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2026-07-25 - 11:15
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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 Sat Jul 25, 2026 00:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22952224082172,183sleep00-21swapper19:01:480
231039910418,46cyclictest30626-21memory21:54:120
231039910316,47cyclictest4386-21munin-run22:12:550
231039910314,68cyclictest10063-21ssh22:28:570
231039910311,26cyclictest26631-21ssh23:17:370
231039910214,66cyclictest23092-21munin-run21:32:530
231039910212,27cyclictest16175-21ssh21:12:410
231039910118,25cyclictest7359-21munin-run20:32:540
231039910115,67cyclictest16356-21apt-get21:13:100
231039910115,45cyclictest4522-21apt-get22:13:200
231039910015,64cyclictest6679-21irqstats22:19:010
231039910013,25cyclictest20044-21ssh22:58:240
23103999918,59cyclictest26924-21df21:43:390
23103999917,60cyclictest8354-21df23:58:380
23103999915,21cyclictest30848-21ntp_states23:29:210
23103999914,22cyclictest3368-21irqstats23:44:030
23103999912,24cyclictest19061-21ssh21:19:520
23103999839,19cyclictest29832-21ssh23:26:330
23103999832,43cyclictest14753-21ssh22:42:580
23103999817,61cyclictest6649-21df23:53:370
23103999816,44cyclictest27141-21df_inode23:18:430
23103999815,60cyclictest11735-21df_inode22:33:470
23103999815,51cyclictest0-21swapper00:10:370
23103999815,24cyclictest15625-21ssh00:19:300
23103999814,64cyclictest5434-21grep23:49:370
23103999812,64cyclictest18553-21cpu00:28:300
23103999719,53cyclictest8334-21fw_conntrack22:23:570
23103999717,46cyclictest936-21ssh22:02:550
23103999716,19cyclictest25288-21df_inode21:38:430
23103999713,66cyclictest24300-21users23:09:410
23103999712,64cyclictest18057-21ssh00:27:070
23103999711,25cyclictest30071-21cat21:53:000
2310399969,66cyclictest21411-21grep21:27:570
23103999622,57cyclictest0-21swapper19:42:540
23103999615,59cyclictest1270-21cut23:38:220
23103999615,19cyclictest31951-21apt-get23:33:110
23103999614,62cyclictest2951-21/usr/sbin/munin20:08:160
23103999614,44cyclictest13442-21memory21:04:170
23103999612,49cyclictest22969-21ssh23:06:330
23103999612,23cyclictest10129-21df_inode00:03:450
2310399959,66cyclictest2521-21ssh22:07:120
2310399948,25cyclictest24725-21ssh21:37:260
23103999415,42cyclictest15934-21ssh22:45:370
23103999414,22cyclictest18578-21df_inode22:53:450
23103999414,22cyclictest13676-21irqstats00:14:050
23103999314,60cyclictest17050-21memory22:49:150
23103999313,61cyclictest30894-21/usr/sbin/munin19:43:140
23103999310,24cyclictest25036-21tr19:09:050
23103999213,24cyclictest11069-21/usr/sbin/munin20:53:200
23103999122,47cyclictest27749-21/usr/sbin/munin19:23:450
23103999115,61cyclictest0-21swapper20:23:430
23103999112,39cyclictest12224-21df20:58:230
23103999112,28cyclictest24134-21grep19:07:560
23103999110,57cyclictest1126-21wc19:57:560
23103999041,33cyclictest5218-21ntp_kernel_err20:18:460
23103999018,23cyclictest8584-21df20:38:210
23103999012,27cyclictest4055-21/usr/sbin/munin20:13:170
23103999010,56cyclictest28194-21apt19:28:010
2310399898,43cyclictest8065-21find20:33:530
23103998918,23cyclictest1493-21irqstats19:58:340
23103998912,57cyclictest26408-21/usr/sbin/munin19:18:180
23103998812,26cyclictest29564-21ntpq19:33:450
23103998735,34cyclictest10213-21aten_r5power_en20:48:150
23103998716,23cyclictest25509-21apt19:13:000
23103998715,23cyclictest9601-21irqstats20:43:370
23103998715,23cyclictest2461-21memory20:03:390
23103998614,25cyclictest31793-21/usr/sbin/munin19:48:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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