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2024-02-23 - 19:15
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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 rackcslot4.osadl.org (updated Fri Feb 23, 2024 12:45:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25843832278197,27sleep00-21swapper/007:07:230
25843002246199,29sleep10-21swapper/107:06:281
2584761991940,2cyclictest2599839-21fwupd07:44:560
159199770,4rtkit-daemon1590-21rtkit-daemon07:37:570
159199710,5rtkit-daemon1590-21rtkit-daemon11:49:451
2584763996759,3cyclictest2599531-21kworker/u8:107:44:571
159199670,4rtkit-daemon1590-21rtkit-daemon10:10:451
159199660,3rtkit-daemon0-21swapper/010:28:521
26842542650,4sleep00-21swapper/010:20:290
159199630,3rtkit-daemon1590-21rtkit-daemon09:52:251
27296362620,6chrt2729637-21df_inode11:25:221
159199620,3rtkit-daemon0-21swapper/109:50:170
159199610,4rtkit-daemon0-21swapper/109:35:490
159199610,3rtkit-daemon0-21swapper/110:11:320
159199610,3rtkit-daemon0-21swapper/110:03:190
159199610,3rtkit-daemon0-21swapper/009:29:031
159199600,3rtkit-daemon0-21swapper/110:16:230
159199590,4rtkit-daemon2758418-21sh12:07:421
159199590,4rtkit-daemon1590-21rtkit-daemon07:32:070
159199590,4rtkit-daemon0-21swapper/108:35:480
159199590,3rtkit-daemon0-21swapper/111:16:310
159199590,3rtkit-daemon0-21swapper/108:26:330
159199590,3rtkit-daemon0-21swapper/107:21:290
159199590,3rtkit-daemon0-21swapper/107:15:280
159199590,3rtkit-daemon0-21swapper/009:33:061
159199590,3rtkit-daemon0-21swapper/009:09:421
26610252580,5sleep10-21swapper/109:47:421
159199580,3rtkit-daemon0-21swapper/110:25:170
159199580,3rtkit-daemon0-21swapper/109:16:380
159199580,3rtkit-daemon0-21swapper/108:40:330
159199580,3rtkit-daemon0-21swapper/108:18:320
159199570,4rtkit-daemon0-21swapper/007:31:271
159199570,3rtkit-daemon0-21swapper/111:51:460
159199570,3rtkit-daemon0-21swapper/012:04:551
26988232560,3sleep12698821-21awk10:40:341
159199560,6rtkit-daemon1590-21rtkit-daemon09:05:210
159199560,4rtkit-daemon1590-21rtkit-daemon11:58:500
159199560,4rtkit-daemon0-21swapper/108:02:470
159199560,3rtkit-daemon0-21swapper/111:23:410
159199560,3rtkit-daemon0-21swapper/110:07:350
159199560,3rtkit-daemon0-21swapper/110:07:340
159199560,3rtkit-daemon0-21swapper/010:39:221
159199550,4rtkit-daemon1590-21rtkit-daemon12:00:570
159199550,4rtkit-daemon1590-21rtkit-daemon09:43:210
159199550,4rtkit-daemon1590-21rtkit-daemon09:26:210
159199550,3rtkit-daemon0-21swapper/109:14:070
159199550,3rtkit-daemon0-21swapper/108:57:370
159199550,3rtkit-daemon0-21swapper/108:52:550
159199550,3rtkit-daemon0-21swapper/108:10:450
159199550,3rtkit-daemon0-21swapper/107:57:310
159199550,3rtkit-daemon0-21swapper/007:27:151
27659262540,6sleep1251rcuc/112:20:011
159199540,4rtkit-daemon1590-21rtkit-daemon12:19:420
159199540,4rtkit-daemon1590-21rtkit-daemon10:55:320
159199540,4rtkit-daemon1590-21rtkit-daemon10:32:270
159199540,4rtkit-daemon1590-21rtkit-daemon10:32:270
159199540,4rtkit-daemon1590-21rtkit-daemon09:58:330
159199540,4rtkit-daemon1590-21rtkit-daemon09:24:530
159199540,3rtkit-daemon0-21swapper/111:43:230
159199540,3rtkit-daemon0-21swapper/111:08:100
159199540,3rtkit-daemon0-21swapper/011:57:071
159199540,14rtkit-daemon1590-21rtkit-daemon11:20:331
159199530,4rtkit-daemon1590-21rtkit-daemon12:34:300
159199530,4rtkit-daemon1590-21rtkit-daemon09:48:150
159199530,3rtkit-daemon1590-21rtkit-daemon10:37:590
159199530,3rtkit-daemon0-21swapper/111:13:330
159199530,3rtkit-daemon0-21swapper/107:47:220
159199530,3rtkit-daemon0-21swapper/011:00:101
159199530,3rtkit-daemon0-21swapper/007:37:481
2584761995227,7cyclictest2777207-21mailstats12:35:350
2584761995226,7cyclictest2757202-21open_inodes12:05:340
2584761995224,8cyclictest2736435-21cpuspeed_turbos11:35:210
159199520,4rtkit-daemon1590-21rtkit-daemon08:24:541
159199520,3rtkit-daemon1590-21rtkit-daemon10:50:490
159199520,3rtkit-daemon0-21swapper/109:00:570
2584763995126,8cyclictest2770818-21unixbench_singl12:25:411
2584763995121,15cyclictest2587202-21sed07:15:031
2584761995113,8cyclictest2745264-21sh11:48:050
2584761995110,11cyclictest2770669-21timerandwakeup12:25:380
159199510,4rtkit-daemon1590-21rtkit-daemon12:10:190
159199510,4rtkit-daemon1590-21rtkit-daemon07:27:290
159199510,3rtkit-daemon1590-21rtkit-daemon08:40:041
159199510,3rtkit-daemon0-21swapper/112:23:261
159199510,3rtkit-daemon0-21swapper/111:34:031
159199510,3rtkit-daemon0-21swapper/012:33:281
2584761995022,8cyclictest2733799-21processes11:30:400
2584761995014,13cyclictest2730453-21mailstats11:25:340
159199500,3rtkit-daemon1590-21rtkit-daemon11:08:501
159199500,3rtkit-daemon1590-21rtkit-daemon10:47:590
159199500,3rtkit-daemon0-21swapper/112:38:141
159199500,3rtkit-daemon0-21swapper/009:42:161
159199500,3rtkit-daemon0-21swapper/007:23:441
2584763994922,9cyclictest2586665-21python307:15:011
2584763994912,10cyclictest2746605-21tune2fs11:50:261
2584761994924,8cyclictest2584880-21/usr/sbin/munin07:10:330
159199490,4rtkit-daemon1590-21rtkit-daemon10:40:590
159199490,4rtkit-daemon1590-21rtkit-daemon10:18:171
159199490,4rtkit-daemon1590-21rtkit-daemon09:34:180
159199490,3rtkit-daemon0-21swapper/108:08:580
159199490,3rtkit-daemon0-21swapper/107:53:180
159199490,3rtkit-daemon0-21swapper/010:53:291
2584761994815,9cyclictest2767576-21tail12:20:390
159199480,4rtkit-daemon1590-21rtkit-daemon11:03:070
159199480,4rtkit-daemon0-21swapper/009:02:521
159199480,3rtkit-daemon0-21swapper/111:38:431
159199480,3rtkit-daemon0-21swapper/010:47:391
159199480,3rtkit-daemon0-21swapper/007:46:081
258476399478,4cyclictest0-21swapper/112:14:021
159199460,4rtkit-daemon1590-21rtkit-daemon11:11:121
159199460,4rtkit-daemon1590-21rtkit-daemon08:20:200
159199460,3rtkit-daemon1590-21rtkit-daemon09:13:471
159199460,3rtkit-daemon0-21swapper/108:33:471
159199460,3rtkit-daemon0-21swapper/010:00:321
159199460,3rtkit-daemon0-21swapper/009:38:511
258476399456,3cyclictest0-21swapper/111:40:261
159199450,3rtkit-daemon0-21swapper/011:17:531
159199450,1rtkit-daemon1590-21rtkit-daemon10:05:221
159199450,1rtkit-daemon1590-21rtkit-daemon10:05:221
159199440,4rtkit-daemon1590-21rtkit-daemon08:58:101
159199440,3rtkit-daemon0-21swapper/007:51:181
159199430,1rtkit-daemon1590-21rtkit-daemon08:50:111
159199420,4rtkit-daemon2640162-21ssh09:18:201
159199410,1rtkit-daemon1590-21rtkit-daemon07:58:261
159199400,1rtkit-daemon1590-21rtkit-daemon08:12:381
159199390,1rtkit-daemon1590-21rtkit-daemon08:37:581
2584763993611,9cyclictest1453740-21cups-browsed08:25:331
159199330,16rtkit-daemon0-21swapper/108:02:121
258476399327,19cyclictest2691323-21missed_timers10:30:311
258476399327,19cyclictest2691323-21missed_timers10:30:311
258476399319,3cyclictest0-21swapper/108:46:261
258476399317,11cyclictest2641252-21apt-get09:20:191
258476399312,12cyclictest2608322-21apt-get08:05:301
258476199318,7cyclictest3372530-21gmain08:30:020
258476399303,14cyclictest2665809-21apt-get09:55:201
2584761993013,6cyclictest3372530-21gmain08:48:260
2584763992914,6cyclictest3372530-21gmain10:59:561
258476399289,6cyclictest2686579-21seq10:24:131
258476399281,13cyclictest2612227-21apt-get08:15:231
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*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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