You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-22 - 07:19
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 Sat Nov 22, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
238950699140,13cyclictest0-21swapper/323:35:133
2389506991312,1cyclictest69450irq/121-eno122:40:143
2389506991311,1cyclictest0-21swapper/323:05:123
238950699130,11cyclictest0-21swapper/300:35:143
2389506991210,0cyclictest0-21swapper/320:10:013
238950699120,11cyclictest69450irq/121-eno100:05:143
238950699120,11cyclictest0-21swapper/323:40:153
238950699120,11cyclictest0-21swapper/322:00:193
238950699120,11cyclictest0-21swapper/322:00:003
238950699120,11cyclictest0-21swapper/320:40:163
238950699120,11cyclictest0-21swapper/300:00:193
238950699120,10cyclictest0-21swapper/320:00:153
238950699120,0cyclictest0-21swapper/323:30:123
238950699119,0cyclictest0-21swapper/319:15:133
2389506991111,0cyclictest0-21swapper/322:15:123
2389506991111,0cyclictest0-21swapper/321:35:003
2389506991110,1cyclictest69450irq/121-eno120:30:123
2389506991110,1cyclictest69450irq/121-eno100:30:163
2389506991110,1cyclictest69450irq/121-eno100:30:153
2389506991110,1cyclictest0-21swapper/322:30:123
238950699110,9cyclictest0-21swapper/320:50:113
238950699110,10cyclictest0-21swapper/300:15:013
238950699110,0cyclictest0-21swapper/321:45:113
238950699110,0cyclictest0-21swapper/321:10:003
238950699109,0cyclictest0-21swapper/320:50:003
2389506991010,0cyclictest69450irq/121-eno123:00:143
2389506991010,0cyclictest69450irq/121-eno121:54:453
2389506991010,0cyclictest69450irq/121-eno100:15:153
2389506991010,0cyclictest0-21swapper/319:25:153
238950699100,9cyclictest69450irq/121-eno123:55:143
238950699100,9cyclictest69450irq/121-eno123:27:433
238950699100,9cyclictest69450irq/121-eno123:15:143
238950699100,9cyclictest69450irq/121-eno122:53:313
238950699100,9cyclictest69450irq/121-eno121:05:143
238950699100,10cyclictest0-21swapper/322:20:173
238950699100,0cyclictest0-21swapper/323:20:193
238950699100,0cyclictest0-21swapper/322:45:153
23895069999,0cyclictest69450irq/121-eno123:52:513
23895069999,0cyclictest69450irq/121-eno121:20:233
23895069999,0cyclictest69450irq/121-eno100:25:133
23895069999,0cyclictest0-21swapper/322:05:183
23895069999,0cyclictest0-21swapper/321:40:173
23895069998,0cyclictest0-21swapper/321:00:123
23895069997,2cyclictest69450irq/121-eno120:35:143
23895069996,2cyclictest69450irq/121-eno122:35:133
23895069990,9cyclictest0-21swapper/321:30:003
23895069990,8cyclictest69450irq/121-eno121:15:193
23895069990,8cyclictest69450irq/121-eno120:12:533
23895069990,8cyclictest0-21swapper/320:55:173
23895069990,0cyclictest0-21swapper/320:20:153
23895069988,0cyclictest69450irq/121-eno122:59:393
23895069988,0cyclictest69450irq/121-eno122:29:143
23895069987,0cyclictest0-21swapper/322:10:133
23895069980,7cyclictest69450irq/121-eno119:10:123
23895069980,0cyclictest0-21swapper/323:45:123
2387193281,4sleep30-21swapper/319:05:013
23895069977,0cyclictest69450irq/121-eno123:10:243
23895069977,0cyclictest69450irq/121-eno121:35:193
23895069977,0cyclictest0-21swapper/319:35:113
23895069975,1cyclictest0-21swapper/300:20:123
23895069966,0cyclictest69450irq/121-eno119:40:203
23895069960,5cyclictest69450irq/121-eno120:27:213
23895069960,5cyclictest69450irq/121-eno120:15:183
23895069960,5cyclictest69450irq/121-eno119:55:203
23895069960,5cyclictest69450irq/121-eno119:55:203
23895069950,4cyclictest0-21swapper/319:20:203
2389312251,3sleep2451ktimers/219:09:202
23895069943,1cyclictest69450irq/121-eno119:45:103
23895069940,3cyclictest69450irq/121-eno119:51:433
23895069940,3cyclictest0-21swapper/319:30:133
2388677241,1sleep00-21swapper/019:05:180
2388313241,1sleep10-21swapper/119:05:151
2512559230,2sleep02512709-21ntp_states00:10:170
2503299230,2sleep12503333-21munin-run23:50:011
2471870230,2sleep22471871-21/usr/sbin/munin22:35:132
2392201230,2sleep02392472-21df_inode19:15:160
2523759220,0sleep00-21swapper/000:35:470
2515044220,1sleep02515326-21users00:15:210
2514800220,1sleep22514891-21ps00:15:202
2511650220,0sleep00-21swapper/000:09:420
2508587220,1sleep22508737-21python300:00:192
2502930220,0sleep00-21swapper/023:46:440
2499097220,2sleep2754-21snmpd23:39:582
2493760220,1sleep12493871-21ntp_states23:25:201
2493592220,1sleep02493759-21sed23:25:190
2484802220,1sleep02477398-21kworker/u16:1+rpciod23:05:130
2482621220,1sleep12482651-21apt-get23:00:141
2480510220,1sleep02480597-21tail22:55:120
2471484220,1sleep12471486-21ssh22:33:531
2462888220,0sleep00-21swapper/022:12:260
2455231220,1sleep02455496-21diskstats21:55:170
2438464220,1sleep00-21swapper/021:15:140
2432516220,1sleep12432781-21diskstats21:00:141
2430550220,1sleep12430837-21df20:55:151
2428500220,0sleep20-21swapper/220:50:112
2427347220,1sleep22427480-21awk20:45:182
2424410220,1sleep12424420-21latency_hist20:40:011
2418916220,1sleep00-21swapper/020:25:110
2407393220,0sleep20-21swapper/219:55:122
2407393220,0sleep20-21swapper/219:55:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional