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2023-06-03 - 22:45

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 376 highest latencies:
System rackcslot5.osadl.org (updated Sat Jun 03, 2023 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3244099500,48cyclictest10066-21meminfo11:55:270
3244099490,47cyclictest24906-21meminfo12:35:250
3244199480,47cyclictest19358-21meminfo12:20:271
3244199470,45cyclictest21861-21meminfo08:05:241
3244099470,45cyclictest11934-21meminfo12:00:280
3244199450,43cyclictest15444-21meminfo09:15:251
3244199430,41cyclictest4511-21meminfo11:40:251
3244099430,41cyclictest14440-21meminfo07:45:220
3244099430,41cyclictest10547-21meminfo07:35:180
3244199420,40cyclictest529-21meminfo08:35:241
3244099420,40cyclictest20173-21meminfo10:55:240
3244099420,40cyclictest16288-21meminfo07:50:200
3244199411,38cyclictest2474-21meminfo08:40:231
3244099410,39cyclictest22048-21meminfo11:00:280
3244099410,39cyclictest12587-21meminfo07:40:190
3244199400,39cyclictest22872-21meminfo09:35:261
3244199400,39cyclictest15634-21meminfo12:10:281
3244199400,38cyclictest732-21meminfo11:30:281
3244099400,38cyclictest6805-21meminfo07:25:230
3244099400,38cyclictest29280-21meminfo08:25:230
3244099390,37cyclictest18133-21meminfo07:55:180
3244199380,36cyclictest8662-21meminfo07:30:241
3244199380,36cyclictest6179-21meminfo08:50:271
3244199380,36cyclictest13599-21meminfo09:10:261
3244199360,35cyclictest13784-21meminfo12:05:251
3244099360,35cyclictest9898-21meminfo09:00:290
3244099360,35cyclictest31128-21meminfo08:30:250
3244099360,34cyclictest25556-21meminfo08:15:230
3244099340,32cyclictest7205-21meminfo10:20:240
3244199330,32cyclictest8025-21meminfo08:55:231
3244199330,31cyclictest27594-21meminfo11:15:271
3244199320,31cyclictest1605-21meminfo10:05:251
3244199320,30cyclictest17484-21meminfo12:15:271
3244099320,31cyclictest8216-21meminfo11:50:280
3244099320,31cyclictest31314-21meminfo11:25:260
3244099320,30cyclictest29471-21meminfo11:20:290
3244099320,30cyclictest18332-21meminfo10:50:300
3244099320,30cyclictest16479-21meminfo10:45:280
3244199310,30cyclictest21023-21meminfo09:30:301
3244199310,29cyclictest18132-21meminfo07:55:181
3244099310,30cyclictest30289-21meminfo09:55:280
3244099310,29cyclictest13783-21meminfo12:05:250
3244199300,29cyclictest28438-21meminfo09:50:251
3244099300,29cyclictest23700-21meminfo08:10:180
3244199280,27cyclictest9060-21meminfo10:25:281
3244199280,27cyclictest26580-21meminfo09:45:231
3244199280,27cyclictest19171-21meminfo09:25:271
3244199270,26cyclictest586-21meminfo07:10:221
3244199270,26cyclictest11747-21meminfo09:05:271
3244199270,25cyclictest24739-21meminfo09:40:281
3244099270,26cyclictest5331-21meminfo10:15:250
3244099260,25cyclictest3480-21meminfo10:10:230
3244099260,25cyclictest32158-21meminfo10:00:280
3244099260,24cyclictest2470-21meminfo07:15:020
3244199250,23cyclictest31129-21meminfo08:30:261
3244099250,24cyclictest28439-21meminfo09:50:250
3244199240,22cyclictest23891-21meminfo11:05:231
3244199230,23cyclictest0-21swapper/108:20:291
3244199230,22cyclictest3083-21meminfo07:15:221
3244199230,22cyclictest2645-21meminfo11:35:251
3244199230,22cyclictest25751-21meminfo11:10:301
3244099230,22cyclictest27432-21meminfo08:20:260
3244099230,22cyclictest23055-21meminfo12:30:270
3244199220,21cyclictest10909-21meminfo10:30:281
