You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-30 - 01:51
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 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 rack1slot3.osadl.org (updated Sun Nov 30, 2025 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
196949499140,12cyclictest0-21swapper/323:55:133
196949499138,0cyclictest0-21swapper/320:05:013
196949499130,12cyclictest0-21swapper/321:50:133
196949499130,12cyclictest0-21swapper/300:00:163
196949499130,11cyclictest0-21swapper/322:20:133
1969494991211,1cyclictest69450irq/121-eno100:30:183
1969494991211,1cyclictest0-21swapper/322:15:163
1969494991211,1cyclictest0-21swapper/300:10:133
196949499120,1cyclictest0-21swapper/300:05:133
196949499120,11cyclictest69450irq/121-eno123:37:073
196949499120,11cyclictest69450irq/121-eno121:58:313
196949499120,11cyclictest0-21swapper/319:15:023
1969494991111,0cyclictest69450irq/121-eno122:05:213
1969494991111,0cyclictest0-21swapper/322:30:123
1969494991111,0cyclictest0-21swapper/319:15:013
1969494991111,0cyclictest0-21swapper/319:15:013
1969494991110,1cyclictest69450irq/121-eno119:50:133
1969494991110,0cyclictest0-21swapper/322:45:143
1969494991110,0cyclictest0-21swapper/322:25:123
1969494991110,0cyclictest0-21swapper/320:15:133
196949499110,11cyclictest0-21swapper/300:20:203
196949499110,10cyclictest0-21swapper/321:45:003
196949499110,10cyclictest0-21swapper/321:30:123
196949499110,10cyclictest0-21swapper/300:35:133
196949499110,0cyclictest0-21swapper/322:00:163
196949499110,0cyclictest0-21swapper/321:05:223
196949499109,0cyclictest0-21swapper/322:50:143
1969494991010,0cyclictest69450irq/121-eno123:41:263
1969494991010,0cyclictest69450irq/121-eno123:05:143
1969494991010,0cyclictest69450irq/121-eno122:55:213
1969494991010,0cyclictest69450irq/121-eno121:15:153
1969494991010,0cyclictest0-21swapper/323:30:133
1969494991010,0cyclictest0-21swapper/322:35:123
1969494991010,0cyclictest0-21swapper/321:10:213
1969494991010,0cyclictest0-21swapper/320:40:163
196949499100,9cyclictest69450irq/121-eno123:50:533
196949499100,9cyclictest69450irq/121-eno120:10:213
196949499100,9cyclictest69450irq/121-eno119:55:133
196949499100,9cyclictest0-21swapper/323:15:193
196949499100,9cyclictest0-21swapper/320:25:193
196949499100,9cyclictest0-21swapper/319:30:223
19694949999,0cyclictest69450irq/121-eno123:00:153
19694949999,0cyclictest0-21swapper/323:25:023
19694949999,0cyclictest0-21swapper/322:40:203
19694949999,0cyclictest0-21swapper/322:10:123
19694949999,0cyclictest0-21swapper/321:45:203
19694949998,0cyclictest0-21swapper/323:25:143
19694949990,8cyclictest69450irq/121-eno120:20:163
19694949988,0cyclictest69450irq/121-eno123:45:183
19694949988,0cyclictest69450irq/121-eno119:45:183
19694949988,0cyclictest69450irq/121-eno100:25:163
19694949988,0cyclictest0-21swapper/321:20:203
19694949988,0cyclictest0-21swapper/320:50:123
19694949988,0cyclictest0-21swapper/320:50:003
19694949988,0cyclictest0-21swapper/319:20:183
19694949986,2cyclictest69450irq/121-eno119:25:123
19694949980,7cyclictest69450irq/121-eno123:12:443
1969149281,4sleep30-21swapper/319:07:293
19694949977,0cyclictest69450irq/121-eno121:25:133
19694949977,0cyclictest69450irq/121-eno119:40:143
19694949970,6cyclictest69450irq/121-eno119:35:143
19694949960,5cyclictest69450irq/121-eno120:30:143
2062909252,2sleep02062984-21cat23:00:170
2047806250,3sleep12047832-21apt-get22:25:121
19694949955,0cyclictest69450irq/121-eno120:55:173
19694949955,0cyclictest69450irq/121-eno120:00:183
19694949954,0cyclictest0-21swapper/320:35:183
19694949953,1cyclictest0-21swapper/300:15:133
19694949951,3cyclictest69450irq/121-eno121:00:023
19694949950,4cyclictest69450irq/121-eno121:36:023
1969209250,1sleep10-21swapper/119:08:151
2009037240,2sleep02009064-21apt-get20:50:130
1967674242,1sleep20-21swapper/219:05:082
2105426230,1sleep12105450-21munin-run00:40:001
2065874230,2sleep22065876-21ssh23:05:232
2026979230,2sleep12027026-21basename21:35:131
1994034230,2sleep11994181-21ntpq20:10:191
1967684231,1sleep00-21swapper/019:05:140
2086498220,1sleep02086028-21/usr/sbin/munin23:55:160
2077924220,1sleep12078131-21ntpq23:35:171
2070208220,1sleep00-21swapper/023:16:420
2065215220,1sleep00-21swapper/023:05:170
2059077220,0sleep00-21swapper/022:50:200
2053816220,1sleep12053846-21perf22:40:011
2050747220,1sleep02050871-21python322:30:200
2046767220,1sleep02047018-21users22:20:220
2035240220,1sleep02035267-21apt-get21:55:130
2023827220,1sleep02022975-21/usr/sbin/munin21:25:200
2021945220,1sleep22022171-21unixbench_multi21:20:212
2019492220,1sleep12019607-21ps21:15:191
1997000220,1sleep11997014-21dump-pmu-power20:20:011
1983601220,1sleep20-21swapper/219:45:162
1981369220,0sleep00-21swapper/019:39:490
1980692220,1sleep11980949-21unixbench_multi19:35:221
1978672220,1sleep10-21swapper/119:30:211
1975890220,1sleep11975892-21/usr/sbin/munin19:25:121
1975528222,0sleep0171ktimers/019:23:320
1971314220,1sleep21971789-21df_inode19:15:012
1971314220,1sleep21971789-21df_inode19:15:012
2105349210,0sleep20-21swapper/200:39:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional