You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-28 - 07:52
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 100 highest latencies:
System rack4slot2.osadl.org (updated Fri Aug 28, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502310,0irq/45-4a10000021932-21kworker/0:219:05:310
160312910,0sleep014120-1kworker/u3:019:44:230
37222900,0sleep027588-1kworker/u3:220:43:270
7450890,0irq/46-4a10000019906-21runrttasks21:29:500
7350880,0irq/45-4a10000032325-21users23:40:310
7350870,0irq/45-4a1000009311-21df_abs20:59:350
7350870,0irq/45-4a10000018199-21/usr/sbin/munin23:00:070
7350870,0irq/45-4a10000012810-21expr22:44:430
171722870,0sleep08717-1kworker/u3:221:21:460
7350860,0irq/45-4a100000454-21snmpd23:59:450
7350860,0irq/45-4a10000016350-21runrttasks00:29:460
7450850,0irq/46-4a100000454-21snmpd23:48:410
7450850,0irq/46-4a10000024116-1kworker/u3:022:11:200
7450850,0irq/46-4a10000020941-21sendmail-msp19:59:300
7450850,0irq/46-4a10000010636-21sendmail-msp22:39:310
7350850,0irq/45-4a10000029554-21aten_r4power_cu21:59:210
7350850,0irq/45-4a10000023196-21perl21:39:510
7450840,0irq/46-4a1000007297-21sendmail-msp19:19:330
7450840,0irq/46-4a10000019144-21sendmail-msp00:39:150
7450840,0irq/46-4a10000017671-21/usr/sbin/munin21:24:230
7450840,0irq/46-4a10000012315-21sendmail-msp00:19:310
7350840,0irq/45-4a10000027586-21sshd21:53:200
7350840,0irq/45-4a10000019276-21/usr/sbin/munin23:05:120
7350840,0irq/45-4a10000014475-21runrttasks22:49:360
3274998458,0cyclictest0-21swapper20:15:380
273102840,0sleep027274-1kworker/u3:023:26:160
192832840,0chrt19212-1kworker/u3:119:54:140
156362840,0sleep014120-1kworker/u3:019:42:560
7450830,0irq/46-4a1000007321-21cat20:54:140
7450830,0irq/46-4a1000004683-21awk23:55:070
7450830,0irq/46-4a1000004642-21ntp_offset22:20:150
7450830,0irq/46-4a10000027775-21sendmail-msp20:19:420
7450830,0irq/46-4a10000022322-1kworker/u3:221:44:560
7450830,0irq/46-4a10000022298-21sshd23:12:200
7350830,0irq/45-4a10000028175-21fschecks_count21:54:370
3274998360,0cyclictest0-21swapper20:09:200
3274998357,0cyclictest0-21swapper19:37:280
106552830,0sleep08742-1kworker/u3:000:14:140
7450820,0irq/46-4a1000009560-21runrttasks22:34:490
7450820,0irq/46-4a1000009377-21grep00:09:380
7450820,0irq/46-4a1000007297-21sendmail-msp19:24:320
7450820,0irq/46-4a1000006304-21ntp_kernel_err20:49:560
7450820,0irq/46-4a1000005482-21tune2fs19:14:300
7450820,0irq/46-4a1000004121-21/usr/sbin/munin20:44:260
7450820,0irq/46-4a10000031921-21ntp_kernel_err22:05:050
7450820,0irq/46-4a10000031147-1kworker/u3:120:31:410
7450820,0irq/46-4a10000029924-21fschecks_time23:34:390
7450820,0irq/46-4a10000029655-21aten_r4power_po20:24:220
7450820,0irq/46-4a10000028378-21grep23:29:500
7450820,0irq/46-4a10000024796-21fschecks_time23:19:470
7450820,0irq/46-4a10000020851-1kworker/u3:123:14:480
7450820,0irq/46-4a10000017230-1kworker/u3:122:58:510
156402820,0chrt13843-1kworker/u3:021:18:140
7450810,0irq/46-4a1000008149-21grep22:30:080
7450810,0irq/46-4a1000007197-21latency_hist22:29:100
7450810,0irq/46-4a100000454-21snmpd23:53:420
7450810,0irq/46-4a1000004203-21find19:10:060
7450810,0irq/46-4a1000003809-21grep22:19:110
7450810,0irq/46-4a10000022950-21cstates20:04:270
7450810,0irq/46-4a10000014129-21/usr/sbin/munin00:25:160
7450810,0irq/46-4a10000012688-21df21:09:280
7450800,0irq/46-4a100000742-21seq20:34:270
7450800,0irq/46-4a10000021326-21diskstats21:34:350
7450800,0irq/46-4a10000019366-21seq19:54:200
7450800,0irq/46-4a10000011300-21if_eth021:04:530
7450800,0irq/46-4a10000010969-21egrep19:29:240
7450790,0irq/46-4a1000007837-21irqstats00:04:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional