You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-01 - 11:10
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.

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 all highest latencies:
System rack9slot4.osadl.org (updated Mon Dec 01, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18676113874sleep0-21swapper/102:06:251
70501180irq/18-mmc11873599cyclictest07:28:020
18735991128cyclictest0-21swapper/004:06:290
187359911161cyclictest22150irq/18-spi_topc04:31:290
18735991108cyclictest0-21swapper/007:31:580
18735991103cyclictest8637-21latency_hist05:31:320
187359910810cyclictest0-21swapper/007:22:040
187359910757cyclictest0-21swapper/007:08:350
18735991073cyclictest32285-21latency_hist05:16:320
18735991065cyclictest15295-21sh06:37:050
18735991063cyclictest26423-21latency_hist05:06:310
18735991053cyclictest400-21cpuspeed04:21:440
18735991048cyclictest0-21swapper/004:51:300
18735991043cyclictest32474-21latency_hist04:21:290
18735991043cyclictest32474-21latency_hist04:21:290
187359910423cyclictest22935-21sh05:55:280
18735991034cyclictest22212-21/usr/sbin/munin04:01:590
18735991033cyclictest304-21snmpd06:11:330
18735991033cyclictest26597-21latency_hist04:11:290
18735991033cyclictest26597-21latency_hist04:11:290
18458110375sleep0-21swapper/002:06:090
18735991028cyclictest0-21swapper/002:21:460
18735991028cyclictest0-21swapper/002:16:260
18735991027cyclictest0-21swapper/006:46:540
18735991024cyclictest30747-21latency_hist07:06:340
18735991023cyclictest23991ssh07:12:090
18735991023cyclictest11566-21latency_hist05:36:320
187359910217cyclictest0-21swapper/005:46:380
187359910052cyclictest6950irq/18-mmc006:11:330
18735991005cyclictest17459-21latency_hist05:46:320
18735991003cyclictest8810-21latency_hist04:36:300
187359910016cyclictest0-21swapper/003:56:590
1873599998cyclictest0-21swapper/003:46:490
1873599993cyclictest11236-21date03:26:280
1873599989cyclictest0-21swapper/003:20:400
1873599988cyclictest0-21swapper/005:11:310
18735999874cyclictest0-21swapper/003:42:030
18735999819cyclictest12992-21sshd03:31:430
1873599978cyclictest0-21swapper/003:11:520
1873599977cyclictest0-21swapper/003:26:430
18735999753cyclictest7050irq/18-mmc103:41:280
1873599974cyclictest22699-21/usr/sbin/munin02:16:560
1873599973cyclictest13435-21ssh06:34:050
18735999672cyclictest0-21swapper/006:57:030
18735999660cyclictest0-21swapper/005:21:360
1873599963cyclictest23785-21fschecks_time06:51:570
18735999556cyclictest18174-21sed06:42:030
1873599954cyclictest26741-21aten2.4-expect02:31:390
1873599953cyclictest1915-21latency_hist02:56:280
1873599949cyclictest0-21swapper/006:21:530
1873599948cyclictest0-21swapper/006:01:540
18735999416cyclictest0-21swapper/002:52:060
18735999411cyclictest0-21swapper/004:57:420
1873599939cyclictest0-21swapper/002:08:390
1873599937cyclictest0-21swapper/002:46:480
1873599928cyclictest0-21swapper/003:06:270
18735999257cyclictest22150irq/18-spi_topc05:18:210
1873599923cyclictest74-21mmcqd/005:37:040
1873599923cyclictest7050irq/18-mmc102:26:310
1873599918cyclictest0-21swapper/005:56:480
1873599913cyclictest74-21mmcqd/006:26:580
18735999042cyclictest0-21swapper/004:37:020
18735998946cyclictest7050irq/18-mmc107:16:440
18735998915cyclictest0-21swapper/003:51:580
18735998911cyclictest0-21swapper/004:52:560
18735998910cyclictest0-21swapper/002:45:400
18735998843cyclictest0-21swapper/004:46:150
18735998742cyclictest6950irq/18-mmc006:17:130
1873599838cyclictest0-21swapper/002:36:390
1873599823cyclictest74-21mmcqd/003:11:270
7050720irq/18-mmc11874899cyclictest02:25:131
22150660irq/18-spi_topc1874899cyclictest07:16:391
22150650irq/18-spi_topc1874899cyclictest07:29:141
6950640irq/18-mmc0493-21ssh07:09:261
33950640irq/43-eth03465-21ssh06:17:011
33950640irq/43-eth028928-21crond07:01:341
1874899649cyclictest0-21swapper/106:36:511
33950630irq/43-eth015421-21irqstats05:42:011
1874899637cyclictest0-21swapper/105:39:221
18748996211cyclictest0-21swapper/104:46:521
33950610irq/43-eth030320-21ntp_states06:07:101
33950610irq/43-eth00-21swapper/104:51:451
1874899619cyclictest0-21swapper/103:41:521
1699610watchdog/1326-21runrttasks06:45:491
33950600irq/43-eth06584-21ntpq06:22:071
33950600irq/43-eth030684-21timerandwakeup05:12:141
33950600irq/43-eth02165-21ssh05:19:461
22150600irq/18-spi_topc1874899cyclictest02:09:391
18748996010cyclictest0-21swapper/106:48:551
1699600watchdog/1480-21systemd-journal03:11:351
33950590irq/43-eth0304-21snmpd05:53:291
33950590irq/43-eth029642-21ssh04:16:301
33950590irq/43-eth029642-21ssh04:16:301
33950590irq/43-eth029093-21ssh05:10:451
22150590irq/18-spi_topc1874899cyclictest04:09:251
22150590irq/18-spi_topc1874899cyclictest02:21:261
1874899599cyclictest0-21swapper/103:57:061
18748995910cyclictest0-21swapper/106:31:461
1799590migration/17156-21unixbench_singl05:27:161
1799590migration/132062-21missed_timers02:46:581
1799590migration/122630-21fschecks_time04:01:521
1799590migration/119898-21sh05:50:101
1799590migration/115084-21runrttasks07:34:111
1699590watchdog/1326-21runrttasks02:38:581
1699590watchdog/112974-21ssh04:42:091
33950580irq/43-eth03955-21ssh04:27:011
33950580irq/43-eth029305-21ssh07:02:211
33950580irq/43-eth00-21swapper/104:37:331
33950580irq/43-eth00-21swapper/104:24:191
1874899589cyclictest0-21swapper/106:01:551
1874899589cyclictest0-21swapper/105:32:041
1874899587cyclictest0-21swapper/105:03:091
1874899586cyclictest0-21swapper/106:28:101
18748995823cyclictest0-21swapper/107:26:071
1799580migration/125552-21fschecks_time02:26:491
33950570irq/43-eth032572-21df_inode06:11:511
33950570irq/43-eth029223-21ssh04:15:351
33950570irq/43-eth029223-21ssh04:15:351
33950570irq/43-eth022019-21ssh04:57:151
33950570irq/43-eth01350-21ssh07:11:371
1874899579cyclictest0-21swapper/103:31:551
1874899579cyclictest0-21swapper/103:06:491
1874899578cyclictest0-21swapper/103:05:261
1699570watchdog/16369-21diskstats04:31:491
33950560irq/43-eth03518-21perl05:21:571
1874899569cyclictest0-21swapper/105:57:501
1874899569cyclictest0-21swapper/103:46:431
1874899569cyclictest0-21swapper/102:56:531
1874899568cyclictest0-21swapper/103:36:521
1874899568cyclictest0-21swapper/103:21:531
1874899568cyclictest0-21swapper/102:51:401
33950550irq/43-eth027439-21file02:31:581
1874899559cyclictest0-21swapper/103:52:101
1874899559cyclictest0-21swapper/103:26:531
1874899548cyclictest0-21swapper/106:52:041
1874899547cyclictest0-21swapper/103:16:391
1874899538cyclictest0-21swapper/102:11:431
1874899536cyclictest0-21swapper/102:41:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional