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2025-05-09 - 06:05
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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 rack7slot3.osadl.org (updated Fri May 09, 2025 00:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
251642178624sleep25163-21fschecks_time19:03:200
2613699269238cyclictest23367-21ssh21:17:200
2613699268240cyclictest31341-21ssh00:17:390
261369926697cyclictest5846-21cpu22:23:190
2613699265239cyclictest4560-21missed_timers19:54:140
2613699265239cyclictest19411-21chrt23:23:560
261369926373cyclictest20520-21df_inode23:28:550
2613699263236cyclictest9857-21ntp_states22:40:170
2613699261232cyclictest25103-21ssh21:24:320
261369926096cyclictest28138-21apt21:38:120
261369925896cyclictest21047-21runrttasks21:05:570
261369925894cyclictest9064-21latency20:14:040
2613699258235cyclictest543-21if_err_eth021:59:280
2613699258232cyclictest31752-21ssh21:54:060
2613699257232cyclictest28461-21cpu19:18:130
2613699257231cyclictest26425-21memory21:30:000
2613699257227cyclictest21987-21diskmemload21:10:400
2613699257226cyclictest14802-21cpu23:03:200
2613699256232cyclictest2877-21snmpd00:33:340
2613699256232cyclictest17588-21apt-get23:16:100
2613699256230cyclictest16449-21missed_timers23:10:000
261369925491cyclictest14528-21df_inode20:38:370
261369925474cyclictest15148-21mailstats20:40:080
2613699254230cyclictest29211-21munin-run00:08:140
2613699254229cyclictest4054-21netwatch19:53:090
261369925391cyclictest27830-21netwatch00:01:100
261369925389cyclictest31859-21if_err_eth000:19:260
2613699253219cyclictest11610-21ssh22:48:560
261369925293cyclictest3060-21ssh22:10:030
261369925290cyclictest29996-21netwatch00:10:500
261369925281cyclictest24252-21ntp_states21:20:340
2613699252226cyclictest553-21cpu19:38:150
261369925191cyclictest8642-21latency_hist20:13:130
261369925189cyclictest30663-21rm21:49:090
261369925169cyclictest19164-21munin-run23:23:080
261369925150cyclictest1599-21fschecks_time22:04:150
2613699251217cyclictest17809-21munin-node0
2613699250222cyclictest2877-21snmpd20:24:310
2613699250219cyclictest29857-21missed_timers21:45:050
2613699250218cyclictest13734-21df22:58:360
2613699250217cyclictest24049-21munin-node0
261369924998cyclictest2728-21lxpanel00:38:310
261369924979cyclictest10508-21ssh22:43:590
2613699249224cyclictest28563-21if_eth021:39:300
2613699249222cyclictest564-21chrt00:24:410
2613699249219cyclictest26457-21memory23:54:540
2613699249218cyclictest2728-21lxpanel22:33:140
261369924895cyclictest10169-21iwlist20:18:590
261369924864cyclictest15582-21ssh23:06:210
2613699248224cyclictest29367-21runrttasks19:20:480
2613699248221cyclictest24765-21munin-node0
2613699247227cyclictest26130-21cyclictest19:58:450
2613699247222cyclictest16631-21latency_hist20:48:180
2613699247219cyclictest31335-21grep19:29:520
2613699247219cyclictest30564-21netwatch19:26:370
261369924652cyclictest1089-21ntp_states19:39:350
2613699246221cyclictest27003-21runrttasks19:10:130
2613699246220cyclictest19217-21fschecks_time20:58:480
2613699246217cyclictest13185-21cron20:33:000
2613699246214cyclictest6861-21ssh22:27:520
2613699245221cyclictest8614-21munin-node0
2613699245218cyclictest22651-21ls23:38:350
2613699245217cyclictest2468-21cron20:03:270
2613699245215cyclictest2891-21/usr/sbin/munin19:48:110
2613699245214cyclictest17762-21sh20:53:010
261369924455cyclictest4867-21df_inode22:18:540
2613699244220cyclictest23083-21ssh23:39:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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