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2025-02-17 - 16:16
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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 Mon Feb 17, 2025 12:46:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
327599220,21cyclictest823-21systemd-network12:02:472
3274992017,2cyclictest1086-21snmpd07:36:401
327199204,1cyclictest9-21ksoftirqd/007:36:390
3271992013,3cyclictest0-21swapper/011:14:460
327599194,1cyclictest0-21swapper/210:15:012
327599190,18cyclictest0-21swapper/209:30:142
327599190,16cyclictest4538-21H212:26:332
3274991917,1cyclictest0-21swapper/110:14:161
3274991916,2cyclictest4534-21H212:26:331
3274991915,3cyclictest0-21swapper/109:48:141
3274991914,2cyclictest4532-21H212:26:331
327499190,18cyclictest0-21swapper/112:16:551
3271991917,1cyclictest0-21swapper/007:29:020
327199190,2cyclictest4530-21H212:26:330
327199190,1cyclictest0-21swapper/012:30:220
327199190,18cyclictest0-21swapper/012:20:450
327199190,16cyclictest4523-21H212:26:330
327599182,15cyclictest32137-21nfsd408:55:172
3275991816,1cyclictest0-21swapper/207:10:152
3275991815,3cyclictest0-21swapper/209:10:432
3275991815,2cyclictest10620-21cpuspeed_turbos11:35:152
3275991814,3cyclictest823-21systemd-network10:51:412
3275991814,3cyclictest1079-21gdbus09:00:212
327599181,2cyclictest28-21ksoftirqd/212:17:232
327599180,2cyclictest4581-21H212:26:332
327599180,2cyclictest4581-21H212:26:332
327599180,2cyclictest4532-21H212:26:332
327599180,2cyclictest14443-21postgres11:40:192
327599180,1cyclictest0-21swapper/212:31:222
327599180,17cyclictest8277-21ntp_kernel_err07:15:192
327599180,17cyclictest4526-21H212:26:332
327599180,17cyclictest1845-21systemd-journal10:58:462
327599180,15cyclictest0-21swapper/211:24:262
327599180,15cyclictest0-21swapper/211:24:262
327599180,15cyclictest0-21swapper/207:55:012
327599180,15cyclictest0-21swapper/207:55:012
327499182,15cyclictest4532-21H212:26:331
327499182,15cyclictest21-21ksoftirqd/109:55:261
327499182,15cyclictest0-21swapper/111:35:011
3274991817,1cyclictest0-21swapper/112:10:081
3274991816,1cyclictest18828-21nfsd410:40:181
3274991816,1cyclictest0-21swapper/110:27:141
3274991815,1cyclictest0-21swapper/108:22:051
3274991814,3cyclictest1059-21cups-browsed12:30:151
3274991813,2cyclictest4528-21H212:26:331
327499181,2cyclictest1126-21snapd12:28:421
327499181,16cyclictest4536-21H212:26:331
327499181,16cyclictest4526-21H212:26:331
327499181,16cyclictest1134-21snapd07:13:431
327499180,2cyclictest4536-21H212:26:331
327499180,15cyclictest4523-21H212:26:331
3271991817,1cyclictest9-21ksoftirqd/008:16:240
327199181,2cyclictest8796-21ps09:10:220
327199180,2cyclictest4593-21H212:26:330
327199180,2cyclictest4532-21H212:26:330
327199180,17cyclictest4523-21H212:26:330
327199180,15cyclictest4593-21H212:26:330
327199180,15cyclictest4528-21H212:26:330
3275991715,1cyclictest4530-21H212:26:332
3275991715,1cyclictest0-21swapper/211:55:222
3275991715,1cyclictest0-21swapper/210:21:042
3275991714,2cyclictest7322-21http_loadtime12:35:172
3275991714,2cyclictest4581-21H212:26:332
3275991714,2cyclictest346-21expr12:20:132
3275991714,2cyclictest32075-21cupsd08:25:552
3275991714,2cyclictest32075-21cupsd07:55:352
