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2023-03-29 - 03:07

x86 Intel Celeron G1620 @2700 MHz, Linux 5.10.35-rt39 (Profile)

Latency plot of system in rack #8, slot #7
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: ondemand
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack8slot7.osadl.org (updated Wed Mar 29, 2023 00:43:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18296992017,2cyclictest17569-21x2golistsession23:37:540
1829799190,18cyclictest631-21irqbalance23:38:361
1829799170,16cyclictest20285-21x2golistsession00:05:161
18297991612,3cyclictest631-21irqbalance22:27:161
1829799160,15cyclictest18276-21x2golistsession00:28:451
18296991614,1cyclictest4437-21cat20:35:170
1829699160,15cyclictest0-21swapper/000:23:180
18297991515,0cyclictest0-21swapper/121:45:461
18296991515,0cyclictest0-21swapper/023:07:560
1829699150,2cyclictest21901-21x2golistsession00:05:480
1829699150,15cyclictest0-21swapper/023:02:220
18296991412,1cyclictest3734-21x2gosqlitewrapp00:17:060
1829699140,13cyclictest23791-21diskmemload21:53:580
18296991313,0cyclictest0-21swapper/023:15:450
18296991313,0cyclictest0-21swapper/021:09:050
18296991313,0cyclictest0-21swapper/000:14:550
18296991312,0cyclictest0-21swapper/022:30:410
1829699130,12cyclictest0-21swapper/023:42:540
1829799120,12cyclictest0-21swapper/122:52:471
1829799120,12cyclictest0-21swapper/122:39:051
1829799120,12cyclictest0-21swapper/121:21:051
1829799120,12cyclictest0-21swapper/100:22:511
1829799120,11cyclictest0-21swapper/100:31:251
1829799120,0cyclictest0-21swapper/123:58:591
1829699127,1cyclictest20243-21dump-pmu-power22:24:590
18296991212,0cyclictest0-21swapper/021:16:160
18296991212,0cyclictest0-21swapper/000:39:450
18296991211,1cyclictest9817-21ssh22:15:560
18296991211,0cyclictest0-21swapper/000:31:350
18296991210,1cyclictest645-21in:imuxsock22:50:000
18296991210,1cyclictest631-21irqbalance22:57:560
1829699120,12cyclictest0-21swapper/021:31:180
1829699120,0cyclictest0-21swapper/000:01:060
1829799115,2cyclictest6569-21latency_hist00:20:001
18297991111,0cyclictest0-21swapper/123:08:091
18297991111,0cyclictest0-21swapper/119:15:261
1829799110,11cyclictest0-21swapper/122:21:461
18296991111,0cyclictest0-21swapper/022:10:300
18296991111,0cyclictest0-21swapper/022:06:460
18296991111,0cyclictest0-21swapper/021:11:060
1829799105,4cyclictest671-21x2gosqlitewrapp19:34:001
1829799105,4cyclictest26512-21x2gosqlitewrapp22:04:441
18297991010,0cyclictest0-21swapper/123:18:161
18297991010,0cyclictest0-21swapper/122:16:061
1829699105,4cyclictest1339-21lxpanel23:54:020
18296991010,0cyclictest0-21swapper/023:48:410
1829699100,5cyclictest20254-21x2gosqlitewrapp22:50:110
1829699100,10cyclictest0-21swapper/023:12:090
182979997,1cyclictest16548-21x2gopath00:02:011
182979996,2cyclictest16035-21x2golistsession22:45:551
182979995,3cyclictest6547-21ssh23:04:401
182979995,3cyclictest4557-21ssh22:12:101
182979995,3cyclictest31784-21ssh22:08:301
182979995,3cyclictest29568-21x2gosqlitewrapp20:23:141
182979995,3cyclictest20831-21awk23:40:211
182979995,3cyclictest1339-21lxpanel22:56:311
182979995,3cyclictest12074-21ssh23:33:511
182979994,4cyclictest31131-21x2gosqlitewrapp00:38:461
182979994,4cyclictest23094-21ssh21:35:521
182979994,4cyclictest17564-21x2gosqlitewrapp20:58:321
182979994,4cyclictest1339-21lxpanel21:42:201
182979991,7cyclictest14172-21/usr/sbin/munin23:10:151
182979991,6cyclictest6505-21x2gosqlitewrapp20:40:031
182979990,8cyclictest3426-21munin-run20:35:011
182969999,0cyclictest0-21swapper/023:20:160
182969999,0cyclictest0-21swapper/022:04:050
182969997,1cyclictest245-21systemd-journal21:25:000
182969996,2cyclictest11955-21x2golistsession20:49:180
182969995,3cyclictest15603-21ssh21:55:260
182969995,3cyclictest14537-21x2gosqlitewrapp20:53:020
182969995,3cyclictest1091-21pluginstate21:44:590
182969995,3cyclictest10526-21ssh23:32:140
182969995,3cyclictest10170-21ssh22:41:280
182969994,4cyclictest9098-21x2gosqlitewrapp20:44:270
182969994,4cyclictest24441-21x2gosqlitewrapp19:19:160
182969991,6cyclictest5058-21x2gosqlitewrapp22:37:500
182979985,2cyclictest30604-21basename21:15:151
182979985,2cyclictest14680-21sed21:55:181
182979984,3cyclictest7408-21ssh22:40:071
182979984,3cyclictest30335-21x2golistsession19:29:351
182979984,3cyclictest26883-21ssh22:30:041
182979984,3cyclictest2453-21ssh23:50:531
182979984,3cyclictest24480-21ssh21:10:171
182979984,3cyclictest22499-21awk20:10:191
182979984,3cyclictest21-21ksoftirqd/120:48:451
182979984,3cyclictest16929-21python20:00:251
182979984,3cyclictest16734-21fw_packets21:30:261
182979984,3cyclictest1339-21lxpanel21:02:351
182979984,3cyclictest12377-21ssh21:26:341
182979984,3cyclictest10779-21ssh21:51:451
182979983,4cyclictest31294-21awk20:25:261
182979983,4cyclictest1339-21lxpanel21:05:531
182979983,4cyclictest12774-21x2gosqlitewrapp19:55:121
182979983,1cyclictest131rcu_preempt00:10:191
182979982,4cyclictest1339-21lxpanel23:25:181
182979981,6cyclictest26531-21x2gosqlitewrapp19:20:581
182979981,6cyclictest26339-21/usr/sbin/munin23:45:131
182979981,6cyclictest14510-21x2gosqlitewrapp20:52:551
182979981,5cyclictest5834-21x2gosqlitewrapp19:41:171
182979981,5cyclictest2914-21x2gosqlitewrapp19:36:171
182979981,5cyclictest24360-21x2gosqlitewrapp20:15:031
182979981,5cyclictest18555-21x2gosqlitewrapp20:05:011
182979980,7cyclictest27738-21open_inodes23:20:201
182969988,0cyclictest0-21swapper/022:28:460
182969986,1cyclictest13980-21sensors_fan19:55:200
182969986,1cyclictest0-21swapper/023:56:180
182969984,3cyclictest31467-21python20:25:290
182969984,3cyclictest20250-21x2gosqlitewrapp19:11:490
182969984,3cyclictest1451-21ssh21:45:140
182969984,3cyclictest14441-21ssh00:25:220
182969984,3cyclictest1339-21lxpanel19:20:450
182969984,3cyclictest10114-21ssh21:25:170
182969983,4cyclictest2567-21x2gosqlitewrapp20:31:370
182969981,6cyclictest29477-21x2gosqlitewrapp20:22:520
182969981,6cyclictest29477-21x2gosqlitewrapp19:26:090
182969981,6cyclictest17695-21x2gosqlitewrapp20:02:160
182969981,5cyclictest21498-21apt-get20:10:110
182969981,5cyclictest20130-21x2gosqlitewrapp21:02:060
182969981,4cyclictest32424-21x2gosqlitewrapp19:31:200
182969980,7cyclictest23740-21x2golistsession21:36:330
182969980,1cyclictest1125-21kworker/0:020:20:010
182979975,1cyclictest3595-21x2golistsession20:35:071
182979974,2cyclictest18589-21cpuspeed_turbos19:10:181
182979973,3cyclictest10421-21grep19:50:161
182979971,5cyclictest8002-21x2gosqlitewrapp19:45:221
182969973,3cyclictest1191-21wget19:35:130
182969971,5cyclictest9845-21x2golistsession19:50:060
182969971,5cyclictest7586-21/usr/sbin/munin19:45:170
182969971,5cyclictest562-21x2golistsession23:25:090
182969971,5cyclictest4033-21x2gosqlitewrapp19:40:020
182969971,5cyclictest18896-21df20:05:140
182969971,5cyclictest15970-21/usr/sbin/munin20:55:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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