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2025-04-22 - 21:57
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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 all highest latencies:
System rackcslot3.osadl.org (updated Tue Apr 22, 2025 12:43:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81910rcu_preempt17023-21ssh09:52:430
81770rcu_preempt0-21swapper/107:13:241
81750rcu_preempt13766-21missed_timers09:43:481
81740rcu_preempt13387-21if_can008:08:440
81720rcu_preempt0-21swapper/107:28:511
81720rcu_preempt0-21swapper/008:53:420
81710rcu_preempt22377-21ssh11:08:001
81710rcu_preempt12600-21sh09:42:290
81710rcu_preempt0-21swapper/110:03:531
81710rcu_preempt0-21swapper/012:13:470
81710rcu_preempt0-21swapper/011:49:090
81710rcu_preempt0-21swapper/007:53:560
81700rcu_preempt3137-21diskmemload12:40:591
81700rcu_preempt0-21swapper/107:18:531
81700rcu_preempt0-21swapper/011:03:480
81700rcu_preempt0-21swapper/010:53:460
81700rcu_preempt0-21swapper/010:31:350
81700rcu_preempt0-21swapper/010:18:250
81700rcu_preempt0-21swapper/010:13:400
81700rcu_preempt0-21swapper/009:54:550
81700rcu_preempt0-21swapper/009:47:240
81690rcu_preempt990-21sh12:37:411
81690rcu_preempt27929-21ssh11:18:520
81690rcu_preempt0-21swapper/012:11:410
81690rcu_preempt0-21swapper/011:46:490
81690rcu_preempt0-21swapper/009:33:140
81680rcu_preempt0-21swapper/111:23:401
81680rcu_preempt0-21swapper/110:20:091
81680rcu_preempt0-21swapper/109:13:501
81680rcu_preempt0-21swapper/010:28:100
81670rcu_preempt29773-21cron10:18:251
81670rcu_preempt28351-21ssh11:19:041
81670rcu_preempt2054-21ssh11:33:370
81670rcu_preempt17124-21sh09:53:041
81670rcu_preempt0-21swapper/111:02:211
81670rcu_preempt0-21swapper/012:32:290
81670rcu_preempt0-21swapper/010:52:100
81660rcu_preempt9560-21ssh10:41:530
81660rcu_preempt0-21swapper/110:41:501
81660rcu_preempt0-21swapper/110:35:461
81660rcu_preempt0-21swapper/109:23:001
81660rcu_preempt0-21swapper/108:30:011
81660rcu_preempt0-21swapper/011:39:220
89850650irq/17-ehci_hcd945-21usb-storage09:08:441
81650rcu_preempt0-21swapper/111:13:061
81650rcu_preempt0-21swapper/010:06:030
89850640irq/17-ehci_hcd5085-1kworker/1:2H09:28:221
81640rcu_preempt6084-21ssh11:40:091
81640rcu_preempt2916-21munin-run07:28:251
81640rcu_preempt24693-21ssh12:18:441
81640rcu_preempt0-21swapper/110:56:301
81630rcu_preempt32441-21sh12:34:100
81630rcu_preempt29267-21diskmemload11:53:481
81630rcu_preempt26941-21ssh10:13:201
81630rcu_preempt21044-21if_eth108:38:461
81630rcu_preempt0-21swapper/108:58:441
81630rcu_preempt0-21swapper/007:33:010
81620rcu_preempt0-21swapper/112:24:291
81620rcu_preempt0-21swapper/010:33:400
81610rcu_preempt4370-21ssh09:24:280
81610rcu_preempt32303-21needreboot07:13:460
81610rcu_preempt18537-21ssh12:05:061
81610rcu_preempt15104-21ntpdc11:58:471
81610rcu_preempt0-21swapper/110:51:081
81610rcu_preempt0-21swapper/109:37:201
81610rcu_preempt0-21swapper/108:48:451
81610rcu_preempt0-21swapper/107:48:441
81610rcu_preempt0-21swapper/107:43:431
81600rcu_preempt2643-21ssh11:33:471
81600rcu_preempt1699migration/108:43:421
81600rcu_preempt12647-21ssh09:42:381
81600rcu_preempt10922-1kworker/1:1H12:15:431
81600rcu_preempt0-21swapper/111:43:401
81600rcu_preempt0-21swapper/111:14:461
81600rcu_preempt0-21swapper/110:46:281
81600rcu_preempt0-21swapper/012:02:480
81590rcu_preempt3423-21ssh10:30:021
81590rcu_preempt31950-21kworker/0:107:08:500
81590rcu_preempt30527-21ssh12:31:581
81590rcu_preempt24080-21/usr/sbin/munin12:18:480
81590rcu_preempt21586-21ssh09:59:411
81590rcu_preempt21059-21ssh12:12:511
81590rcu_preempt19079-21ssh11:00:570
81590rcu_preempt1593-21ssh10:24:171
81590rcu_preempt14188-21munin-run11:58:260
81590rcu_preempt12953-21munin-run08:08:250
81590rcu_preempt12261-21if_eth108:03:431
81590rcu_preempt0-21swapper/109:54:291
81590rcu_preempt0-21swapper/108:23:441
81590rcu_preempt0-21swapper/011:33:200
81590rcu_preempt0-21swapper/011:15:030
81590rcu_preempt0-21swapper/011:11:460
81590rcu_preempt0-21swapper/010:02:120
81590rcu_preempt0-21swapper/007:48:460
81580rcu_preempt6983-21ssh09:32:421
81580rcu_preempt25938-21ssh10:09:580
81580rcu_preempt0-21swapper/111:48:271
81580rcu_preempt0-21swapper/108:13:531
81580rcu_preempt0-21swapper/008:58:380
81580rcu_preempt0-21swapper/008:48:390
81570rcu_preempt32249-21ssh11:28:110
81570rcu_preempt31880-21ssh09:17:220
81570rcu_preempt19363-21ssh12:07:480
81570rcu_preempt0-21swapper/111:28:321
81570rcu_preempt0-21swapper/012:39:450
81570rcu_preempt0-21swapper/009:35:390
81570rcu_preempt0-21swapper/008:28:390
81560rcu_preempt27621-21ntp_states09:03:491
81560rcu_preempt11142-21memory07:58:481
81560rcu_preempt0-21swapper/009:18:480
81560rcu_preempt0-21swapper/007:43:480
81550rcu_preempt26873-21latency_hist09:03:250
81550rcu_preempt26708-21ssh12:23:310
81550rcu_preempt0-21swapper/108:20:111
81550rcu_preempt0-21swapper/010:45:130
81550rcu_preempt0-21swapper/008:33:460
81550rcu_preempt0-21swapper/008:13:510
81540rcu_preempt6127-21memory07:38:481
81540rcu_preempt29247-21sshd09:12:440
81540rcu_preempt22793-21sensors08:43:490
81540rcu_preempt19500-21df08:33:441
81540rcu_preempt0-21swapper/107:55:561
81540rcu_preempt0-21swapper/008:23:020
81540rcu_preempt0-21swapper/007:18:530
81530rcu_preempt10814-21df_inode07:58:420
81530rcu_preempt0-21swapper/107:34:121
81520rcu_preempt25456-21users08:53:551
81520rcu_preempt0-21swapper/007:40:460
81500rcu_preempt32245-21cat07:13:461
81490rcu_preempt2062-21fw_forwarded_lo07:23:420
89850460irq/17-ehci_hcd21733-21/usr/sbin/munin08:43:250
3152399462cyclictest0-21swapper/008:25:560
31524994339cyclictest945-21usb-storage08:08:421
89850420irq/17-ehci_hcd0-21swapper/007:33:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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