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2026-06-06 - 02:39
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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 Sat Jun 06, 2026 00:45:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
38142211178,21sleep00-21swapper/019:05:550
18172210158,25sleep20-21swapper/219:05:012
39712202161,26sleep30-21swapper/319:08:013
38202200163,24sleep10-21swapper/119:06:001
4227991918,1cyclictest9-21ksoftirqd/000:10:180
305802150,0sleep030576-21dpkg23:20:000
422799140,13cyclictest0-21swapper/023:45:180
424599135,3cyclictest61650irq/122-eno100:23:452
424599119,1cyclictest28-21ksoftirqd/222:55:122
4245991110,1cyclictest28-21ksoftirqd/223:05:002
4245991110,1cyclictest28-21ksoftirqd/220:25:002
422799119,1cyclictest9-21ksoftirqd/019:45:000
422799116,1cyclictest21219-21/usr/sbin/munin23:05:190
422799116,1cyclictest1029-21snmpd23:12:490
422799115,1cyclictest28137-21sensors19:55:190
422799115,1cyclictest12755-21ssh21:29:040
422799112,5cyclictest20076-21cat20:50:000
4227991110,1cyclictest25551-21ssh22:29:560
422799110,6cyclictest5406-21ssh21:20:010
422799110,6cyclictest0-21swapper/023:25:120
424599109,1cyclictest28-21ksoftirqd/222:45:002
424599109,1cyclictest28-21ksoftirqd/222:30:002
422799105,1cyclictest1029-21snmpd21:56:530
422799105,1cyclictest1029-21snmpd20:28:270
422799104,0cyclictest29532-21diskmemload21:52:190
422799101,5cyclictest13249-21ssh23:40:110
422799100,5cyclictest0-21swapper/019:30:170
422799100,1cyclictest0-21swapper/021:38:410
111162100,0sleep20-21swapper/222:53:272
42539990,4cyclictest27748-21perf00:04:503
42459998,1cyclictest28-21ksoftirqd/223:25:122
42459998,1cyclictest28-21ksoftirqd/222:20:152
42459998,1cyclictest28-21ksoftirqd/222:01:362
42459992,4cyclictest14581-21apt22:15:112
42459990,9cyclictest0-21swapper/200:01:172
42279997,1cyclictest9-21ksoftirqd/019:30:000
42279994,1cyclictest1029-21snmpd00:22:460
42279991,4cyclictest9851-21cat19:20:010
42279990,1cyclictest10441-21ssh22:09:330
27334290,0sleep10-21swapper/121:47:591
42539987,1cyclictest561-21nscd22:15:203
42539986,1cyclictest15938-21ssh23:42:563
42539986,1cyclictest1029-21snmpd20:55:063
42539985,2cyclictest1029-21snmpd19:11:273
42539981,3cyclictest0-21swapper/321:10:133
42539980,5cyclictest10038-21/usr/sbin/munin19:20:173
42539980,2cyclictest0-21swapper/323:25:243
42459988,0cyclictest0-21swapper/223:09:352
42459987,1cyclictest28-21ksoftirqd/219:40:002
42459986,1cyclictest61650irq/122-eno121:30:152
42459986,1cyclictest61650irq/122-eno100:15:132
42459986,1cyclictest5432-21sh00:12:092
42459986,1cyclictest28-21ksoftirqd/220:05:102
42459986,1cyclictest1029-21snmpd21:59:262
42459986,1cyclictest1029-21snmpd21:16:012
42459986,1cyclictest1029-21snmpd00:33:012
42459982,5cyclictest6771-21munin-node23:57:562
42459982,5cyclictest61650irq/122-eno121:25:552
42459980,4cyclictest0-21swapper/221:50:182
42459980,2cyclictest1029-21snmpd23:17:342
42459980,1cyclictest0-21swapper/221:39:572
42279986,1cyclictest9-21ksoftirqd/020:25:010
42279986,1cyclictest9-21ksoftirqd/019:50:110
