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2023-06-05 - 15:49

x86 AMD G-T48L @1400 MHz, Linux 4.4.4-rt11 (Profile)

Latency plot of system in rack #c, slot #3
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
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 792 highest latencies:
System rackcslot3.osadl.org (updated Mon Jun 05, 2023 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81880rcu_preempt0-21swapper/007:08:570
81720rcu_preempt8640-21cpuspeed_turbos09:15:480
81710rcu_preempt0-21swapper/107:08:131
81700rcu_preempt27167-21needreboot10:26:031
81690rcu_preempt0-21swapper/008:20:560
81690rcu_preempt0-21swapper/008:20:560
89950670irq/17-ehci_hcd24546-1kworker/1:0H12:37:271
81670rcu_preempt14675-21ls11:45:280
81660rcu_preempt0-21swapper/009:58:550
81660rcu_preempt0-21swapper/009:58:550
81650rcu_preempt31580-21ps08:35:580
81640rcu_preempt22748-21cpuspeed_turbos10:10:510
81640rcu_preempt22535-21latency_hist10:10:280
81640rcu_preempt0-21swapper/011:06:180
81630rcu_preempt0-21swapper/012:25:580
81630rcu_preempt0-21swapper/011:55:520
81630rcu_preempt0-21swapper/009:14:230
81620rcu_preempt26480-21cut12:30:480
81620rcu_preempt0-21swapper/012:20:500
81620rcu_preempt0-21swapper/011:15:500
81620rcu_preempt0-21swapper/008:15:560
81620rcu_preempt0-21swapper/007:10:480
81610rcu_preempt0-21swapper/109:13:491
81600rcu_preempt6919-21switchtime09:05:590
81600rcu_preempt4586-21munin-run09:00:280
81590rcu_preempt0-21swapper/112:11:281
81590rcu_preempt0-21swapper/111:17:521
81590rcu_preempt0-21swapper/110:16:081
81590rcu_preempt0-21swapper/109:30:571
81590rcu_preempt0-21swapper/108:10:551
81590rcu_preempt0-21swapper/007:55:580
81590rcu_preempt0-21swapper/007:15:500
81580rcu_preempt0-21swapper/112:20:061
81580rcu_preempt0-21swapper/111:27:091
81580rcu_preempt0-21swapper/111:04:111
81580rcu_preempt0-21swapper/109:36:491
81580rcu_preempt0-21swapper/109:15:331
81580rcu_preempt0-21swapper/107:20:591
81580rcu_preempt0-21swapper/009:45:480
9260995747cyclictest945-21usb-storage08:45:561
81570rcu_preempt0-21swapper/112:34:491
81570rcu_preempt0-21swapper/112:20:291
81570rcu_preempt0-21swapper/112:00:071
81570rcu_preempt0-21swapper/111:52:151
81570rcu_preempt0-21swapper/110:02:251
81570rcu_preempt0-21swapper/109:29:421
81570rcu_preempt0-21swapper/109:24:241
81570rcu_preempt0-21swapper/108:59:181
81570rcu_preempt0-21swapper/108:07:101
81570rcu_preempt0-21swapper/107:46:281
81570rcu_preempt0-21swapper/107:27:591
81570rcu_preempt0-21swapper/011:45:530
81570rcu_preempt0-21swapper/010:00:540
9260995648cyclictest945-21usb-storage11:06:151
81560rcu_preempt4875-21df_abs09:00:490
81560rcu_preempt0-21swapper/111:35:541
81560rcu_preempt0-21swapper/111:12:181
81560rcu_preempt0-21swapper/110:58:251
81560rcu_preempt0-21swapper/110:09:371
81560rcu_preempt0-21swapper/107:32:451
81560rcu_preempt0-21swapper/010:18:590
81550rcu_preempt32717-21strings08:40:540
81550rcu_preempt20286-21mailstats07:50:560
81550rcu_preempt0-21swapper/110:54:201
81550rcu_preempt0-21swapper/110:44:481
81550rcu_preempt0-21swapper/109:51:251
81550rcu_preempt0-21swapper/107:36:571
