You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-09-18 - 14:49
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 792 highest latencies:
System rackdslot0.osadl.org (updated Thu Sep 18, 2025 00:46:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4426992515,1cyclictest0-21swapper/219:33:402
442499257,17cyclictest454-21plymouthd21:08:530
442699220,18cyclictest0-21swapper/220:33:342
4426992114,3cyclictest0-21swapper/220:49:202
4426992012,7cyclictest4538-21H212:26:332
442599200,18cyclictest4523-21H212:26:331
4424992010,5cyclictest20915-21nfsd421:35:200
442699192,16cyclictest29532-21needreboot20:50:212
4426991915,3cyclictest4581-21H212:26:332
442699190,18cyclictest823-21systemd-network22:05:022
442699190,17cyclictest4536-21H212:26:332
442699190,17cyclictest0-21swapper/222:35:192
442699190,16cyclictest4534-21H212:26:332
4425991916,2cyclictest4593-21H212:26:331
442599190,16cyclictest4581-21H212:26:331
442599190,16cyclictest4536-21H212:26:331
442499193,1cyclictest7698-21cat21:10:180
442499192,11cyclictest2355-21perf00:00:000
442499190,2cyclictest4536-21H212:26:330
442499190,16cyclictest4534-21H212:26:330
4426991815,2cyclictest4581-21H212:26:332
4426991815,2cyclictest4532-21H212:26:332
4426991814,3cyclictest4528-21H212:26:332
442699180,3cyclictest8837-21sed00:09:012
442699180,3cyclictest8837-21sed00:09:002
442699180,3cyclictest4534-21H212:26:332
442699180,2cyclictest4581-21H212:26:332
442699180,2cyclictest4536-21H212:26:332
442699180,17cyclictest5307-21grep23:05:162
442699180,17cyclictest4534-21H212:26:332
442699180,17cyclictest4532-21H212:26:332
442699180,16cyclictest4534-21H212:26:332
442699180,15cyclictest4534-21H212:26:332
442699180,15cyclictest4530-21H212:26:332
442599182,15cyclictest21-21ksoftirqd/123:46:491
4425991817,1cyclictest21-21ksoftirqd/120:54:291
4425991816,1cyclictest21-21ksoftirqd/123:57:481
4425991815,2cyclictest921-21in:imklog00:13:311
442599180,2cyclictest4538-21H212:26:331
442599180,2cyclictest4530-21H212:26:331
442599180,17cyclictest4538-21H212:26:331
442599180,17cyclictest4526-21H212:26:331
442499182,1cyclictest9-21ksoftirqd/023:15:190
442499182,15cyclictest0-21swapper/022:01:160
4424991816,1cyclictest0-21swapper/022:10:550
4424991816,1cyclictest0-21swapper/021:43:490
4424991816,1cyclictest0-21swapper/021:25:210
4424991815,2cyclictest4538-21H212:26:330
4424991815,1cyclictest0-21swapper/022:45:010
4424991814,3cyclictest4593-21H212:26:330
4424991814,3cyclictest4523-21H212:26:330
442499180,2cyclictest5618-21anvil20:08:000
442499180,2cyclictest4532-21H212:26:330
442699172,1cyclictest0-21swapper/221:00:162
4426991714,2cyclictest4538-21H212:26:332
4426991714,2cyclictest4532-21H212:26:332
4426991714,2cyclictest4523-21H212:26:332
4426991714,2cyclictest30988-21ntpq23:50:202
4426991714,2cyclictest18066-21tr21:30:212
4426991714,2cyclictest11060-21sendmail-msp21:20:012
4426991712,4cyclictest414-20systemd-journal21:28:012
442699171,1cyclictest0-21swapper/222:51:352
442699170,2cyclictest7058-21sed21:10:152
442699170,2cyclictest4538-21H212:26:332
442699170,2cyclictest4536-21H212:26:332
442699170,2cyclictest4317-21kernelversion20:05:182
