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2025-12-24 - 10:01
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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 rack1slot1.osadl.org (updated Wed Dec 24, 2025 00:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
98172200159,26sleep20-21swapper/219:08:472
97382200162,24sleep00-21swapper/019:07:440
95952200162,25sleep30-21swapper/319:05:543
97192198161,24sleep10-21swapper/119:07:291
10011991513,1cyclictest28-21ksoftirqd/220:00:002
214472140,0sleep00-21swapper/019:30:140
1000599140,13cyclictest0-21swapper/122:40:121
999799120,11cyclictest0-21swapper/023:05:180
245112120,0sleep30-21swapper/300:10:153
1001199120,11cyclictest61650irq/122-eno123:08:382
1001199120,1cyclictest1747-21ntpd19:45:222
9997991110,1cyclictest9-21ksoftirqd/022:50:000
1001799119,1cyclictest35-21ksoftirqd/300:40:003
1001199119,1cyclictest28-21ksoftirqd/222:05:002
999799109,1cyclictest9-21ksoftirqd/021:45:010
999799108,1cyclictest9-21ksoftirqd/019:25:010
999799108,1cyclictest9-21ksoftirqd/000:25:000
999799102,4cyclictest18781-21cat20:35:010
1001199108,1cyclictest28-21ksoftirqd/219:45:002
1001199100,7cyclictest12353-21munin-node20:03:232
99979998,1cyclictest9-21ksoftirqd/019:20:010
99979997,1cyclictest9-21ksoftirqd/023:55:140
99979997,1cyclictest9-21ksoftirqd/020:30:010
99979995,4cyclictest9-21ksoftirqd/023:35:000
99979990,3cyclictest0-21swapper/023:15:120
100119997,1cyclictest28-21ksoftirqd/220:12:152
100119990,8cyclictest12353-21munin-node22:47:232
99979987,1cyclictest9-21ksoftirqd/021:55:140
99979987,1cyclictest9-21ksoftirqd/021:35:010
99979987,1cyclictest9-21ksoftirqd/020:09:590
99979986,1cyclictest9-21ksoftirqd/022:05:170
99979986,1cyclictest9-21ksoftirqd/020:20:010
99979986,1cyclictest9-21ksoftirqd/020:04:590
99979986,1cyclictest9-21ksoftirqd/000:09:590
99979981,6cyclictest0-21swapper/022:43:550
100179987,1cyclictest35-21ksoftirqd/323:35:003
100179987,1cyclictest35-21ksoftirqd/323:28:393
100179986,1cyclictest707-21snmpd21:21:263
100119986,1cyclictest707-21snmpd21:52:402
100119986,1cyclictest707-21snmpd21:45:212
100119986,1cyclictest707-21snmpd20:46:282
100119986,1cyclictest61650irq/122-eno100:40:012
100119986,1cyclictest61650irq/122-eno100:30:212
100119986,1cyclictest28-21ksoftirqd/222:20:002
100119986,1cyclictest28-21ksoftirqd/219:18:262
100119984,2cyclictest240-21systemd-journal21:14:592
100059980,3cyclictest0-21swapper/119:55:131
99979976,1cyclictest9-21ksoftirqd/019:35:000
99979976,1cyclictest707-21snmpd22:27:130
99979976,1cyclictest31052-21cat19:50:170
99979975,1cyclictest9-21ksoftirqd/023:25:140
99979975,1cyclictest9-21ksoftirqd/019:40:090
99979975,1cyclictest707-21snmpd23:01:090
99979975,1cyclictest707-21snmpd22:14:160
99979975,1cyclictest707-21snmpd22:03:160
99979975,1cyclictest707-21snmpd19:59:110
99979975,1cyclictest19509-21ntpq19:25:190
99979973,1cyclictest240-21systemd-journal21:25:000
99979971,6cyclictest0-21swapper/020:40:250
99979971,6cyclictest0-21swapper/019:13:020
99979970,6cyclictest28502-21cat00:20:000
99979970,6cyclictest2185-21cstates22:15:150
99979970,6cyclictest20843-21cpuspeed_turbos22:55:120
