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2026-04-08 - 13:37
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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 highest latencies:
System rack7slot3.osadl.org (updated Wed Apr 08, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34212139318sleep3422-21latency_hist19:06:550
345599261130cyclictest18365-21ssh22:27:440
345599259133cyclictest30540-21sh23:15:120
345599258110cyclictest8143-21/usr/sbin/munin21:47:140
345599257128cyclictest22396-21if_err_eth022:43:090
345599254130cyclictest9535-21df_inode21:52:330
345599254113cyclictest27945-21runrttasks23:04:250
345599252123cyclictest27173-21munin-run20:51:540
345599251130cyclictest17297-21fschecks_time20:07:280
345599251125cyclictest6048-21sort19:17:370
345599251122cyclictest19267-21munin-run20:16:530
345599251118cyclictest21188-21ssh22:38:250
345599251111cyclictest7661-1kworker/0:1H23:34:380
34559925082cyclictest12953-21memory19:47:520
34559924968cyclictest9173-21egrep19:32:010
345599249123cyclictest14678-21cpu00:22:020
345599249122cyclictest8567-21cpu23:57:010
345599248121cyclictest3799-21if_eth019:07:360
345599248120cyclictest17668-21iwlist00:33:220
345599248111cyclictest1621-21ssh23:29:080
345599247118cyclictest13183-21ssh00:15:310
345599247115cyclictest12388-21ssh00:12:260
345599247103cyclictest16942-21ssh00:30:180
34559924679cyclictest25245-21ssh22:54:030
345599246121cyclictest15532-21ssh22:16:500
345599246120cyclictest7661-1kworker/0:1H23:00:040
345599246118cyclictest20433-21munin-node0
345599246110cyclictest12429-21ssh22:03:410
34559924569cyclictest18238-21df22:27:210
345599245118cyclictest10288-1rm21:54:510
345599245112cyclictest7661-1kworker/0:1H23:10:540
34559924470cyclictest31992-21df_inode21:12:300
345599244120cyclictest32266-21grep23:22:280
345599244120cyclictest19617-21df_inode22:32:390
345599243123cyclictest7152-21ssh23:51:190
345599243122cyclictest25404-21memory20:42:530
345599243114cyclictest16596-21sshd22:20:260
34559924277cyclictest15002-21fschecks_time00:22:560
345599242118cyclictest3217-21ssh21:27:010
345599242118cyclictest1328-21processes21:19:190
345599242113cyclictest6663-21ssh21:40:220
345599242111cyclictest6061-21chrt23:47:010
345599242109cyclictest893-21munin-run23:27:090
345599242108cyclictest23547-21ssh22:47:510
34559924185cyclictest4016-21ifplugd00:03:400
345599241117cyclictest14529-21runrttasks22:12:230
345599241117cyclictest11307-21ssh21:59:010
345599241111cyclictest30712-21ssh21:07:210
345599241106cyclictest510-21cron21:16:460
34559924075cyclictest28021-21grep20:53:270
34559924074cyclictest3013-21sendmail-mta19:38:140
345599240109cyclictest9762-21munin-node0
345599240108cyclictest15282-21tr19:58:040
34559923972cyclictest4345-21ssh21:31:200
345599239109cyclictest5693-21munin-run19:16:480
345599238116cyclictest23250-21ps20:33:060
34559923671cyclictest16739-21users20:03:320
345599236112cyclictest20428-21munin-node0
345599235113cyclictest7140-21fschecks_time19:22:290
345599235100cyclictest5365-21ssh21:34:550
34559923480cyclictest9481-21munin-node0
34559923467cyclictest25052-21df20:42:060
345599234116cyclictest11811-21latency19:42:470
345599233113cyclictest14895-21df19:57:150
345599228102cyclictest3555-21munin-node0
345599219121cyclictest21770-21chrt20:27:230
345599195172cyclictest28798-21memory20:57:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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