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2025-08-27 - 14:37
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot1.osadl.org (updated Wed Aug 27, 2025 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1748996518,7cyclictest131rcu_preempt10:53:141
1748996518,7cyclictest131rcu_preempt10:53:141
1747995327,19cyclictest38650irq/55-eth008:03:130
1747995327,19cyclictest38650irq/55-eth008:03:130
174899512,37cyclictest26574-21ssh09:43:131
174899512,37cyclictest26574-21ssh09:43:131
1747995011,28cyclictest131rcu_preempt09:43:130
1747995011,28cyclictest131rcu_preempt09:43:130
174799488,18cyclictest12-21ksoftirqd/007:33:150
174799488,18cyclictest12-21ksoftirqd/007:33:150
1747994811,30cyclictest24052-21ssh11:08:130
1747994811,30cyclictest24052-21ssh11:08:130
174799464,6cyclictest131rcu_preempt11:43:160
174999439,12cyclictest9002-21find09:18:282
174999439,12cyclictest9002-21find09:18:282
174799434,26cyclictest38650irq/55-eth010:03:130
174799434,26cyclictest38650irq/55-eth010:03:130
174799433,6cyclictest131rcu_preempt08:53:140
174799430,32cyclictest10029-21ssh12:08:140
174799430,32cyclictest10029-21ssh12:08:140
174999421,34cyclictest31027-21ssh10:33:122
174999421,34cyclictest31027-21ssh10:33:122
174899426,5cyclictest131rcu_preempt07:33:151
174899426,5cyclictest131rcu_preempt07:33:151
1748994219,8cyclictest4466-21find07:23:281
1748994219,8cyclictest4466-21find07:23:281
1748994218,16cyclictest21-21ksoftirqd/108:23:151
1748994218,16cyclictest21-21ksoftirqd/108:23:151
175099388,22cyclictest0-21swapper/311:13:143
174899381,6cyclictest131rcu_preempt08:13:131
174899381,6cyclictest131rcu_preempt08:13:131
174899370,28cyclictest19399-21ssh12:18:151
174899370,28cyclictest19399-21ssh12:18:151
174799362,24cyclictest2724-21diskmemload11:23:120
174799362,24cyclictest2724-21diskmemload11:23:120
174999351,4cyclictest0-21swapper/211:28:302
174999351,4cyclictest0-21swapper/211:28:302
174799354,19cyclictest38650irq/55-eth011:48:130
1747993521,9cyclictest38650irq/55-eth011:38:140
1747993521,9cyclictest38650irq/55-eth011:38:140
174999346,10cyclictest15786-21find12:13:272
174999346,10cyclictest15786-21find12:13:272
174999345,12cyclictest8148-21ssh10:02:372
174999345,12cyclictest8148-21ssh10:02:372
1749993421,9cyclictest19090-21cut09:33:092
174999341,28cyclictest1044-21sh12:33:142
174899341,20cyclictest2728-21ssh11:23:121
174899341,20cyclictest2728-21ssh11:23:121
174799341,24cyclictest0-21swapper/009:33:170
174799341,24cyclictest0-21swapper/009:33:170
174999335,12cyclictest12571-21ssh11:34:032
174999335,12cyclictest12571-21ssh11:34:032
174999335,12cyclictest12571-21ssh11:34:032
174999334,12cyclictest27580-21ssh11:52:102
1748993315,11cyclictest11354-21sendmail-msp09:23:171
1748993315,11cyclictest11354-21sendmail-msp09:23:171
1747993318,10cyclictest38650irq/55-eth011:53:140
1747993318,10cyclictest38650irq/55-eth011:53:140
174999324,9cyclictest25195-21find12:23:252
174999324,9cyclictest25195-21find12:23:252
174999324,13cyclictest3979-21ssh09:56:222
174999324,13cyclictest3979-21ssh09:56:222
174999324,12cyclictest359-21ssh09:51:412
174999324,12cyclictest359-21ssh09:51:412
174999324,10cyclictest22760-21ssh12:21:282
174999324,10cyclictest22760-21ssh12:21:282
1749993220,8cyclictest13513-21find10:08:292
174899322,8cyclictest21-21ksoftirqd/112:03:161
174899322,8cyclictest21-21ksoftirqd/112:03:161
174799323,21cyclictest38650irq/55-eth012:18:150
174799323,21cyclictest38650irq/55-eth012:18:150
174999314,12cyclictest28391-21ssh09:44:432
174999314,12cyclictest28391-21ssh09:44:432
174999313,22cyclictest9718-21sh10:48:152
174999313,22cyclictest9718-21sh10:48:152
174999313,11cyclictest22688-21ssh11:05:512
1749993122,5cyclictest15550-21apt-get08:03:132
1749993122,5cyclictest15550-21apt-get08:03:132
1747993118,6cyclictest4176-21diskmemload10:08:290
174999309,18cyclictest16148-21find11:38:262
174999309,18cyclictest16148-21find11:38:262
174999304,9cyclictest8567-21ssh10:46:202
174999304,9cyclictest8567-21ssh10:46:202
174999304,10cyclictest26025-21ssh11:09:502
174999304,10cyclictest26025-21ssh11:09:502
174999303,11cyclictest8274-21ssh12:05:512
174999303,11cyclictest8274-21ssh12:05:512
174999303,11cyclictest15888-21ssh10:57:172
174999303,11cyclictest15888-21ssh10:57:172
174999303,11cyclictest12042-21sh10:07:542
174999303,11cyclictest12042-21sh10:07:542
174999301,24cyclictest26182-21date08:38:092
174999301,24cyclictest26182-21date08:38:092
174999301,24cyclictest26182-21date08:38:092
174899302,22cyclictest6592-21ssh11:28:171
174899302,22cyclictest6592-21ssh11:28:171
1747993018,8cyclictest38650irq/55-eth012:23:120
1747993018,8cyclictest38650irq/55-eth012:23:120
1747993018,8cyclictest38650irq/55-eth009:43:100
1747993015,7cyclictest11968-21find11:33:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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