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2025-09-03 - 20:27
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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 all highest latencies:
System rackdslot0.osadl.org (updated Wed Sep 03, 2025 12:46:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2978599261,19cyclictest15386-21ls09:35:011
2978599260,1cyclictest0-21swapper/111:25:131
2978699230,0cyclictest0-21swapper/211:15:002
2978499215,15cyclictest9-21ksoftirqd/009:30:320
2978499214,16cyclictest4532-21H212:26:330
29786992016,3cyclictest28-21ksoftirqd/209:56:302
2978599202,17cyclictest0-21swapper/108:20:181
29784992016,1cyclictest0-21swapper/012:02:540
2978499201,16cyclictest1591-21systemd08:25:020
2978699192,16cyclictest10811-21cat11:20:002
2978699192,11cyclictest0-21swapper/207:30:382
29786991917,1cyclictest0-21swapper/208:40:152
2978699190,16cyclictest4538-21H212:26:332
29785991917,1cyclictest0-21swapper/112:08:221
2978599190,2cyclictest4581-21H212:26:331
2978599190,16cyclictest4593-21H212:26:331
2978599190,16cyclictest4538-21H212:26:331
2978599190,16cyclictest4523-21H212:26:331
29784991917,1cyclictest0-21swapper/011:25:370
29784991917,1cyclictest0-21swapper/007:58:410
29784991917,1cyclictest0-21swapper/007:18:120
29784991914,4cyclictest0-21swapper/009:56:550
29784991914,3cyclictest4536-21H212:26:330
29784991914,2cyclictest4523-21H212:26:330
2978699186,11cyclictest0-21swapper/209:45:532
29786991816,1cyclictest28-21ksoftirqd/208:26:512
29786991814,3cyclictest19618-21cpuspeed_turbos11:35:172
29786991813,3cyclictest0-21swapper/212:26:592
2978699181,16cyclictest0-21swapper/209:25:182
2978699180,18cyclictest0-21swapper/211:48:112
2978699180,16cyclictest4581-21H212:26:332
2978699180,16cyclictest4528-21H212:26:332
2978699180,15cyclictest4532-21H212:26:332
2978599182,15cyclictest16245-21ls07:40:191
29785991816,1cyclictest21-21ksoftirqd/110:54:341
29785991815,2cyclictest32650-21timerwakeupswit09:05:241
29785991815,2cyclictest20535-21missed_timers11:35:201
29785991814,3cyclictest4538-21H212:26:331
29785991814,3cyclictest4534-21H212:26:331
29785991814,3cyclictest4530-21H212:26:331
29785991814,3cyclictest10395-21fschecks_time12:15:181
29785991813,3cyclictest4532-21H212:26:331
2978599180,2cyclictest4538-21H212:26:331
2978599180,2cyclictest4528-21H212:26:331
2978599180,2cyclictest25423-21vmstat10:45:211
2978599180,17cyclictest893-21systemd-logind11:08:591
2978599180,16cyclictest4538-21H212:26:331
2978599180,16cyclictest4528-21H212:26:331
2978599180,16cyclictest4528-21H212:26:331
2978599180,16cyclictest18271-21idleruntime-cro09:40:011
2978599180,16cyclictest18271-21idleruntime-cro09:40:001
2978499182,15cyclictest9-21ksoftirqd/009:10:070
29784991816,1cyclictest0-21swapper/011:10:180
29784991815,2cyclictest12741-21processes11:20:200
29784991814,3cyclictest4593-21H212:26:330
29784991814,3cyclictest4532-21H212:26:330
29784991814,3cyclictest19105-21grep12:30:180
2978499181,2cyclictest20049-21fschecks_count11:35:190
2978499181,16cyclictest32242-21cpuspeed_turbos08:10:130
29784991810,3cyclictest0-21swapper/010:58:210
2978499180,3cyclictest1354-21lxd10:47:050
2978499180,2cyclictest4593-21H212:26:330
2978499180,2cyclictest4536-21H212:26:330
2978499180,2cyclictest4534-21H212:26:330
2978499180,2cyclictest4532-21H212:26:330
2978499180,17cyclictest4530-21H212:26:330
2978499180,16cyclictest4532-21H212:26:330
2978499180,15cyclictest4530-21H212:26:330
2978699172,1cyclictest0-21swapper/211:25:162
29786991715,1cyclictest2319-21kernelversion09:10:192
29786991714,2cyclictest4534-21H212:26:332
29786991714,2cyclictest4530-21H212:26:332
29786991714,2cyclictest4530-21H212:26:332
29786991714,2cyclictest31737-21nfsd411:55:182
29786991714,2cyclictest27925-21cat10:50:192
29786991714,2cyclictest2555-21/usr/sbin/munin08:15:212
29786991714,2cyclictest2555-21/usr/sbin/munin08:15:202
29786991714,2cyclictest25469-21grep08:55:132
29786991714,2cyclictest0-21swapper/210:00:182
29786991714,2cyclictest0-21swapper/210:00:172
29786991713,2cyclictest4534-21H212:26:332
2978699171,1cyclictest0-21swapper/207:55:152
2978699171,15cyclictest0-21swapper/212:00:182
2978699171,15cyclictest0-21swapper/207:40:492
29786991710,3cyclictest0-21swapper/208:36:472
2978699170,2cyclictest9169-21sendmail_mailqu09:20:202
2978699170,2cyclictest7310-21nfsd410:15:182
2978699170,2cyclictest4581-21H212:26:332
2978699170,2cyclictest4538-21H212:26:332
2978699170,2cyclictest4530-21H212:26:332
2978699170,2cyclictest4523-21H212:26:332
2978699170,2cyclictest13858-21ls08:35:012
2978699170,2cyclictest12177-21cut12:20:002
2978699170,1cyclictest0-21swapper/208:51:042
2978699170,16cyclictest967-21thermald10:05:202
2978699170,16cyclictest6921-21grep12:10:142
2978699170,16cyclictest473-21nfsd411:00:192
2978699170,16cyclictest4663-21ntp_kernel_pll_10:10:162
2978699170,16cyclictest4593-21H212:26:332
2978699170,16cyclictest4536-21H212:26:332
2978699170,16cyclictest4534-21H212:26:332
2978699170,16cyclictest4528-21H212:26:332
2978699170,16cyclictest30553-21sed08:05:212
2978699170,16cyclictest30001-21snapd09:34:182
2978699170,16cyclictest28314-21cpuspeed_turbos09:00:152
2978699170,16cyclictest2736-21smtp07:18:462
2978699170,16cyclictest17925-21nfsd411:30:172
2978699170,16cyclictest12015-21tr07:35:112
2978699170,16cyclictest0-21swapper/212:30:222
2978699170,16cyclictest0-21swapper/212:06:182
29785991715,1cyclictest29009-21cpuspeed_turbos08:05:141
29785991715,1cyclictest0-21swapper/111:44:441
29785991714,2cyclictest4593-21H212:26:331
29785991714,2cyclictest4593-21H212:26:331
29785991714,2cyclictest4538-21H212:26:331
29785991714,2cyclictest3685-21/usr/sbin/munin08:15:171
29785991714,2cyclictest3685-21/usr/sbin/munin08:15:171
29785991714,2cyclictest29619-21/usr/sbin/munin10:00:161
29785991714,2cyclictest29619-21/usr/sbin/munin10:00:161
29785991714,2cyclictest28989-21nfsd411:50:201
29785991714,2cyclictest19875-21apache_volume08:45:121
29785991713,2cyclictest4581-21H212:26:331
2978599170,2cyclictest4593-21H212:26:331
2978599170,2cyclictest4581-21H212:26:331
2978599170,2cyclictest4538-21H212:26:331
2978599170,2cyclictest4534-21H212:26:331
2978599170,2cyclictest4532-21H212:26:331
2978599170,2cyclictest4532-21H212:26:331
2978599170,2cyclictest4523-21H212:26:331
2978599170,2cyclictest23294-21munin-plugin-st12:40:011
2978599170,2cyclictest19783-21sshd10:35:201
2978599170,1cyclictest4530-21H212:26:331
2978599170,16cyclictest7329-21nfsd410:15:181
2978599170,16cyclictest5858-21chrt07:24:191
2978599170,16cyclictest4534-21H212:26:331
2978599170,16cyclictest4534-21H212:26:331
2978599170,16cyclictest4528-21H212:26:331
2978599170,16cyclictest4523-21H212:26:331
2978599170,16cyclictest30719-21grep07:10:141
2978599170,16cyclictest26438-21sed08:55:181
2978599170,16cyclictest21539-21cupsd10:25:021
2978599170,16cyclictest11703-21wc07:35:011
2978599170,16cyclictest11612-21nfsd409:25:191
2978599170,16cyclictest1079-21gdbus07:15:201
2978599170,15cyclictest4523-21H212:26:331
29784991715,1cyclictest0-21swapper/010:41:480
29784991715,1cyclictest0-21swapper/008:15:210
29784991715,1cyclictest0-21swapper/008:15:210
29784991714,2cyclictest4593-21H212:26:330
29784991714,2cyclictest4593-21H212:26:330
29784991714,2cyclictest4593-21H212:26:330
29784991714,2cyclictest4536-21H212:26:330
29784991714,2cyclictest4532-21H212:26:330
29784991714,2cyclictest4528-21H212:26:330
29784991714,2cyclictest4526-21H212:26:330
29784991714,2cyclictest26238-21uname08:55:170
29784991714,2cyclictest20230-21sed09:40:200
29784991714,2cyclictest19781-21vmstat10:35:200
29784991713,3cyclictest4523-21H212:26:330
2978499170,2cyclictest4534-21H212:26:330
2978499170,2cyclictest4532-21H212:26:330
2978499170,2cyclictest4532-21H212:26:330
2978499170,1cyclictest4581-21H212:26:330
2978499170,1cyclictest4538-21H212:26:330
2978499170,1cyclictest0-21swapper/008:40:060
2978499170,16cyclictest4832-21grep07:20:170
2978499170,16cyclictest4538-21H212:26:330
2978499170,16cyclictest4534-21H212:26:330
2978499170,16cyclictest4532-21H212:26:330
2978499170,16cyclictest4528-21H212:26:330
2978499170,16cyclictest4528-21H212:26:330
2978499170,16cyclictest4528-21H212:26:330
2978499170,16cyclictest30369-21which10:00:150
2978499170,16cyclictest30369-21which10:00:150
2978499170,16cyclictest26258-21awk10:50:110
2978499170,16cyclictest21207-21df07:50:120
2978499170,16cyclictest21207-21df07:50:110
2978499170,16cyclictest15772-21pzem08:35:210
2978499170,16cyclictest10285-21nfsd407:30:210
2978499170,15cyclictest4593-21H212:26:330
2978499170,15cyclictest4581-21H212:26:330
29786991614,1cyclictest0-21swapper/212:35:122
29786991614,1cyclictest0-21swapper/211:40:162
29786991614,1cyclictest0-21swapper/209:35:142
29786991614,1cyclictest0-21swapper/209:35:142
29786991614,1cyclictest0-21swapper/207:50:192
29786991614,1cyclictest0-21swapper/207:50:182
29786991613,2cyclictest27631-21pzem08:00:232
2978699160,1cyclictest1472-21lxd09:05:052
2978699160,1cyclictest13660-21nfsd412:20:172
2978699160,15cyclictest4581-21H212:26:332
2978699160,15cyclictest0-21swapper/208:45:152
2978699160,15cyclictest0-21swapper/207:45:142
29785991614,1cyclictest4538-21H212:26:331
29785991614,1cyclictest0-21swapper/107:35:121
29785991613,2cyclictest4593-21H212:26:331
29785991613,2cyclictest19166-21expr09:40:141
2978599160,1cyclictest0-21swapper/111:20:461
2978599160,15cyclictest0-21swapper/112:20:151
2978599160,15cyclictest0-21swapper/108:25:151
2978599160,15cyclictest0-21swapper/107:45:161
2978599160,0cyclictest0-21swapper/108:35:571
29784991614,1cyclictest0-21swapper/009:35:150
29784991614,1cyclictest0-21swapper/009:35:150
29784991614,1cyclictest0-21swapper/007:25:190
2978499160,15cyclictest4530-21H212:26:330
2978499160,15cyclictest0-21swapper/012:35:120
2978499160,15cyclictest0-21swapper/009:45:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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