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2026-09-11 - 10:12
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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 11, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
768521560,2sleep241-21ksoftirqd/222:39:282
89432780,0sleep20-21swapper/223:53:172
92532720,1sleep50-21swapper/522:03:185
92532720,1sleep50-21swapper/522:03:185
233302200,1sleep50-21swapper/500:20:005
2001099208,10cyclictest13563-21grep21:10:211
2001099199,8cyclictest28187-21cut22:50:221
2001099191,7cyclictest2022850cat20:20:001
2001099190,8cyclictest16925-21sh23:02:311
2001099190,7cyclictest1749250cat23:40:001
2001199180,13cyclictest32238-21ssh23:48:002
2001099185,6cyclictest683-21dbus-daemon00:20:201
2001099185,6cyclictest11172-21vmstat21:45:251
2001099184,7cyclictest18236-21cpuspeed_turbos23:40:121
2001099180,6cyclictest22619-21wc22:10:241
2001099180,11cyclictest30994-21ssh23:47:071
2001099180,10cyclictest26271-21cat00:40:011
2001099180,10cyclictest23418-21runrttasks21:52:541
2001099180,10cyclictest14622-21latency_hist23:20:001
2000999180,14cyclictest26238-21sh22:12:500
2000999180,10cyclictest9657-21sh21:45:130
2000999180,10cyclictest24689-21sh21:53:480
2000999180,10cyclictest15809-21sh21:11:510
2001199179,7cyclictest13709-21fschecks_count20:05:152
2001199179,7cyclictest13709-21fschecks_count20:05:142
2001199175,8cyclictest29050-21sh21:37:382
2001199175,10cyclictest7089-21expr22:20:162
2001199170,13cyclictest29623-21ssh21:55:582
2001199170,13cyclictest23592-21ssh22:30:032
2001099175,6cyclictest20781-21aten2_r5power_e00:00:131
2001099174,6cyclictest683-21dbus-daemon21:35:211
2001099174,6cyclictest4778-21mailstats22:55:211
2001099174,6cyclictest13839-21fschecks_time20:05:161
2001099174,6cyclictest13839-21fschecks_time20:05:151
2001099171,8cyclictest30625-21ssh22:33:571
2001099171,8cyclictest21253-21ssh23:23:371
2001099171,6cyclictest21428-21ssh21:33:331
2001099171,10cyclictest16347-21ssh22:07:041
2001099171,10cyclictest16347-21ssh22:07:041
2001099170,9cyclictest7913-21switchtime21:25:241
2001099170,9cyclictest26926-21chrt19:24:391
2001099170,9cyclictest11815-21grep20:00:181
2001099170,7cyclictest12643-21sh23:55:181
2001099170,6cyclictest92552ssh22:03:181
2001099170,6cyclictest92552ssh22:03:181
2001099170,10cyclictest774-21runrttasks21:08:221
2001099170,10cyclictest774-21runrttasks19:55:231
2001099170,10cyclictest774-21runrttasks19:50:011
2001099170,10cyclictest774-21runrttasks00:07:161
2001099170,10cyclictest774-21runrttasks00:07:161
2001099170,10cyclictest7175-21ssh00:10:201
2001099170,10cyclictest679-21fschecks_time23:30:171
2001099170,10cyclictest3867-21ssh21:41:281
2001099170,10cyclictest3459-21sh22:18:271
2001099170,10cyclictest32159-21sh21:20:511
2001099170,10cyclictest30971-21ssh23:29:171
2001099170,10cyclictest28005-21head21:55:171
2001099170,10cyclictest26752-21sh21:18:211
2001099170,10cyclictest24931-21/usr/sbin/munin20:30:171
2001099170,10cyclictest24820-21sh22:49:031
2001099170,10cyclictest24327-21runrttasks19:16:391
2001099170,10cyclictest18856-21ssh22:26:501
2001099170,10cyclictest12588-21sh22:23:411
2001099170,10cyclictest11365-21runrttasks00:30:551
2001099170,10cyclictest10399-21sensors_fan22:40:201
2000999170,9cyclictest26256-21sh21:35:360
2000999170,9cyclictest24267-21fschecks_time23:25:140
2000999170,9cyclictest11379-21latency_hist21:10:000
2001399164,9cyclictest7740-21wc22:20:234
20012991612,3cyclictest4314-21ssh23:50:193
2001199169,6cyclictest0-21swapper/221:40:162
2001199169,6cyclictest0-21swapper/200:00:002
2001199165,8cyclictest19389-21sh22:27:142
2001199165,8cyclictest0-21swapper/223:00:192
2001199165,7cyclictest21609-21sh23:23:532
2001199160,13cyclictest1417-21timerandwakeup20:45:222
2001199160,12cyclictest9541-21rm00:11:332
2001199160,12cyclictest8105-21taskset23:34:522
2001199160,12cyclictest3609-21mailstats20:50:212
2001199160,12cyclictest28430-21sh21:19:342
2001199160,12cyclictest28426-21missed_timers20:35:182
2001199160,12cyclictest11364-21sh22:40:442
2001199160,11cyclictest2165-21ssh23:12:322
2001199160,11cyclictest17356-21ssh21:30:362
2001199160,11cyclictest11308-21diskmemload23:25:562
2001099166,2cyclictest0-21swapper/119:40:231
2001099164,6cyclictest31024-21cat19:30:221
2001099163,6cyclictest30694-21latency23:10:171
2001099161,8cyclictest1207-21missed_timers22:35:181
2001099161,7cyclictest660-21gltestperf00:25:151
2001099160,9cyclictest27749-21fschecks_time19:25:141
2001099160,9cyclictest20313-21aten2_r5power_e20:20:121
2001099160,9cyclictest16198-21mailstats00:15:191
2001099160,8cyclictest958-21sed20:45:171
2001099160,8cyclictest8030-21netstat21:00:171
2001099160,8cyclictest24742-21cat20:30:011
2001099160,8cyclictest22102-21chrt19:12:431
2001099160,10cyclictest774-21runrttasks23:53:331
2001099160,10cyclictest5844-21runrttasks19:46:401
2001099160,10cyclictest29868-21/usr/sbin/munin20:40:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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