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2025-12-04 - 05:10
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack4slot3.osadl.org (updated Thu Dec 04, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25581212719,27sleep025594-21munin-run19:13:100
256949910416,78cyclictest27420-21munin-node19:18:240
25694999823,37cyclictest23417-21chrt22:23:460
25694999718,69cyclictest9168-21mailstats23:18:580
25694999715,44cyclictest24968-21fw_packets00:08:350
25694999628,59cyclictest1574-21cat21:18:100
25694999616,70cyclictest3664-21seq19:43:380
25694999610,77cyclictest20068-21fschecks_time23:53:320
25694999515,43cyclictest26867-21timerandwakeup20:54:030
25694999514,72cyclictest2122-21kernelversion21:18:430
25694999414,70cyclictest8623-21if_err_eth021:38:350
25694999414,70cyclictest21564-21sed23:58:250
25694999315,39cyclictest4033-21open_files21:23:550
25694999310,74cyclictest23371-21seq00:03:380
25694999220,50cyclictest13763-21ntp_states21:53:550
25694999215,68cyclictest19479-21seq23:51:580
25694999215,68cyclictest1600-21aten_r4power_po19:38:230
25694999214,70cyclictest3533-21runrttasks20:58:510
2569499919,43cyclictest17694-21sshd20:27:470
25694999125,57cyclictest13934-21munin-node23:33:530
25694999114,69cyclictest30194-21proc_pri00:23:560
25694999114,67cyclictest29539-21munin-node21:03:320
25694999114,67cyclictest20452sleep022:58:310
25694999114,67cyclictest15825-21sshd20:20:470
25694999113,39cyclictest29410-21ls19:23:350
25694999014,67cyclictest5513-21if_err_eth023:08:360
25694999014,67cyclictest21247-21runrttasks22:18:240
25694999014,67cyclictest11003-21seq20:06:100
25694999014,39cyclictest24554-21seq20:48:270
2569499894,76cyclictest29354-21munin-node22:44:050
25694998920,59cyclictest1994-21wget00:38:250
25694998915,65cyclictest32373-21cut19:33:210
25694998915,64cyclictest28555-21munin-node00:18:570
25694998914,66cyclictest6765-21fschecks_time19:53:310
25694998914,66cyclictest15945-21seq22:00:420
25694998914,66cyclictest1592-21seq22:57:260
25694998914,66cyclictest13188-21df_inode20:13:270
25694998914,66cyclictest11501-21aten_r4power_cu21:48:220
25694998913,67cyclictest26791-21sshd19:14:390
2569499888,70cyclictest31497-21missed_timers22:48:440
25694998815,64cyclictest10669-21munin-node21:43:590
25694998814,64cyclictest19815-21munin-node22:13:280
25694998812,36cyclictest28780-21chrt22:39:230
1849128814,17sleep018494-21ntp_states20:28:490
2569499879,68cyclictest3767-21fschecks_count23:03:310
2569499879,68cyclictest17673-21runrttasks23:45:260
2569499878,40cyclictest8207-21latency_hist21:38:110
25694998715,63cyclictest6930-21df_abs23:13:260
25694998714,64cyclictest24930-21munin-node22:28:420
2569499867,70cyclictest9028-21timerwakeupswit19:59:050
25694998617,59cyclictest26164-21wget22:33:220
25694998614,63cyclictest18896-21chrt22:09:070
25694998614,62cyclictest23164-21munin-node20:43:410
25694998531,45cyclictest41ktimersoftd/023:28:200
25694998530,46cyclictest41ktimersoftd/021:33:100
25694998524,52cyclictest15321-21kernelversion23:38:440
25694998514,62cyclictest958-21seq00:33:550
25694998432,41cyclictest10008-21munin-node23:23:260
25694998420,55cyclictest16996-21sshd22:03:480
3233728314,15sleep00-21swapper00:30:500
2569499836,40cyclictest26699-21kernelversion00:13:440
25694998331,44cyclictest41ktimersoftd/020:38:270
25694998229,45cyclictest41ktimersoftd/019:49:020
25694998214,58cyclictest31870-21runrttasks21:09:100
25694998213,59cyclictest32160-21runrttasks19:32:410
1285228214,15sleep00-21swapper20:13:030
25694998114,59cyclictest19478-21munin-node20:33:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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