442699170,2cyclictest24082-21fschecks_count00:35:142
442699170,2cyclictest12767-21kernelversion20:20:172
442699170,1cyclictest4532-21H212:26:332
442699170,1cyclictest0-21swapper/221:36:402
442699170,16cyclictest8654-21cron20:15:002
442699170,16cyclictest4534-21H212:26:332
442699170,16cyclictest4532-21H212:26:332
442699170,16cyclictest4528-21H212:26:332
442699170,16cyclictest4526-21H212:26:332
442699170,16cyclictest24876-21idleruntime23:40:182
442699170,16cyclictest24876-21idleruntime23:40:172
442699170,16cyclictest21653-21switchtime20:35:222
442699170,16cyclictest16383-21fschecks_count23:25:152
442699170,16cyclictest14552-21/usr/sbin/munin20:25:202
442699170,16cyclictest11718-21cat21:20:132
442699170,16cyclictest1059-21cups-browsed23:01:422
442599172,15cyclictest4532-21H212:26:331
4425991715,1cyclictest4530-21H212:26:331
4425991715,1cyclictest4528-21H212:26:331
4425991714,2cyclictest5843-21latency_hist21:10:011
4425991714,2cyclictest4532-21H212:26:331
4425991714,2cyclictest29133-21timerwakeupswit19:50:241
4425991714,2cyclictest24378-21tr23:40:151
4425991714,2cyclictest24378-21tr23:40:151
4425991714,2cyclictest22519-21idleruntime19:40:161
4425991714,2cyclictest14595-21pzem_voltage23:20:211
4425991714,2cyclictest1402-21lxd20:40:561
4425991714,2cyclictest1299-21lxd21:02:561
442599171,1cyclictest9791-21fw_packets20:15:161
442599171,1cyclictest0-21swapper/122:21:431
442599171,15cyclictest4530-21H212:26:331
442599170,2cyclictest8707-21apache_volume21:15:131
442599170,2cyclictest7375-21ntpq21:10:161
442599170,2cyclictest4523-21H212:26:331
442599170,2cyclictest4523-21H212:26:331
442599170,2cyclictest31676-21sed19:55:211
442599170,2cyclictest16163-21sendmail_mailtr20:25:211
442599170,1cyclictest4530-21H212:26:331
442599170,16cyclictest6464-21tr20:10:141
442599170,16cyclictest5905-21taskset20:09:431
442599170,16cyclictest5491-21if_enp1s023:05:171
442599170,16cyclictest4581-21H212:26:331
442599170,16cyclictest4534-21H212:26:331
442599170,16cyclictest4526-21H212:26:331
442599170,16cyclictest4523-21H212:26:331
442599170,16cyclictest30005-21snapd22:26:491
442599170,16cyclictest26111-21expr20:45:141
442599170,16cyclictest16117-21/usr/sbin/munin19:30:131
442599170,16cyclictest1404-21lxd19:18:561
442599170,16cyclictest13509-21sort19:25:121
4424991716,0cyclictest0-21swapper/019:44:180
4424991715,1cyclictest23763-21cat20:40:160
4424991715,1cyclictest0-21swapper/023:50:220
4424991715,1cyclictest0-21swapper/019:15:160
4424991714,2cyclictest4536-21H212:26:330
4424991714,2cyclictest4532-21H212:26:330
4424991714,2cyclictest4530-21H212:26:330
4424991714,2cyclictest4528-21H212:26:330
4424991714,2cyclictest4523-21H212:26:330
4424991714,2cyclictest25785-21expr19:45:190
4424991714,2cyclictest13411-21apache_processe19:25:090
4424991714,2cyclictest12178-21which21:20:150
4424991712,2cyclictest4538-21H212:26:330
442499171,15cyclictest0-21swapper/021:17:190
442499170,2cyclictest4593-21H212:26:330
442499170,2cyclictest4523-21H212:26:330
442499170,2cyclictest4523-21H212:26:330
442499170,2cyclictest26862-21nfsd420:45:190
442499170,2cyclictest23095-21sed23:35:230
442499170,2cyclictest2204-21df23:00:170
