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2026-09-04 - 10:01
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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, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack5slot1.osadl.org (updated Fri Sep 04, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1689099230,9cyclictest10429-21sshd23:18:410
1689099226,8cyclictest30887-21sh21:59:080
1689099220,9cyclictest4543-21sh22:56:320
1689099220,10cyclictest6319-21sh00:10:260
1689099220,10cyclictest23643-21sh23:44:180
1689099216,7cyclictest12297-21sh23:00:450
1689099210,9cyclictest5118-21sh00:28:560
1689099210,9cyclictest24873-21sh00:03:070
1689099210,9cyclictest16411-21sh00:16:220
1689099210,10cyclictest22971-21sh23:07:040
1689099210,10cyclictest1507-21sh22:36:300
1689099210,10cyclictest12770-21sh21:48:520
325062200,0sleep00-21swapper/020:50:200
1689099205,7cyclictest31810-21sh23:12:070
1689099201,10cyclictest321-21systemd-journal21:10:170
1689099200,9cyclictest26003-21diskmemload00:21:550
1689099200,9cyclictest25460-21sh21:37:300
1689099200,9cyclictest2500-21sh00:09:020
1689099200,9cyclictest21759-21sh21:17:050
1689099200,9cyclictest21148-21timerandwakeup19:15:230
1689099200,9cyclictest12698-21sh22:25:080
1689099200,9cyclictest11716-21sh23:37:160
1689099200,8cyclictest2874-21unixbench_singl20:55:250
1689099200,8cyclictest23565-21diskmemload23:25:250
1689099200,12cyclictest24590-21sh22:31:070
1689099195,7cyclictest19571-21sh22:10:250
1689099194,7cyclictest28881-21runrttasks23:46:430
1689099194,6cyclictest31926-21gltestperf19:40:160
1689099191,8cyclictest12008-21rm00:32:330
1689099191,5cyclictest30008-21df_inode21:40:160
1689099191,10cyclictest24100-21latency_hist19:25:010
1689099191,10cyclictest24100-21latency_hist19:25:010
1689099190,9cyclictest8193-21ssh22:22:170
1689099190,9cyclictest774-21runrttasks21:08:200
1689099190,9cyclictest774-21runrttasks20:31:460
1689099190,9cyclictest774-21runrttasks19:39:380
1689099190,9cyclictest4884-21sh21:25:290
1689099190,9cyclictest15778-21sh23:21:100
1689099190,9cyclictest15778-21sh23:21:100
1689099190,9cyclictest15668-21sh23:57:540
1689099190,9cyclictest15668-21sh23:57:540
1689099190,9cyclictest12774-21kernelversion21:30:220
1689099190,9cyclictest11032-21sh22:41:570
1689099190,8cyclictest18548-21sh00:35:550
1689099190,7cyclictest32088-21sh23:30:270
1689099190,11cyclictest650-21date22:55:000
1689099190,10cyclictest18089-21runrttasks22:45:410
1689099190,10cyclictest14779-21chrt20:14:380
1689099190,10cyclictest103-1kworker/0:1H+kblockd22:17:330
1689099181,9cyclictest774-21runrttasks20:06:050
1689099180,9cyclictest774-21runrttasks20:47:290
1689099180,9cyclictest774-21runrttasks19:34:530
1689099180,9cyclictest6310-21fschecks_count19:55:160
1689099180,9cyclictest4241-21sh23:50:570
1689099180,9cyclictest18281-21latency20:20:180
1689099180,9cyclictest17087-21sh21:50:360
1689099180,9cyclictest1598-21fschecks_count19:45:150
1689099180,8cyclictest13450-21sh22:07:060
1689099180,7cyclictest5864-21cat19:55:010
1689099180,11cyclictest774-21runrttasks22:01:260
1689099180,11cyclictest17138-21latency_hist20:20:000
1689099180,10cyclictest774-21runrttasks21:21:480
16894991713,3cyclictest13940-21needreboot22:25:194
1689099174,6cyclictest20784-21netstat20:25:190
1689099170,9cyclictest774-21runrttasks21:02:280
1689099170,9cyclictest26357-21postgres19:29:320
1689099170,8cyclictest774-21runrttasks20:04:390
1689099170,10cyclictest103-1kworker/0:1H+kblockd20:42:140
1689199168,6cyclictest19461-21cron19:15:011
1689199168,6cyclictest19461-21cron19:15:011
1689199165,8cyclictest321-21systemd-journal20:47:241
1689499154,8cyclictest700-21gdbus19:50:224
1689499150,14cyclictest0-21swapper/419:40:014
1689299151,9cyclictest26688-21/usr/sbin/munin20:40:112
1689199153,8cyclictest30547-21latency21:40:201
1689199151,7cyclictest2516-21ssh00:09:031
1689199150,11cyclictest1718-21tail22:55:141
1689199150,11cyclictest11315-21ssh22:05:331
286942140,6sleep428715-21ssh21:20:424
1689499143,8cyclictest6634-21sed22:40:004
1689499143,8cyclictest321-21systemd-journal20:00:044
1689499143,8cyclictest13887-21cut00:15:164
1689499141,9cyclictest27663-21ssh23:28:224
1689499141,9cyclictest26921-21sh21:38:314
1689499141,9cyclictest24341-21diskmemload22:50:014
1689499141,9cyclictest1803-21expr20:55:164
16894991410,3cyclictest18675-21cut21:15:184
1689499140,10cyclictest7548-21chrt21:05:444
1689499140,10cyclictest3834-21chrt23:15:044
1689499140,10cyclictest2938-21ssh21:43:114
1689499140,10cyclictest2688-21ssh21:25:034
1689499140,10cyclictest23583-21unixbench_multi22:30:274
1689499140,10cyclictest22059-21/usr/sbin/munin20:30:204
1689499140,10cyclictest1950-21hddtemp_smartct19:45:174
1689499140,10cyclictest19365-21ssh00:36:284
1689499140,10cyclictest19142-21ssh00:00:084
1689499140,10cyclictest16047-21sh21:14:334
1689499140,10cyclictest13743-21sh00:33:494
1689499140,10cyclictest11590-21sh00:14:174
1689499140,10cyclictest10701-21sh22:41:434
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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