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2025-12-19 - 03:32
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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 Fri Dec 19, 2025 00:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
82502212177,23sleep30-21swapper/319:07:273
83192209171,24sleep00-21swapper/019:08:200
84282200160,26sleep20-21swapper/219:09:472
81692199161,25sleep10-21swapper/119:06:241
88892710,0sleep00-21swapper/022:30:200
103722600,0sleep20-21swapper/220:19:552
210532150,1sleep335-21ksoftirqd/300:05:193
142052140,1sleep1111rcu_preempt20:25:181
853199130,13cyclictest0-21swapper/200:05:162
8527991312,1cyclictest0-21swapper/100:05:161
852799130,1cyclictest0-21swapper/122:45:121
8536991210,1cyclictest35-21ksoftirqd/323:20:003
8536991210,1cyclictest35-21ksoftirqd/319:50:003
8531991211,1cyclictest28-21ksoftirqd/200:15:002
8531991210,1cyclictest28-21ksoftirqd/223:25:002
853199110,10cyclictest30512-21apt-get22:10:122
853199110,10cyclictest0-21swapper/222:45:212
851999117,1cyclictest9-21ksoftirqd/023:40:000
853699107,1cyclictest35-21ksoftirqd/321:15:003
853199109,1cyclictest28-21ksoftirqd/223:15:122
853199108,1cyclictest28-21ksoftirqd/222:45:002
853199108,1cyclictest28-21ksoftirqd/220:30:002
853199108,1cyclictest28-21ksoftirqd/200:20:002
851999101,4cyclictest4674-21perf00:40:000
85319998,1cyclictest28-21ksoftirqd/222:00:002
85319990,3cyclictest0-21swapper/220:05:022
85199997,1cyclictest9-21ksoftirqd/023:35:000
85199994,4cyclictest18735-21cpuspeed_turbos21:45:130
85369987,1cyclictest35-21ksoftirqd/322:50:003
85369987,1cyclictest35-21ksoftirqd/322:45:003
85369986,1cyclictest707-21snmpd21:36:213
85369986,1cyclictest707-21snmpd19:36:093
85369986,1cyclictest707-21snmpd19:17:243
85369986,1cyclictest693-21runrttasks22:25:113
85369984,2cyclictest240-21systemd-journal20:10:013
85369983,2cyclictest14350-21mailstats20:25:193
85319987,1cyclictest28-21ksoftirqd/222:55:002
85319986,1cyclictest28-21ksoftirqd/223:50:002
85319986,1cyclictest28-21ksoftirqd/221:55:002
85319986,1cyclictest28-21ksoftirqd/221:45:002
85279983,1cyclictest983-21chrt20:00:031
85199987,1cyclictest9-21ksoftirqd/020:02:180
85199986,1cyclictest9-21ksoftirqd/000:00:010
85199986,1cyclictest707-21snmpd22:54:230
85199986,1cyclictest707-21snmpd22:36:190
85199986,1cyclictest707-21snmpd21:06:350
85199986,1cyclictest707-21snmpd20:49:590
85199986,1cyclictest707-21snmpd19:21:060
85199986,1cyclictest707-21snmpd19:17:570
85199980,1cyclictest1303-21cat00:30:180
85199980,1cyclictest0-21swapper/022:50:000
85369976,1cyclictest707-21snmpd21:55:333
85369976,1cyclictest707-21snmpd00:21:193
85369976,1cyclictest35-21ksoftirqd/323:15:003
85369976,1cyclictest35-21ksoftirqd/319:51:143
85369976,1cyclictest31050-21cat00:25:153
85369976,0cyclictest5965-21apt-get23:35:123
85369975,1cyclictest707-21snmpd23:27:263
85369975,1cyclictest707-21snmpd23:00:323
85369975,1cyclictest707-21snmpd22:54:083
85369975,1cyclictest707-21snmpd22:20:073
85369975,1cyclictest707-21snmpd21:17:083
85369975,1cyclictest707-21snmpd20:52:383
85369975,1cyclictest707-21snmpd20:45:253
85369975,1cyclictest707-21snmpd20:42:253
85369975,1cyclictest707-21snmpd19:58:253
85369975,1cyclictest707-21snmpd19:58:253
85369975,1cyclictest707-21snmpd19:31:483
85369975,1cyclictest707-21snmpd19:12:573
85369974,1cyclictest35-21ksoftirqd/322:17:003
85369971,4cyclictest11448-21apt-get21:30:123
85369971,4cyclictest0-21swapper/322:00:113
85369970,2cyclictest0-21swapper/320:00:123
85369970,2cyclictest0-21swapper/300:35:123
85319976,1cyclictest707-21snmpd19:13:122
85319976,1cyclictest61650irq/122-eno120:30:122
85319976,1cyclictest28-21ksoftirqd/220:05:012
85319976,0cyclictest61650irq/122-eno123:10:212
85319975,1cyclictest61650irq/122-eno122:20:002
85319975,1cyclictest28-21ksoftirqd/223:45:002
85319975,1cyclictest28-21ksoftirqd/220:25:002
85319974,2cyclictest16768-21ntp_states23:55:172
85319974,1cyclictest28-21ksoftirqd/220:00:002
85319974,1cyclictest28-21ksoftirqd/220:00:002
85319971,6cyclictest0-21swapper/221:32:422
85319971,3cyclictest1769-21cron21:10:012
85319970,2cyclictest0-21swapper/221:45:122
85279971,6cyclictest0-21swapper/123:20:441
85199976,1cyclictest8104-21cat20:15:000
85199975,1cyclictest707-21snmpd22:20:130
85199975,1cyclictest707-21snmpd22:10:370
85199975,1cyclictest707-21snmpd22:05:300
85199975,1cyclictest707-21snmpd20:42:160
85199975,1cyclictest707-21snmpd00:15:550
85199973,1cyclictest17981-21/usr/sbin/munin00:00:230
85199971,6cyclictest0-21swapper/020:26:040
85199970,6cyclictest0-21swapper/023:11:340
85199970,6cyclictest0-21swapper/022:40:150
85199970,1cyclictest8643-21sshd21:22:240
85199970,1cyclictest707-21snmpd21:30:190
85199970,1cyclictest14277-21expr21:35:150
85199970,1cyclictest0-21swapper/022:25:140
85199970,0cyclictest0-21swapper/021:55:110
85369965,1cyclictest707-21snmpd23:52:003
85369965,1cyclictest707-21snmpd23:52:003
85369965,1cyclictest707-21snmpd21:07:113
85369965,1cyclictest707-21snmpd00:12:373
85369965,1cyclictest32498-21ntpq23:20:203
85369965,1cyclictest1034-21cat00:30:163
85369964,1cyclictest707-21snmpd21:29:023
85369964,1cyclictest707-21snmpd21:22:203
85369964,1cyclictest707-21snmpd21:03:143
85369964,1cyclictest707-21snmpd20:11:403
85369964,1cyclictest707-21snmpd19:41:243
85369963,2cyclictest14153-21apt-get19:20:093
85369962,2cyclictest0-21swapper/323:55:213
85369961,3cyclictest17984-21apt-get00:00:143
85369961,3cyclictest10887-21apt-get23:45:013
85369961,3cyclictest0-21swapper/321:40:173
85369960,3cyclictest0-21swapper/321:50:123
85319966,0cyclictest61650irq/122-eno123:25:592
85319966,0cyclictest61650irq/122-eno122:55:292
85319966,0cyclictest61650irq/122-eno122:25:132
85319966,0cyclictest61650irq/122-eno122:01:222
85319966,0cyclictest61650irq/122-eno121:15:112
85319966,0cyclictest61650irq/122-eno121:00:122
85319966,0cyclictest61650irq/122-eno120:50:232
85319966,0cyclictest61650irq/122-eno120:40:522
85319966,0cyclictest61650irq/122-eno120:12:222
85319966,0cyclictest61650irq/122-eno119:50:162
85319966,0cyclictest61650irq/122-eno100:25:112
85319965,1cyclictest707-21snmpd21:20:442
85319965,1cyclictest61650irq/122-eno119:30:122
85319965,1cyclictest28-21ksoftirqd/200:35:002
85319964,1cyclictest9882-21gltestperf21:25:162
85319964,1cyclictest7200-21awk23:35:202
85319964,1cyclictest61650irq/122-eno120:45:212
85319964,1cyclictest61650irq/122-eno119:45:142
