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2024-11-06 - 18:04
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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 376 highest latencies:
System rackcslot3.osadl.org (updated Wed Nov 06, 2024 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81810rcu_preempt0-21swapper/107:10:421
81770rcu_preempt0-21swapper/109:55:031
81750rcu_preempt18162-21k10sensors09:25:100
81740rcu_preempt28336-21munin-run11:34:460
81730rcu_preempt5314-21needreboot08:50:060
81730rcu_preempt19683-21apt-get12:14:581
81730rcu_preempt19683-21apt-get12:14:581
81720rcu_preempt14274-21irqstats11:10:050
138450720irq/30-eth0-tx-41ktimersoftd/012:32:590
138450720irq/30-eth0-tx-41ktimersoftd/011:03:260
81710rcu_preempt0-21swapper/009:45:170
81700rcu_preempt10838-21diskmemload12:18:260
81700rcu_preempt10838-21diskmemload12:18:260
81700rcu_preempt0-21swapper/011:06:500
89950690irq/17-ehci_hcd0-21swapper/111:54:591
81690rcu_preempt1238-21sh11:42:570
81690rcu_preempt0-21swapper/011:53:280
81680rcu_preempt9634-21sh11:56:430
81680rcu_preempt2782-21memory12:40:080
81680rcu_preempt0-21swapper/012:01:360
81670rcu_preempt0-21swapper/011:20:400
81670rcu_preempt0-21swapper/009:38:410
81660rcu_preempt3170-21timerandwakeup08:40:100
81660rcu_preempt30677-21diskmemload11:38:010
81660rcu_preempt17518-21missed_timers07:30:050
81660rcu_preempt0-21swapper/012:39:120
138450660irq/30-eth0-tx-0-21swapper/110:20:191
81650rcu_preempt2438-21munin-run09:54:460
81650rcu_preempt0-21swapper/112:24:471
81650rcu_preempt0-21swapper/012:13:150
81650rcu_preempt0-21swapper/010:29:150
81650rcu_preempt0-21swapper/007:09:580
81640rcu_preempt0-21swapper/112:34:101
81640rcu_preempt0-21swapper/111:17:211
81640rcu_preempt0-21swapper/111:01:261
81640rcu_preempt0-21swapper/110:17:541
81640rcu_preempt0-21swapper/109:37:041
81640rcu_preempt0-21swapper/109:32:481
81630rcu_preempt13590-21ssh12:04:251
81630rcu_preempt1068-21ssh11:42:281
81630rcu_preempt0-21swapper/112:11:551
81630rcu_preempt0-21swapper/111:45:021
81630rcu_preempt0-21swapper/111:31:021
81630rcu_preempt0-21swapper/111:21:181
81630rcu_preempt0-21swapper/110:57:181
81630rcu_preempt0-21swapper/110:57:181
81630rcu_preempt0-21swapper/110:35:511
81630rcu_preempt0-21swapper/110:09:301
81630rcu_preempt0-21swapper/108:39:211
81630rcu_preempt0-21swapper/108:00:121
81630rcu_preempt0-21swapper/009:24:360
81630rcu_preempt0-21swapper/009:05:110
81620rcu_preempt988-21ssh10:47:441
81620rcu_preempt27670-21ssh09:41:101
81620rcu_preempt12581-21ssh11:06:541
81620rcu_preempt0-21swapper/110:42:031
81620rcu_preempt0-21swapper/109:18:371
81620rcu_preempt0-21swapper/108:43:271
81620rcu_preempt0-21swapper/108:07:281
81620rcu_preempt0-21swapper/107:52:331
81620rcu_preempt0-21swapper/107:46:271
81620rcu_preempt0-21swapper/107:16:161
81620rcu_preempt0-21swapper/010:51:090
81620rcu_preempt0-21swapper/007:54:550
81610rcu_preempt7229-21ssh10:01:181
81610rcu_preempt3869-21ssh12:41:411
81610rcu_preempt24507-21ssh12:22:081
81610rcu_preempt15090-21ssh11:10:461
81610rcu_preempt0-21swapper/111:54:351
81610rcu_preempt0-21swapper/110:50:071
81610rcu_preempt0-21swapper/109:25:531
81610rcu_preempt0-21swapper/109:08:081
81610rcu_preempt0-21swapper/108:27:451
81610rcu_preempt0-21swapper/107:20:321
81610rcu_preempt0-21swapper/007:41:590
81600rcu_preempt6481-21sh10:56:430
81600rcu_preempt6481-21sh10:56:430
81600rcu_preempt21769-21ssh10:25:261
81600rcu_preempt1568-21ssh09:52:181
81600rcu_preempt0-21swapper/112:34:521
81600rcu_preempt0-21swapper/112:08:351
81600rcu_preempt0-21swapper/109:20:021
81600rcu_preempt0-21swapper/108:30:561
81600rcu_preempt0-21swapper/107:30:051
81600rcu_preempt0-21swapper/010:48:570
81600rcu_preempt0-21swapper/009:29:580
81590rcu_preempt11624-21ssh10:09:521
81590rcu_preempt0-21swapper/110:33:311
81590rcu_preempt0-21swapper/107:55:311
81590rcu_preempt0-21swapper/010:08:040
81580rcu_preempt29431-21cat08:19:460
81580rcu_preempt2136-21snmpd09:10:251
81580rcu_preempt0-21swapper/108:50:021
81580rcu_preempt0-21swapper/108:47:451
81580rcu_preempt0-21swapper/108:20:061
81580rcu_preempt0-21swapper/010:39:320
138550580irq/31-eth0-tx-41ktimersoftd/009:15:060
138450580irq/30-eth0-tx-945-21usb-storage10:31:140
81570rcu_preempt29539-21fw_conntrack09:45:011
81570rcu_preempt0-21swapper/111:36:341
81570rcu_preempt0-21swapper/111:25:551
81570rcu_preempt0-21swapper/107:41:431
81570rcu_preempt0-21swapper/010:40:090
81570rcu_preempt0-21swapper/010:11:560
81560rcu_preempt16699-21cpu11:14:570
81560rcu_preempt15815-21df07:24:571
81560rcu_preempt0-21swapper/109:02:131
81560rcu_preempt0-21swapper/107:37:311
81560rcu_preempt0-21swapper/012:24:560
81560rcu_preempt0-21swapper/012:23:250
81560rcu_preempt0-21swapper/009:43:150
81560rcu_preempt0-21swapper/009:00:050
89550550irq/17-ehci_hcd22584-21grep07:50:050
81550rcu_preempt31912-21munin-run08:29:460
81550rcu_preempt10428-21grep09:10:050
81550rcu_preempt0-21swapper/010:23:150
81550rcu_preempt0-21swapper/010:16:200
81540rcu_preempt0-21swapper/108:15:211
81540rcu_preempt0-21swapper/108:13:011
138250540irq/28-eth0-rx-41ktimersoftd/011:48:540
81530rcu_preempt4332-21cut08:45:100
81530rcu_preempt0-21swapper/012:08:540
81530rcu_preempt0-21swapper/011:25:020
81530rcu_preempt0-21swapper/010:00:360
81520rcu_preempt0-21swapper/008:33:410
81520rcu_preempt0-21swapper/008:19:480
81520rcu_preempt0-21swapper/007:29:380
81510rcu_preempt0-21swapper/009:54:570
81510rcu_preempt0-21swapper/008:54:460
81510rcu_preempt0-21swapper/008:00:190
81490rcu_preempt0-21swapper/007:37:240
13027994946cyclictest945-21usb-storage08:55:581
81480rcu_preempt0-21swapper/008:12:040
81480rcu_preempt0-21swapper/008:07:240
81470rcu_preempt14884-21irqstats07:20:040
81460rcu_preempt21616-21k10sensors07:45:070
89950440irq/17-ehci_hcd0-21swapper/008:35:010
138450390irq/30-eth0-tx-12966-21kworker/0:107:15:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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