You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-26 - 07:47
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Wed Nov 26, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20598997918,26cyclictest20227-21ssh17:51:531
20598997918,26cyclictest20227-21ssh17:51:531
20598997119,45cyclictest29800-21ssh15:39:451
20598996919,43cyclictest15063-21/usr/sbin/munin14:08:301
20598996821,41cyclictest30574-21/usr/sbin/munin13:23:231
20598996820,42cyclictest11514-21ntp_kernel_err17:38:221
20598996818,43cyclictest23075-21/usr/sbin/munin13:03:381
20598996719,42cyclictest11320-21/usr/sbin/munin13:58:371
20598996717,44cyclictest14533-21uniq17:43:151
20598996621,39cyclictest7781-21grep16:43:321
20598996616,7cyclictest24750-21kworker/1:116:57:021
20598996522,10cyclictest9371-21iostat15:58:221
20598996521,39cyclictest2898-21ssh15:48:241
20598996520,38cyclictest24437-21/usr/sbin/munin14:33:291
20598996520,38cyclictest24437-21/usr/sbin/munin14:33:291
20598996519,40cyclictest560-21NetworkManager13:08:071
20598996518,41cyclictest16933-21/usr/sbin/munin14:13:211
20598996518,13cyclictest26313-21/usr/sbin/munin14:38:301
20598996518,13cyclictest26313-21/usr/sbin/munin14:38:301
20598996516,43cyclictest23269-21wget17:08:151
20598996422,35cyclictest13187-21/usr/sbin/munin14:03:391
20598996420,38cyclictest31514-21ssh17:19:221
20598996420,38cyclictest31514-21ssh17:19:221
20598996420,38cyclictest26829-21/usr/sbin/munin13:13:231
20598996420,37cyclictest19324-21timerwakeupswit15:23:401
20598996417,41cyclictest0-21swapper/116:58:271
20598996412,46cyclictest24750-21kworker/1:115:06:141
20598996321,9cyclictest27204-21missed_timers17:13:231
20598996321,36cyclictest32728-21latency16:33:201
20598996319,38cyclictest9770-21ssh15:09:041
20598996319,38cyclictest31945-21/usr/sbin/munin14:53:301
20598996319,38cyclictest21490-21aten_rbpower_po15:28:151
20598996319,38cyclictest1944-21perl18:13:151
20598996318,39cyclictest24888-21latency17:58:191
20598996318,39cyclictest21598-21ssh16:17:241
20598996317,40cyclictest24727-21/usr/sbin/munin15:33:351
20598996317,40cyclictest24727-21/usr/sbin/munin15:33:351
20598996315,42cyclictest667-21runrttasks16:32:371
20598996315,42cyclictest667-21runrttasks16:32:371
20598996312,44cyclictest20964-21/usr/sbin/munin17:53:291
20598996221,35cyclictest5384-21cut18:18:201
20598996220,9cyclictest26416-21sh16:23:301
20598996220,9cyclictest26416-21sh16:23:301
20598996219,37cyclictest19936-21wget17:03:161
20598996219,37cyclictest1397-21ssh15:46:361
20598996218,38cyclictest16438-21mailstats16:08:301
20598996218,38cyclictest10244-21perl16:48:181
20598996217,40cyclictest14159-21ssh16:05:141
20598996217,39cyclictest29484-21ssh18:04:541
20598996217,38cyclictest3502-21fschecks_time16:38:151
20598996214,42cyclictest15729-21ssh15:18:341
20598996121,34cyclictest7555-21/usr/sbin/munin13:48:331
20598996119,9cyclictest7148-21ssh15:54:101
20598996118,38cyclictest785-21aten_rbpower_en17:23:121
20598996118,38cyclictest785-21aten_rbpower_en17:23:121
20598996118,38cyclictest13190-21ssh15:14:191
20598996118,37cyclictest9600-21ssh18:24:581
20598996118,37cyclictest24632-21ssh16:21:401
20598996117,38cyclictest28703-21/usr/sbin/munin13:18:291
20598996116,39cyclictest0-21swapper/118:09:231
20598996111,44cyclictest5347-21ssh17:28:321
20598996020,34cyclictest28183-21/usr/sbin/munin14:43:161
20598996020,34cyclictest22564-21/usr/sbin/munin14:28:291
20598996020,34cyclictest22564-21/usr/sbin/munin14:28:291
20598996020,34cyclictest20691-21/usr/sbin/munin14:23:411
20598996019,35cyclictest10025-21latency13:53:241
20598996017,36cyclictest7279-21taskset13:47:331
20598996016,38cyclictest10023-21ssh17:36:521
20598996014,40cyclictest667-21runrttasks14:59:301
2061199594,48cyclictest0-21swapper/317:06:513
2061199594,47cyclictest0-21swapper/317:46:313
2061199594,47cyclictest0-21swapper/316:03:433
2060599595,48cyclictest0-21swapper/215:12:142
2060599595,48cyclictest0-21swapper/215:06:042
2060599575,7cyclictest0-21swapper/215:37:432
2060599575,7cyclictest0-21swapper/215:37:432
1870025712,15sleep30-21swapper/312:53:133
2061199565,7cyclictest0-21swapper/316:40:123
2060599554,46cyclictest0-21swapper/215:13:362
2060599554,45cyclictest0-21swapper/217:50:502
2060599554,45cyclictest0-21swapper/217:50:502
20598995517,33cyclictest22659-21sshd13:00:461
20605995441,9cyclictest29-21ksoftirqd/216:18:022
2061199535,41cyclictest0-21swapper/315:46:533
2061199532,44cyclictest19803-21ssh15:24:243
2060599535,42cyclictest0-21swapper/218:03:202
2061199524,42cyclictest0-21swapper/316:08:233
2061199523,44cyclictest0-21swapper/316:43:123
20611995213,7cyclictest23910-21sshd16:19:443
2060599525,40cyclictest0-21swapper/216:37:422
2060599523,44cyclictest0-21swapper/215:53:332
2060599523,43cyclictest0-21swapper/217:08:042
2060599522,44cyclictest4385-21unixbench_multi16:38:302
20605995213,34cyclictest5459-21latency_hist13:43:062
2061199511,43cyclictest37-21ksoftirqd/315:02:443
2061199505,39cyclictest0-21swapper/316:30:243
2061199505,39cyclictest0-21swapper/316:30:243
2061199505,38cyclictest0-21swapper/316:33:313
2061199504,40cyclictest0-21swapper/316:48:303
2061199504,38cyclictest0-21swapper/316:15:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional