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2023-06-02 - 17:40

x86 Intel Celeron G3900 @2800 MHz, Linux 6.1.12-rt7 (Profile)

Latency plot of system in rack #c, 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 792 highest latencies:
System rackcslot5.osadl.org (updated Fri Jun 02, 2023 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19012730,1sleep00-21swapper/010:11:320
3009499500,48cyclictest28767-21meminfo08:30:181
3009499500,48cyclictest22387-21meminfo09:40:251
3009399500,48cyclictest17555-21meminfo08:00:210
3009499470,45cyclictest13089-21meminfo09:15:221
3009399450,43cyclictest12273-21meminfo10:40:260
3009499440,42cyclictest7551-21meminfo09:00:301
3009499420,40cyclictest29795-21meminfo10:00:221
3009499420,40cyclictest13787-21meminfo07:50:351
3009399420,40cyclictest16819-21meminfo09:25:270
3009499410,39cyclictest17823-21meminfo10:55:261
3009399410,40cyclictest25082-21meminfo08:20:240
3009399410,39cyclictest21362-21meminfo08:10:240
3009499400,38cyclictest11926-21meminfo07:45:291
3009399400,39cyclictest17007-21meminfo12:20:280
3009399400,38cyclictest30691-21meminfo07:10:250
3009399400,38cyclictest28769-21meminfo08:30:190
3009499390,38cyclictest24220-21meminfo09:45:171
3009499390,38cyclictest11424-21meminfo12:05:221
3009499390,37cyclictest5665-21meminfo08:55:201
3009499380,37cyclictest23390-21meminfo11:10:261
3009499380,36cyclictest25240-21meminfo11:15:261
3009399380,36cyclictest32046-21meminfo07:15:010
3009399380,36cyclictest26953-21meminfo08:25:390
3009499370,35cyclictest27932-21meminfo09:55:231
3009499360,35cyclictest30634-21meminfo08:35:231
3009399360,34cyclictest8547-21meminfo10:30:230
3009399350,33cyclictest11425-21meminfo12:05:220
3009499340,32cyclictest4009-21meminfo11:45:281
3009499340,32cyclictest32499-21meminfo08:40:221
3009399340,32cyclictest6304-21meminfo07:30:180
3009499330,31cyclictest5858-21meminfo11:50:261
3009399330,31cyclictest2151-21meminfo11:40:220
3009499320,31cyclictest9575-21meminfo12:00:251
3009499320,31cyclictest18670-21meminfo09:30:261
3009399310,29cyclictest14970-21meminfo09:20:270
3009499300,28cyclictest28956-21meminfo11:25:221
3009499300,28cyclictest2609-21meminfo07:20:241
3009499290,27cyclictest10421-21meminfo10:35:371
3009499280,27cyclictest16820-21meminfo09:25:271
3009399280,27cyclictest30807-21meminfo11:30:230
3009399280,27cyclictest18849-21meminfo12:25:260
3009399280,27cyclictest15974-21meminfo10:50:250
3009499270,26cyclictest2970-21meminfo10:15:211
3009499270,26cyclictest22549-21meminfo12:35:251
3009399270,26cyclictest32666-21meminfo11:35:240
3009399270,26cyclictest14113-21meminfo10:45:210
3009499260,25cyclictest23206-21meminfo08:15:231
3009399260,25cyclictest31678-21meminfo10:05:380
3009499250,24cyclictest30810-21meminfo11:30:221
3009399250,24cyclictest25241-21meminfo11:15:280
3009399240,23cyclictest8199-21meminfo07:35:200
3009399240,23cyclictest6704-21meminfo10:25:260
3009399240,23cyclictest13272-21meminfo12:10:240
3009499230,22cyclictest7703-21meminfo11:55:231
3009499230,22cyclictest15126-21meminfo12:15:231
3009499220,21cyclictest19513-21meminfo08:05:231
3009399220,21cyclictest26079-21meminfo09:50:220
3009399210,20cyclictest2971-21meminfo10:15:210
3009399210,20cyclictest13789-21meminfo07:50:370
3009499200,19cyclictest4452-21meminfo07:25:181
3009499200,19cyclictest3822-21meminfo08:50:231
3009399190,18cyclictest9386-21meminfo09:05:200
