You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2023-06-07 - 11:16

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 Wed Jun 07, 2023 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11768112176sleep0-21swapper/113:54:051
12125991158cyclictest0-21swapper/014:24:190
12125991148cyclictest0-21swapper/016:09:230
12125991148cyclictest0-21swapper/015:24:210
12125991148cyclictest0-21swapper/015:24:210
12125991139cyclictest0-21swapper/017:09:550
121259911369cyclictest0-21swapper/015:19:210
12125991128cyclictest0-21swapper/014:24:510
121259911111cyclictest0-21swapper/019:07:590
121259911110cyclictest0-21swapper/015:35:330
12125991105cyclictest29377-21diskstats16:34:460
121259911010cyclictest25333-21ntp_states16:20:040
11714111074sleep0-21swapper/013:54:000
121259910973cyclictest0-21swapper/018:14:550
12125991078cyclictest0-21swapper/017:49:260
12125991078cyclictest0-21swapper/016:59:460
12125991078cyclictest0-21swapper/016:59:460
121259910552cyclictest304-21runrttasks19:00:030
12125991049cyclictest0-21swapper/016:40:050
12125991044cyclictest12291-21kworker/u4:214:18:050
121259910422cyclictest0-21swapper/015:40:520
12125991037cyclictest27040-21sort14:40:040
12125991033cyclictest284-21snmpd18:50:130
12125991028cyclictest0-21swapper/015:44:220
12125991023cyclictest1552-21diskstats16:49:490
12125991018cyclictest0-21swapper/017:04:360
121259910152cyclictest7576-21cpu18:54:480
121259910148cyclictest2682-21latency_hist18:39:270
12125991014cyclictest11798-21kworker/u4:016:01:510
12125991014cyclictest10450-21latency_hist15:34:220
121259910064cyclictest12070-21/usr/sbin/munin19:10:010
121259910060cyclictest6950irq/18-mmc016:44:490
1212599998cyclictest0-21swapper/017:49:410
1212599995cyclictest8498-21sort15:25:080
1212599994cyclictest20852-21timerandwakeup16:05:090
1212599993cyclictest74-21mmcqd/018:00:070
12125999914cyclictest27423-21latency_hist18:14:260
1212599989cyclictest0-21swapper/013:59:540
1212599988cyclictest0-21swapper/017:24:550
12125999873cyclictest0-21swapper/014:50:060
1212599978cyclictest0-21swapper/015:04:120
12125999770cyclictest0-21swapper/015:10:070
1212599977cyclictest74-21mmcqd/017:24:240
1212599973cyclictest15476-21diskstats15:49:470
12125999718cyclictest32172-21/usr/sbin/munin18:29:580
1212599969cyclictest0-21swapper/018:39:580
1212599964cyclictest27832-21diskstats16:29:480
1212599964cyclictest11798-21kworker/u4:016:24:490
12125999558cyclictest12291-21kworker/u4:214:05:040
12125999556cyclictest6950irq/18-mmc014:59:210
12125999555cyclictest0-21swapper/014:44:410
12125999550cyclictest6950irq/18-mmc015:05:020
12125999547cyclictest16588-21latency_hist19:24:280
1212599953cyclictest13779-21cpu19:14:480
12125999511cyclictest0-21swapper/016:55:090
1212599947cyclictest0-21swapper/014:14:190
1212599943cyclictest1-21systemd14:32:010
1212599943cyclictest1-21systemd14:32:010
12125999411cyclictest0-21swapper/017:35:020
1212599938cyclictest0-21swapper/018:20:480
1212599938cyclictest0-21swapper/015:54:230
1212599938cyclictest0-21swapper/015:54:230
12125999162cyclictest6950irq/18-mmc017:30:020
12125999147cyclictest0-21swapper/016:19:230
12125999121cyclictest0-21swapper/014:35:030
12125999049cyclictest0-21swapper/017:14:250
1212599899cyclictest0-21swapper/018:25:090
1212599894cyclictest0-21swapper/018:05:010
1212599887cyclictest0-21swapper/018:48:480
1212599848cyclictest0-21swapper/013:55:050
1212599829cyclictest0-21swapper/017:55:140
1212599749cyclictest0-21swapper/017:40:110
7050730irq/18-mmc10-21swapper/115:58:331
7050730irq/18-mmc10-21swapper/115:58:331
21050730irq/18-spi_topc1212699cyclictest14:50:521
12126996910cyclictest0-21swapper/115:14:531
1212699679cyclictest0-21swapper/116:35:041
1212699659cyclictest0-21swapper/118:45:001
1212699659cyclictest0-21swapper/116:30:021
1212699659cyclictest0-21swapper/114:19:391
1212699649cyclictest0-21swapper/114:04:451
1212699648cyclictest0-21swapper/117:50:041
1212699648cyclictest0-21swapper/117:40:041
1212699648cyclictest0-21swapper/117:09:411
12126996427cyclictest0-21swapper/115:04:521
12126996420cyclictest18760-21tune2fs15:59:501
21050630irq/18-spi_topc0-21swapper/116:21:561
1212699639cyclictest0-21swapper/119:20:021
1212699639cyclictest0-21swapper/114:29:471
1212699639cyclictest0-21swapper/114:29:471
1212699638cyclictest0-21swapper/117:30:031
12126996328cyclictest0-21swapper/117:17:131
1212699629cyclictest0-21swapper/116:59:511
1212699629cyclictest0-21swapper/116:59:511
1212699628cyclictest0-21swapper/118:35:031
1212699628cyclictest0-21swapper/115:19:491
1212699628cyclictest0-21swapper/115:19:491
1212699628cyclictest0-21swapper/114:39:531
1212699627cyclictest0-21swapper/114:14:531
12126996218cyclictest0-21swapper/116:05:081
12126996218cyclictest0-21swapper/115:10:021
12126996213cyclictest0-21swapper/118:30:121
12126996211cyclictest0-21swapper/116:46:471
1212699618cyclictest0-21swapper/118:19:501
1212699618cyclictest0-21swapper/113:54:401
12126996111cyclictest0-21swapper/118:44:101
1212699609cyclictest0-21swapper/118:24:511
12126996020cyclictest9550-21/usr/sbin/munin15:29:461
12126996011cyclictest0-21swapper/115:29:151
1212699598cyclictest0-21swapper/118:14:531
1212699598cyclictest0-21swapper/117:19:531
1212699598cyclictest0-21swapper/116:50:031
1212699598cyclictest0-21swapper/115:50:001
1212699597cyclictest0-21swapper/114:24:561
12126995922cyclictest16815-21/usr/sbin/munin14:09:361
12126995922cyclictest14279-21/usr/sbin/munin15:44:511
12126995919cyclictest9840-21/usr/sbin/munin19:00:101
12126995919cyclictest7436-21munin-node18:54:461
12126995919cyclictest31622-21/usr/sbin/munin14:54:591
12126995919cyclictest30809-21/usr/sbin/munin16:39:431
12126995911cyclictest0-21swapper/117:54:311
1212699589cyclictest0-21swapper/118:04:531
1212699589cyclictest0-21swapper/117:24:551
12126995823cyclictest27838-21df14:44:401
12126995818cyclictest19138-21/usr/sbin/munin17:45:091
12126995811cyclictest0-21swapper/118:52:381
12126995810cyclictest0-21swapper/118:09:531
1212699578cyclictest0-21swapper/117:05:101
1212699578cyclictest0-21swapper/116:55:111
12126995718cyclictest23794-21/usr/sbin/munin18:00:101
12126995711cyclictest0-21swapper/116:16:001
12126995710cyclictest0-21swapper/116:24:571
1212699569cyclictest0-21swapper/119:10:011
1212699569cyclictest0-21swapper/119:04:451
12126995617cyclictest32214-21/usr/sbin/munin14:59:511
12126995617cyclictest22701-21chrt16:12:391
12126995611cyclictest0-21swapper/115:36:301
1212699559cyclictest0-21swapper/119:15:121
1212699559cyclictest0-21swapper/115:39:431
1212699558cyclictest0-21swapper/117:34:541
1212699558cyclictest0-21swapper/114:34:401
12126995510cyclictest0-21swapper/113:59:431
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional