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2026-06-21 - 16:50
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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 376 highest latencies:
System rack7slot2.osadl.org (updated Sun Jun 21, 2026 12:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21144209910190,8cyclictest53-21kswapd010:30:191
2114419997544,28cyclictest1073-21snmpd12:40:000
2114420997467,5cyclictest2174538-21kworker/u4:4+events_unbound09:55:001
2114419997430,41cyclictest0-21swapper/007:45:000
2114419997241,28cyclictest2132373-21munin-plugin-st08:20:000
211441999722,21cyclictest2212138-21ssh10:25:100
2114420997166,3cyclictest2293926-21kworker/u4:4+events_unbound12:10:351
211441999715,61cyclictest2114418-21basename07:10:010
2114419997148,21cyclictest2270286-21sshd11:30:270
2114419997133,35cyclictest2319189-21sendmail_mailqu12:25:370
211441999711,12cyclictest2234267-21apt-get10:50:110
2114420997061,7cyclictest2263183-21kworker/u4:9+events_unbound11:40:291
2114419997033,34cyclictest2212019-21latency_hist10:25:010
2114419996961,6cyclictest2134898-21kworker/u4:16+events_unbound09:10:090
2114419996823,43cyclictest0-21swapper/012:00:140
2114419996823,43cyclictest0-21swapper/012:00:130
2114419996758,6cyclictest2179050-21kworker/u4:7+events_unbound10:05:000
2114419996730,33cyclictest0-21swapper/010:05:410
211441999671,12cyclictest2266290-21ssh11:25:380
2114419996655,8cyclictest53-21kswapd012:05:120
211441999663,9cyclictest2247508-21apt-get11:05:130
2114419996634,29cyclictest2173458-21sed09:40:390
211441999662,6cyclictest2314424-21ntpq12:20:240
2114419996533,30cyclictest2274103-21aten_r7power_po11:35:160
2114419996533,28cyclictest2217643-21grep10:30:380
2114419996524,36cyclictest2322889-21df_inode12:30:180
2114419996524,36cyclictest2322889-21df_inode12:30:180
211441999646,54cyclictest2204302-21ssh10:15:380
211441999646,54cyclictest2204302-21ssh10:15:380
211441999643,56cyclictest2145231-21diskmemload11:45:290
211441999643,54cyclictest2305535-21sshd12:10:230
2114419996430,31cyclictest2144207-21aten_r7power_po09:05:170
2114419996429,32cyclictest0-21swapper/009:45:390
211441999634,6cyclictest2261440-21ssh11:20:260
2114419996333,27cyclictest2124600-21systemd07:49:540
211441999633,13cyclictest2168417-21ssh09:35:270
2114419996316,42cyclictest2139325-21gltestperf08:45:190
2114420996224,23cyclictest0-21swapper/112:25:281
211441999623,55cyclictest2160269-21/usr/sbin/munin09:25:430
2114419996234,25cyclictest2114345-21kworker/u4:2-nfsiod07:15:280
211441999623,23cyclictest2230747-21ntpq10:45:350
2114419996230,29cyclictest2133830-21aten2__08:25:150
211441999622,6cyclictest2257147-21ssh11:15:330
2114419996222,35cyclictest2137664-21sshd08:40:110
2114419996221,36cyclictest2278096-21apt-get11:40:060
211441999621,57cyclictest2164583-21tail09:30:400
2114419996213,45cyclictest2137496-21tr08:40:000
211441999613,8cyclictest2225443-21apt-get10:40:120
211441999613,10cyclictest2239497-21ntpq10:55:310
2114419996129,29cyclictest2155008-21fschecks_time09:20:310
211441999612,56cyclictest0-21swapper/012:15:300
2114419996125,32cyclictest0-21swapper/009:55:260
211441999612,14cyclictest2143483-21ntpq09:00:320
211441999611,13cyclictest2243112-21apt-get11:00:150
2114419996028,30cyclictest2200134-21unixbench-2d10:10:410
211441999602,16cyclictest2291463-21rm11:55:020
211441999602,13cyclictest2125442-21ntpq07:50:300
211441999601,13cyclictest2291598-21apt-get11:55:100
2114420995920,14cyclictest2241474-21ssh10:57:561
2114419995928,28cyclictest2141845-21fschecks_count08:55:230
2114419995926,29cyclictest2114349-21kworker/u4:6-rpciod08:00:000
2114419995926,29cyclictest2114349-21kworker/u4:6-rpciod08:00:000
2114420995847,8cyclictest2252245-21fschecks_count11:10:191
2114420995823,14cyclictest2257924-21ssh11:16:051
2114420995820,15cyclictest2179945-21ssh09:48:381
2114420995820,14cyclictest2147936-21ssh09:12:181
2114420995820,10cyclictest2157266-21ssh09:22:551
211441999585,47cyclictest2149971-21apt-get09:15:140