85319964,1cyclictest61650irq/122-eno119:40:142
85319964,1cyclictest61650irq/122-eno119:15:112
85319964,1cyclictest61650irq/122-eno100:00:192
85319964,1cyclictest3614-21gltestperf22:20:152
85319962,1cyclictest0-21swapper/222:30:132
85319961,0cyclictest0-21swapper/219:25:112
85319960,6cyclictest0-21swapper/222:05:262
85319960,6cyclictest0-21swapper/219:35:122
85319960,6cyclictest0-21swapper/200:38:462
85319960,5cyclictest0-21swapper/200:23:042
85319960,3cyclictest9888-21apt-get22:35:132
85319960,2cyclictest0-21swapper/221:35:132
85319960,0cyclictest0-21swapper/220:55:202
85319960,0cyclictest0-21swapper/220:55:202
85279963,0cyclictest0-21swapper/120:40:211
85279961,5cyclictest0-21swapper/123:59:241
85279961,5cyclictest0-21swapper/123:05:291
85279961,5cyclictest0-21swapper/122:11:431
85279960,6cyclictest0-21swapper/123:15:051
85279960,6cyclictest0-21swapper/122:38:581
85279960,6cyclictest0-21swapper/100:38:041
85279960,6cyclictest0-21swapper/100:15:431
85279960,5cyclictest0-21swapper/122:50:121
85279960,5cyclictest0-21swapper/121:25:161
85279960,2cyclictest0-21swapper/100:05:011
85279960,1cyclictest0-21swapper/123:25:351
85279960,1cyclictest0-21swapper/121:20:161
85199966,0cyclictest0-21swapper/023:20:570
85199965,1cyclictest707-21snmpd20:37:430
85199965,1cyclictest707-21snmpd19:45:270
85199965,1cyclictest26942-21ntpq22:00:170
85199964,1cyclictest707-21snmpd19:30:030
85199964,1cyclictest20653-21apt-get21:50:010
85199963,2cyclictest707-21snmpd22:16:370
85199963,2cyclictest12308-21grep20:20:230
85199963,2cyclictest11175-21cut23:45:130
85199963,1cyclictest240-21systemd-journal00:10:000
85199961,5cyclictest0-21swapper/023:50:270
85199961,5cyclictest0-21swapper/023:50:270
85199960,6cyclictest0-21swapper/020:50:280
85199960,6cyclictest0-21swapper/019:55:150
85199960,6cyclictest0-21swapper/019:55:150
85199960,6cyclictest0-21swapper/000:27:310
85199960,5cyclictest31140-21perf23:20:000
85199960,5cyclictest21647-21munin-run23:00:010
85199960,5cyclictest0-21swapper/023:00:120
85199960,1cyclictest29469-21latency_hist21:00:010
85199960,1cyclictest29469-21latency_hist21:00:010
85199960,1cyclictest240-21systemd-journal00:10:010
85199960,1cyclictest10640-21chrt19:12:250
85199960,1cyclictest0-21swapper/021:14:110
85199960,1cyclictest0-21swapper/019:35:270
85199960,0cyclictest0-21swapper/023:40:170
85199960,0cyclictest0-21swapper/021:25:190
85199960,0cyclictest0-21swapper/021:17:090
85199960,0cyclictest0-21swapper/020:05:030
85199960,0cyclictest0-21swapper/019:40:120
85199960,0cyclictest0-21swapper/019:25:120
85369955,0cyclictest25653-21sensors23:05:223
85369955,0cyclictest25244-21apt-get00:15:123
85369955,0cyclictest25209-21kworker/3:122:14:583
85369954,1cyclictest707-21snmpd20:31:493
85369954,1cyclictest35-21ksoftirqd/323:40:433
85369953,1cyclictest18584-21cat20:35:173
85369952,2cyclictest18527-21apt-get21:45:123
85369952,1cyclictest240-21systemd-journal22:59:553
85369952,1cyclictest240-21systemd-journal20:24:553
85369951,3cyclictest693-21runrttasks20:58:233
85369951,3cyclictest693-21runrttasks20:58:233
85369951,1cyclictest0-21swapper/322:35:223
85319955,0cyclictest61650irq/122-eno123:09:152
85319955,0cyclictest61650irq/122-eno121:10:152
