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2026-06-24 - 03:16
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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 rack5slot7.osadl.org (updated Wed Jun 24, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16541224612216,91sleep00-21swapper19:01:280
168979915781,33cyclictest13133-21/usr/sbin/munin22:59:560
168979915683,36cyclictest4530-21/usr/sbin/munin22:35:270
168979915680,52cyclictest23449-21apt-get23:29:540
168979915676,40cyclictest9200-21ssh00:21:290
168979915579,52cyclictest30094-21/usr/sbin/munin22:15:210
168979915576,51cyclictest25736-21/usr/sbin/munin19:54:350
168979915483,47cyclictest26893-21/usr/sbin/munin23:41:180
168979915481,28cyclictest7967-21apt-get22:44:520
168979915378,52cyclictest11106-21ssh00:27:290
168979915377,54cyclictest26696-21cut22:04:520
168979915374,54cyclictest16308-21/usr/sbin/munin21:36:130
168979915281,34cyclictest29175-21missed_timers23:45:510
168979915277,53cyclictest10357-21users21:16:100
168979915277,51cyclictest11413-21/usr/sbin/munin22:56:130
168979915274,35cyclictest30346-21ssh23:49:430
168979915183,49cyclictest19748-21apt-get21:44:410
168979915177,50cyclictest1350-21df22:25:120
168979915176,33cyclictest783-21if_err_eth020:35:050
168979915175,51cyclictest11323-21latency_hist22:54:280
168979915078,49cyclictest4107-21munin-node20:54:330
168979915078,49cyclictest14580-21apt-get21:29:530
168979915077,52cyclictest3237-21/usr/sbin/munin00:04:590
168979915077,51cyclictest18035-21/usr/sbin/munin21:40:520
168979915077,50cyclictest25774-21ssh23:35:520
168979915077,32cyclictest31824-21/usr/sbin/munin22:20:500
168979915075,50cyclictest20020-21apt-get23:19:430
168979915073,34cyclictest11718-21aten_r5power_en00:29:560
168979915072,37cyclictest29814-21sshd22:13:430
168979915070,54cyclictest28595-21snmpd21:09:380
168979914981,44cyclictest14842-21/usr/sbin/munin23:04:540
168979914978,49cyclictest22320-21wc19:34:490
168979914977,50cyclictest1314-21/usr/sbin/munin00:01:080
168979914977,48cyclictest6461-21latency21:05:430
168979914976,49cyclictest32527-21/usr/sbin/munin23:55:420
168979914976,49cyclictest11139-21/usr/sbin/munin21:21:060
168979914974,50cyclictest19955-21ssh23:19:320
168979914974,35cyclictest5626-21sort21:00:260
168979914974,34cyclictest24923-21apt-get21:59:430
168979914972,54cyclictest22610-21ssh23:26:090
168979914971,53cyclictest13130-21sshd21:25:100
168979914875,52cyclictest6509-21ssh00:14:420
168979914875,50cyclictest16607-21aten_r5power_cu23:09:520
168979914874,50cyclictest20113-21grep19:20:280
168979914874,34cyclictest5358-21ntpq00:10:530
168979914873,50cyclictest17620-21grep19:05:260
168979914871,36cyclictest28054-21ps20:05:230
168979914776,49cyclictest21754-21df21:50:130
168979914775,49cyclictest23032-21/usr/sbin/munin19:40:340
168979914774,51cyclictest20407-21grep19:24:460
168979914772,53cyclictest3321-21ls22:30:390
168979914771,52cyclictest3032-21head20:45:300
168979914674,50cyclictest23482-21ssh21:55:100
168979914674,47cyclictest27091-21tr20:00:160
168979914672,51cyclictest7025-21ssh22:41:030
168979914672,49cyclictest25189-21kernelversion19:50:100
168979914573,34cyclictest28735-21if_eth020:10:020
168979914472,50cyclictest18590-21grep19:14:450
168979914470,51cyclictest31426-21fw_conntrack20:25:050
168979914470,50cyclictest21254-21/usr/sbin/munin19:29:450
168979914383,35cyclictest1868-21awk20:40:170
168979914372,49cyclictest18498-21wc19:14:280
168979914371,51cyclictest3996-21munin-run20:54:240
168979914371,49cyclictest30310-21basename20:19:450
168979914270,48cyclictest29462-21aten_r5power_vo20:14:510
168979914168,52cyclictest28595-21snmpd20:34:250
168979914068,31cyclictest24450-21proc_pri19:45:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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