3244099200,19cyclictest14626-21meminfo10:40:260
3244199191,15cyclictest11555-21apt-get07:38:431
3244199190,18cyclictest17322-21meminfo09:20:271
3244099180,17cyclictest4957-21meminfo07:20:220
3244099171,5cyclictest12856-21diskmemload10:38:420
3244099170,16cyclictest23890-21meminfo11:05:230
3244099161,9cyclictest12856-21diskmemload12:24:290
32440991513,1cyclictest1681-21kworker/u4:0-xprtiod11:48:220
3244099150,14cyclictest22871-21meminfo09:35:270
3244099145,8cyclictest11180-21apt-get09:05:200
3244099137,5cyclictest22914-21chrt08:09:320
3244099136,6cyclictest12856-21diskmemload09:25:010
3244099135,6cyclictest2075-21apt-get11:35:180
3244099133,4cyclictest14880-21apt-get09:15:200
3244099131,12cyclictest0-21swapper/010:25:200
16312130,1sleep00-21swapper/010:05:260
3244199129,2cyclictest8176-21sshd10:23:381
3244199129,2cyclictest7095-21seq11:46:051
3244199129,2cyclictest3909-21expr08:45:201
3244199129,2cyclictest3354-21cat10:10:211
3244199129,2cyclictest29832-21unixbench-2d08:25:291
3244199129,2cyclictest26243-21seq08:15:321
3244199129,2cyclictest23699-21taskset08:10:181
3244199129,2cyclictest21080-21chrt10:57:561
3244199129,2cyclictest14144-21cut07:45:181
3244199129,2cyclictest0-21swapper/107:30:011
3244199124,5cyclictest32433-21munin-run11:30:001
3244199123,7cyclictest0-21swapper/107:50:161
3244199121,7cyclictest0-21swapper/107:20:171
3244199121,6cyclictest0-21swapper/111:55:221
32441991210,1cyclictest21253-21kworker/u4:1-rpciod11:20:361
32441991210,1cyclictest15906-21/usr/sbin/munin10:45:241
3244099129,2cyclictest9183-21wc09:00:000
3244099129,2cyclictest20175-21open_inodes08:00:230
3244099129,2cyclictest19087-21uname09:25:260
3244099124,3cyclictest3363-21runrttasks08:42:440
3244099123,8cyclictest10531-21fschecks_count10:30:250
3244099121,7cyclictest32469-21apt-get07:10:150
32440991210,1cyclictest26663-21cut09:45:250
3244199119,1cyclictest9735-21cat09:00:271
3244199119,1cyclictest7641-21taskset11:50:181
3244199119,1cyclictest47552sleep110:15:131
3244199119,1cyclictest31798-21grep10:00:251
3244199119,1cyclictest22610-21cstates12:30:221
3244199119,1cyclictest21164-21sed12:25:241
3244199119,1cyclictest20074-21grep08:00:211
3244199119,1cyclictest14048-21seq10:40:141
3244199119,1cyclictest12499-21uname07:40:181
3244199118,2cyclictest31171-21chrt09:57:421
3244199118,2cyclictest13064-21sendmail_mailqu10:35:291
3244199118,2cyclictest11987-21ls12:00:301
3244199115,5cyclictest21479-21apt-get11:00:211
3244199113,7cyclictest12856-21diskmemload12:35:201
3244099119,1cyclictest6404-21head08:50:300
3244099119,1cyclictest4234-21uname08:45:240
3244099119,1cyclictest27413-21if_err_ecat111:15:240
3244099119,1cyclictest24884-21ntpq09:40:300
3244099119,1cyclictest20691-21egrep12:25:190
3244099119,1cyclictest15148-21cpuspeed_turbos12:10:220
3244099118,2cyclictest9401-21chrt07:31:070
3244099118,2cyclictest4121-21cat11:40:190
3244099118,2cyclictest32627-21cut08:35:200
3244099118,2cyclictest13247-21uniq09:10:220
3244099116,3cyclictest0-21swapper/009:30:240
3244099112,8cyclictest12856-21diskmemload12:16:080
3244099110,10cyclictest1120-21grep11:30:350
3244199107,2cyclictest18393-21cut10:50:311
3244099108,1cyclictest25573-21cat11:10:280
318852102,5sleep10-21swapper/107:06:001
310242103,3sleep00-21swapper/007:05:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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