2114419995833,21cyclictest0-21swapper/008:30:290
2114419995822,33cyclictest2132794-21fschecks_count08:20:190
2114419995822,33cyclictest2117741-21ntp_kernel_pll_07:20:280
211441999581,19cyclictest2118632-21df_abs07:25:160
211441999581,12cyclictest2115211-21ntpq07:10:330
2114420995720,13cyclictest2298091-21ssh12:01:461
2114420995720,13cyclictest2298091-21ssh12:01:451
2114420995719,14cyclictest2197236-21ssh10:07:531
2114420995718,14cyclictest2273391-21ssh11:34:361
2114420995718,14cyclictest2249247-21ssh11:06:181
2114420995717,14cyclictest2245679-21ssh11:02:361
2114420995715,16cyclictest2153252-21ssh09:18:351
211441999572,9cyclictest2121505-21ntpq07:35:250
2114419995724,30cyclictest25650irq/23-42890000.ethernet09:50:300
2114419995724,28cyclictest0-21swapper/008:50:350
2114419995713,40cyclictest2221908-21ld10:35:360
211441999571,13cyclictest2128079-21ntp_states08:00:320
2114420995620,10cyclictest2231271-21ssh10:45:451
2114420995619,11cyclictest2162414-21ssh09:29:031
2114420995618,14cyclictest2329636-21ssh12:37:421
2114419995620,33cyclictest0-21swapper/007:30:120
2114420995544,8cyclictest2163961-21/usr/sbin/munin09:30:231
2114420995517,12cyclictest2268799-21ssh11:29:171
2114420995517,11cyclictest2300590-21ssh12:05:171
211441999554,44cyclictest2129235-21netstat08:05:230
2114420995447,4cyclictest0-21swapper/110:10:231
2114420995421,20cyclictest0-21swapper/110:25:291
2114420995421,11cyclictest2223715-21ssh10:37:481
2114420995421,10cyclictest2192331-21ssh10:02:091
2114420995420,10cyclictest2262217-21ssh11:20:511
2114420995419,10cyclictest2206585-21ssh10:18:421
2114420995419,10cyclictest2206585-21ssh10:18:421
2114420995417,13cyclictest2187463-21ssh09:56:311
2114420995415,15cyclictest2236511-21ssh10:52:041
211441999542,6cyclictest2130534-21ntpq08:10:240
211441999542,18cyclictest2251903-21apt-get11:10:130
2114420995342,8cyclictest2317893-21cron12:25:001
2114420995323,10cyclictest2326498-21ssh12:34:391
2114420995323,10cyclictest2326498-21ssh12:34:391
2114420995316,13cyclictest2175121-21ssh09:43:011
2114420995316,11cyclictest2290850-21ssh11:54:161
2114420995242,8cyclictest2278273-21latency_hist11:40:021
2114420995222,10cyclictest2295152-21ssh11:59:071
2114420995218,11cyclictest2283660-21ntp_states11:45:371
2114420995214,14cyclictest2226873-21ssh10:40:481
2114420995143,5cyclictest2133407-21timerandwakeup08:20:371
2114420995119,9cyclictest2129368-21ntpq08:05:341
2114420995117,10cyclictest2313407-21ssh12:19:571
2114420995018,10cyclictest2167491-21apt-get09:35:061
2114420995017,9cyclictest2125432-21ntpq07:50:291
2114420995016,11cyclictest2208532-21ntpq10:20:291
2114420994942,5cyclictest2135411-21fschecks_time08:30:201
2114420994941,6cyclictest2116923-21kworker/u4:13+events_unbound08:05:011
2114420994940,6cyclictest2124437-21timerwakeupswit07:45:351
2114420994917,9cyclictest2115823-21/usr/sbin/munin07:15:241
2114420994914,10cyclictest2119071-21ld07:25:311
2114420994913,13cyclictest2143426-21ntpq09:00:281
2114420994818,9cyclictest2114570-21apt-get07:10:131
2114420994734,11cyclictest2134930-21munin-run08:30:011
2114420994732,11cyclictest2117755-21ntpq07:20:301
2114420994714,9cyclictest2120268-21ntpq07:30:281
2114420994631,11cyclictest2137661-21apt-get08:40:111
2114420994614,9cyclictest2139666-21ps08:45:341
2114420994437,5cyclictest2141882-21fschecks_time08:55:241
2114420994427,14cyclictest2130684-21ps08:10:341
2114420994323,16cyclictest2144823-21ps09:05:361
2114420994313,8cyclictest2126776-21ntpq07:55:291
2114420994313,8cyclictest2126776-21ntpq07:55:291
2114420994226,13cyclictest2136779-21sed08:35:211
2114420994216,3cyclictest2131248-21apt-get08:15:141
2114420994134,5cyclictest2140462-21grep08:50:181
2114420994126,12cyclictest2123389-21sed07:45:011
2114420994029,8cyclictest2121760-21switchtime07:35:371
2114420993522,9cyclictest2114461-21latency_hist07:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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