99979970,6cyclictest12336-21awk21:30:000
99979970,6cyclictest11146-21/usr/sbin/munin23:40:210
99979970,6cyclictest0-21swapper/023:35:140
99979970,6cyclictest0-21swapper/021:50:150
99979970,6cyclictest0-21swapper/020:35:150
99979970,3cyclictest101rcuc/021:50:010
99979970,1cyclictest32089-21memory00:25:170
99979970,1cyclictest0-21swapper/019:46:500
17142270,0sleep10-21swapper/120:30:161
100179976,1cyclictest707-21snmpd23:51:153
100179976,1cyclictest707-21snmpd21:50:143
100179976,1cyclictest707-21snmpd21:43:053
100179976,1cyclictest707-21snmpd19:18:313
100179975,1cyclictest707-21snmpd23:38:283
100179975,1cyclictest707-21snmpd21:01:533
100179975,1cyclictest707-21snmpd20:58:353
100179975,1cyclictest707-21snmpd19:44:003
100179975,1cyclictest707-21snmpd00:17:293
100179975,1cyclictest25360-21apt-get23:05:113
100179974,1cyclictest35-21ksoftirqd/322:04:543
100179970,4cyclictest0-21swapper/300:30:013
100179970,3cyclictest0-21swapper/320:25:003
100119976,1cyclictest61650irq/122-eno123:25:182
100119976,1cyclictest61650irq/122-eno121:30:012
100119976,1cyclictest61650irq/122-eno120:40:142
100119976,1cyclictest0-21swapper/223:50:552
100119976,0cyclictest61650irq/122-eno100:20:002
100119975,1cyclictest707-21snmpd23:33:422
100119975,1cyclictest28-21ksoftirqd/219:10:122
100119974,1cyclictest548-21systemd-logind20:27:082
100119974,1cyclictest240-21systemd-journal19:30:002
100119973,2cyclictest240-21systemd-journal23:59:592
100119970,6cyclictest0-21swapper/223:17:362
100059970,5cyclictest0-21swapper/119:20:191
100059970,1cyclictest0-21swapper/123:16:471
99979965,1cyclictest9-21ksoftirqd/021:09:590
99979965,1cyclictest4458-21cat00:35:140
99979965,1cyclictest31931-21ntpq21:00:210
99979964,1cyclictest9-21ksoftirqd/021:15:130
99979964,1cyclictest6298-21date22:25:000
99979960,6cyclictest0-21swapper/023:54:260
99979960,6cyclictest0-21swapper/023:10:060
99979960,6cyclictest0-21swapper/022:51:130
99979960,6cyclictest0-21swapper/021:10:210
99979960,6cyclictest0-21swapper/000:11:150
99979960,3cyclictest0-21swapper/020:10:240
99979960,1cyclictest13805-21sshd20:22:190
99979960,1cyclictest0-21swapper/000:30:120
99979960,0cyclictest0-21swapper/023:20:120
99979960,0cyclictest0-21swapper/022:30:120
99979960,0cyclictest0-21swapper/020:57:260
99979960,0cyclictest0-21swapper/020:54:440
99979960,0cyclictest0-21swapper/020:45:130
99979960,0cyclictest0-21swapper/000:00:130
100179966,0cyclictest35-21ksoftirqd/322:21:393
100179965,1cyclictest707-21snmpd23:56:073
100179965,1cyclictest707-21snmpd22:55:163
100179965,1cyclictest707-21snmpd21:49:373
100179965,1cyclictest707-21snmpd19:33:543
100179965,1cyclictest707-21snmpd00:25:223
100179965,1cyclictest707-21snmpd00:00:433
100179964,1cyclictest707-21snmpd23:24:533
100179964,1cyclictest707-21snmpd21:10:113
100179964,1cyclictest707-21snmpd20:27:243
100179964,1cyclictest707-21snmpd20:14:273
100179964,1cyclictest707-21snmpd19:54:333
100179964,1cyclictest707-21snmpd00:20:473
100179964,1cyclictest35-21ksoftirqd/322:37:423
100179961,2cyclictest1757-21apt-get22:15:123
100179960,2cyclictest0-21swapper/323:40:133
100179960,2cyclictest0-21swapper/322:45:123
100119966,0cyclictest61650irq/122-eno123:20:182
100119966,0cyclictest61650irq/122-eno122:30:122
100119966,0cyclictest61650irq/122-eno122:12:232
100119966,0cyclictest61650irq/122-eno122:09:382
100119966,0cyclictest61650irq/122-eno121:28:052
100119966,0cyclictest61650irq/122-eno121:07:302
100119966,0cyclictest61650irq/122-eno120:55:092
100119966,0cyclictest61650irq/122-eno120:20:212
100119966,0cyclictest61650irq/122-eno120:15:202
100119966,0cyclictest61650irq/122-eno119:30:172
100119966,0cyclictest61650irq/122-eno119:20:122
100119966,0cyclictest61650irq/122-eno100:15:002
100119966,0cyclictest61650irq/122-eno100:14:332
100119966,0cyclictest61650irq/122-eno100:05:142
100119965,1cyclictest707-21snmpd23:35:332
100119965,1cyclictest707-21snmpd23:11:092
100119965,1cyclictest61650irq/122-eno123:45:192
100119965,1cyclictest61650irq/122-eno122:55:112
100119965,1cyclictest6037-21sshd22:22:262
100119965,1cyclictest18678-21sshd20:34:262
100119964,1cyclictest61650irq/122-eno121:40:202
100119964,1cyclictest61650irq/122-eno121:20:112
100119964,1cyclictest28-21ksoftirqd/220:50:122
100119964,1cyclictest20549-21wc20:35:222
100119963,1cyclictest240-21systemd-journal00:04:542
100119960,6cyclictest0-21swapper/222:53:012
100119960,5cyclictest0-21swapper/200:25:102
100059962,3cyclictest0-21swapper/121:20:121
100059961,2cyclictest0-21swapper/122:55:111
100059960,6cyclictest0-21swapper/122:36:411
100059960,6cyclictest0-21swapper/122:31:531
100059960,6cyclictest0-21swapper/121:14:291
100059960,6cyclictest0-21swapper/119:42:331
100059960,5cyclictest0-21swapper/120:25:181
100059960,5cyclictest0-21swapper/119:36:511
100059960,3cyclictest0-21swapper/120:15:131
100059960,2cyclictest0-21swapper/121:55:121
100059960,2cyclictest0-21swapper/120:20:131
99979955,0cyclictest101rcuc/021:35:140
99979951,1cyclictest0-21swapper/023:45:130
99979950,5cyclictest0-21swapper/022:35:130
100179954,1cyclictest707-21snmpd20:46:313
100179954,1cyclictest707-21snmpd20:41:073
100179954,1cyclictest707-21snmpd20:05:443
100179954,1cyclictest3614-21ntpq20:00:183
100179954,1cyclictest35-21ksoftirqd/320:30:573
100179954,1cyclictest30874-21sensors22:05:213
100179954,1cyclictest25435-21cat21:55:163
100179954,1cyclictest23188-21sshd00:07:543
100179954,1cyclictest1465-21systemctl19:55:203
100179953,1cyclictest707-21snmpd19:13:253
100179953,1cyclictest619-21sed22:10:203
100179953,1cyclictest26905-21cat20:50:173
100179953,1cyclictest24930-21taskset19:36:423
100179953,1cyclictest2348-21sed21:05:213
100179953,1cyclictest0-21swapper/323:00:203
100179951,4cyclictest12353-21munin-node22:43:493
100179951,3cyclictest9847-21/usr/sbin/munin22:30:183
100179951,3cyclictest0-21swapper/320:35:123
100179951,1cyclictest8600-21latency_hist22:30:013
100179950,4cyclictest13878-21taskset21:30:183
100179950,3cyclictest10732-21fschecks_count21:25:133
100179950,3cyclictest0-21swapper/319:25:223
100179950,1cyclictest13944-21latency_hist23:50:013
100119955,0cyclictest61650irq/122-eno123:40:282
100119955,0cyclictest61650irq/122-eno123:01:452
100119955,0cyclictest61650irq/122-eno122:36:212
100119955,0cyclictest61650irq/122-eno122:25:122
100119955,0cyclictest61650irq/122-eno121:56:262
100119955,0cyclictest61650irq/122-eno121:17:282
100119955,0cyclictest61650irq/122-eno121:00:272
100119955,0cyclictest61650irq/122-eno119:35:102
100119953,1cyclictest30406-21cut19:50:142
100119951,1cyclictest240-21systemd-journal21:40:012
100119950,4cyclictest0-21swapper/222:40:132
100119950,2cyclictest240-21systemd-journal20:09:592
100059955,0cyclictest0-21swapper/120:00:041
100059952,3cyclictest11440-21taskset23:43:231
100059952,1cyclictest0-21swapper/122:10:161
100059952,1cyclictest0-21swapper/119:50:231
100059951,4cyclictest0-21swapper/123:54:341
100059951,4cyclictest0-21swapper/122:47:271
100059951,4cyclictest0-21swapper/122:25:001
100059951,4cyclictest0-21swapper/100:05:461
100059950,5cyclictest0-21swapper/123:09:471
100059950,5cyclictest0-21swapper/122:02:381
100059950,5cyclictest0-21swapper/121:40:131
100059950,5cyclictest0-21swapper/121:17:511
100059950,5cyclictest0-21swapper/121:06:391
100059950,5cyclictest0-21swapper/121:01:471
100059950,5cyclictest0-21swapper/119:13:581
100059950,5cyclictest0-21swapper/100:35:191
100059950,5cyclictest0-21swapper/100:16:581
100059950,4cyclictest0-21swapper/123:25:001
100059950,4cyclictest0-21swapper/120:46:491
100059950,3cyclictest0-21swapper/120:55:101
100059950,2cyclictest0-21swapper/120:50:201
100059950,1cyclictest0-21swapper/121:25:141
100059950,1cyclictest0-21swapper/119:25:241
100179944,0cyclictest29215-21sensors19:45:253
100179944,0cyclictest19679-21sensors22:50:193
100179943,1cyclictest15378-21tr21:35:133
100179942,1cyclictest7224-21taskset21:15:333
100179942,1cyclictest28368-21fschecks_time23:10:163
100179942,1cyclictest10686-21ntp_offset20:15:203
100179940,2cyclictest15820-21apt-get19:20:103
100059944,0cyclictest0-21swapper/122:16:471
100059944,0cyclictest0-21swapper/100:04:321
100059943,1cyclictest32772sleep100:34:241
100059942,1cyclictest20997-21chrt20:39:001
100059941,3cyclictest0-21swapper/100:28:091
100059941,2cyclictest0-21swapper/123:40:001
100059941,2cyclictest0-21swapper/123:30:121
100059941,2cyclictest0-21swapper/122:05:131
100059940,4cyclictest0-21swapper/120:44:151
100059940,4cyclictest0-21swapper/100:10:021
100059940,3cyclictest0-21swapper/123:14:591
100059940,3cyclictest0-21swapper/119:45:181
100059940,3cyclictest0-21swapper/100:20:121
100059940,2cyclictest0-21swapper/123:25:101
100059940,2cyclictest0-21swapper/122:30:011
100059940,2cyclictest0-21swapper/121:35:191
100059940,1cyclictest0-21swapper/122:50:121
100059940,1cyclictest0-21swapper/121:34:341
100059940,1cyclictest0-21swapper/120:14:591
100059940,0cyclictest0-21swapper/123:46:141
100059940,0cyclictest0-21swapper/123:00:221
100179931,1cyclictest30065-21apt-get23:15:113
100059931,1cyclictest221852sleep121:50:091
100059931,1cyclictest0-21swapper/120:05:111
100059930,2cyclictest0-21swapper/123:55:131
100059930,2cyclictest0-21swapper/121:45:131
100059930,1cyclictest0-21swapper/119:30:121
100059930,1cyclictest0-21swapper/119:15:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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