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2023-12-04 - 14:13
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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 Mon Dec 04, 2023 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81890rcu_preempt16083-21ssh22:18:551
81790rcu_preempt11646-21ssh22:08:540
81720rcu_preempt20214-21ssh21:19:110
81710rcu_preempt28924-21ssh21:37:150
81710rcu_preempt21350-21fw_forwarded_lo00:39:100
81710rcu_preempt1613-21ssh22:53:431
81710rcu_preempt15300-21ssh23:19:151
81710rcu_preempt0-21swapper/000:11:220
81700rcu_preempt25283-1kworker/0:2H22:35:490
81700rcu_preempt18138-21python23:24:220
81700rcu_preempt0-21swapper/119:39:101
81700rcu_preempt0-21swapper/023:44:160
81700rcu_preempt0-21swapper/022:47:560
81690rcu_preempt0-21swapper/121:34:091
81690rcu_preempt0-21swapper/021:26:330
81690rcu_preempt0-21swapper/000:45:170
81680rcu_preempt0-21swapper/121:26:241
89850670irq/17-ehci_hcd945-21usb-storage23:10:001
81670rcu_preempt0-21swapper/100:39:451
81670rcu_preempt0-21swapper/100:35:541
81670rcu_preempt0-21swapper/100:08:031
81660rcu_preempt673-21munin-run23:53:391
81660rcu_preempt0-21swapper/123:02:401
81660rcu_preempt0-21swapper/122:47:111
81650rcu_preempt16309-21munin-run00:28:380
81650rcu_preempt11495-21cat23:13:391
81650rcu_preempt0-21swapper/122:42:041
81650rcu_preempt0-21swapper/120:33:461
81650rcu_preempt0-21swapper/100:03:181
81640rcu_preempt23855-21/usr/sbin/munin19:28:381
81640rcu_preempt2114-21snmpd19:40:060
81640rcu_preempt10151-21smartctl20:39:161
81640rcu_preempt0-21swapper/023:16:470
81640rcu_preempt0-21swapper/022:53:480
81640rcu_preempt0-21swapper/000:14:210
81630rcu_preempt8995-21timerandwakeup20:34:110
81630rcu_preempt6294-21cpuspeed_turbos23:04:011
81630rcu_preempt3033-21cpuspeed_turbos20:13:591
81630rcu_preempt28369-21ssh23:44:021
81630rcu_preempt21360-21ssh21:21:191
81630rcu_preempt20584-21/usr/sbin/munin19:14:060
81630rcu_preempt0-21swapper/121:44:091
81630rcu_preempt0-21swapper/121:44:091
81630rcu_preempt0-21swapper/023:55:570
81630rcu_preempt0-21swapper/022:39:290
81630rcu_preempt0-21swapper/019:29:080
89850620irq/17-ehci_hcd945-21usb-storage00:30:131
81620rcu_preempt2907-21ssh21:48:580
81620rcu_preempt26678-21ssh21:33:301
81620rcu_preempt24402-21ssh22:34:341
81620rcu_preempt23990-21ssh00:44:451
81620rcu_preempt10498-21sh22:05:340
81620rcu_preempt0-21swapper/122:13:161
81620rcu_preempt0-21swapper/100:20:541
81620rcu_preempt0-21swapper/023:03:580
81610rcu_preempt19016-21ssh22:24:351
81610rcu_preempt0-21swapper/123:39:221
81610rcu_preempt0-21swapper/120:24:041
81610rcu_preempt0-21swapper/119:34:051
81610rcu_preempt0-21swapper/022:59:020
81610rcu_preempt0-21swapper/022:19:000
81610rcu_preempt0-21swapper/000:04:130
145550610irq/31-eth0-tx-0-21swapper/119:17:361
89850600irq/17-ehci_hcd24684-21/usr/sbin/munin19:29:061
81600rcu_preempt3949-21ls20:14:140
81600rcu_preempt31326-21ssh22:48:441
81600rcu_preempt15313-21ssh22:16:581
81600rcu_preempt0-21swapper/123:34:261
81600rcu_preempt0-21swapper/123:26:261
81600rcu_preempt0-21swapper/122:03:361
81600rcu_preempt0-21swapper/121:54:151
81600rcu_preempt0-21swapper/121:54:151
81600rcu_preempt0-21swapper/121:14:081
81600rcu_preempt0-21swapper/021:13:390
21355996045cyclictest181ktimersoftd/100:23:531
81590rcu_preempt8723-21ssh00:10:551
81590rcu_preempt29797-21ssh21:39:011
81590rcu_preempt21640-21ssh22:29:301
81590rcu_preempt1511-21ssh21:45:200
81590rcu_preempt1511-21ssh21:45:200
81590rcu_preempt10504-21ssh22:05:341
81590rcu_preempt0-21swapper/123:54:501
81590rcu_preempt0-21swapper/123:32:381
81590rcu_preempt0-21swapper/119:52:381
81590rcu_preempt0-21swapper/100:14:231
81590rcu_preempt0-21swapper/023:51:010
81590rcu_preempt0-21swapper/023:36:440
81590rcu_preempt0-21swapper/020:04:110
81580rcu_preempt4132-21ssh21:49:261
81580rcu_preempt32649-21ssh22:49:370
81580rcu_preempt15824-21ssh23:20:030
81580rcu_preempt0-21swapper/121:11:561
81580rcu_preempt0-21swapper/121:04:091
81580rcu_preempt0-21swapper/121:01:231
81580rcu_preempt0-21swapper/120:54:081
81580rcu_preempt0-21swapper/120:13:331
81580rcu_preempt0-21swapper/022:26:070
81580rcu_preempt0-21swapper/022:17:590
81580rcu_preempt0-21swapper/022:00:390
81580rcu_preempt0-21swapper/021:33:140
81580rcu_preempt0-21swapper/000:35:560
81580rcu_preempt0-21swapper/000:03:090
81570rcu_preempt28336-21memory19:44:091
81570rcu_preempt0-21swapper/120:45:551
81570rcu_preempt0-21swapper/119:54:101
81570rcu_preempt0-21swapper/023:33:340
81570rcu_preempt0-21swapper/022:29:240
81570rcu_preempt0-21swapper/019:59:060
81570rcu_preempt0-21swapper/000:31:460
81560rcu_preempt0-21swapper/120:33:161
81560rcu_preempt0-21swapper/023:09:060
81560rcu_preempt0-21swapper/021:04:020
81560rcu_preempt0-21swapper/020:58:280
81560rcu_preempt0-21swapper/019:36:580
81550rcu_preempt7832-21cron20:33:380
81550rcu_preempt6626-21ssh21:57:330
81550rcu_preempt6626-21ssh21:57:330
81550rcu_preempt27354-21ssh23:42:260
81550rcu_preempt0-21swapper/120:23:211
81550rcu_preempt0-21swapper/119:18:561
81550rcu_preempt0-21swapper/019:25:180
81540rcu_preempt831-21irqstats20:04:051
81540rcu_preempt0-21swapper/021:08:580
81540rcu_preempt0-21swapper/020:24:100
81540rcu_preempt0-21swapper/000:23:130
81530rcu_preempt0-21swapper/120:50:091
81530rcu_preempt0-21swapper/020:20:240
81520rcu_preempt0-21swapper/021:41:290
81520rcu_preempt0-21swapper/019:21:370
81510rcu_preempt0-21swapper/021:00:280
81510rcu_preempt0-21swapper/019:44:060
81470rcu_preempt0-21swapper/019:56:440
81460rcu_preempt32648-21cron20:03:371
21354994333cyclictest945-21usb-storage20:48:380
89850420irq/17-ehci_hcd945-21usb-storage19:51:280
81410rcu_preempt2114-21snmpd20:09:160
2135499401cyclictest3198-21kworker/0:120:39:020
81390rcu_preempt10876-21kworker/u4:020:44:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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