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2025-12-02 - 07:37
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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 Tue Dec 02, 2025 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5863266615sleep5866-21unixbench_singl19:02:110
628199258196cyclictest8151-21ntpdc21:33:350
628199254226cyclictest27705-21rm22:56:350
628199252226cyclictest29212-21diskmemload23:02:350
628199251226cyclictest17202-21ntp_states19:52:470
628199250226cyclictest20752-21rt-features20:08:030
628199247221cyclictest14605-21ssh22:01:270
628199247219cyclictest31741-21grep23:13:060
628199247216cyclictest5324-21ssh23:38:360
628199243214cyclictest17068-21sh22:11:440
628199243211cyclictest9043-21memory19:17:190
628199243183cyclictest29482-1kworker/0:1H22:05:330
628199242216cyclictest6595-21if_err_eth019:06:590
628199242215cyclictest2872-21snmpd22:37:420
628199241217cyclictest3468-21ssh23:31:300
628199241216cyclictest3860-21idleruntime23:32:360
628199241213cyclictest13396-21ssh00:14:320
628199241209cyclictest29969-21sshd20:48:050
628199241191cyclictest16131-21grep00:26:570
628199240213cyclictest1372-21diskmemload22:26:330
628199240212cyclictest30971-21ntp_states20:52:340
628199239213cyclictest9848-21munin-node0
628199239212cyclictest11610-21df_inode00:06:580
628199239211cyclictest13094-21rm21:54:360
628199239179cyclictest32607-21fschecks_count23:17:230
628199239177cyclictest11997-21munin-run19:31:180
628199239175cyclictest31107-21ssh23:10:570
628199238211cyclictest18192-21munin-run00:36:230
628199238210cyclictest22851-21munin-run22:36:250
628199238209cyclictest17071-21munin-run00:31:230
628199238206cyclictest15634-21df19:46:410
628199237205cyclictest784-21ntp_kernel_pll_21:02:270
628199236209cyclictest9678-21cut23:57:550
628199236208cyclictest13145-21/usr/sbin/munin19:36:270
628199236207cyclictest12068-21ssh21:50:310
628199236205cyclictest14469-21latency_hist19:41:360
628199236174cyclictest8547-21/usr/sbin/munin19:16:280
628199236172cyclictest8483-21ssh23:52:470
628199236170cyclictest28954-21df23:01:570
628199235212cyclictest5312-21ssh21:22:100
628199235211cyclictest2176-21ssh21:08:520
628199235208cyclictest5956-21df_inode23:42:060
628199235208cyclictest25921-21munin-node0
628199235206cyclictest21061-21latency22:28:030
628199235204cyclictest2938-21runrttasks21:37:390
628199235204cyclictest26316-21ssh22:50:450
628199235198cyclictest18229-21load19:57:180
628199235168cyclictest3118-21perl21:12:330
628199234210cyclictest7229-21cut23:47:230
628199234208cyclictest14143-21ssh00:17:390
628199234206cyclictest7395-21rm21:31:030
628199233206cyclictest4249-21ssh21:17:330
628199233206cyclictest1414-21chrt23:22:320
628199233204cyclictest19515-21rm22:22:010
628199233202cyclictest24065-21munin-node0
628199233202cyclictest10322-21ntp_states19:22:540
628199233172cyclictest22152-21users20:13:540
628199233157cyclictest24824-21latency_hist20:26:350
628199232210cyclictest12058-21ntp_kernel_err00:08:120
628199232206cyclictest15216-21users19:43:220
628199232202cyclictest31568-21munin-node0
628199232171cyclictest26630-21timerandwakeup20:33:150
628199231200cyclictest18340-21df_inode22:17:070
628199230205cyclictest2872-21snmpd20:41:480
628199230163cyclictest19183-21grep20:01:520
628199229201cyclictest2720-21lxpanel20:37:200
628199228202cyclictest2829-21sendmail-mta20:20:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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