3009399190,18cyclictest1964-21meminfo08:45:210
3009499180,17cyclictest6703-21meminfo10:25:261
3009499180,17cyclictest20699-21meminfo12:30:251
3009499180,16cyclictest25081-21meminfo08:20:241
3009399180,17cyclictest21537-21meminfo11:05:230
3009399180,17cyclictest11242-21meminfo09:10:240
3009399174,10cyclictest678-21/usr/sbin/munin08:40:270
3009399170,16cyclictest10071-21meminfo07:40:230
3009499160,15cyclictest14972-21meminfo09:20:281
3009499160,12cyclictest0-21swapper/109:37:551
3009399161,6cyclictest11355-21apt-get07:45:190
3009399160,14cyclictest26711-21df_inode11:20:200
3009399153,11cyclictest28112-21/usr/sbin/munin09:55:260
30093991513,1cyclictest30931-21munin-run10:05:000
3009399150,10cyclictest0-21swapper/011:00:190
30094991412,2cyclictest10501-21diskmemload10:48:451
30094991411,2cyclictest22439-21kworker/u4:3-xprtiod11:09:411
3009399142,6cyclictest10501-21diskmemload09:35:190
30093991412,1cyclictest4259-21proc_pri11:45:320
30094991310,2cyclictest26070-21ls09:50:221
30094991310,2cyclictest17275-21hwlatdetect08:00:191
3009399132,9cyclictest8237-21taskset09:00:390
30093991311,1cyclictest0-21swapper/012:02:260
3009399130,12cyclictest15616-21meminfo07:55:190
292062131,8sleep128241-21/usr/sbin/munin07:05:331
3009499129,2cyclictest9362-21taskset10:31:551
3009499129,2cyclictest5227-21sensors_fan10:20:301
3009499129,2cyclictest19834-21ntp_offset11:00:291
3009499129,2cyclictest16722-21grep12:20:261
3009499129,2cyclictest1490-21wc10:10:261
3009499129,2cyclictest13120-21seq10:42:201
3009499120,11cyclictest6014-21grep07:30:161
3009399129,2cyclictest9997-21expr10:35:290
3009399129,2cyclictest4685-21cut07:25:410
3009399129,2cyclictest28965-21missed_timers11:25:220
3009399129,2cyclictest23655-21cat08:15:280
3009399129,2cyclictest19081-21wc08:05:190
3009399129,2cyclictest15375-21wc12:15:260
3009399125,5cyclictest17442-21grep10:55:200
3009399124,6cyclictest30062-21apt-get08:35:160
3009399123,8cyclictest16214-21kworker/u4:0+rpciod12:31:040
3009399123,6cyclictest22821-21/usr/sbin/munin11:10:240
3009499119,1cyclictest90392sleep107:37:091
3009499119,1cyclictest32522-21chrt07:15:021
3009499119,1cyclictest31146-21sort07:10:301
3009499119,1cyclictest26615-21cut08:25:261
3009499119,1cyclictest21502-21grep08:10:261
3009499118,2cyclictest9923-21cat07:40:211
3009499118,2cyclictest9593-21grep09:05:231
3009499118,2cyclictest536-21awk11:35:291
3009499118,2cyclictest32374-21seq10:05:521
3009499118,2cyclictest18899-21expr12:25:261
3009499118,2cyclictest16627-21chrt07:58:591
3009499118,2cyclictest1643-21sort08:45:181
3009499118,2cyclictest15654-21grep10:50:211
3009499118,2cyclictest13970-21sshd12:10:381
3009499118,2cyclictest10776-21tr09:10:201
30094991110,1cyclictest5962-21kworker/1:2+events11:40:531
3009499110,10cyclictest27112-21meminfo11:20:261
3009399119,1cyclictest4291-21dpkg10:20:210
3009399119,1cyclictest19534-21taskset09:32:310
3009399119,1cyclictest13551-21cat09:15:270
3009399118,2cyclictest7771-21grep11:55:240
3009399118,2cyclictest5372-21cut08:55:170
3009399118,2cyclictest3272-21egrep08:50:190
3009399118,2cyclictest2626-21cat07:20:250
3009399118,2cyclictest22071-21expr12:35:190
3009399111,2cyclictest0-21swapper/011:50:210
3009399110,10cyclictest24175-21ls09:45:160
3009399108,1cyclictest23201-21taskset09:41:580
28252293,3sleep00-21swapper/007:05:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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