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2025-07-12 - 11:07
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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 highest latencies:
System rack4slot3.osadl.org (updated Sat Jul 12, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
325369915115,64cyclictest23768-21munin-node22:02:480
325369914814,70cyclictest25620-21chrt20:28:330
325369914714,67cyclictest30649-21runrttasks00:03:350
325369914514,67cyclictest18796-21open_inodes21:47:420
325369914314,42cyclictest4800-21chrt22:44:200
325369914114,66cyclictest3614-21munin-node19:22:100
325369914113,72cyclictest334-21munin-node00:12:510
325369914015,68cyclictest14804-21munin-node19:57:570
325369914014,69cyclictest13265-21aten_r4power_vo19:52:100
8609210314,16sleep08610-21diskstats21:17:170
37129914,15sleep0374-21diskstats20:52:150
609229814,15sleep06132-21ls22:47:520
2904229814,15sleep03314-21lldpd23:58:430
2164029714,18sleep021645-21idleruntime20:17:220
1484029713,16sleep02701-13audispd23:16:560
32536999615,72cyclictest10273-21cut19:42:220
2857429514,15sleep028596-21sort20:37:490
235429514,15sleep02357-21iostat22:37:260
2018929513,15sleep020194-21uname21:52:320
32536999414,70cyclictest71042sleep000:32:120
32536999314,70cyclictest10106-21aten_r4power_po21:22:130
225429314,15sleep02257-21iostat20:57:240
1998829314,16sleep019991-21df23:32:120
32536999214,69cyclictest9060-21netstat22:57:360
32536999214,39cyclictest29400-21latency_hist22:21:570
95429114,15sleep0978-21ps22:32:440
3135929114,15sleep031364-21hddtemp_smartct20:47:210
1369729113,15sleep013700-21irqstats21:32:280
1231229114,15sleep012340-21ps21:27:440
1199729114,16sleep011998-21irqstats19:47:310
32536999014,67cyclictest5689-21ntp_kernel_pll_19:27:370
32536999014,67cyclictest16501-21munin-node21:42:490
1524029013,15sleep015238-21hddtemp_smartct21:37:240
32536998915,65cyclictest3217-21snmpd22:26:160
32536998914,66cyclictest3367-21seq00:20:240
32536998914,66cyclictest2403-21ntp_offset19:17:380
32536998914,66cyclictest17747-21runrttasks23:24:100
2320328914,15sleep023225-21df23:42:100
32536998814,65cyclictest3533-21runrttasks21:07:270
32536998814,65cyclictest3533-21runrttasks00:29:250
32536998814,65cyclictest18523-21wc20:07:310
32536998814,64cyclictest9275-21processes00:37:450
3209328813,15sleep00-21swapper19:09:140
2355228814,15sleep023550-21ntp_states20:22:410
32536998715,62cyclictest32368-21chrt00:09:230
32536998715,62cyclictest24682-21munin-node23:47:560
32536998714,64cyclictest6988-21fschecks_time19:32:180
32536998714,63cyclictest18818-21munin-node23:27:350
3090228720,54sleep030894-21latency_hist20:46:570
510428614,15sleep00-21swapper00:26:110
32536998614,36cyclictest3533-21runrttasks20:06:050
2002128614,15sleep020029-21idleruntime20:12:220
32536998514,62cyclictest26925-21proc_pri22:12:430
32536998514,62cyclictest26404-21aten_r4power_vo23:52:110
32536998415,60cyclictest22083-21ntp_offset23:37:430
32536998414,61cyclictest22144-21munin-node21:57:490
32536998414,61cyclictest10422-21fschecks_time23:02:180
32536998414,34cyclictest27013-21wc20:32:500
32536998314,60cyclictest15963-21users23:17:560
51228214,55sleep0515-21iostat19:12:240
32536998215,58cyclictest3527-21cut21:02:090
32536998115,55cyclictest25386-21sendmail_mailst22:07:450
32536998114,57cyclictest6857-21munin-node22:52:100
821828014,15sleep00-21swapper21:16:260
32536997914,29cyclictest12083-21munin-node23:07:210
32536997816,51cyclictest311712chrt22:27:080
32536997616,50cyclictest8952-21ntp_states19:37:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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