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2025-12-21 - 18:19
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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 Sun Dec 21, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
893199573,27cyclictest0-21swapper/211:00:192
8926995445,5cyclictest21-21ksoftirqd/112:25:091
8931995315,34cyclictest29-21ksoftirqd/209:05:132
893199525,40cyclictest0-21swapper/210:00:252
8931995212,35cyclictest14083-21needreboot11:35:322
893799516,39cyclictest0-21swapper/308:30:263
8937995112,33cyclictest0-21swapper/309:20:373
8931995111,34cyclictest0-21swapper/209:45:372
85702519,36sleep10-21swapper/107:03:521
893799505,39cyclictest0-21swapper/309:10:363
893799505,39cyclictest0-21swapper/308:55:403
893799504,41cyclictest0-21swapper/309:15:243
893799503,18cyclictest0-21swapper/308:22:223
8937995013,5cyclictest0-21swapper/309:00:333
893199508,36cyclictest27201-21sshd09:17:222
8931995010,35cyclictest0-21swapper/210:35:272
8931995010,34cyclictest0-21swapper/209:40:412
893799493,41cyclictest0-21swapper/309:25:253
8937994914,30cyclictest22732-21wget07:40:293
893199494,39cyclictest0-21swapper/210:15:382
8931994911,5cyclictest0-21swapper/212:15:422
893799482,40cyclictest30118-21/usr/sbin/munin08:00:283
8937994811,31cyclictest0-21swapper/309:05:303
893199484,9cyclictest0-21swapper/211:40:412
893199484,39cyclictest0-21swapper/210:20:292
893199484,39cyclictest0-21swapper/210:20:292
893199483,39cyclictest0-21swapper/212:20:242
893199483,39cyclictest0-21swapper/211:15:222
893799474,38cyclictest0-21swapper/308:40:393
893799474,38cyclictest0-21swapper/307:05:213
893799473,40cyclictest0-21swapper/308:50:363
893799473,40cyclictest0-21swapper/308:50:363
893799473,39cyclictest0-21swapper/307:30:273
893199478,33cyclictest29-21ksoftirqd/212:15:092
893199478,33cyclictest0-21swapper/210:45:382
893199475,37cyclictest0-21swapper/208:25:452
893199474,37cyclictest0-21swapper/209:55:342
893199473,40cyclictest0-21swapper/209:51:592
893199473,40cyclictest0-21swapper/207:05:422
8931994715,27cyclictest672-21sshd11:45:182
893199471,39cyclictest10053-21perl11:25:272
893799465,35cyclictest0-21swapper/308:45:273
893799465,35cyclictest0-21swapper/308:45:273
893799464,36cyclictest0-21swapper/308:25:313
893799464,36cyclictest0-21swapper/307:15:273
893799463,38cyclictest0-21swapper/307:25:323
893799462,38cyclictest28232-21/usr/sbin/munin07:55:303
893199465,36cyclictest0-21swapper/208:39:552
893199464,9cyclictest0-21swapper/208:45:392
893199464,9cyclictest0-21swapper/208:45:392
893199463,7cyclictest0-21swapper/210:50:272
893199463,38cyclictest0-21swapper/211:55:292
893199463,38cyclictest0-21swapper/211:55:292
893199463,38cyclictest0-21swapper/211:10:432
893199463,37cyclictest20929-21diskstats07:35:302
893199463,37cyclictest0-21swapper/210:05:282
893199463,36cyclictest0-21swapper/208:00:162
893199462,38cyclictest645-21idleruntime-cro09:35:132
893199462,38cyclictest574-21polkitd07:55:152
893199462,38cyclictest22766-21/usr/sbin/munin12:00:272
893199462,38cyclictest22766-21/usr/sbin/munin12:00:272
893199462,37cyclictest2091-21unixbench_singl09:35:432
893799457,6cyclictest0-21swapper/307:45:283
893799457,5cyclictest35-21rcuc/307:50:323
893799456,34cyclictest0-21swapper/308:05:253
893799453,37cyclictest1362-21ps09:35:303
893799453,37cyclictest0-21swapper/309:40:203
893199456,34cyclictest0-21swapper/207:40:502
893199455,35cyclictest0-21swapper/208:05:492
893199454,36cyclictest0-21swapper/210:41:022
893199453,37cyclictest0-21swapper/212:05:252
893199453,37cyclictest0-21swapper/208:00:432
893199453,36cyclictest25569-21latency_hist09:15:142
893199453,36cyclictest0-21swapper/210:55:312
893199452,9cyclictest22637-21latency09:05:322
893199452,36cyclictest11534-21/usr/sbin/munin11:30:392
8922994536,5cyclictest3-21ksoftirqd/007:45:150
893799445,33cyclictest0-21swapper/308:35:313
893799443,8cyclictest4530-21sed08:15:473
893799443,8cyclictest3261-21latency_hist08:15:163
893799443,37cyclictest0-21swapper/309:30:433
893799443,37cyclictest0-21swapper/307:35:353
893799443,36cyclictest627-21snmpd07:10:303
893799443,35cyclictest15259-21aten_rbpower_vo07:20:293
893199443,8cyclictest3089-21sensors11:05:362
893199443,7cyclictest20330-21ntp_kernel_err10:25:352
893199443,7cyclictest20330-21ntp_kernel_err10:25:352
893199443,36cyclictest0-21swapper/212:30:252
893199443,36cyclictest0-21swapper/208:55:282
893199443,35cyclictest19488-21/usr/sbin/munin11:50:282
893199443,35cyclictest0-21swapper/212:25:172
893199442,35cyclictest21462-21/usr/sbin/munin10:30:222
893799433,8cyclictest21056-21entropy11:55:253
893799433,8cyclictest21056-21entropy11:55:253
893799432,8cyclictest19718-21netstat11:50:333
893199434,34cyclictest0-21swapper/207:20:162
893199434,33cyclictest0-21swapper/209:25:132
893199433,36cyclictest0-21swapper/207:45:342
893199433,35cyclictest0-21swapper/208:40:422
893199433,35cyclictest0-21swapper/207:31:582
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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