3275991714,2cyclictest30212-21cron11:10:012
3275991714,2cyclictest25125-21sed09:50:012
3275991714,2cyclictest16072-21expr10:35:192
3275991714,2cyclictest12799-21/usr/sbin/munin09:20:142
327599171,1cyclictest0-21swapper/208:10:012
327599171,15cyclictest4528-21H212:26:332
327599170,2cyclictest8839-21proxymap08:15:042
327599170,2cyclictest31314-21expr10:00:142
327599170,2cyclictest31314-21expr10:00:132
327599170,2cyclictest28662-21apt-config12:10:462
327599170,2cyclictest19147-21pzem_power10:40:192
327599170,2cyclictest12674-21fschecks_time10:30:122
327599170,1cyclictest0-21swapper/209:40:212
327599170,16cyclictest7063-21grep10:15:202
327599170,16cyclictest4593-21H212:26:332
327599170,16cyclictest4538-21H212:26:332
327599170,16cyclictest4528-21H212:26:332
327599170,16cyclictest32379-21ls11:10:172
327599170,16cyclictest31017-21lxd08:41:022
327599170,16cyclictest26824-21nvmesmart_nvme009:50:152
327599170,16cyclictest17087-21apache_processe08:30:152
327599170,16cyclictest13166-21cat07:25:132
327599170,16cyclictest1238-21snapd10:48:422
327499172,1cyclictest21-21ksoftirqd/109:27:511
327499172,1cyclictest0-21swapper/112:00:141
3274991715,1cyclictest6963-21expr12:35:151
3274991714,2cyclictest8797-21proc_pri09:10:221
3274991714,2cyclictest5724-21/usr/sbin/munin10:15:201
3274991714,2cyclictest4538-21H212:26:331
3274991714,2cyclictest29681-21chrt11:05:061
3274991714,2cyclictest26594-21/usr/sbin/munin07:50:171
3274991714,2cyclictest26594-21/usr/sbin/munin07:50:161
3274991714,2cyclictest22155-21tr09:40:141
3274991714,2cyclictest21768-21df07:40:151
3274991714,2cyclictest18629-21fgrep08:30:241
3274991714,2cyclictest16240-21fschecks_time07:30:181
3274991713,3cyclictest4526-21H212:26:331
327499170,2cyclictest4581-21H212:26:331
327499170,2cyclictest4534-21H212:26:331
327499170,2cyclictest4528-21H212:26:331
327499170,2cyclictest1403-21lxd07:17:001
327499170,2cyclictest10656-21fschecks_count09:15:151
327499170,1cyclictest0-21swapper/111:35:191
327499170,1cyclictest0-21swapper/110:07:511
327499170,16cyclictest6180-21grep09:05:221
327499170,16cyclictest4538-21H212:26:331
327499170,16cyclictest4530-21H212:26:331
327499170,16cyclictest3017-21mailstats09:00:211
327499170,16cyclictest20942-21date10:50:001
327499170,16cyclictest20191-21grep09:35:191
327499170,16cyclictest20191-21grep09:35:181
327499170,16cyclictest18852-21sed11:50:151
327499170,16cyclictest15403-21fschecks_time10:35:161
327499170,16cyclictest0-21swapper/110:59:101
327199172,1cyclictest9-21ksoftirqd/010:49:180
327199172,1cyclictest0-21swapper/012:08:290
3271991714,2cyclictest823-21systemd-network10:43:260
3271991714,2cyclictest4581-21H212:26:330
3271991714,2cyclictest24864-21smtp09:48:460
3271991714,2cyclictest20708-21if_eno111:55:160
3271991714,2cyclictest16359-21if_eno107:30:200
3271991713,3cyclictest4530-21H212:26:330
3271991713,3cyclictest0-21swapper/012:10:120
327199171,1cyclictest193102sleep011:52:390
327199171,15cyclictest9-21ksoftirqd/011:40:320
327199171,15cyclictest9-21ksoftirqd/007:21:000
327199171,15cyclictest6459-21which10:15:160
327199171,15cyclictest4581-21H212:26:330
327199170,2cyclictest7336-21ls12:35:160
327199170,2cyclictest4581-21H212:26:330
327199170,2cyclictest4534-21H212:26:330
327199170,2cyclictest4534-21H212:26:330
327199170,2cyclictest4532-21H212:26:330
327199170,2cyclictest4500-21VM12:26:330
327199170,2cyclictest4500-21VM12:26:330
327199170,2cyclictest3291-21expr10:10:090
327199170,2cyclictest3079-21gmain11:04:250
327199170,2cyclictest23005-21cat12:00:130
327199170,2cyclictest21435-21expr07:40:150
327199170,2cyclictest17608-21awk09:30:130
327199170,2cyclictest1591-21systemd12:15:060
327199170,1cyclictest0-21swapper/008:58:320
327199170,16cyclictest4534-21H212:26:330
327199170,16cyclictest4532-21H212:26:330
327199170,16cyclictest4528-21H212:26:330
327199170,16cyclictest31215-21expr10:00:140
327199170,16cyclictest31215-21expr10:00:130
327199170,16cyclictest28458-21ls07:50:210
327199170,16cyclictest28458-21ls07:50:210
327199170,16cyclictest23739-21munin-plugin-st10:55:000
327199170,16cyclictest22043-21expr09:40:140
327199170,16cyclictest18378-21nfsd408:30:220
327199170,16cyclictest15592-21cron11:49:550
327199170,16cyclictest1405-21lxd09:59:020
327199170,16cyclictest10032-21/usr/sbin/munin09:15:190
327199170,16cyclictest0-21swapper/008:37:330
3275991614,1cyclictest32393-21apt-config08:00:032
3275991614,1cyclictest0-21swapper/211:30:092
3275991614,1cyclictest0-21swapper/211:15:112
3275991612,3cyclictest31017-21lxd09:55:022
327599160,16cyclictest0-21swapper/209:38:592
327599160,16cyclictest0-21swapper/209:38:592
327599160,15cyclictest4536-21H212:26:332
327599160,15cyclictest0-21swapper/211:45:082
327599160,15cyclictest0-21swapper/210:27:012
327599160,15cyclictest0-21swapper/210:05:012
327599160,15cyclictest0-21swapper/209:30:012
327599160,15cyclictest0-21swapper/209:15:142
3274991614,2cyclictest0-21swapper/112:05:381
3274991614,1cyclictest16477-21expr09:30:101
3274991614,1cyclictest0-21swapper/111:46:491
3274991614,1cyclictest0-21swapper/111:15:141
3274991614,1cyclictest0-21swapper/111:00:011
327499160,1cyclictest275492chrt08:47:471
327499160,1cyclictest20654-21http_loadtime11:55:161
327499160,1cyclictest0-21swapper/108:10:131
327499160,1cyclictest0-21swapper/107:20:191
327499160,15cyclictest4532-21H212:26:331
327499160,15cyclictest4532-21H212:26:331
327499160,15cyclictest4530-21H212:26:331
327499160,15cyclictest0-21swapper/110:50:121
327499160,15cyclictest0-21swapper/110:00:171
327499160,15cyclictest0-21swapper/110:00:171
327499160,15cyclictest0-21swapper/108:40:171
327499160,15cyclictest0-21swapper/108:25:161
3271991614,1cyclictest4526-21H212:26:330
3271991614,1cyclictest0-21swapper/011:15:170
3271991614,1cyclictest0-21swapper/011:05:580
3271991614,1cyclictest0-21swapper/010:20:150
3271991614,1cyclictest0-21swapper/009:25:220
327199160,2cyclictest29648-21expr07:55:150
327199160,1cyclictest0-21swapper/011:35:140
327199160,15cyclictest4526-21H212:26:330
327199160,15cyclictest30115-21apt-get08:50:350
327199160,15cyclictest0-21swapper/011:30:080
327199160,15cyclictest0-21swapper/010:35:140
327199160,15cyclictest0-21swapper/009:20:150
3275991513,1cyclictest1405-21lxd11:27:012
327599150,1cyclictest0-21swapper/212:05:522
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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