You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-02 - 13:40
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: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack4slot3.osadl.org (updated Thu Apr 02, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1236828180,4sleep012366-21diskstats19:10:540
2926210114,17sleep02964-21ls20:21:100
27031210114,16sleep027090-21perl19:56:010
11576210114,20sleep011610-21unixbench_singl20:46:340
9013210014,16sleep09052-21cut20:40:500
27570210015,16sleep027568-21ntp_states23:16:190
1378210015,16sleep01410-21iostat23:36:060
2371829914,16sleep023776-21hostname23:05:510
791029814,16sleep07913-21munin-node22:16:090
3199729814,16sleep032000-21diskstats23:30:560
3139729814,16sleep03250-21snmpd20:09:380
760829714,16sleep07644-21grep20:35:580
2405329714,15sleep024057-21kernelversion21:26:100
1622629715,16sleep016260-21wc19:21:290
628029614,16sleep06285-21munin-node23:51:030
3007129614,16sleep030145-21latency_hist23:25:410
2646129614,20sleep00-21swapper23:12:430
2227829614,16sleep022317-21fschecks_count23:01:000
13784999615,72cyclictest3568-21runrttasks00:36:040
13784999614,72cyclictest30791-21proc_pri21:46:230
1898329515,16sleep018986-21df22:50:530
13784999515,70cyclictest22476-21ls21:21:130
474529414,16sleep04747-21irqstats23:46:090
2590429414,16sleep025933-21ps21:31:240
2061329414,16sleep020642-21df_inode22:55:550
1890629414,16sleep018910-21df21:10:520
13784999414,71cyclictest10280-21seq00:02:210
322129314,16sleep03219-21ntp_states22:01:220
1755829314,17sleep017559-21irqstats21:06:090
1754929314,16sleep017553-21hddtemp_smartct22:46:030
13784999314,70cyclictest17089-21sa122:45:390
13784999215,68cyclictest5770-21munin-node20:31:110
13784999215,68cyclictest31715-21munin-node21:50:490
13784999214,69cyclictest20574-21fschecks_time19:35:580
13784999214,69cyclictest14419-21sed22:36:130
13784999214,69cyclictest14222-21interrupts19:16:050
13784999214,68cyclictest15501-21munin-node21:00:500
1268629214,16sleep012687-21iostat_ios20:51:070
2395729114,16sleep023960-21iostat_ios19:46:060
1790129114,16sleep017918-21ntp_states00:26:180
13784999115,67cyclictest24632-21munin-node19:40:460
13784999114,68cyclictest30395-21munin-node23:25:580
1311629113,16sleep012333-21munin-node22:31:290
1306729115,16sleep013065-21ntp_states00:11:220
2595129014,18sleep025953-21smart_hda19:51:280
1403429014,15sleep014043-21munin-node20:55:510
13784999015,66cyclictest19058-21if_eth019:31:030
118429014,16sleep01235-21fschecks_time21:56:010
650728914,16sleep06505-21ntp_states22:11:250
2750428914,15sleep027502-21ntp_states21:36:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional