You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-28 - 12:47
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 the 376 highest latencies:
System rack9slot4.osadl.org (updated Fri Nov 28, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16911114074sleep0-21swapper/120:52:391
17051112961sleep0-21swapper/020:52:490
171649912144cyclictest7427-21latency_hist23:22:570
171649912144cyclictest7427-21latency_hist23:22:570
171649912143cyclictest4759-21latency_hist01:08:000
171649912141cyclictest304-21snmpd22:30:520
171649911741cyclictest18994-21latency_hist22:42:560
171649911741cyclictest18994-21latency_hist22:42:560
171649911738cyclictest6498-21latency_hist22:02:550
171649911642cyclictest10750-21/usr/sbin/munin00:23:240
171649911640cyclictest19527-21aten_r9power_en23:43:090
171649911146cyclictest7932-21sort02:08:020
171649911138cyclictest4958-21latency_hist02:03:020
171649911039cyclictest1853-21latency_hist21:47:540
171649910940cyclictest7725-21latency_hist01:13:000
171649910935cyclictest19588-21latency_hist01:33:010
171649910843cyclictest31039-21rm23:07:570
171649910840cyclictest7610-21latency_hist00:17:590
171649910838cyclictest8059-21sh00:18:150
171649910838cyclictest15140-21timerandwakeup02:18:420
171649910836cyclictest4544-21latency_hist23:17:580
171649910740cyclictest31331-21aten_r9power_en21:38:050
171649910737cyclictest16892-21processes22:33:320
171649910541cyclictest26689-21runrttasks01:43:410
171649910438cyclictest19298-21ssh23:42:570
171649910339cyclictest12938-21sh22:23:070
171649910337cyclictest74-21mmcqd/001:38:250
171649910335cyclictest24947-21latency_hist21:17:530
221501020irq/18-spi_topc1717699cyclictest21:01:341
171649910240cyclictest11706-21timerandwakeup23:28:380
171649910236cyclictest10689-21latency_hist01:18:000
171649910133cyclictest3461-21latency_hist21:52:540
171649910037cyclictest21074-21ssh00:39:060
171649910031cyclictest20578-21latency_hist22:47:560
17164999940cyclictest1872-21sed01:03:000
17164999926cyclictest30613-21open_inodes21:33:300
17164999740cyclictest1941-21/usr/sbin/munin21:48:190
17164999732cyclictest845-21ssh23:11:020
17164999643cyclictest9997-21ssh23:26:480
17164999629cyclictest28657-21cut01:48:110
17164999545cyclictest24719-21ssh00:46:050
17164999535cyclictest74-21mmcqd/002:13:370
17164999530cyclictest326-21runrttasks01:26:050
17164999530cyclictest23402-21ls22:53:370
1716499947cyclictest0-21swapper/022:48:120
17164999446cyclictest26696-21cat00:48:410
17164999444cyclictest25230-21/usr/sbin/munin22:58:350
17164999429cyclictest32165-21dmesg01:53:260
17164999245cyclictest15761-21ssh23:36:190
17164999145cyclictest32144-21wc00:03:280
17164999144cyclictest326-21runrttasks01:37:340
17164999025cyclictest10854-21latency_hist02:13:020
17164998933cyclictest7936-21chrt22:06:050
17164998923cyclictest74-21mmcqd/000:58:000
1716499889cyclictest0-21swapper/022:18:110
17164998846cyclictest23649-21sed23:48:410
17164998825cyclictest13034-21rm01:21:150
17164998747cyclictest2508-21if_err_eth000:08:250
17164998743cyclictest28904-21perl23:58:210
17164998644cyclictest13940-21cstates00:28:150
17164998642cyclictest21119-21expr21:03:230
17164998642cyclictest16972-21df_inode00:33:170
17176998529cyclictest6246-21sshd23:19:331
17176998529cyclictest6246-21sshd23:19:331
17176998529cyclictest480-21systemd-journal00:38:351
17176998518cyclictest26563-21timerandwakeup23:53:391
17164998543cyclictest26175-21kernelversion23:53:270
1717699849cyclictest0-21swapper/100:51:351
1717699848cyclictest0-21swapper/100:21:251
17164998443cyclictest22438-21fschecks_time21:08:150
17164998443cyclictest22438-21fschecks_time21:08:150
1717699839cyclictest0-21swapper/102:19:371
17176998326cyclictest17773-21ntpq01:28:381
17176998324cyclictest31849-21cstates01:53:171
17164998367cyclictest28159-21/usr/sbin/munin21:28:250
17164998336cyclictest26654-21aten_r9power_en21:23:050
1717699829cyclictest0-21swapper/101:22:171
1717699829cyclictest0-21swapper/101:03:351
17176998229cyclictest29242-21sh01:48:251
17176998216cyclictest32445-21ssh00:58:371
17164998229cyclictest26112-21unixbench_multi21:18:310
1717699819cyclictest0-21swapper/121:18:081
1717699818cyclictest0-21swapper/102:03:021
1717699817cyclictest0-21swapper/123:28:441
17176998130cyclictest26102-21wc22:58:271
1717699813cyclictest23732-21ssh23:48:431
1717699813cyclictest17878-21/usr/sbin/munin22:38:151
1717699813cyclictest17878-21/usr/sbin/munin22:38:151
17176998114cyclictest0-21swapper/101:43:361
17176998110cyclictest17350-21runrttasks22:37:041
1716499818cyclictest0-21swapper/022:12:110
1717699809cyclictest0-21swapper/121:43:221
1717699809cyclictest0-21swapper/120:52:531
1717699809cyclictest0-21swapper/100:33:431
1717699808cyclictest0-21swapper/122:18:081
1717699808cyclictest0-21swapper/101:37:121
1717699803cyclictest74-21mmcqd/022:03:191
1717699803cyclictest4768-21sh02:02:341
1717699803cyclictest2789-21/usr/sbin/munin00:08:321
1717699803cyclictest22744-21/usr/sbin/munin00:43:131
17176998028cyclictest11494-21dmesg02:13:341
17176998022cyclictest33950irq/43-eth001:38:221
17176998010cyclictest0-21swapper/123:13:371
1716499808cyclictest0-21swapper/021:01:340
17164998043cyclictest17918-21irqstats20:53:180
1717699799cyclictest0-21swapper/123:35:211
1717699799cyclictest0-21swapper/100:04:011
1717699798cyclictest0-21swapper/121:38:171
1717699793cyclictest8719-21/usr/sbin/munin02:08:311
1717699793cyclictest6087-21/usr/sbin/munin01:08:421
17176997925cyclictest5238-21cut00:13:201
17176997921cyclictest30109-21fschecks_count21:33:161
17176997921cyclictest14805-21sh01:23:371
17176997910cyclictest0-21swapper/122:43:211
17164997944cyclictest9819-21aten_r9power_po22:13:080
1717699789cyclictest0-21swapper/121:13:271
1717699783cyclictest21929-21munin-node21:08:041
1717699783cyclictest21929-21munin-node21:08:041
1717699783cyclictest2136-21cpuspeed21:48:091
17176997822cyclictest29264-21unixbench_singl21:28:291
17176997810cyclictest31309-21telnet23:08:131
1717699779cyclictest0-21swapper/121:56:061
1717699779cyclictest0-21swapper/100:53:341
1717699778cyclictest0-21swapper/122:28:071
1717699774cyclictest22579-21ssh22:53:151
1717699774cyclictest14246-21fschecks_time00:28:231
1717699774cyclictest10262-21fschecks_time22:13:181
1717699773cyclictest8570-21sh23:23:321
1717699773cyclictest13017-21/usr/sbin/munin22:23:081
17176997726cyclictest0-21swapper/121:23:151
17176997719cyclictest84241sleep01:13:231
17176997718cyclictest29364-21open_files23:58:351
17176997714cyclictest0-21swapper/123:03:101
17176997710cyclictest0-21swapper/123:43:271
1717699768cyclictest0-21swapper/123:39:321
1717699768cyclictest0-21swapper/121:03:101
1717699766cyclictest5266-21/usr/sbin/munin21:58:081
17176997631cyclictest9309-21grep22:08:331
17176997617cyclictest10864-21aten_r9power_vo00:23:121
17176997512cyclictest0-21swapper/122:48:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional