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2025-12-19 - 19:08
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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 Fri Dec 19, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
327612680,3sleep2281ktimersoftd/207:16:412
2769699643,6cyclictest0-21swapper/312:26:423
2769699613,52cyclictest0-21swapper/311:56:453
2769699612,7cyclictest4913-21ps10:21:413
2769699592,7cyclictest23952-21/usr/sbin/munin08:21:503
2769699592,7cyclictest23952-21/usr/sbin/munin08:21:503
2767899591,53cyclictest30071-21crond11:31:150
2718025711,39sleep30-21swapper/307:03:153
2769699563,46cyclictest0-21swapper/311:07:183
27690995516,34cyclictest8457-21sort10:31:362
2767899553,46cyclictest0-21swapper/012:16:360
2767899545,42cyclictest0-21swapper/008:46:520
27678995310,37cyclictest0-21swapper/009:01:400
27696995224,24cyclictest30522-21cut07:11:353
2769699522,44cyclictest29047-21ntpq07:06:433
2769699515,40cyclictest22147-21aten_rbpower_en08:16:313
2769699515,39cyclictest24713-21aten_rbpower_en11:16:283
2769099515,39cyclictest0-21swapper/210:26:382
2769099513,42cyclictest0-21swapper/211:56:402
2767899517,9cyclictest31069-21fschecks_count10:06:300
2767899513,42cyclictest0-21swapper/008:30:280
2767899513,42cyclictest0-21swapper/008:30:280
27678995113,5cyclictest11936-21latency_hist09:16:180
2769699503,41cyclictest14401-21switchtime10:46:433
2769699503,40cyclictest382-21systemd-journal11:46:243
2769699502,42cyclictest18153-21grep09:31:333
27696995017,28cyclictest14768-21tr12:16:253
27696995013,31cyclictest5264-21load08:56:383
2769099503,41cyclictest0-21swapper/208:06:112
2768299503,41cyclictest0-21swapper/108:00:311
2767899504,39cyclictest0-21swapper/009:23:300
2767899503,41cyclictest0-21swapper/008:36:430
2769699496,37cyclictest20953-21ntpdc08:11:393
2769699496,37cyclictest13455-21ntp_kernel_pll_07:51:413
2769699495,38cyclictest6167-21open_inodes11:51:393
2769699493,40cyclictest25043-21grep09:51:183
2769699493,40cyclictest23153-21crond09:46:173
2769699493,39cyclictest2875-21missed_timers10:16:373
2769699493,39cyclictest25856-21wget08:26:293
2769699493,39cyclictest25856-21wget08:26:293
2769699492,40cyclictest32050-21/usr/sbin/munin08:41:383
27696994917,27cyclictest1285-21cut08:46:343
27696994916,28cyclictest638-21runrttasks07:50:133
27696994916,27cyclictest638-21runrttasks11:36:303
27696994916,27cyclictest638-21runrttasks11:36:303
27696994914,30cyclictest17043-21latency08:01:383
27696994913,30cyclictest5494-21sort07:31:353
2769099494,39cyclictest0-21swapper/210:41:322
2769099494,39cyclictest0-21swapper/208:06:402
2769099493,40cyclictest0-21swapper/210:51:332
2767899494,39cyclictest0-21swapper/011:06:380
27678994910,35cyclictest554-21dbus-daemon07:51:200
2769699489,34cyclictest11649-21missed_timers12:06:343
2769699489,33cyclictest28870-21if_err_eth211:26:333
2769699487,35cyclictest6540-21latency10:26:353
2769699487,35cyclictest22984-21entropy11:11:283
2769699486,36cyclictest32536-21kernelversion07:16:373
2769699486,36cyclictest31736-21processes10:06:413
2769699486,36cyclictest19721-21runrttasks08:08:043
2769699485,37cyclictest9762-21aten_rbpower_po10:36:273
2769699485,37cyclictest561-21rs:main3
2769699485,37cyclictest16186-21fschecks_time09:26:303
2769699484,39cyclictest15350-21/usr/sbin/munin10:51:273
2769699484,37cyclictest8953-21timerwakeupswit10:31:443
2769699483,7cyclictest1510-21munin-node07:21:313
2769699483,40cyclictest12505-21switchtime10:41:433
2769699483,39cyclictest26885-21taskset09:56:143
2769699482,15cyclictest4285-21ps08:54:303
27696994815,28cyclictest17336-21ntp_kernel_pll_12:21:343
27696994813,30cyclictest9805-21processes07:41:443
27696994812,31cyclictest11057-21open_files09:11:413
2769699481,42cyclictest2328-21grep11:41:363
2769099485,10cyclictest0-21swapper/210:16:472
2769099484,11cyclictest0-21swapper/207:06:362
2769099483,39cyclictest0-21swapper/212:27:392
2769099483,39cyclictest0-21swapper/210:36:402
2769099483,39cyclictest0-21swapper/208:13:242
2767899484,38cyclictest0-21swapper/012:01:260
2767899484,38cyclictest0-21swapper/011:41:330
2767899484,38cyclictest0-21swapper/011:36:380
2767899484,38cyclictest0-21swapper/011:36:380
2767899484,38cyclictest0-21swapper/008:57:280
2767899484,38cyclictest0-21swapper/007:56:300
2767899484,12cyclictest0-21swapper/009:06:490
2767899483,40cyclictest0-21swapper/012:08:240
2767899483,39cyclictest0-21swapper/011:46:250
27678994812,30cyclictest0-21swapper/009:20:410
2769699478,33cyclictest7041-21sh09:01:353
2769699477,34cyclictest8604-21entropy09:06:323
2769699476,36cyclictest30413-21cpu11:31:263
2769699476,36cyclictest30413-21cpu11:31:263
2769699475,36cyclictest7667-21latency07:36:413
2769699475,36cyclictest12354-21forks09:16:323
2769699474,37cyclictest497-21fschecks_count10:11:313
2769699474,37cyclictest4332-21switchtime07:26:463
2769699473,7cyclictest14766-21sh07:56:323
2769699473,38cyclictest20501-21egrep12:31:253
2769699473,37cyclictest9580-21if_err_eth212:01:313
2769699473,37cyclictest17178-21sshd10:56:253
27696994718,24cyclictest14353-21tune2fs09:21:323
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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