You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-27 - 02:23
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 50 highest latencies:
System rack4slot2.osadl.org (updated Fri Mar 27, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502030,0irq/45-4a10000032218-21/usr/sbin/munin19:01:260
7450950,0irq/46-4a10000024873-21cpu21:56:280
225512950,0sleep022141-1kworker/u3:021:41:200
7450930,0irq/46-4a10000032224-21cpu22:26:320
7450930,0irq/46-4a10000021259-21fschecks_time21:36:410
7450930,0irq/46-4a10000017371-21runrttasks23:17:010
307302930,0sleep029924-1kworker/u3:123:56:430
7450920,0irq/46-4a1000009356-21chrt22:53:250
7450920,0irq/46-4a1000009349-21fw_conntrack21:01:440
7450920,0irq/46-4a10000030987-21idleruntime-cro20:31:160
7450920,0irq/46-4a10000025075-21seq20:12:110
7450920,0irq/46-4a10000014373-21fschecks_count21:16:410
7450920,0irq/46-4a10000013724-21fw_packets23:06:480
7450920,0irq/46-4a10000012753-21fw_conntrack21:11:450
7450910,0irq/46-4a1000006021-21irqstats19:16:520
7450910,0irq/46-4a1000004210-21perl20:46:430
7450910,0irq/46-4a1000003490-21users19:11:320
7450910,0irq/46-4a10000031174-21rt-features22:22:100
7450910,0irq/46-4a10000028833-1kworker/u3:020:59:270
7450910,0irq/46-4a10000024174-21chrt21:52:440
7450910,0irq/46-4a10000016181-21chrt19:46:470
7450910,0irq/46-4a10000011922-1kworker/u3:219:37:110
7450910,0irq/46-4a1000001170-21cron00:06:140
7450900,0irq/46-4a1000008467-21diskstats00:26:400
7450900,0irq/46-4a1000007403-21awk00:22:130
7450900,0irq/46-4a100000460-21snmpd23:34:510
7450900,0irq/46-4a10000027910-21df20:21:330
7450900,0irq/46-4a10000027459-21irqstats23:46:520
7450900,0irq/46-4a10000026206-1kworker/u3:220:19:450
7450900,0irq/46-4a10000020787-21sed21:36:190
7450900,0irq/46-4a1000001762-21fw_conntrack22:31:460
7450900,0irq/46-4a10000015501-21irqstats23:11:540
7450900,0irq/46-4a10000011199-21meminfo21:06:560
212032900,0chrt19845-1kworker/u3:123:27:280
7450890,0irq/46-4a1000008214-21grep19:22:120
7450890,0irq/46-4a1000007744-21chrt22:49:130
7450890,0irq/46-4a1000004147-21chrt00:12:380
7450890,0irq/46-4a10000031104-21/usr/sbin/munin20:31:400
7450890,0irq/46-4a10000026499-1kworker/u3:222:06:310
7450890,0irq/46-4a10000023387-1kworker/u3:123:45:200
7450890,0irq/46-4a10000022983-21chrt20:06:430
7450890,0irq/46-4a1000002161-21/usr/sbin/munin20:41:290
7450890,0irq/46-4a10000021377-21if_eth020:01:540
7450890,0irq/46-4a10000019854-21ntpq19:57:040
7450890,0irq/46-4a10000018838-21runrttasks21:29:560
7450890,0irq/46-4a1000001853-21/usr/sbin/munin00:06:540
7450890,0irq/46-4a10000015855-21/usr/sbin/munin21:21:280
7450890,0irq/46-4a10000010816-21df19:31:330
7450890,0irq/46-4a10000010808-21threads00:32:150
7450890,0irq/46-4a10000010248-21grep22:56:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional