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2023-06-05 - 14:58

x86 Intel Atom E640 @1000 MHz, Linux 3.18.11-rt7 (Profile)

Latency plot of system in rack #9, slot #4
Data to construct the above plot have been generated using the RT test utility cyclictest.
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 rack9slot4.osadl.org (updated Mon Jun 05, 2023 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31862991288cyclictest0-21swapper/016:11:570
31465111980sleep0-21swapper/111:31:101
31862991148cyclictest0-21swapper/015:52:060
31862991148cyclictest0-21swapper/015:52:060
31862991139cyclictest0-21swapper/013:56:590
31862991139cyclictest0-21swapper/013:56:590
318629911267cyclictest10095-21latency_hist15:36:350
31862991123cyclictest14698-21crond15:51:350
318629911167cyclictest6950irq/18-mmc015:21:560
31728110972sleep0-21swapper/011:31:270
31862991085cyclictest11238-21kworker/u4:211:46:380
31862991084cyclictest31772-21latency_hist13:16:300
31862991078cyclictest0-21swapper/011:41:530
318629910770cyclictest6950irq/18-mmc012:52:120
31862991069cyclictest0-21swapper/014:12:180
318629910652cyclictest21050irq/18-spi_topc12:46:560
31862991065cyclictest0-21swapper/012:41:290
31862991058cyclictest0-21swapper/014:37:050
318629910565cyclictest6950irq/18-mmc014:06:320
318629910564cyclictest5350irq/18-pch-dma12:31:300
31862991048cyclictest0-21swapper/015:42:060
31862991048cyclictest0-21swapper/012:06:530
31862991038cyclictest0-21swapper/017:01:370
31862991033cyclictest31880-21/usr/sbin/munin11:32:120
31862991033cyclictest11238-21kworker/u4:213:07:460
31862991028cyclictest2360-21latency_hist13:26:310
31862991024cyclictest74-21mmcqd/014:36:330
31862991009cyclictest0-21swapper/016:17:060
31862991008cyclictest0-21swapper/011:52:160
318629910054cyclictest0-21swapper/013:21:310
31862991003cyclictest11238-21kworker/u4:215:27:190
318629910010cyclictest0-21swapper/015:04:080
3186299988cyclictest0-21swapper/015:11:510
31862999878cyclictest0-21swapper/016:37:080
3186299973cyclictest11238-21kworker/u4:214:56:450
31862999710cyclictest0-21swapper/016:51:530
31862999710cyclictest0-21swapper/016:31:420
31862999556cyclictest6950irq/18-mmc011:56:510
31862999517cyclictest0-21swapper/013:04:420
31862999511cyclictest0-21swapper/013:32:080
31862999419cyclictest0-21swapper/014:29:200
3186299938cyclictest0-21swapper/016:27:060
31862999213cyclictest0-21swapper/012:24:160
6950910irq/18-mmc00-21swapper/115:00:461
3186299919cyclictest0-21swapper/013:37:090
31862999170cyclictest0-21swapper/012:16:510
31863999053cyclictest3859-21latency_hist17:01:371
31863999037cyclictest31880-21/usr/sbin/munin11:32:101
3186299908cyclictest0-21swapper/015:56:410
3186299908cyclictest0-21swapper/015:17:060
31862999013cyclictest0-21swapper/014:49:450
3186299889cyclictest0-21swapper/014:44:350
3186299879cyclictest0-21swapper/015:07:100
31863998649cyclictest20616-21/usr/sbin/munin14:22:201
31863998648cyclictest26515-21/usr/sbin/munin16:27:181
31862998610cyclictest0-21swapper/016:47:490
31863998550cyclictest23389-21file12:47:091
31863998549cyclictest23963-21sshd14:36:141
31863998548cyclictest1735-21/usr/sbin/munin13:22:071
31863998449cyclictest284-21snmpd12:31:331
31863998448cyclictest25172-21/usr/sbin/munin12:52:161
31863998447cyclictest2981-21/usr/sbin/munin11:42:001
31863998447cyclictest1556-21kernelversion16:52:101
31863998447cyclictest11073-21/usr/sbin/munin15:37:171
31863998444cyclictest2959-21tune2fs15:12:031
31863998442cyclictest11821-21aten_r9power_po13:56:471
31863998442cyclictest11821-21aten_r9power_po13:56:471
31863998441cyclictest21383-21tune2fs14:26:591
3186299849cyclictest0-21swapper/012:01:590
3186299848cyclictest0-21swapper/016:06:360
3186299848cyclictest0-21swapper/014:16:330
31862998475cyclictest6950irq/18-mmc014:21:560
31862998474cyclictest5350irq/18-pch-dma14:06:540
31863998347cyclictest11055-21/usr/sbin/munin12:07:081
31863998346cyclictest5197-21/usr/sbin/munin11:47:201
31863998345cyclictest9754-21/usr/sbin/munin13:47:241
31863998344cyclictest7370-21/usr/sbin/munin15:27:081
31863998344cyclictest15202-21fschecks_count12:21:561
31863998343cyclictest28814-21basename16:36:551
31863998258cyclictest25673-21/usr/sbin/munin12:56:491
31863998248cyclictest22537-21/usr/sbin/munin16:17:221
31863998247cyclictest27663-21perl14:47:051
31863998246cyclictest30747-21fschecks_time16:42:051
31863998246cyclictest28020-21/usr/sbin/munin16:32:151
31863998245cyclictest24477-21grep16:22:021
31863998244cyclictest1302-21/usr/sbin/munin15:06:571
31863998242cyclictest6434-21/usr/sbin/munin13:37:141
3186299826cyclictest0-21swapper/012:43:170
31863998165cyclictest1463-21perl11:36:581
31863998147cyclictest5877-21/usr/sbin/munin11:51:521
31863998146cyclictest9479-21/usr/sbin/munin12:02:041
31863998146cyclictest29583-21ntp_states14:52:101
31863998146cyclictest13535-21df_inode15:46:591
31863998145cyclictest7385-21diskstats13:42:001
31863998144cyclictest481-21users16:47:251
31863998144cyclictest25024-21/usr/sbin/munin14:37:181
31863998144cyclictest22469-21sed16:16:361
31863998142cyclictest15008-21cstates15:51:561
31863998142cyclictest15008-21cstates15:51:561
31863998141cyclictest20269-21/usr/sbin/munin16:07:131
3186299819cyclictest0-21swapper/016:26:360
3186299819cyclictest0-21swapper/016:07:050
3186299818cyclictest0-21swapper/011:37:030
31862998162cyclictest0-21swapper/013:26:320
31862998145cyclictest0-21swapper/015:36:580
31863998065cyclictest16669-21df_inode12:26:521
31863998046cyclictest535-21users13:17:201
31863998046cyclictest21082-21/usr/sbin/munin12:41:481
31863998045cyclictest4851-21ntp_states15:17:131
31863998045cyclictest18302-21fschecks_count14:17:001
31863998044cyclictest12196-21fschecks_time15:42:061
31863998043cyclictest340-21/usr/sbin/munin15:02:271
31863998043cyclictest16390-21/usr/sbin/munin15:56:551
31863998040cyclictest15991-21vmstat14:07:201
31863998039cyclictest25912-21sh14:41:571
3186299809cyclictest0-21swapper/012:57:160
31862998070cyclictest6950irq/18-mmc016:42:320
31863997954cyclictest19730-21cstates12:36:531
31863997945cyclictest7976-21/usr/sbin/munin11:57:101
31863997945cyclictest18387-21fschecks_time16:02:051
31863997945cyclictest14063-21memory12:17:041
31863997944cyclictest3217-21/usr/sbin/munin13:27:051
31863997944cyclictest16909-21/usr/sbin/munin14:11:591
31863997942cyclictest29351-21/usr/sbin/munin13:07:001
3186299798cyclictest0-21swapper/012:15:230
31863997844cyclictest30905-21awk13:12:011
31863997844cyclictest27215-21/usr/sbin/munin13:01:571
31863997844cyclictest10204-21/usr/sbin/munin13:51:531
31863997842cyclictest5165-21/usr/sbin/munin13:32:221
31863997840cyclictest6797-21chrt15:23:501
3186299789cyclictest0-21swapper/013:51:310
31863997739cyclictest8891-21df15:31:551
3186299778cyclictest0-21swapper/013:43:490
31863997644cyclictest284-21snmpd12:11:301
31863997643cyclictest284-21snmpd14:03:041
3186299749cyclictest0-21swapper/013:51:390
3186299747cyclictest0-21swapper/012:36:160
31862997110cyclictest0-21swapper/014:52:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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