42279986,1cyclictest1029-21snmpd21:07:520
42279986,1cyclictest1029-21snmpd19:37:310
42279986,1cyclictest1029-21snmpd00:29:390
42279985,2cyclictest2286-21ssh21:15:140
42279982,3cyclictest19316-21cat23:05:000
42539976,1cyclictest1029-21snmpd22:49:333
42539976,1cyclictest1029-21snmpd22:11:503
42539976,1cyclictest1029-21snmpd21:54:053
42539976,1cyclictest1029-21snmpd21:26:583
42539976,1cyclictest1029-21snmpd19:41:433
42539976,1cyclictest1029-21snmpd00:07:113
42539976,0cyclictest29532-21diskmemload23:31:453
42539975,1cyclictest35-21ksoftirqd/300:19:343
42539975,1cyclictest19089-21ssh21:35:353
42539975,1cyclictest1029-21snmpd20:46:003
42539975,1cyclictest1029-21snmpd20:32:483
42539975,1cyclictest1029-21snmpd20:14:423
42539971,1cyclictest0-21swapper/323:20:283
42539970,6cyclictest29135-21users21:05:203
42539970,5cyclictest0-21swapper/322:30:013
42539970,4cyclictest0-21swapper/323:01:123
42539970,3cyclictest21003-21grep20:50:143
42539970,3cyclictest0-21swapper/323:57:313
42539970,3cyclictest0-21swapper/321:42:093
42539970,2cyclictest240-21systemd-journal20:05:003
42539970,2cyclictest0-21swapper/323:48:323
42539970,2cyclictest0-21swapper/322:53:443
42539970,2cyclictest0-21swapper/322:07:263
42539970,2cyclictest0-21swapper/300:30:053
42539970,2cyclictest0-21swapper/300:10:473
42539970,1cyclictest0-21swapper/323:06:293
42539970,1cyclictest0-21swapper/321:16:553
42459977,0cyclictest10845-21apt-get20:30:102
42459976,1cyclictest61650irq/122-eno123:54:212
42459976,1cyclictest61650irq/122-eno123:54:202
42459976,1cyclictest61650irq/122-eno123:47:252
42459976,1cyclictest61650irq/122-eno123:30:232
42459976,1cyclictest61650irq/122-eno122:35:162
42459976,1cyclictest61650irq/122-eno121:47:152
42459976,1cyclictest61650irq/122-eno100:06:042
42459976,0cyclictest61650irq/122-eno122:45:112
42459975,1cyclictest61650irq/122-eno123:10:122
42459975,1cyclictest61650irq/122-eno121:20:122
42459975,1cyclictest61650irq/122-eno119:40:122
42459975,1cyclictest61650irq/122-eno119:15:012
42459975,1cyclictest28-21ksoftirqd/223:40:422
42459975,1cyclictest28-21ksoftirqd/221:15:012
42459975,1cyclictest28-21ksoftirqd/219:25:132
42459975,1cyclictest1029-21snmpd21:41:502
42459975,1cyclictest1029-21snmpd21:04:162
42459975,1cyclictest1029-21snmpd20:56:002
42459970,6cyclictest0-21swapper/220:54:582
42459970,1cyclictest0-21swapper/220:35:112
42409970,6cyclictest0-21swapper/120:17:591
42409970,6cyclictest0-21swapper/119:50:211
42409970,5cyclictest0-21swapper/121:10:581
42409970,4cyclictest0-21swapper/119:40:101
42409970,3cyclictest0-21swapper/121:50:111
42409970,1cyclictest0-21swapper/123:17:201
42409970,1cyclictest0-21swapper/123:11:071
42409970,0cyclictest0-21swapper/122:20:191
42279976,1cyclictest30203-1kworker/u9:223:20:140
42279975,1cyclictest32409-21ssh21:12:370
42279975,1cyclictest18536-21tr00:30:140
42279971,5cyclictest733-21sshd19:10:200
42279971,1cyclictest7900-21ssh00:15:180
42279970,6cyclictest9199-21ssh23:34:530
42279970,6cyclictest30090-21ssh00:01:090
42279970,6cyclictest29118-21basename20:00:120
42279970,6cyclictest24930-21perf00:40:000
