46-4a10000025247-21runrttasks22:51:090
7450870,0irq/46-4a10000019167-21runrttasks19:04:120
7450870,0irq/46-4a10000017404-1kworker/u3:122:42:300
7450870,0irq/46-4a10000010234-21df_abs22:00:200
6550870,0irq/43-4831000066-21hwrng22:38:460
7450860,0irq/46-4a10000032716-21aten_r4power_cu21:25:520
7450860,0irq/46-4a10000031393-1kworker/u3:219:45:440
7450860,0irq/46-4a10000027539-21df_abs23:00:570
7450860,0irq/46-4a10000022270-21df_abs20:51:020
7450860,0irq/46-4a10000021081-21latency_hist00:29:420
7450860,0irq/46-4a10000019973-1kworker/u3:119:10:080
7450860,0irq/46-4a10000016156-21ntpdc00:11:300
7450860,0irq/46-4a10000013435-21ls20:24:440
7450860,0irq/46-4a1000001306-21ntpq23:21:290
7450860,0irq/46-4a10000012257-21/usr/sbin/munin22:06:230
7450860,0irq/46-4a10000010563-21fschecks_count20:16:100
7350860,0irq/45-4a10000025810-21kworker/u2:219:29:570
316542860,0chrt30610-1kworker/u3:023:11:410
157362860,0chrt13334-1kworker/u3:022:20:090
7450850,0irq/46-4a1000008188-21if_eth021:51:240
7450850,0irq/46-4a100000521-1kworker/u3:223:40:360
7450850,0irq/46-4a10000030827-21seq19:40:130
7450850,0irq/46-4a10000028939-21df_abs21:10:280
7450850,0irq/46-4a10000027290-21df_inode21:06:030
7450850,0irq/46-4a10000026938-1kworker/u3:421:14:540
7450850,0irq/46-4a1000002405-21cut23:25:550
7450850,0irq/46-4a10000023758-21aten_r4power_vo20:55:550
7450850,0irq/46-4a10000023040-21meminfo19:16:010
7450850,0irq/46-4a10000020060-21apt20:44:390
7450850,0irq/46-4a10000018150-21runrttasks20:37:470
7450850,0irq/46-4a10000015557-21df_inode20:31:050
7450850,0irq/46-4a10000013789-21sshd00:05:350
7450850,0irq/46-4a10000013396-21kworker/u2:122:10:410
7450850,0irq/46-4a10000010182-21/usr/sbin/munin23:51:160
17581998552,0cyclictest0-21swapper00:00:340
7450840,0irq/46-4a1000006720-21sed20:04:440
7450840,0irq/46-4a10000029182-21wget19:35:210
7450840,0irq/46-4a10000028880-21date23:04:430
7450840,0irq/46-4a10000025763-1kworker/u3:020:04:310
7450840,0irq/46-4a10000018199-21seq00:21:020
7450840,0irq/46-4a10000017523-21aten_r4power_en22:25:530
7450840,0irq/46-4a10000014997-21chrt22:14:530
7450840,0irq/46-4a10000011479-1kworker/u3:023:57:240
39042840,0sleep02205-1kworker/u3:023:30:010
241162840,0chrt24075-1kworker/u3:119:20:280
7450830,0irq/46-4a1000004208-1kworker/u3:321:55:290
7450830,0irq/46-4a1000003963-1kworker/u3:121:38:560
7450830,0irq/46-4a10000026588-21runrttasks22:55:330
7450830,0irq/46-4a10000017252-1kworker/u3:000:19:100
7450830,0irq/46-4a10000014954-21snmpd21:45:350
7350830,0irq/45-4a10000019085-21apt-get22:30:410
7450820,0irq/46-4a1000005819-21runrttasks23:37:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional