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2023-03-25 - 23:58

x86 Intel Core i7-8565U @1800 MHz, Linux 6.0.0-rt11 (Profile)

Latency plot of system in rack #e, slot #0
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q done
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100, Linux 4.9.20-rt16, x86_64 highest latencies:
System rackeslot0.osadl.org (updated Sat Mar 25, 2023 12:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18609994716,18cyclictest23789-21sshd10:34:154
18614993634,1cyclictest741rcuc/712:13:327
18614993634,1cyclictest0-21swapper/709:16:377
18607993634,1cyclictest19578-21snmpd10:15:262
18607993634,1cyclictest19578-21snmpd10:15:252
18609993534,1cyclictest19038-21kworker/4:1+events11:35:114
18609993533,1cyclictest16808-21kworker/4:3+events10:53:314
18609993532,1cyclictest19038-21kworker/4:1+events11:06:154
18614993333,0cyclictest0-21swapper/711:06:157
18609993331,1cyclictest19038-21kworker/4:1+events09:56:334
18611993230,1cyclictest0-21swapper/610:53:316
18609993116,14cyclictest12172-21lsb_release09:17:224
18609993115,13cyclictest30033-21update-motd-hwe10:23:164
18605993128,2cyclictest0-21swapper/012:03:280
18611993028,1cyclictest0-21swapper/611:06:156
18611993028,1cyclictest0-21swapper/609:56:326
18609993029,1cyclictest12917-21kworker/4:0+events12:13:324
18609993014,13cyclictest12090-21systemd09:39:204
18614992927,1cyclictest4987-21kworker/u16:5+events_unbound10:27:587
18611992928,1cyclictest0-21swapper/612:13:326
18609992928,1cyclictest16808-21kworker/4:3+events11:03:434
18605992924,4cyclictest19578-21snmpd12:05:500
18605992924,4cyclictest19578-21snmpd12:05:500
18614992826,1cyclictest0-21swapper/710:41:527
18614992726,1cyclictest0-21swapper/709:07:307
18609992724,2cyclictest16808-21kworker/4:3+events11:18:224
18607992725,1cyclictest0-21swapper/210:53:302
18605992722,3cyclictest32380-21sshd11:15:170
1860599270,26cyclictest31622-21apt-config12:38:460
1860599270,26cyclictest0-21swapper/011:20:580
1860599270,25cyclictest5959-21lsb_release11:40:420
1860599270,24cyclictest3352-21awk10:06:080
18614992625,1cyclictest0-21swapper/712:05:577
18614992625,1cyclictest0-21swapper/712:05:577
18614992625,1cyclictest0-21swapper/710:50:297
18614992625,1cyclictest0-21swapper/710:19:517
18614992625,1cyclictest0-21swapper/710:19:517
18614992625,1cyclictest0-21swapper/709:48:167
18606992621,1cyclictest0-21swapper/112:13:331
1860599263,22cyclictest0-21swapper/010:28:590
18605992623,2cyclictest1-21systemd11:37:440
18605992622,3cyclictest0-21swapper/008:07:310
18605992621,3cyclictest676-21systemd-logind10:14:160
1860599261,24cyclictest8696-21gdbus11:57:190
1860599260,24cyclictest788-21lsb_release09:47:590
1860599260,24cyclictest11000-21lsb_release11:53:540
1860599260,23cyclictest28264-21lsb_release09:10:560
18614992525,0cyclictest0-21swapper/711:11:497
18614992525,0cyclictest0-21swapper/709:51:127
18614992525,0cyclictest0-21swapper/709:04:187
18614992524,1cyclictest0-21swapper/711:21:127
18614992521,3cyclictest0-21swapper/709:33:497
18614992521,1cyclictest161rcu_preempt10:35:167
18611992524,1cyclictest0-21swapper/610:00:156
1861199250,24cyclictest12774-21run-parts09:53:216
18609992523,1cyclictest10582-21kworker/4:0+events09:50:034
18609992522,2cyclictest10582-21kworker/4:0+events10:28:264
18609992522,2cyclictest10582-21kworker/4:0+events10:13:424
18609992522,2cyclictest10582-21kworker/4:0+events07:50:204
18609992522,1cyclictest10582-21kworker/4:0+events08:30:004
18607992525,0cyclictest0-21swapper/211:35:102
18607992523,1cyclictest0-21swapper/212:13:322
18607992523,1cyclictest0-21swapper/211:06:142
18607992523,1cyclictest0-21swapper/209:56:332
18606992524,1cyclictest0-21swapper/111:35:101
18605992521,3cyclictest21658-21dpkg09:42:370
18605992521,3cyclictest10568-21dpkg10:02:200
18605992521,3cyclictest0-21swapper/010:20:290
18605992520,4cyclictest22322-21sshd11:06:460
18605992520,4cyclictest19578-21snmpd08:47:340
1860599250,2cyclictest26762-21sshd10:37:220
1860599250,2cyclictest15554-21find09:30:250
1860599250,24cyclictest27873-21lsb_release12:14:290
1860599250,23cyclictest32713-21apt-config12:23:360
1860599250,23cyclictest2885-2110-help-text11:25:310
1860599250,23cyclictest2069-21lsb_release11:45:340
1860599250,23cyclictest18235-21lsb_release11:30:060
18614992424,0cyclictest0-21swapper/711:56:157
18614992424,0cyclictest0-21swapper/709:39:577
18614992423,1cyclictest0-21swapper/711:52:097
18614992422,1cyclictest19578-21snmpd07:30:207
18614992422,1cyclictest10516-21kworker/7:0-events08:44:047
1861199241,22cyclictest0-21swapper/608:31:496
18610992422,1cyclictest19578-21snmpd08:59:285
18610992422,1cyclictest19578-21snmpd07:30:115
18609992422,1cyclictest4548-21kworker/4:2+events12:32:454
18609992422,1cyclictest4548-21kworker/4:2+events12:25:414
18609992422,1cyclictest19038-21kworker/4:1+events11:57:294
18609992422,1cyclictest19038-21kworker/4:1+events11:45:034
18609992422,1cyclictest19038-21kworker/4:1+events11:12:524
18609992422,1cyclictest19038-21kworker/4:1+events10:43:234
18609992422,1cyclictest19038-21kworker/4:1+events09:20:324
18609992422,1cyclictest16808-21kworker/4:3+events11:30:174
18609992422,1cyclictest10582-21kworker/4:0+events10:38:294
18609992422,1cyclictest10582-21kworker/4:0+events09:45:004
18609992422,1cyclictest10582-21kworker/4:0+events09:26:344
18609992421,2cyclictest4548-21kworker/4:2+events12:24:434
18609992421,2cyclictest19578-21snmpd12:17:244
18609992421,2cyclictest19038-21kworker/4:1+events11:40:174
18609992420,3cyclictest10582-21kworker/4:0+events09:30:064
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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