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2023-05-28 - 08:12

x86 Intel Celeron G1620 @2700 MHz, Linux 5.4.17-rt9 (Profile)

Latency plot of system in rack #9, slot #5
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
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 100 highest latencies:
System rack9slot5.osadl.org (updated Sun May 28, 2023 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
318252890,0sleep031823-21x2gosqlitewrapp19:04:020
24552680,0sleep10-21swapper/122:03:241
324302490,0sleep10-21swapper/123:33:061
284932460,1sleep128491-21tune2fs21:36:211
160252420,0sleep016026-21x2gopath21:50:510
76542400,3sleep1422799cyclictest20:58:511
249322315,4sleep10-21swapper/118:21:471
38392196,10sleep00-21swapper/018:25:310
264599160,1rtkit-daemon2644-21rtkit-daemon22:31:000
422699150,1cyclictest10236-21x2gosqlitewrapp18:33:240
422699150,14cyclictest28156-21x2gosqlitewrapp19:44:340
264599150,0rtkit-daemon2644-21rtkit-daemon21:59:380
4227991412,1cyclictest22201-21ssh21:09:141
4226991412,1cyclictest6788-21x2golistsession19:14:340
422699140,13cyclictest0-21swapper/023:05:350
264599140,1rtkit-daemon2644-21rtkit-daemon22:12:220
264599140,1rtkit-daemon2644-21rtkit-daemon19:29:041
4227991313,0cyclictest0-21swapper/121:51:441
4227991310,2cyclictest29799-21irqstats19:46:241
422799130,13cyclictest0-21swapper/122:40:241
422799130,13cyclictest0-21swapper/121:23:241
422799130,13cyclictest0-21swapper/121:04:441
422799130,13cyclictest0-21swapper/120:55:441
422799130,13cyclictest0-21swapper/120:22:041
422799130,12cyclictest0-21swapper/123:22:041
422799130,0cyclictest0-21swapper/123:47:251
422799130,0cyclictest0-21swapper/122:17:141
422799130,0cyclictest0-21swapper/119:23:441
422799130,0cyclictest0-21swapper/118:28:431
4226991313,0cyclictest0-21swapper/019:36:240
4226991312,1cyclictest0-21swapper/020:28:140
422699130,13cyclictest0-21swapper/022:16:150
422699130,13cyclictest0-21swapper/021:34:340
422699130,12cyclictest0-21swapper/020:46:140
264599130,1rtkit-daemon2644-21rtkit-daemon20:13:591
264599130,1rtkit-daemon2644-21rtkit-daemon18:56:500
177422130,0sleep10-21swapper/122:14:241
4227991212,0cyclictest0-21swapper/122:49:341
4227991212,0cyclictest0-21swapper/121:32:441
4227991212,0cyclictest0-21swapper/121:18:341
4227991212,0cyclictest0-21swapper/119:59:541
4227991212,0cyclictest0-21swapper/119:12:441
4227991211,0cyclictest24827-21diskmemload21:46:541
422799120,12cyclictest0-21swapper/123:41:151
422799120,12cyclictest0-21swapper/120:38:241
422799120,0cyclictest0-21swapper/122:30:341
422799120,0cyclictest0-21swapper/120:47:041
4226991212,0cyclictest0-21swapper/023:46:350
4226991212,0cyclictest0-21swapper/023:19:150
4226991212,0cyclictest0-21swapper/022:10:250
422699120,12cyclictest0-21swapper/022:51:150
422699120,12cyclictest0-21swapper/019:28:540
422699120,0cyclictest0-21swapper/023:12:250
422699120,0cyclictest0-21swapper/022:41:450
422699120,0cyclictest0-21swapper/020:41:440
264599120,0rtkit-daemon2644-21rtkit-daemon23:03:061
4227991111,0cyclictest0-21swapper/123:15:141
4227991111,0cyclictest0-21swapper/120:18:141
4227991111,0cyclictest0-21swapper/119:40:341
4226991111,0cyclictest0-21swapper/023:53:050
4226991111,0cyclictest0-21swapper/021:54:350
4226991111,0cyclictest0-21swapper/021:39:240
4226991111,0cyclictest0-21swapper/021:24:340
4226991111,0cyclictest0-21swapper/021:19:240
4226991111,0cyclictest0-21swapper/020:55:140
4226991111,0cyclictest0-21swapper/020:36:540
4226991111,0cyclictest0-21swapper/020:08:240
264599110,1rtkit-daemon7228-21x2gosqlitewrapp23:38:081
264599110,1rtkit-daemon2472-21gnome-settings-18:41:451
264599110,1rtkit-daemon17026-21x2gosqlitewrapp22:59:390
4227991010,0cyclictest0-21swapper/122:55:241
4227991010,0cyclictest0-21swapper/120:33:541
4226991010,0cyclictest0-21swapper/023:26:050
4226991010,0cyclictest0-21swapper/022:22:050
4226991010,0cyclictest0-21swapper/018:27:540
264599100,1rtkit-daemon10044-21x2golistsession20:04:331
264599100,0rtkit-daemon2644-21rtkit-daemon23:21:520
42279999,0cyclictest0-21swapper/123:53:151
42279999,0cyclictest0-21swapper/123:28:151
42279999,0cyclictest0-21swapper/123:08:441
42279999,0cyclictest0-21swapper/122:22:441
42279999,0cyclictest0-21swapper/121:42:041
42279999,0cyclictest0-21swapper/120:42:341
42279999,0cyclictest0-21swapper/119:17:541
42279999,0cyclictest0-21swapper/119:06:131
42279999,0cyclictest0-21swapper/119:00:431
42269999,0cyclictest0-21swapper/023:39:450
42269999,0cyclictest0-21swapper/023:33:350
42269999,0cyclictest0-21swapper/022:04:550
42269999,0cyclictest0-21swapper/021:29:240
42269999,0cyclictest0-21swapper/021:00:040
42269998,0cyclictest1804-21x2golistsession19:51:440
26459990,1rtkit-daemon2644-21rtkit-daemon20:17:400
26459990,1rtkit-daemon21164-21ssh22:39:440
26459990,1rtkit-daemon1376-21/usr/sbin/munin20:02:560
26459990,1rtkit-daemon1376-21/usr/sbin/munin18:39:100
26459990,1rtkit-daemon1205-21irqbalance22:58:581
26459990,0rtkit-daemon2644-21rtkit-daemon20:34:240
42279988,0cyclictest0-21swapper/122:06:141
42279988,0cyclictest0-21swapper/121:27:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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