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2025-12-23 - 08:24
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Tue Dec 23, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3121599637,9cyclictest3164-21latency_hist23:34:221
31215996111,44cyclictest18290-21/usr/sbin/munin00:14:561
3121599609,9cyclictest22598-21/usr/sbin/munin22:59:501
3121599609,9cyclictest22598-21/usr/sbin/munin22:59:501
31215996010,44cyclictest16419-21/usr/sbin/munin00:09:551
31215995813,39cyclictest22025-21/usr/sbin/munin00:24:461
31220995716,36cyclictest14513-21ksmtuned22:35:002
31215995712,39cyclictest0-21swapper/122:34:381
3121599568,42cyclictest5562-21fschecks_time23:39:371
3121599568,42cyclictest3303-21/usr/sbin/munin23:34:531
31215995612,10cyclictest18622-21latency_hist22:49:241
31215995611,40cyclictest0-21swapper/119:27:031
31211995613,35cyclictest1533-21processes20:34:510
31215995512,10cyclictest18843-21/usr/sbin/munin22:49:471
31215995511,38cyclictest20713-21/usr/sbin/munin22:54:491
31215995510,39cyclictest0-21swapper/123:44:451
31211995522,28cyclictest22978-21timerwakeupswit20:04:570
31211995519,30cyclictest31660-21idleruntime20:29:430
31211995517,32cyclictest362-21tune2fs21:59:390
31211995514,35cyclictest6203-21unixbench_multi19:19:580
31211995514,35cyclictest24960-21unixbench_singl20:09:560
3121599549,39cyclictest26337-21/usr/sbin/munin23:09:481
3121599549,39cyclictest24467-21/usr/sbin/munin23:04:451
3121599549,39cyclictest24467-21/usr/sbin/munin23:04:451
3121599547,41cyclictest30072-21/usr/sbin/munin23:19:501
31215995414,34cyclictest0-21swapper/120:34:271
31215995410,39cyclictest8922-21/usr/sbin/munin23:49:491
3121199542,46cyclictest5633-21tail20:44:580
3122099533,43cyclictest0-21swapper/221:57:562
3121599538,39cyclictest12680-21/usr/sbin/munin23:59:471
3121599538,39cyclictest12680-21/usr/sbin/munin23:59:471
31215995312,8cyclictest10792-21/usr/sbin/munin23:54:471
31215995312,8cyclictest10792-21/usr/sbin/munin23:54:471
31215995311,37cyclictest14550-21/usr/sbin/munin00:04:511
31215995310,37cyclictest3670-21latency_hist22:09:241
3121199532,45cyclictest4367-21grep19:15:000
31211995319,28cyclictest25581-21ls21:39:440
31211995315,33cyclictest17213-21switchtime19:49:560
31211995314,33cyclictest11096-21timerandwakeup20:59:530
3122099524,41cyclictest0-21swapper/219:49:452
3121599528,39cyclictest19209-21sadc21:24:251
3121599528,38cyclictest9276-21latency_hist22:24:241
3121599525,41cyclictest0-21swapper/120:19:521
31215995212,35cyclictest25538-21latency_hist00:34:211
31215995211,35cyclictest20157-21/usr/sbin/munin00:19:491
3121199522,44cyclictest7332-21cut23:44:380
3121199522,43cyclictest14320-21iostat_ios21:09:430
31211995217,30cyclictest23775-21unixbench_multi22:59:540
31211995217,30cyclictest23775-21unixbench_multi22:59:540
31211995216,31cyclictest9416-21missed_timers19:29:490
31211995216,31cyclictest13872-21missed_timers22:34:440
31211995215,32cyclictest577-21ksmtuned23:36:030
31211995213,33cyclictest5281-21cpu23:39:330
3121599519,37cyclictest28207-21/usr/sbin/munin23:14:551
3121599518,37cyclictest21858-21latency_hist20:04:271
31211995115,31cyclictest14948-21latency19:44:470
31211995114,32cyclictest638-21runrttasks22:10:170
31211995114,32cyclictest15977-21fschecks_time21:14:390
31211995114,31cyclictest19211-21latency_hist21:24:260
31211995114,31cyclictest13112-21unixbench_multi21:04:550
31211995113,32cyclictest7397-21sed20:49:560
31211995113,32cyclictest3577-21timerandwakeup20:39:540
31211995113,32cyclictest20623-21missed_timers19:59:480
31211995113,32cyclictest20623-21missed_timers19:59:480
31211995113,31cyclictest554-21dbus-daemon00:04:210
31211995113,31cyclictest554-21dbus-daemon00:04:210
3121599508,37cyclictest519-21smartd20:38:261
31215995010,34cyclictest31952-21/usr/sbin/munin23:24:491
3121199503,8cyclictest0-21swapper/020:19:440
31211995019,26cyclictest27860-21switchtime21:44:540
31211995019,25cyclictest12489-21unixbench-2d22:29:520
31211995017,28cyclictest16595-21entropy00:09:360
31211995016,29cyclictest577-21ksmtuned21:24:570
31211995016,29cyclictest3110-21timerwakeupswit22:04:530
31211995015,30cyclictest8786-21unixbench_multi22:19:550
31211995015,30cyclictest26556-21fschecks_count23:09:400
31211995012,32cyclictest22625-21load00:24:400
31211995012,32cyclictest19802-21sort22:49:520
3122099494,40cyclictest0-21swapper/222:30:082
31220994912,5cyclictest281ktimersoftd/222:09:442
3121599499,35cyclictest27265-21latency_hist20:19:261
3121599496,37cyclictest19867-21latency_hist19:59:271
3121599496,37cyclictest19867-21latency_hist19:59:271
3121599495,39cyclictest23528-21latency_hist20:09:271
3121199494,8cyclictest0-21swapper/019:34:420
3121199494,14cyclictest0-21swapper/019:04:390
3121199494,10cyclictest0-21swapper/022:44:380
31211994918,26cyclictest10584-21timerwakeupswit22:24:530
31211994916,28cyclictest7443-21latency19:24:470
31211994916,28cyclictest18979-21processes19:54:530
31211994916,28cyclictest18979-21processes19:54:530
31211994915,29cyclictest32238-21fschecks_time23:24:380
31211994915,29cyclictest29836-21interrupts20:24:420
31211994915,29cyclictest29745-21sed21:49:520
31211994914,29cyclictest1722-21idleruntime19:09:440
31211994913,30cyclictest21656-21fschecks_time21:29:400
31211994913,30cyclictest21656-21fschecks_time21:29:400
3122099485,37cyclictest0-21swapper/222:24:352
3122099485,36cyclictest0-21swapper/220:14:562
3122099485,10cyclictest0-21swapper/221:04:562
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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