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2026-04-11 - 05:35
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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 Sat Apr 11, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195959913514,110cyclictest671-21munin-node21:37:070
195959913415,108cyclictest8544-21hostname23:41:460
195959913017,103cyclictest11595-21seq23:51:090
195959912814,105cyclictest23055-21munin-node21:06:470
195959912814,104cyclictest15013-21munin-node00:02:270
195959912715,102cyclictest15030-21aten_r4power_vo22:21:480
195959912714,103cyclictest6276-21users23:32:300
195959912714,103cyclictest25660-21vmstat22:52:330
195959912614,102cyclictest21330-21hostname21:01:450
195959912515,100cyclictest28297-21latency21:22:060
195959912415,98cyclictest28410-21munin-node23:02:070
195959912414,101cyclictest26843-21needreboot22:57:100
195959912414,100cyclictest32579-21seq19:56:420
195959912315,98cyclictest3568-21runrttasks23:15:300
195959912314,100cyclictest3568-21runrttasks22:33:300
195959912215,97cyclictest26122-21wget19:36:430
195959912214,99cyclictest5484-21if_err_eth020:11:590
195959912214,98cyclictest20200-21munin-node22:37:010
195959912214,97cyclictest24554-40yum-updatesd-he21:11:460
195959912117,93cyclictest3250-21snmpd22:20:300
195959912116,95cyclictest12527-21sendmail_mailqu23:52:220
195959912114,97cyclictest2420-21ntpq20:02:120
195959912114,97cyclictest23562-21munin-node00:27:040
195959912114,96cyclictest18540-21munin-node20:52:060
195959912016,94cyclictest3250-21snmpd19:49:030
195959912016,94cyclictest2010-21wget23:21:460
195959912016,93cyclictest3250-21snmpd19:18:020
195959912015,95cyclictest26827-21sshd21:17:130
195959912014,97cyclictest3568-21runrttasks20:57:580
195959912014,96cyclictest9850-21crond20:26:340
195959912013,98cyclictest20537-21munin-node00:17:190
195959911916,92cyclictest5191-21munin-node21:52:130
195959911916,92cyclictest3462-21munin-node20:07:310
195959911915,93cyclictest6894-21wget21:56:470
195959911915,93cyclictest21317-21wget19:21:470
195959911915,93cyclictest13595-21diskstats23:56:520
195959911915,93cyclictest11882-21munin-node22:11:500
195959911914,95cyclictest3250-21snmpd23:41:050
195959911816,91cyclictest16640-21munin-node00:07:320
195959911816,91cyclictest11589-21munin-node20:32:330
195959911815,93cyclictest465-21df23:16:490
195959911815,93cyclictest14308-21sshd20:38:130
195959911814,94cyclictest16734-21df_abs22:26:500
195959911715,92cyclictest6726-21munin-node20:17:330
195959911715,92cyclictest29563-21munin-node23:06:470
195959911715,92cyclictest22186-21munin-node00:22:190
195959911715,92cyclictest14829-21munin-node20:41:530
195959911715,91cyclictest8434-21munin-node22:01:540
195959911715,91cyclictest30965-21munin-node19:51:480
195959911714,94cyclictest2098-21fschecks_count21:41:540
195959911714,93cyclictest21435-21wget22:41:450
195959911714,93cyclictest113932sleep022:10:100
195959911714,92cyclictest24478-21munin-node19:31:560
195959911618,89cyclictest11068-21sshd20:28:130
195959911615,91cyclictest3559-21munin-node21:46:540
195959911615,90cyclictest31480-21iostat21:32:020
195959911615,90cyclictest18263-21munin-node00:11:570
195959911614,92cyclictest3568-21runrttasks22:46:470
195959911614,92cyclictest3250-21snmpd23:31:020
195959911614,92cyclictest29437-21munin-node21:26:480
195959911614,92cyclictest23204-21munin-node19:26:560
195959911614,91cyclictest27994-21munin-node00:42:250
195959911613,94cyclictest3568-21runrttasks20:47:570
195959911515,90cyclictest28169-21seq19:42:060
195959911415,89cyclictest26369-21munin-node00:37:230
195959911414,89cyclictest24751-21munin-node00:31:480
1838929816,62sleep018393-21iostat_ios19:11:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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