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2025-05-05 - 06:00
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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 792 highest latencies:
System rack5slot7.osadl.org (updated Mon May 05, 2025 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3914223832157,172sleep00-21swapper17:50:220
39919910731,58cyclictest0-21swapper23:07:360
39919910519,21cyclictest27695-21memory21:32:070
39919910419,46cyclictest2279-21users21:52:340
39919910414,59cyclictest0-21swapper22:34:240
39919910413,68cyclictest20994-21memory21:12:040
39919910314,66cyclictest18443-21ssh22:41:500
39919910221,24cyclictest1317-21kworker/u2:021:57:450
39919910217,64cyclictest4699-21/usr/sbin/munin22:01:190
39919910216,24cyclictest10036-21/usr/sbin/munin22:16:420
39919910131,52cyclictest0-21swapper20:18:180
39919910128,54cyclictest0-21swapper21:50:290
39919910125,33cyclictest0-21swapper23:02:000
39919910115,24cyclictest17467-21df_inode21:01:370
3991991009,26cyclictest8669-21wc20:35:520
39919910016,46cyclictest11973-21ntp_states22:22:130
39919910016,23cyclictest14394-21ntp_states20:52:200
39919910012,27cyclictest32280-21ssh20:08:300
3991999912,66cyclictest22404-21cstates21:16:280
3991999911,27cyclictest30068-21ssh20:02:120
399199988,27cyclictest26562-21ssh19:51:500
3991999829,26cyclictest0-21swapper18:41:080
3991999822,26cyclictest29342-21memory21:37:080
3991999818,42cyclictest9871-21munin-run18:20:460
3991999817,61cyclictest892-21memory20:12:070
3991999815,63cyclictest16702-21df_inode22:36:360
3991999814,64cyclictest25516-21/usr/sbin/munin21:27:420
3991999813,24cyclictest4007-21df20:21:300
3991999812,48cyclictest19843-21ssh21:08:060
3991999811,67cyclictest28350-21ssh23:12:070
399199979,69cyclictest6027-21ntpq20:27:160
3991999733,47cyclictest0-21swapper19:10:460
3991999721,53cyclictest24180-21df_inode21:21:390
3991999717,43cyclictest30860-21fw_conntrack21:41:480
3991999716,44cyclictest5074-21munin-node20:42:300
3991999712,62cyclictest30467-21kworker/u2:122:15:500
3991999712,21cyclictest25843-21wc19:46:490
3991999627,32cyclictest23280-1kworker/u3:123:20:200
3991999617,41cyclictest9089-21df_inode20:36:440
3991999617,35cyclictest28370-21memory19:57:080
3991999610,66cyclictest21347-21sendmail_mailqu19:21:510
3991999515,23cyclictest20667-21users22:47:400
3991999515,22cyclictest13375-21df_inode22:26:380
3991999512,64cyclictest23835-21unixbench_singl22:57:250
3991999511,65cyclictest22103-21grep19:26:430
3991999438,22cyclictest13515-21ssh20:50:080
3991999428,19cyclictest16249-21/usr/sbin/munin18:56:250
3991999416,58cyclictest15789-21df_inode20:56:440
3991999412,44cyclictest21347-21ssh22:50:570
3991999329,44cyclictest6963-21ssh22:07:120
3991999226,41cyclictest0-21swapper18:21:080
3991999118,24cyclictest11170-21fw_conntrack18:26:260
3991999114,57cyclictest4344-21sed17:51:200
3991999113,56cyclictest9051-21wc18:15:500
3991999113,29cyclictest19795-21grep19:15:490
3991999017,36cyclictest13460-21munin-run18:40:470
3991999016,25cyclictest24565-21df19:41:210
3991999015,60cyclictest0-21swapper18:06:160
3991999014,40cyclictest24241-21munin-run19:40:470
3991999011,43cyclictest20069-21sshd19:16:190
399199898,62cyclictest12516-21head18:31:560
3991998917,24cyclictest5216-21memory17:56:000
3991998819,24cyclictest14470-21apt-get18:46:100
3991998819,22cyclictest15646-21fw_conntrack18:51:280
3991998813,57cyclictest6392-21/usr/sbin/munin18:01:540
3991998711,42cyclictest17380-21sshd19:01:180
3991998710,26cyclictest22704-21cpu19:31:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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