You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-23 - 16:51
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 highest latencies:
System rackdslot0.osadl.org (updated Sun Nov 23, 2025 12:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2958799263,5cyclictest0-21swapper/111:33:271
29587992416,7cyclictest0-21swapper/111:27:431
2959299230,5cyclictest0-21swapper/210:48:032
2959299230,3cyclictest0-21swapper/207:49:192
2958799225,2cyclictest26414-21mailstats08:55:271
2958799225,2cyclictest17889-21wc07:45:151
2958799225,16cyclictest32062-21sed09:05:231
2958799225,16cyclictest13593-21awk07:35:211
2958799224,17cyclictest19727-21expr12:35:141
2958799222,19cyclictest0-21swapper/110:55:211
29587992219,2cyclictest28678-21munin-plugin-st11:55:001
29587992219,2cyclictest24527-21grep07:55:221
29587992219,2cyclictest20841-21sed11:40:001
29587992218,3cyclictest3191-21missed_timers10:10:201
2958799214,2cyclictest22415-21expr08:50:141
2958799214,2cyclictest17174-21sed10:35:161
2958799214,16cyclictest8690-21taskset07:29:031
2958799214,16cyclictest7073-21/usr/sbin/munin11:15:121
2958799213,3cyclictest0-21swapper/108:00:171
2958799213,17cyclictest12400-21smartctl12:20:201
2958799213,16cyclictest14882-21cpu09:35:131
2958799212,4cyclictest0-21swapper/109:26:441
29587992118,2cyclictest4524-21grep11:10:151
29587992118,2cyclictest10470-21netstat07:30:181
29587992118,2cyclictest0-21swapper/108:25:151
29587992118,2cyclictest0-21swapper/107:14:551
29587992117,3cyclictest4536-21H212:26:331
2958799210,17cyclictest0-21swapper/112:30:291
2958399211,14cyclictest0-21swapper/010:03:560
2958399210,18cyclictest0-21swapper/009:09:330
2959299203,16cyclictest2897-21smtpd09:11:012
29592992018,1cyclictest0-21swapper/209:25:162
2959299200,16cyclictest4581-21H212:26:332
2958799203,16cyclictest0-21swapper/109:30:191
2958799203,16cyclictest0-21swapper/109:30:181
2958799202,3cyclictest0-21swapper/112:20:001
2958799202,17cyclictest4532-21H212:26:331
2958799202,17cyclictest0-21swapper/110:50:151
2958799202,17cyclictest0-21swapper/107:50:151
29587992018,2cyclictest0-21swapper/108:30:211
29587992017,2cyclictest958-21idleruntime07:15:171
29587992017,2cyclictest5181-21latency_hist12:10:011
29587992017,2cyclictest379-21ntpq10:05:181
29587992017,2cyclictest24199-21taskset10:47:431
29587992017,2cyclictest21-21ksoftirqd/110:03:351
29587992017,2cyclictest19598-21expr10:40:131
29587992017,2cyclictest10186-21expr11:20:141
29587992017,2cyclictest0-21swapper/112:10:181
29587992017,2cyclictest0-21swapper/109:55:171
29587992017,2cyclictest0-21swapper/109:17:521
29587992017,2cyclictest0-21swapper/108:20:151
29587992017,2cyclictest0-21swapper/108:05:151
29587992017,2cyclictest0-21swapper/107:20:211
29587992016,3cyclictest0-21swapper/111:45:131
29587992016,3cyclictest0-21swapper/108:15:021
29587992016,3cyclictest0-21swapper/108:15:021
29587992015,4cyclictest0-21swapper/108:40:201
2958399200,2cyclictest21197-21apt08:50:000
2958399200,17cyclictest0-21swapper/009:41:450
29592991917,1cyclictest0-21swapper/208:29:322
29592991917,1cyclictest0-21swapper/207:32:452
2959299191,17cyclictest13334-21nfsd407:35:172
2959299190,2cyclictest4536-21H212:26:332
2959299190,2cyclictest4536-21H212:26:332
2959299190,2cyclictest4530-21H212:26:332
2959299190,18cyclictest0-21swapper/210:04:012
2959299190,16cyclictest4581-21H212:26:332
2959299190,16cyclictest4538-21H212:26:332
2958799192,3cyclictest0-21swapper/111:05:131
2958799192,2cyclictest0-21swapper/109:00:191
2958799192,16cyclictest4530-21H212:26:331
2958799192,16cyclictest4530-21H212:26:331
2958799192,16cyclictest0-21swapper/109:50:221
29587991916,3cyclictest0-21swapper/110:20:161
29587991916,2cyclictest4593-21H212:26:331
29587991916,2cyclictest20083-21nfsd408:45:201
29587991915,3cyclictest0-21swapper/109:40:211
2958799191,2cyclictest0-21swapper/108:35:451
2958799191,17cyclictest0-21swapper/112:02:481
2958799191,17cyclictest0-21swapper/111:55:211
2958799191,17cyclictest0-21swapper/109:46:591
2958799191,17cyclictest0-21swapper/107:40:151
2958399191,3cyclictest0-21swapper/007:30:180
2958399190,3cyclictest0-21swapper/010:30:180
2958399190,2cyclictest4523-21H212:26:330
2958399190,16cyclictest4534-21H212:26:330
2958399190,16cyclictest4534-21H212:26:330
2959299182,1cyclictest0-21swapper/209:00:002
2959299182,1cyclictest0-21swapper/208:42:052
2959299182,15cyclictest4536-21H212:26:332
2959299182,15cyclictest0-21swapper/209:06:392
29592991814,3cyclictest6998-21sed11:15:022
29592991814,3cyclictest4538-21H212:26:332
29592991814,3cyclictest4530-21H212:26:332
29592991813,2cyclictest4534-21H212:26:332
29592991813,2cyclictest4534-21H212:26:332
2959299181,16cyclictest4538-21H212:26:332
2959299181,16cyclictest414-20systemd-journal09:55:372
2959299180,2cyclictest4581-21H212:26:332
2959299180,2cyclictest4538-21H212:26:332
2959299180,2cyclictest4534-21H212:26:332
2959299180,1cyclictest4530-21H212:26:332
2959299180,1cyclictest0-21swapper/207:50:182
2959299180,17cyclictest8721-21apt-get07:29:082
2959299180,17cyclictest4534-21H212:26:332
2958799182,15cyclictest0-21swapper/109:20:141
29587991816,1cyclictest0-21swapper/111:00:181
2958399182,15cyclictest4526-21H212:26:330
29583991816,1cyclictest9-21ksoftirqd/009:52:510
29583991816,1cyclictest0-21swapper/012:12:030
29583991815,2cyclictest4532-21H212:26:330
29583991815,2cyclictest4526-21H212:26:330
29583991814,3cyclictest0-21swapper/008:55:160
2958399180,3cyclictest22336-21nvmesmart_nvme011:40:190
2958399180,3cyclictest22336-21nvmesmart_nvme011:40:190
2958399180,3cyclictest0-21swapper/010:28:230
2958399180,2cyclictest4593-21H212:26:330
2958399180,2cyclictest4532-21H212:26:330
2958399180,2cyclictest4526-21H212:26:330
2958399180,16cyclictest4593-21H212:26:330
2958399180,16cyclictest4581-21H212:26:330
2958399180,16cyclictest4538-21H212:26:330
29592991714,2cyclictest7933-21awk09:20:182
29592991714,2cyclictest4593-21H212:26:332
29592991714,2cyclictest4536-21H212:26:332
29592991714,2cyclictest4536-21H212:26:332
29592991714,2cyclictest4536-21H212:26:332
29592991714,2cyclictest19886-21expr10:40:142
29592991714,2cyclictest18151-21sed12:30:232
29592991714,2cyclictest13720-21apache_volume12:25:092
29592991714,1cyclictest0-21swapper/208:35:172
29592991713,3cyclictest4526-21H212:26:332
2959299171,1cyclictest0-21swapper/212:35:222
2959299171,15cyclictest4534-21H212:26:332
