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2025-12-04 - 04:29
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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 rackfslot4.osadl.org (updated Thu Dec 04, 2025 00:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
683123360,2sleep30-21swapper/319:05:223
743723110,2sleep10-21swapper/119:05:311
745022750,2sleep20-21swapper/219:05:332
850598164157,4cyclictest19258-21kworker/u8:2821:21:571
850598164157,4cyclictest19258-21kworker/u8:2821:21:571
851098136128,5cyclictest26869-21kworker/u8:4220:07:082
851098133126,4cyclictest30648-21kworker/u8:4020:12:152
850598126117,6cyclictest30613-21kworker/u8:420:12:151
850598125118,4cyclictest26876-21kworker/u8:5120:07:081
851098121115,4cyclictest3906-21kworker/u8:2520:27:362
361121170,2sleep225-21ksoftirqd/223:52:242
2653621140,2sleep326530-21ntpq22:25:383
850598110105,3cyclictest3942-21kworker/u8:6220:27:361
85039810795,9cyclictest10-21ksoftirqd/019:51:500
8513989991,4cyclictest23294-21kworker/u8:3921:21:583
8513989991,4cyclictest23294-21kworker/u8:3921:21:573
8510989386,4cyclictest17580-21kworker/u8:2019:46:392
8505988376,4cyclictest17571-21kworker/u8:419:46:391
8510988175,4cyclictest30493-21kworker/u8:3821:32:072
8505987165,4cyclictest30484-21kworker/u8:2921:32:081
8513986152,6cyclictest23116-21kworker/u8:1820:07:083
261232610,2sleep20-21swapper/223:31:212
8513985951,5cyclictest30616-21kworker/u8:720:12:153
127962560,3sleep119-21ksoftirqd/123:05:211
128952530,3chrt0-21swapper/220:45:322
8503985117,30cyclictest2044-21snmpd00:20:170
8503985117,30cyclictest2044-21snmpd00:20:170
8513984739,5cyclictest3899-21kworker/u8:1620:27:363
8510984740,4cyclictest28711-21kworker/u8:823:42:102
8510984640,4cyclictest23123-21kworker/u8:2519:51:502
8510984438,4cyclictest32519-21kworker/u8:720:22:292
8505984236,3cyclictest26265-21kworker/u8:423:52:251
18572420,14sleep20-21swapper/220:15:532
8510983732,3cyclictest32072-21kworker/u8:322:46:532
147402370,19sleep20-21swapper/222:00:412
147402370,19sleep20-21swapper/222:00:402
8510983629,4cyclictest4490-21kworker/u8:423:12:292
8510983629,4cyclictest4490-21kworker/u8:423:12:282
8505983630,4cyclictest23141-21kworker/u8:4619:51:501
8503983527,5cyclictest10-21ksoftirqd/022:20:140
3112350,8chrt19-21ksoftirqd/123:45:321
8503983416,14cyclictest18816-21ssh00:25:170
221692340,4sleep38499-21cyclictest22:16:173
194152340,3sleep119368-21ssh22:10:441
192812340,10sleep10-21swapper/121:02:481
151482340,2sleep30-21swapper/323:10:193
151482340,2sleep30-21swapper/323:10:183
851098336,4cyclictest121rcu_preempt21:25:182
8505983328,3cyclictest1998-21kworker/u8:1720:22:291
8503983322,8cyclictest10-21ksoftirqd/021:21:570
8503983322,8cyclictest10-21ksoftirqd/021:21:570
87032320,2sleep10-21swapper/119:10:141
269692320,2sleep20-21swapper/221:20:262
269692320,2sleep20-21swapper/221:20:262
192062320,8sleep38499-21cyclictest21:02:023
88102310,5sleep331-21ksoftirqd/300:04:363
8510983112,3cyclictest25-21ksoftirqd/221:40:002
192072310,1sleep217541-21kworker/u8:022:10:342
132392310,2sleep30-21swapper/319:20:293
8510983016,4cyclictest25-21ksoftirqd/200:20:002
8510983016,4cyclictest25-21ksoftirqd/200:20:002
84652300,17sleep329437-1kworker/u9:122:55:273
54602300,6sleep28499-21cyclictest21:41:342
33702300,7sleep3311ksoftirqd/323:51:093
181382300,17sleep317976-21kworker/u8:000:23:023
181382300,17sleep317976-21kworker/u8:000:23:023
95422290,6sleep331-21ksoftirqd/321:50:283
851398291,3cyclictest121rcu_preempt22:40:173
851398291,3cyclictest121rcu_preempt22:40:163
8510982914,4cyclictest25-21ksoftirqd/222:50:402
8505982923,4cyclictest32073-21kworker/u8:522:46:521
850598290,3cyclictest121rcu_preempt00:35:171
850598290,3cyclictest121rcu_preempt00:35:171
7282290,1sleep3434-21kworker/u8:921:33:423
63502290,7sleep1191ksoftirqd/123:59:191
137312290,1sleep213085-21kworker/u8:1200:15:012
137312290,1sleep213085-21kworker/u8:1200:15:012
851098286,4cyclictest121rcu_preempt20:05:002
851098286,4cyclictest121rcu_preempt20:05:002
851098283,6cyclictest121rcu_preempt21:50:242
8510982813,3cyclictest25-21ksoftirqd/221:00:382
850598281,3cyclictest121rcu_preempt20:35:171
8505982813,4cyclictest19-21ksoftirqd/122:55:381
293102280,2sleep30-21swapper/322:30:523
288992280,5sleep2251ksoftirqd/223:38:052
256292280,1sleep322595-21kworker/u8:1200:39:433
256292280,1sleep322595-21kworker/u8:1200:39:433
244102280,16sleep123852-21kworker/u8:2323:29:511
231092280,3sleep20-21swapper/221:11:452
221122280,3sleep10-21swapper/100:30:401
220072280,6sleep3311ksoftirqd/323:24:433
183842280,2sleep30-21swapper/323:15:343
183842280,2sleep30-21swapper/323:15:343
181792280,7sleep1191ksoftirqd/100:23:161
181792280,7sleep1191ksoftirqd/100:23:161
180772280,2sleep115123-21kworker/u8:822:09:551
157352280,2sleep315736-21kworker/u8:1420:55:023
104962280,3sleep2251ksoftirqd/200:05:522
102072280,16sleep1426-21kworker/u8:121:51:301
94932270,3sleep29492-21ld19:10:312
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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