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2023-03-28 - 07:38

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 all highest latencies:
System rackcslot3.osadl.org (updated Tue Mar 28, 2023 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81810rcu_preempt3-21ksoftirqd/021:45:510
81740rcu_preempt0-21swapper/023:38:190
81730rcu_preempt30931-21sh22:39:071
81730rcu_preempt3015-21timerwakeupswit22:45:400
81730rcu_preempt10238-21open_inodes22:00:381
81720rcu_preempt0-21swapper/119:14:371
81720rcu_preempt0-21swapper/000:05:510
81710rcu_preempt10507-1kworker/0:2H21:21:440
81700rcu_preempt10507-1kworker/0:2H00:15:430
81700rcu_preempt0-21swapper/022:00:410
81700rcu_preempt0-21swapper/000:10:480
81690rcu_preempt0-21swapper/020:05:480
81680rcu_preempt18078-21ssh23:14:451
81680rcu_preempt13565-21sh22:06:021
81680rcu_preempt0-21swapper/121:57:091
81680rcu_preempt0-21swapper/021:59:540
81670rcu_preempt32287-21sh00:38:360
81670rcu_preempt28607-21vmstat00:30:431
81670rcu_preempt13498-21munin-run21:05:131
81670rcu_preempt12606-21sh23:04:430
81670rcu_preempt0-21swapper/123:21:161
81670rcu_preempt0-21swapper/122:12:321
81670rcu_preempt0-21swapper/121:40:051
81670rcu_preempt0-21swapper/022:40:190
81660rcu_preempt7773-21ssh23:54:401
81660rcu_preempt5968-21munin-run20:35:130
81660rcu_preempt28076-21ssh23:31:251
81660rcu_preempt2707-21ssh23:45:161
81660rcu_preempt18428-21ssh23:15:231
81660rcu_preempt0-21swapper/119:35:311
81660rcu_preempt0-21swapper/100:25:501
81660rcu_preempt0-21swapper/022:34:070
18246996647cyclictest945-21usb-storage21:51:081
81650rcu_preempt6767-21ssh22:54:081
81650rcu_preempt4334-21ssh23:47:110
81650rcu_preempt2126-21ssh23:43:511
81650rcu_preempt11696-21ssh23:01:521
81650rcu_preempt0-21swapper/122:31:281
81650rcu_preempt0-21swapper/121:33:001
81650rcu_preempt0-21swapper/120:00:271
81650rcu_preempt0-21swapper/100:25:131
81640rcu_preempt24557-21ssh22:25:581
81640rcu_preempt17895-21ssh00:11:221
81640rcu_preempt0-21swapper/123:38:471
81640rcu_preempt0-21swapper/123:25:311
81640rcu_preempt0-21swapper/123:07:061
81640rcu_preempt0-21swapper/100:16:441
81640rcu_preempt0-21swapper/100:05:031
81640rcu_preempt0-21swapper/023:16:240
81640rcu_preempt0-21swapper/022:57:460
81640rcu_preempt0-21swapper/021:27:480
81630rcu_preempt32081-21ssh00:37:581
81630rcu_preempt28824-21if_err_wlan019:55:350
81630rcu_preempt0-21swapper/122:19:221
81630rcu_preempt0-21swapper/121:47:481
81630rcu_preempt0-21swapper/121:21:151
81630rcu_preempt0-21swapper/121:17:341
81630rcu_preempt0-21swapper/100:41:541
81630rcu_preempt0-21swapper/023:25:390
81630rcu_preempt0-21swapper/023:21:250
81630rcu_preempt0-21swapper/020:35:300
81630rcu_preempt0-21swapper/000:20:370
81620rcu_preempt8082-21ntpq22:55:401
81620rcu_preempt3892-21ssh22:48:331
81620rcu_preempt30905-21ssh21:40:300
81620rcu_preempt17092-21/usr/sbin/munin19:10:280