2959299170,2cyclictest4536-21H212:26:332
2959299170,2cyclictest26096-21tr08:00:122
2959299170,2cyclictest23510-21cat09:50:172
2959299170,2cyclictest1555-21lxd09:01:052
2959299170,2cyclictest10318-21expr11:20:142
2959299170,1cyclictest4536-21H212:26:332
2959299170,16cyclictest7016-21processes12:10:202
2959299170,16cyclictest4593-21H212:26:332
2959299170,16cyclictest4528-21H212:26:332
2959299170,16cyclictest4526-21H212:26:332
2959299170,16cyclictest22307-21ntp_offset11:40:192
2959299170,16cyclictest22307-21ntp_offset11:40:192
2959299170,16cyclictest17649-21awk10:35:192
2959299170,16cyclictest12850-21sed10:25:222
2959299170,16cyclictest1022-21pzem_voltage12:00:222
2959299170,16cyclictest0-21swapper/212:05:182
2959299170,16cyclictest0-21swapper/211:52:132
2959299170,16cyclictest0-21swapper/211:00:232
2959299170,16cyclictest0-21swapper/210:10:062
2959299170,15cyclictest6319-21python311:15:012
2959299170,15cyclictest11228-21http_loadtime08:30:152
2958799171,2cyclictest0-21swapper/108:15:171
2958799170,16cyclictest1059-21cups-browsed12:25:191
2958399172,14cyclictest9-21ksoftirqd/008:33:480
29583991715,1cyclictest9-21ksoftirqd/010:40:110
29583991715,1cyclictest9-21ksoftirqd/007:17:460
29583991714,2cyclictest8205-21sed11:15:180
29583991714,2cyclictest7708-21taskset10:18:420
29583991714,2cyclictest4863-21wc07:20:190
29583991714,2cyclictest4581-21H212:26:330
29583991714,2cyclictest4534-21H212:26:330
29583991714,2cyclictest4534-21H212:26:330
29583991714,2cyclictest4534-21H212:26:330
29583991714,2cyclictest4534-21H212:26:330
29583991714,2cyclictest4532-21H212:26:330
29583991714,2cyclictest4532-21H212:26:330
29583991714,2cyclictest4532-21H212:26:330
29583991714,2cyclictest4526-21H212:26:330
29583991714,2cyclictest4523-21H212:26:330
29583991714,2cyclictest2801-21awk10:10:180
29583991714,2cyclictest24302-21fschecks_time11:45:150
29583991714,2cyclictest1299-21lxd10:57:050
29583991714,2cyclictest12453-21ps12:20:190
29583991714,1cyclictest0-21swapper/007:40:270
2958399171,2cyclictest736-21nfsd412:00:180
2958399170,2cyclictest4593-21H212:26:330
2958399170,2cyclictest4538-21H212:26:330
2958399170,2cyclictest4534-21H212:26:330
2958399170,2cyclictest4530-21H212:26:330
2958399170,2cyclictest4530-21H212:26:330
2958399170,2cyclictest4528-21H212:26:330
2958399170,2cyclictest25504-21/usr/sbin/munin10:50:160
2958399170,16cyclictest4536-21H212:26:330
2958399170,16cyclictest4536-21H212:26:330
2958399170,16cyclictest4530-21H212:26:330
2958399170,16cyclictest4528-21H212:26:330
2958399170,16cyclictest4526-21H212:26:330
2958399170,16cyclictest4523-21H212:26:330
2958399170,16cyclictest4523-21H212:26:330
2958399170,16cyclictest30457-21expr07:10:150
2958399170,16cyclictest2575-21switchtime09:10:210
2958399170,16cyclictest15531-21cstates11:30:140
2958399170,16cyclictest13961-21sed08:35:160
2958399170,16cyclictest0-21swapper/012:25:090
29592991614,1cyclictest29379-21expr11:55:132
29583991614,1cyclictest16564-21sed09:35:210
29583991614,1cyclictest12977-21cat11:25:140
2958399160,2cyclictest9365-21sed12:15:170
2958399160,1cyclictest0-21swapper/009:55:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional