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2023-06-06 - 04:43

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 highest latencies:
System rack9slot4.osadl.org (updated Tue Jun 06, 2023 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24372991189cyclictest0-21swapper/022:30:190
23971111679sleep0-21swapper/120:19:261
69501150irq/18-mmc0278-21avahi-daemon20:19:170
24372991149cyclictest0-21swapper/023:55:220
24372991135cyclictest10409-21latency_hist23:04:490
24372991109cyclictest0-21swapper/000:55:340
24372991104cyclictest23630-21ntp_states01:30:310
24372991103cyclictest27343-21latency_hist22:14:470
24372991103cyclictest27343-21latency_hist22:14:470
24372991093cyclictest29610-21cat20:35:140
24372991093cyclictest27404-21latency_hist20:29:440
24372991089cyclictest0-21swapper/023:15:300
24372991084cyclictest10436-21cut00:50:070
24372991078cyclictest0-21swapper/021:35:400
24372991068cyclictest0-21swapper/021:19:570
24372991064cyclictest1162-21/usr/sbin/munin00:20:210
24372991057cyclictest0-21swapper/001:45:130
243729910560cyclictest6950irq/18-mmc000:39:520
24372991048cyclictest0-21swapper/001:04:520
24372991044cyclictest29737-21missed_timers00:05:250
24372991029cyclictest0-21swapper/021:59:460
24372991023cyclictest8785-21latency_hist22:59:490
24372991014cyclictest1923-21memory22:35:230
2437299998cyclictest0-21swapper/021:49:470
24372999815cyclictest2619-21latency_hist20:54:440
2437299979cyclictest0-21swapper/022:00:050
24372999748cyclictest4521-21diskstats00:30:160
24372999613cyclictest6865-21grep22:50:320
2437299959cyclictest18127-21latency_hist23:29:490
2437299958cyclictest0-21swapper/022:24:480
24372999560cyclictest6950irq/18-mmc020:59:450
24372999556cyclictest0-21swapper/021:15:200
2437299954cyclictest304-21runrttasks20:20:030
2437299944cyclictest1079-21latency_hist20:49:450
2437299938cyclictest0-21swapper/020:44:450
24372999353cyclictest74-21mmcqd/000:04:510
2437299935cyclictest15032-21latency_hist21:34:460
2437299934cyclictest16563-21latency_hist01:09:520
2437299927cyclictest12263-21diskstats23:10:180
24372999255cyclictest74-21mmcqd/022:44:480
24372999250cyclictest74-21mmcqd/001:19:520
2437299923cyclictest7947-21if_err_eth021:10:120
2437299919cyclictest0-21swapper/000:40:150
2437299918cyclictest0-21swapper/000:10:110
24372999150cyclictest22685-21latency_hist23:44:490
2437299908cyclictest0-21swapper/023:45:210
24373998924cyclictest22465-21sshd23:41:301
2437299897cyclictest74-21mmcqd/001:25:370
24372998945cyclictest74-21mmcqd/020:49:450
2437299894cyclictest91381sleep00:45:120
2437299889cyclictest0-21swapper/001:24:520
24372998824cyclictest13429-21crond21:29:450
2437299879cyclictest21157-21latency_hist21:54:470
24372998752cyclictest0-21swapper/021:00:030
2437299875cyclictest10331-21latency_hist23:04:480
2437299874cyclictest74-21mmcqd/000:19:500
2437299873cyclictest31978-21latency_hist22:29:480
2437299868cyclictest28526-21unixbench_multi22:15:270
2437299868cyclictest0-21swapper/023:50:340
2437299868cyclictest0-21swapper/021:05:200
2437299868cyclictest0-21swapper/001:39:530
2437299866cyclictest74-21mmcqd/020:29:460
24373998526cyclictest7102-21sshd21:07:271
2437299849cyclictest15341-21df_inode23:20:120
2437299843cyclictest3897-21runrttasks00:26:210
2437299843cyclictest3897-21runrttasks00:26:210
24373998330cyclictest501-21ntpq20:45:251
24373998330cyclictest501-21ntpq20:45:251
2437299838cyclictest74-21mmcqd/022:49:480
24372998341cyclictest16875-21diskstats01:10:180
2437299833cyclictest19820-21aten_r9power_vo23:35:090
2437299833cyclictest19820-21aten_r9power_vo23:35:090
2437299833cyclictest16818-21cpuspeed21:40:020
2437399828cyclictest0-21swapper/101:15:111
2437399827cyclictest0-21swapper/121:55:451
2437399827cyclictest0-21swapper/120:38:261
24373998225cyclictest20777-21tail23:35:371
24373998225cyclictest20777-21tail23:35:371
24373998222cyclictest12821-21ntpq00:55:291
2437399817cyclictest0-21swapper/122:20:141
2437399809cyclictest0-21swapper/122:08:241
2437399808cyclictest0-21swapper/120:55:251
2437399807cyclictest0-21swapper/120:40:021
24373998011cyclictest0-21swapper/123:00:061
2437299808cyclictest0-21swapper/001:40:390
2437299804cyclictest19165-21sort23:30:320
2437399799cyclictest0-21swapper/122:15:081
2437399797cyclictest0-21swapper/121:35:411
2437399797cyclictest0-21swapper/120:49:451
2437399797cyclictest0-21swapper/100:10:371
2437399794cyclictest7218-21latency_hist00:39:521
24373997926cyclictest12386-21fschecks_time23:10:221
24372997911cyclictest0-21swapper/022:05:060
2437399789cyclictest0-21swapper/123:52:041
2437399787cyclictest0-21swapper/121:40:021
2437399787cyclictest0-21swapper/121:15:261
2437399787cyclictest0-21swapper/100:20:241
2437399787cyclictest0-21swapper/100:18:401
24373997826cyclictest25329-21/usr/sbin/munin20:20:211
24373997823cyclictest290-21dbus-daemon23:45:311
2437399779cyclictest0-21swapper/101:05:101
2437399778cyclictest0-21swapper/122:35:301
2437399777cyclictest0-21swapper/122:10:001
2437399777cyclictest0-21swapper/122:10:001
2437399777cyclictest0-21swapper/121:45:171
2437399777cyclictest0-21swapper/121:00:101
2437399777cyclictest0-21swapper/101:44:531
2437399774cyclictest5367-21grep00:30:371
2437399774cyclictest31186-21/usr/sbin/munin22:25:161
2437399774cyclictest26168-21/usr/sbin/munin23:55:091
2437399773cyclictest17504-21/usr/sbin/munin23:25:291
2437399773cyclictest13550-21cut01:00:081
2437399773cyclictest11333-21/usr/sbin/munin21:20:211
2437399772cyclictest5876-21aten_r9power_po22:50:051
24373997719cyclictest0-21swapper/101:25:171
24373997717cyclictest0-21swapper/120:34:001
2437399768cyclictest0-21swapper/123:30:171
2437399768cyclictest0-21swapper/101:30:231
2437399767cyclictest0-21swapper/122:30:321
2437399767cyclictest0-21swapper/100:00:081
2437399765cyclictest7534-21/usr/sbin/munin22:55:081
2437399763cyclictest12156-21/usr/sbin/munin21:24:591
24373997625cyclictest234141sleep22:00:121
2437399762cyclictest14368-21/usr/sbin/munin23:15:291
2437399758cyclictest0-21swapper/121:50:101
2437399757cyclictest0-21swapper/123:05:211
2437399757cyclictest0-21swapper/101:13:471
2437399757cyclictest0-21swapper/100:05:171
2437399753cyclictest8253-21/usr/sbin/munin21:10:231
2437399753cyclictest3452-21missed_timers00:25:261
2437399753cyclictest3452-21missed_timers00:25:261
2437399753cyclictest11131-21/usr/sbin/munin00:50:241
24373997525cyclictest14979-21sh21:34:461
24373997524cyclictest4565-21fschecks_count22:45:121
2437399748cyclictest0-21swapper/120:25:001
2437399747cyclictest0-21swapper/101:40:131
2437399738cyclictest0-21swapper/101:35:231
2437399737cyclictest0-21swapper/122:40:101
2437399737cyclictest0-21swapper/101:20:351
2437399728cyclictest0-21swapper/123:20:161
2437399727cyclictest0-21swapper/100:40:111
24373997228cyclictest96021sleep00:45:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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