442499170,16cyclictest9492-21expr20:15:150
442499170,16cyclictest5312-21sed00:00:210
442499170,16cyclictest4532-21H212:26:330
442499170,16cyclictest4530-21H212:26:330
442499170,16cyclictest4526-21H212:26:330
442499170,16cyclictest4523-21H212:26:330
442499170,16cyclictest30481-21cat21:55:180
442499170,16cyclictest28672-21fschecks_time22:50:150
442499170,16cyclictest25379-21nfsd423:40:190
442499170,16cyclictest25379-21nfsd423:40:190
442499170,16cyclictest20317-21proc_pri19:35:200
442499170,16cyclictest19123-21pzem_power00:25:200
442499170,16cyclictest16591-21timerandwakeup00:20:230
442499170,16cyclictest16344-21anvil21:31:270
442499170,16cyclictest1475-21smtp20:59:370
442499170,16cyclictest12895-21memory20:20:180
442499170,16cyclictest0-21swapper/022:32:320
4426991614,1cyclictest0-21swapper/220:55:032
4426991614,1cyclictest0-21swapper/219:50:162
4426991614,1cyclictest0-21swapper/200:20:192
4426991613,2cyclictest30596-21fschecks_count19:55:142
442699161,1cyclictest0-21swapper/220:00:132
442699160,2cyclictest32654-21expr23:55:152
442699160,1cyclictest0-21swapper/222:15:112
442699160,1cyclictest0-21swapper/219:35:122
442699160,1cyclictest0-21swapper/219:20:092
442699160,1cyclictest0-21swapper/219:20:082
442699160,15cyclictest8077-21cpuspeed_turbos19:15:162
442699160,15cyclictest3441-21gsd-color21:05:092
442699160,15cyclictest14822-21nvmesmart_nvme019:25:172
442699160,15cyclictest0-21swapper/220:40:172
442699160,15cyclictest0-21swapper/219:45:062
442699160,15cyclictest0-21swapper/219:40:132
4425991614,1cyclictest0-21swapper/122:40:041
4425991614,1cyclictest0-21swapper/122:15:131
4425991614,1cyclictest0-21swapper/121:45:161
4425991614,1cyclictest0-21swapper/120:55:121
4425991614,1cyclictest0-21swapper/120:30:161
4425991614,1cyclictest0-21swapper/119:45:171
4425991614,1cyclictest0-21swapper/119:10:161
4425991614,1cyclictest0-21swapper/100:35:131
4425991613,2cyclictest8907-21nfsd423:10:201
4425991613,2cyclictest10658-21/usr/sbin/munin19:20:151
4425991613,2cyclictest10658-21/usr/sbin/munin19:20:151
4425991612,3cyclictest4534-21H212:26:331
4425991612,3cyclictest4534-21H212:26:331
442599160,2cyclictest14171-21find21:25:121
442599160,2cyclictest0-21swapper/123:50:031
442599160,1cyclictest0-21swapper/121:35:201
442599160,15cyclictest15056-21cpuspeed_turbos00:20:141
442599160,15cyclictest0-21swapper/121:20:131
442599160,15cyclictest0-21swapper/120:20:141
442599160,15cyclictest0-21swapper/120:00:131
4424991615,0cyclictest0-21swapper/020:00:120
4424991614,1cyclictest0-21swapper/022:55:150
4424991614,1cyclictest0-21swapper/020:25:220
4424991614,1cyclictest0-21swapper/020:12:110
4424991614,1cyclictest0-21swapper/019:54:530
442499161,1cyclictest192912sleep020:31:050
442499160,1cyclictest0-21swapper/021:00:150
442499160,1cyclictest0-21swapper/019:55:140
442499160,1cyclictest0-21swapper/019:20:230
442499160,1cyclictest0-21swapper/019:20:220
442499160,15cyclictest28788-21ls20:50:170
442499160,15cyclictest17537-21ntpq19:30:210
4425991513,1cyclictest0-21swapper/121:30:211
4425991513,1cyclictest0-21swapper/120:35:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional