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2026-03-28 - 11:51
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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 all highest latencies:
System rack4slot2.osadl.org (updated Sat Mar 28, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73501980,0irq/45-4a10000031385-21kworker/0:019:04:130
7269910083,0cyclictest14308-21/usr/sbin/munin00:27:080
726999880,0cyclictest31212-21open_inodes23:42:030
726999879,0cyclictest21989-21aten_r4power_po20:06:250
726999678,0cyclictest20225-21/usr/sbin/munin20:02:160
726999578,0cyclictest2641-21users19:11:230
726999578,0cyclictest23675-21wget23:21:220
726999576,0cyclictest1201-21runrttasks23:50:300
726999375,0cyclictest9864-21munin-run22:41:140
726999375,0cyclictest27670-21memory23:31:570
726999374,0cyclictest5559-21ntp_states19:17:020
726999374,0cyclictest484-21runrttasks23:30:560
726999374,0cyclictest14007-21memory21:16:570
726999373,0cyclictest484-21runrttasks00:33:490
726999275,0cyclictest7599-21unixbench_singl20:57:110
726999273,0cyclictest29377-21meminfo23:36:510
726999273,0cyclictest18462-21wc23:06:170
726999175,0cyclictest15978-21/usr/sbin/munin19:47:070
726999174,0cyclictest8931-21ntp_kernel_pll_00:11:580
726999173,0cyclictest3738-21/usr/sbin/munin20:46:550
726999173,0cyclictest18953-21fw_conntrack21:31:420
726999075,0cyclictest6874-21diskstats19:21:350
726999075,0cyclictest10702-21/usr/sbin/munin19:32:040
726999074,0cyclictest15409-21df_inode22:56:350
726999073,0cyclictest27610-21kernelversion21:56:510
726999072,0cyclictest25534-21/usr/sbin/munin20:16:280
726999072,0cyclictest11329-21modprobe22:44:270
726999071,0cyclictest6427-21munin-run20:56:150
726998974,0cyclictest789-21users20:37:110
726998972,0cyclictest17410-21memory21:26:580
726998971,0cyclictest1401-21latency_hist20:41:170
726998968,0cyclictest484-21runrttasks20:29:250
726998873,0cyclictest17511-21ntp_states23:02:020
726998873,0cyclictest12311-21meminfo00:21:540
726998872,0cyclictest12282-21meminfo22:46:570
726998871,0cyclictest470-21processes22:12:040
726998870,0cyclictest24577-21runrttasks21:47:100
726998772,0cyclictest13454-21aten_r4power_po19:41:240
726998771,0cyclictest5083-21df00:01:310
726998771,0cyclictest11067-21users00:17:120
726998769,0cyclictest9171-21/usr/sbin/munin21:02:090
726998769,0cyclictest5078-21df_abs22:26:320
726998769,0cyclictest29838-21users22:02:140
726998769,0cyclictest28441-21chrt20:24:400
726998769,0cyclictest23544-21runrttasks23:21:150
726998670,0cyclictest21279-21users23:12:120
726998670,0cyclictest20750-21irqstats21:36:480
726998670,0cyclictest11030-21users21:07:150
726998669,0cyclictest3224-21/usr/sbin/munin23:56:250
726998668,0cyclictest6727-21sshd00:06:270
726998569,0cyclictest21975-21/usr/sbin/munin21:41:240
726998569,0cyclictest1431-21meminfo19:06:520
726998568,0cyclictest31618-21runrttasks20:32:490
726998568,0cyclictest18634-21runrttasks19:56:260
726998469,0cyclictest2101-21/usr/sbin/munin22:17:000
726998467,0cyclictest8561-21df_inode19:26:350
726998467,0cyclictest24387-21grep20:12:040
726998369,0cyclictest25868-21irqstats21:51:490
726998366,0cyclictest4486-21chrt22:24:200
726998366,0cyclictest2323-21cat23:52:060
726998366,0cyclictest12001-21df_inode21:11:490
726998267,0cyclictest12148-21fw_forwarded_lo19:36:470
726998265,0cyclictest15630-21irqstats21:21:500
726998264,0cyclictest13985-21meminfo22:51:540
726998065,0cyclictest6867-21diskstats22:31:380
726997964,0cyclictest30990-21irqstats22:06:490
726997662,0cyclictest17412-21missed_timers19:51:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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