85319955,0cyclictest61650irq/122-eno120:39:292
85319955,0cyclictest61650irq/122-eno119:20:092
85319952,2cyclictest13257-21apt-get23:50:122
85319952,2cyclictest13257-21apt-get23:50:122
85319951,3cyclictest22393-21df23:00:142
85319950,5cyclictest0-21swapper/223:31:342
85279951,3cyclictest0-21swapper/100:25:001
85279950,5cyclictest0-21swapper/123:37:511
85279950,5cyclictest0-21swapper/123:11:291
85279950,5cyclictest0-21swapper/121:40:171
85279950,5cyclictest0-21swapper/121:05:171
85279950,5cyclictest0-21swapper/120:54:081
85279950,5cyclictest0-21swapper/120:20:311
85279950,5cyclictest0-21swapper/120:09:341
85279950,5cyclictest0-21swapper/119:24:571
85279950,4cyclictest0-21swapper/123:47:001
85279950,4cyclictest0-21swapper/120:45:151
85279950,2cyclictest0-21swapper/123:00:121
85279950,1cyclictest0-21swapper/122:30:181
85279950,1cyclictest0-21swapper/121:15:111
85279950,1cyclictest0-21swapper/100:10:131
85279950,0cyclictest0-21swapper/121:45:121
85199955,0cyclictest0-21swapper/020:30:120
85199954,1cyclictest9-21ksoftirqd/023:05:130
85199954,1cyclictest16572-21cstates21:40:140
85199953,1cyclictest707-21snmpd21:02:050
85199950,5cyclictest0-21swapper/020:15:130
85199950,5cyclictest0-21swapper/019:50:140
85199950,4cyclictest27616-21/usr/sbin/munin00:20:130
85199950,0cyclictest0-21swapper/023:25:120
85369943,1cyclictest8855-21rt-features22:30:203
85369942,1cyclictest29413-21tr22:05:193
85369942,1cyclictest16505-21/usr/sbin/munin19:25:173
85369940,3cyclictest8260-21/usr/sbin/munin20:15:183
85369940,0cyclictest0-21swapper/323:30:163
85279944,0cyclictest0-21swapper/122:44:061
85279944,0cyclictest0-21swapper/122:26:191
85279944,0cyclictest0-21swapper/121:38:301
85279942,1cyclictest0-21swapper/119:49:551
85279941,3cyclictest0-21swapper/122:00:241
85279941,2cyclictest0-21swapper/123:30:111
85279941,2cyclictest0-21swapper/120:55:121
85279941,2cyclictest0-21swapper/120:55:121
85279941,2cyclictest0-21swapper/119:10:111
85279940,4cyclictest0-21swapper/122:20:001
85279940,4cyclictest0-21swapper/121:03:271
85279940,4cyclictest0-21swapper/120:30:221
85279940,4cyclictest0-21swapper/120:15:201
85279940,4cyclictest0-21swapper/119:55:091
85279940,4cyclictest0-21swapper/119:55:091
85279940,4cyclictest0-21swapper/119:25:201
85279940,3cyclictest0-21swapper/123:50:121
85279940,3cyclictest0-21swapper/123:50:121
85279940,3cyclictest0-21swapper/122:20:121
85279940,3cyclictest0-21swapper/121:10:161
85279940,2cyclictest0-21swapper/123:40:171
85279940,2cyclictest0-21swapper/122:10:011
85279940,2cyclictest0-21swapper/121:55:011
85279940,2cyclictest0-21swapper/100:30:191
85279940,1cyclictest0-21swapper/123:00:011
85279940,1cyclictest0-21swapper/122:00:001
85279940,1cyclictest0-21swapper/120:10:121
85279940,0cyclictest0-21swapper/119:15:191
85279931,1cyclictest0-21swapper/121:30:121
85279931,1cyclictest0-21swapper/119:30:101
85279930,3cyclictest0-21swapper/119:40:001
85279930,2cyclictest0-21swapper/119:40:121
85279930,0cyclictest0-21swapper/120:35:221
28627230,1sleep10-21swapper/119:50:151
85279920,1cyclictest0-21swapper/100:25:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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