81620rcu_preempt0-21swapper/100:08:101
81620rcu_preempt0-21swapper/023:05:360
81620rcu_preempt0-21swapper/021:04:030
81620rcu_preempt0-21swapper/020:45:440
81620rcu_preempt0-21swapper/019:31:270
81610rcu_preempt29963-21ssh22:36:050
81610rcu_preempt0-21swapper/121:26:291
81610rcu_preempt0-21swapper/120:35:311
81610rcu_preempt0-21swapper/023:11:560
81610rcu_preempt0-21swapper/022:20:240
81610rcu_preempt0-21swapper/019:25:340
81600rcu_preempt31916-21ssh21:41:041
81600rcu_preempt0-21swapper/123:55:511
81600rcu_preempt0-21swapper/119:50:391
81600rcu_preempt0-21swapper/021:50:260
81590rcu_preempt6319-21ssh22:52:400
81590rcu_preempt3154-21munin-run00:45:130
81590rcu_preempt2190-21/usr/sbin/munin20:20:130
81590rcu_preempt16311-21ssh22:11:150
81590rcu_preempt1111-21ssh22:43:361
81590rcu_preempt0-21swapper/120:45:371
81590rcu_preempt0-21swapper/120:11:211
81590rcu_preempt0-21swapper/019:35:280
81580rcu_preempt28138-21ssh23:31:350
81580rcu_preempt16077-21diskmemload00:31:520
81580rcu_preempt0-21swapper/122:21:451
81580rcu_preempt0-21swapper/121:06:571
81580rcu_preempt0-21swapper/023:50:320
81580rcu_preempt0-21swapper/000:02:200
81570rcu_preempt0-21swapper/120:57:251
81570rcu_preempt0-21swapper/120:43:371
81570rcu_preempt0-21swapper/119:48:051
81570rcu_preempt0-21swapper/021:18:120
81560rcu_preempt3454-21munin-run20:25:130
81560rcu_preempt12278-21ssh22:05:220
81560rcu_preempt0-21swapper/020:10:330
81560rcu_preempt0-21swapper/019:50:400
81560rcu_preempt0-21swapper/019:16:350
81550rcu_preempt31514-21memory20:05:421
81550rcu_preempt0-21swapper/020:00:360
147450550irq/28-eth0-rx-41ktimersoftd/023:59:250
81540rcu_preempt20275-21ssh22:20:080
81540rcu_preempt0-21swapper/021:38:110
81530rcu_preempt4320-21ntp_states20:25:361
81530rcu_preempt19874-21diskstats19:20:291
81530rcu_preempt0-21swapper/023:42:520
81530rcu_preempt0-21swapper/021:32:280
81520rcu_preempt24512-21ssh22:25:480
81520rcu_preempt1974-21k10sensors20:15:401
81520rcu_preempt0-21swapper/019:40:470
81520rcu_preempt0-21swapper/000:25:360
18245995247cyclictest945-21usb-storage21:05:280
81510rcu_preempt24792-21df19:40:381
81510rcu_preempt0-21swapper/020:50:410
81510rcu_preempt0-21swapper/020:25:340
81510rcu_preempt0-21swapper/019:45:260
18246995047cyclictest945-21usb-storage20:50:331
18246995047cyclictest945-21usb-storage19:30:281
81490rcu_preempt2157-21snmpd21:12:091
81490rcu_preempt21166-21fw_forwarded_lo19:25:371
81490rcu_preempt11606-21irqstats20:55:330
81490rcu_preempt0-21swapper/021:12:310
147450470irq/28-eth0-rx-0-21swapper/119:55:391
18246994643cyclictest945-21usb-storage20:23:471
18245994643cyclictest945-21usb-storage20:40:340
18246994037cyclictest945-21usb-storage19:15:351
18246993634cyclictest945-21usb-storage20:30:321
81340rcu_preempt20271-21needreboot19:20:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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