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2025-05-09 - 06:13
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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 376 highest latencies:
System rack5slot7.osadl.org (updated Fri May 09, 2025 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14341224062171,180sleep00-21swapper17:45:550
155979910536,50cyclictest0-21swapper21:10:310
155979910531,50cyclictest1574-21df21:21:180
155979910529,53cyclictest22445-21apt-get20:45:550
155979910432,54cyclictest0-21swapper21:33:030
155979910427,52cyclictest24398-21df_inode20:51:290
155979910418,62cyclictest32168-21apt-get21:15:550
155979910327,34cyclictest1182-21apt-get23:00:550
155979910315,23cyclictest28939-21apt-get22:45:530
155979910310,69cyclictest27409-21ssh22:41:070
155979910217,67cyclictest0-21swapper19:56:150
155979910038,35cyclictest24414-21apt-get18:40:490
155979910020,54cyclictest4344-21grep23:11:000
155979910017,22cyclictest13122-21fw_conntrack20:16:310
155979910016,23cyclictest16888-21users22:07:210
155979910014,45cyclictest14039-21ssh21:59:460
15597999934,30cyclictest0-21swapper22:19:460
15597999932,50cyclictest0-21swapper20:12:310
15597999916,46cyclictest17952-21fw_conntrack22:11:330
15597999911,67cyclictest20903-21aten_r5power_en20:41:070
15597999839,37cyclictest22452-21apt-get22:25:570
15597999823,35cyclictest26325-21open_inodes20:57:070
15597999818,58cyclictest8182-21df_inode21:41:280
15597999817,44cyclictest18135-21memory20:31:550
15597999816,23cyclictest10074-21ntp_states21:46:590
15597999812,47cyclictest16321-21wc17:51:360
15597999811,66cyclictest27378-21ssh21:01:020
15597999729,50cyclictest0-21swapper22:35:440
15597999720,34cyclictest11596-21memory21:51:500
15597999716,61cyclictest32392-21fw_conntrack22:56:310
15597999716,60cyclictest9539-21apt-get20:06:070
15597999716,44cyclictest4819-21df19:51:180
15597999715,61cyclictest19574-21fw_conntrack20:36:280
15597999714,66cyclictest17261-21aten_r5power_cu18:00:520
15597999714,46cyclictest31139-21ssh21:12:020
15597999712,44cyclictest31163-21processes22:52:060
15597999711,26cyclictest3894-21ssh21:27:240
15597999710,25cyclictest16442-21ssh20:26:460
15597999633,46cyclictest0-21swapper22:24:290
15597999619,33cyclictest6435-21cut23:16:570
15597999612,64cyclictest24050-21apt-get22:30:580
15597999536,20cyclictest7430-21ssh21:39:060
15597999529,46cyclictest0-21swapper18:11:150
15597999527,28cyclictest14692-21ssh22:01:310
15597999517,46cyclictest0-21swapper20:02:450
15597999516,22cyclictest3277-21memory23:06:510
15597999512,62cyclictest14948-21awk20:21:550
15597999511,23cyclictest30655-21sort19:15:380
15597999416,59cyclictest32359-21users19:21:410
15597999412,45cyclictest20556-21sort18:16:390
1559799939,24cyclictest4091-21ntpq19:46:280
15597999322,52cyclictest27088-21/usr/sbin/munin18:56:420
15597999321,50cyclictest21224-21memory18:21:230
15597999242,34cyclictest30924-21df_abs19:16:040
15597999221,50cyclictest23674-21wc18:36:000
15597999220,49cyclictest2049-21sed19:36:080
15597999220,48cyclictest22120-21memory18:26:270
15597999220,34cyclictest17113-21munin-run18:00:350
15597999120,30cyclictest1661-21head19:31:380
15597999118,52cyclictest18237-21tr18:06:000
15597999113,39cyclictest400-21grep19:26:230
1559799909,59cyclictest26316-21wc18:51:010
15597998923,47cyclictest22272-21snmpd19:42:420
15597998919,50cyclictest23401-21munin-run18:35:360
15597998815,35cyclictest29245-21irqstats19:06:210
15597998812,25cyclictest25714-21memory18:46:260
15597998713,25cyclictest28592-21gzip19:01:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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