81550rcu_preempt0-21swapper/012:36:010
81550rcu_preempt0-21swapper/009:53:540
81540rcu_preempt20539-21sshd07:52:571
81540rcu_preempt0-21swapper/108:37:161
81540rcu_preempt0-21swapper/108:27:401
81540rcu_preempt0-21swapper/108:03:321
81540rcu_preempt0-21swapper/011:50:510
81540rcu_preempt0-21swapper/010:20:530
81540rcu_preempt0-21swapper/008:10:530
9260995345cyclictest945-21usb-storage08:18:331
9260995344cyclictest945-21usb-storage09:43:241
81530rcu_preempt29340-21sshd08:26:570
81530rcu_preempt13033-21strings09:30:560
81530rcu_preempt0-21swapper/112:09:391
81530rcu_preempt0-21swapper/111:48:511
81530rcu_preempt0-21swapper/108:43:001
81530rcu_preempt0-21swapper/011:10:590
139150530irq/31-eth0-tx-0-21swapper/011:37:450
9260995249cyclictest945-21usb-storage11:41:001
9260995248cyclictest945-21usb-storage09:46:571
9260995248cyclictest945-21usb-storage09:00:511
9260995248cyclictest945-21usb-storage08:30:501
9260995244cyclictest945-21usb-storage11:23:421
9260995244cyclictest945-21usb-storage10:14:281
81520rcu_preempt21224-21cpu12:10:460
81520rcu_preempt0-21swapper/110:21:321
81520rcu_preempt0-21swapper/010:55:490
81520rcu_preempt0-21swapper/007:36:020
81520rcu_preempt0-21swapper/007:31:250
81520rcu_preempt0-21swapper/007:25:230
9260995149cyclictest945-21usb-storage07:56:011
9260995148cyclictest945-21usb-storage10:45:561
9260995148cyclictest945-21usb-storage08:20:541
9260995148cyclictest945-21usb-storage08:20:541
9260995147cyclictest945-21usb-storage08:52:191
9260995143cyclictest945-21usb-storage11:31:121
81510rcu_preempt27363-21gzip10:26:070
81510rcu_preempt19763-21sshd12:02:570
81510rcu_preempt0-21swapper/012:05:540
81510rcu_preempt0-21swapper/010:46:220
81510rcu_preempt0-21swapper/010:36:270
81510rcu_preempt0-21swapper/010:33:130
9260995048cyclictest945-21usb-storage12:25:511
9260995048cyclictest945-21usb-storage10:35:541
9260995048cyclictest945-21usb-storage10:30:451
9260995048cyclictest945-21usb-storage09:06:101
9260995048cyclictest945-21usb-storage07:41:001
9260995047cyclictest945-21usb-storage09:59:541
9260995047cyclictest945-21usb-storage09:59:541
9260995047cyclictest945-21usb-storage07:16:151
81500rcu_preempt0-21swapper/011:34:540
81500rcu_preempt0-21swapper/010:51:050
81500rcu_preempt0-21swapper/008:50:480
81500rcu_preempt0-21swapper/008:31:000
81500rcu_preempt0-21swapper/008:02:140
9260994946cyclictest945-21usb-storage12:01:271
9260994946cyclictest945-21usb-storage07:12:571
89950490irq/17-ehci_hcd30611-21df_abs10:40:550
81490rcu_preempt0-21swapper/012:16:000
81490rcu_preempt0-21swapper/011:00:500
81490rcu_preempt0-21swapper/009:41:100
81490rcu_preempt0-21swapper/009:35:320
81490rcu_preempt0-21swapper/007:49:070
81480rcu_preempt10427-21ps11:26:030
81480rcu_preempt0-21swapper/009:26:050
81480rcu_preempt0-21swapper/009:20:520
81480rcu_preempt0-21swapper/008:06:220
81470rcu_preempt0-21swapper/011:21:530
81450rcu_preempt0-21swapper/007:44:580
81450rcu_preempt0-21swapper/007:29:560
925999362cyclictest0-21swapper/008:46:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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