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2024-04-19 - 08:18
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 highest latencies:
System rack9slot1.osadl.org (updated Sat Aug 08, 2020 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811150,0rcu_preempt7239-21at-spi-registry09:30:240
811130,0rcu_preempt27309-21kworker/0:109:57:340
811100,0rcu_preempt27743-21ssh11:31:270
811100,0rcu_preempt12081-21ssh11:53:560
811090,0rcu_preempt7260-21gdm-simple-gree11:06:400
811090,0rcu_preempt7260-21gdm-simple-gree10:16:180
811090,0rcu_preempt20555-21ssh10:36:470
811080,0rcu_preempt7260-21gdm-simple-gree09:06:290
811080,0rcu_preempt24557-21ssh12:12:350
811070,0rcu_preempt7260-21gdm-simple-gree10:24:200
811070,0rcu_preempt24719-21ssh11:27:420
811070,0rcu_preempt11962-1kworker/0:1H10:29:490
2111070,0ktimersoftd/172815pulseaudio12:15:531
811060,0rcu_preempt7127-21Xorg10:39:520
811060,0rcu_preempt16614-21ssh09:02:390
811050,0rcu_preempt7260-21gdm-simple-gree10:08:480
811050,0rcu_preempt3-21ksoftirqd/008:13:080
811040,0rcu_preempt7127-21Xorg11:12:570
811030,0rcu_preempt3392-21rm11:42:570
811030,0rcu_preempt31659-21ssh09:22:560
811030,0rcu_preempt27309-21kworker/0:108:50:530
811030,0rcu_preempt17179-21ssh09:47:360
811020,0rcu_preempt7260-21gdm-simple-gree12:17:190
811020,0rcu_preempt7239-21at-spi-registry09:18:130
811010,0rcu_preempt7940-1kworker/0:1H11:51:590
811010,0rcu_preempt7239-21at-spi-registry09:11:530
811000,0rcu_preempt23162-1kworker/0:2H09:39:420
81980,0rcu_preempt11953-21kworker/1:010:25:001
81980,0rcu_preempt0-21swapper/010:44:520
81960,0rcu_preempt8884-21snmpd11:34:240
81960,0rcu_preempt8685-1kworker/0:2H11:21:270
81930,0rcu_preempt7127-21Xorg10:19:060
81930,0rcu_preempt18201-21kworker/1:009:10:131
81920,0rcu_preempt4548-21kworker/1:209:37:281
81920,0rcu_preempt22361-21kworker/1:208:15:351
81920,0rcu_preempt0-21swapper/110:47:391
81910,0rcu_preempt30971-21kworker/1:009:24:041
81910,0rcu_preempt17043-21kworker/1:210:50:191
81900,0rcu_preempt8286-21kworker/1:210:22:541
81900,0rcu_preempt22361-21kworker/1:208:26:531
81900,0rcu_preempt22361-21kworker/1:207:59:451
81900,0rcu_preempt22361-21kworker/1:206:47:271
81900,0rcu_preempt16619-21kworker/1:111:19:081
81890,0rcu_preempt4548-21kworker/1:209:32:101
81890,0rcu_preempt27230-21kworker/1:111:34:061
81890,0rcu_preempt22361-21kworker/1:209:01:531
81890,0rcu_preempt22361-21kworker/1:208:09:281
81890,0rcu_preempt22361-21kworker/1:206:59:551
81890,0rcu_preempt22-21ksoftirqd/111:31:311
81890,0rcu_preempt22-21ksoftirqd/110:12:021
81890,0rcu_preempt22-21ksoftirqd/109:06:101
81890,0rcu_preempt17043-21kworker/1:211:14:401
81890,0rcu_preempt11953-21kworker/1:011:42:191
81880,0rcu_preempt4548-21kworker/1:210:04:431
81880,0rcu_preempt4548-21kworker/1:209:39:571
81880,0rcu_preempt22361-21kworker/1:208:28:191
81880,0rcu_preempt22361-21kworker/1:207:46:331
81880,0rcu_preempt22-21ksoftirqd/110:59:361
81880,0rcu_preempt17043-21kworker/1:210:34:551
81880,0rcu_preempt11953-21kworker/1:012:01:041
81870,0rcu_preempt3-21ksoftirqd/009:59:390
81870,0rcu_preempt22361-21kworker/1:208:21:291
81870,0rcu_preempt22361-21kworker/1:207:25:061
81870,0rcu_preempt22361-21kworker/1:207:05:091
81870,0rcu_preempt22-21ksoftirqd/110:54:171
81870,0rcu_preempt11953-21kworker/1:011:52:101
81860,0rcu_preempt2615-21kworker/1:010:17:551
81860,0rcu_preempt22361-21kworker/1:208:03:321
81860,0rcu_preempt22-21ksoftirqd/109:15:541
81860,0rcu_preempt11953-21kworker/1:011:44:051
81850,0rcu_preempt4548-21kworker/1:210:02:581
81850,0rcu_preempt3-21ksoftirqd/010:06:130
81850,0rcu_preempt22361-21kworker/1:208:50:171
81850,0rcu_preempt22361-21kworker/1:207:53:561
81850,0rcu_preempt22361-21kworker/1:207:21:011
81850,0rcu_preempt22361-21kworker/1:206:53:291
81850,0rcu_preempt22361-21kworker/1:206:53:021
81850,0rcu_preempt19632-21kworker/1:112:05:251
81850,0rcu_preempt17043-21kworker/1:211:12:421
81850,0rcu_preempt11953-21kworker/1:010:28:341
81840,0rcu_preempt22970-21kworker/1:209:18:471
81840,0rcu_preempt22361-21kworker/1:208:44:111
81840,0rcu_preempt22361-21kworker/1:208:37:381
81840,0rcu_preempt17043-21kworker/1:211:06:511
81830,0rcu_preempt4548-21kworker/1:209:52:461
81830,0rcu_preempt22361-21kworker/1:208:42:431
81830,0rcu_preempt22361-21kworker/1:207:37:341
81830,0rcu_preempt20618-21kworker/1:211:27:041
81830,0rcu_preempt19632-21kworker/1:112:13:011
81820,0rcu_preempt4548-21kworker/1:209:56:511
81820,0rcu_preempt22361-21kworker/1:208:56:361
81820,0rcu_preempt22-21ksoftirqd/109:43:421
81820,0rcu_preempt17043-21kworker/1:210:43:121
81820,0rcu_preempt11953-21kworker/1:011:56:361
81800,0rcu_preempt7239-21at-spi-registry11:15:340
81770,0rcu_preempt7127-21Xorg07:47:220
81700,0rcu_preempt2026-21hald-addon-inpu06:43:200
81690,0rcu_preempt3-21ksoftirqd/009:36:540
81660,0rcu_preempt5707-21diskmemload11:58:410
81650,0rcu_preempt7260-21gdm-simple-gree09:25:190
81640,0rcu_preempt3-21ksoftirqd/012:06:350
81640,0rcu_preempt2026-21hald-addon-inpu08:56:350
81630,0rcu_preempt7239-21at-spi-registry09:48:510
81610,0rcu_preempt3-21ksoftirqd/010:55:350
81530,0rcu_preempt22361-21kworker/1:207:11:311
81510,0rcu_preempt3-21ksoftirqd/011:01:410
81500,0rcu_preempt2026-21hald-addon-inpu08:35:150
81490,0rcu_preempt3-21ksoftirqd/008:42:080
81490,0rcu_preempt3-21ksoftirqd/008:03:000
81490,0rcu_preempt3-21ksoftirqd/007:58:050
81490,0rcu_preempt3-21ksoftirqd/006:58:000
81490,0rcu_preempt27309-21kworker/0:106:52:080
81490,0rcu_preempt2026-21hald-addon-inpu11:46:310
81480,0rcu_preempt3-21ksoftirqd/008:28:300
81480,0rcu_preempt2026-21hald-addon-inpu07:52:340
81470,0rcu_preempt3-21ksoftirqd/008:07:530
81470,0rcu_preempt3-21ksoftirqd/007:03:060
81470,0rcu_preempt22361-21kworker/1:207:41:421
81470,0rcu_preempt2026-21hald-addon-inpu07:04:520
81460,0rcu_preempt3-21ksoftirqd/008:18:150
81460,0rcu_preempt3-21ksoftirqd/007:33:140
81460,0rcu_preempt31112-21ssh10:51:120
81460,0rcu_preempt27309-21kworker/0:107:08:170
81460,0rcu_preempt2026-21hald-addon-inpu07:42:560
81460,0rcu_preempt2026-21hald-addon-inpu07:29:550
81450,0rcu_preempt7260-21gdm-simple-gree08:27:190
81450,0rcu_preempt27309-21kworker/0:107:17:560
81450,0rcu_preempt2026-21hald-addon-inpu08:48:080
81440,0rcu_preempt3-21ksoftirqd/007:23:150
81440,0rcu_preempt22361-21kworker/1:207:16:331
81440,0rcu_preempt2026-21hald-addon-inpu08:17:590
81420,0rcu_preempt2026-21hald-addon-inpu07:23:550
81400,0rcu_preempt7127-21Xorg07:48:191
81370,0rcu_preempt7127-21Xorg07:32:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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