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2024-06-21 - 14:06
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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 100 highest latencies:
System rack5slot7.osadl.org (updated Fri Jun 21, 2024 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20783224182177,188sleep00-21swapper18:01:490
217239910716,70cyclictest19391-21users22:08:030
217239910420,49cyclictest0-21swapper23:09:240
217239910415,48cyclictest29691-21missed_timers21:02:270
217239910413,51cyclictest1714-21/usr/sbin/munin21:17:120
217239910318,49cyclictest0-21swapper22:17:380
217239910217,63cyclictest12272-21memory21:47:240
21723991019,27cyclictest16261-21ssh20:22:150
217239910120,61cyclictest4037-21ntp_states21:22:390
217239910117,23cyclictest11145-21df_inode20:07:030
217239910018,21cyclictest2411-21timerandwakeup19:17:190
217239910017,62cyclictest20558-21irqstats22:12:190
217239910016,23cyclictest22939-21irqstats20:42:210
217239910015,67cyclictest5335-21df21:26:490
217239910014,23cyclictest17470-21apt-get20:26:240
217239910012,65cyclictest10073-21/usr/sbin/munin21:43:040
217239910011,68cyclictest25131-21apt-get22:26:300
217239910011,68cyclictest12795-21ssh20:11:580
21723999916,25cyclictest9686-21irqstats23:17:120
21723999915,66cyclictest947-21users21:12:550
21723999912,64cyclictest13751-21ssh23:30:240
21723999911,69cyclictest21306-21snmpd20:47:110
21723999911,66cyclictest28162-21ssh22:35:120
21723999910,28cyclictest2742-21ssh22:56:300
21723999818,61cyclictest20069-21users20:32:570
21723999817,63cyclictest2582-21munin-run22:56:070
21723999817,60cyclictest28457-21apt-get22:36:210
21723999816,21cyclictest27828-21df_inode20:56:590
21723999815,45cyclictest5339-21ssh23:03:130
21723999815,44cyclictest26731-21users20:52:590
21723999814,70cyclictest0-21swapper21:55:550
21723999814,65cyclictest14399-21irqstats23:32:110
21723999814,45cyclictest8279-21munin-run21:36:070
2172399979,48cyclictest32698-21/usr/sbin/munin22:47:550
21723999718,58cyclictest20814-21apt-get20:36:250
21723999717,59cyclictest15694-21munin-run20:21:060
21723999716,61cyclictest31080-21users22:42:560
21723999714,61cyclictest31255-21irqstats21:07:150
21723999712,27cyclictest18073-21ssh22:04:520
21723999615,23cyclictest24932-21ssh22:25:390
21723999615,23cyclictest1645-21munin-run19:16:060
21723999518,40cyclictest15367-21df21:56:500
21723999517,22cyclictest27392-21memory18:36:560
21723999516,58cyclictest8742-21df_inode21:36:530
21723999515,42cyclictest9116-21ssh23:16:050
21723999511,48cyclictest24255-21/usr/sbin/munin18:22:040
21723999510,63cyclictest12245-21sshd23:25:380
2172399929,25cyclictest22119-21if_err_eth018:06:460
21723999211,62cyclictest23478-21wc18:16:280
21723999211,23cyclictest10690-21latency_hist20:06:080
21723999118,23cyclictest6471-21df19:41:310
21723999112,27cyclictest6209-21latency_hist19:41:080
21723999031,43cyclictest30204-21ps18:52:080
21723999018,24cyclictest28171-21fw_conntrack18:41:460
21723999017,24cyclictest4720-21df_inode19:31:410
21723999016,24cyclictest3072-21memory19:22:020
21723999014,27cyclictest8867-21sendmail-msp19:56:060
21723999012,60cyclictest30678-21wget18:56:280
21723999012,28cyclictest32314-21date19:06:070
21723998939,35cyclictest7362-21sh19:46:350
21723998917,23cyclictest9374-21memory19:56:530
21723998911,40cyclictest23245-21munin-run18:16:060
21723998816,24cyclictest25904-21users18:27:170
21723998715,54cyclictest26360-21fw_conntrack18:31:430
21723998711,59cyclictest4270-21grep19:27:240
2172399869,25cyclictest32608-21df19:06:400
21723998617,22cyclictest28978-21df18:46:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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