42279970,6cyclictest24786-21cron21:00:010
42279970,6cyclictest21486-21grep21:40:140
42279970,6cyclictest15336-21ssh21:30:380
42279970,6cyclictest0-21swapper/023:55:150
42279970,6cyclictest0-21swapper/023:35:110
42279970,1cyclictest8404-21aten_r1power_vo22:50:130
42279970,1cyclictest29532-21diskmemload22:40:110
42279970,1cyclictest29532-21diskmemload22:37:410
42279970,1cyclictest26707-21ssh21:46:090
42279970,1cyclictest19748-21ssh22:20:180
42279970,1cyclictest1409-21ssh00:06:190
42279970,1cyclictest11677-21apt-get22:55:010
42279970,1cyclictest0-21swapper/022:30:120
13620270,0sleep20-21swapper/222:13:062
42539965,1cyclictest23457-21ssh23:53:203
42539965,1cyclictest23457-21ssh23:53:203
42539965,1cyclictest20556-21ssh22:21:073
42539965,1cyclictest1751-21cat22:40:163
42539965,1cyclictest14227-21sshd19:26:283
42539965,1cyclictest11598-21ssh23:36:083
42539965,1cyclictest1029-21snmpd22:00:383
42539965,1cyclictest1029-21snmpd20:41:253
42539965,1cyclictest1029-21snmpd19:47:263
42539965,1cyclictest1029-21snmpd00:25:123
42539964,1cyclictest683-21cat21:55:153
42539964,1cyclictest28869-21basename20:00:003
42539964,1cyclictest21459-21ssh00:35:063
42539964,1cyclictest15298-21fschecks_count19:30:143
42539964,1cyclictest10481-21aten_r1power_fr00:20:103
42539964,0cyclictest29532-21diskmemload21:20:173
42539961,4cyclictest557-21irqbalance23:10:273
42539961,2cyclictest17100-21apt-get19:35:103
42539960,4cyclictest0-21swapper/323:15:243
42539960,3cyclictest0-21swapper/322:38:453
42539960,2cyclictest0-21swapper/321:45:193
42539960,2cyclictest0-21swapper/321:30:043
42539960,1cyclictest0-21swapper/322:29:443
42459966,0cyclictest61650irq/122-eno123:35:112
42459966,0cyclictest61650irq/122-eno120:25:302
42459966,0cyclictest61650irq/122-eno119:50:112
42459966,0cyclictest61650irq/122-eno100:35:062
42459965,1cyclictest61650irq/122-eno100:25:142
42459965,1cyclictest28-21ksoftirqd/222:30:492
42459965,0cyclictest61650irq/122-eno121:05:102
42459965,0cyclictest0-21swapper/223:20:072
42459964,1cyclictest61650irq/122-eno122:05:172
42459964,1cyclictest61650irq/122-eno120:40:112
42459964,1cyclictest28-21ksoftirqd/219:55:132
42459964,1cyclictest19090-21ntpq20:45:172
42459963,2cyclictest10041-21apt-get19:20:102
42459960,6cyclictest0-21swapper/220:10:262
42459960,6cyclictest0-21swapper/219:47:442
42409966,0cyclictest0-21swapper/100:39:401
42409965,0cyclictest0-21swapper/100:20:271
42409962,2cyclictest0-21swapper/122:55:161
42409962,1cyclictest0-21swapper/123:25:161
42409960,6cyclictest0-21swapper/122:47:181
42409960,6cyclictest0-21swapper/120:08:201
42409960,6cyclictest0-21swapper/119:32:421
42409960,6cyclictest0-21swapper/119:23:281
42409960,5cyclictest0-21swapper/121:07:161
42409960,5cyclictest0-21swapper/120:00:081
42409960,4cyclictest203-21jbd2/sda2-822:11:311
42409960,4cyclictest0-21swapper/122:50:341
42409960,4cyclictest0-21swapper/121:30:131
42409960,4cyclictest0-21swapper/119:10:011
42409960,3cyclictest0-21swapper/119:55:121
42409960,2cyclictest0-21swapper/121:55:101
42409960,2cyclictest0-21swapper/121:15:131
42409960,1cyclictest0-21swapper/123:23:281
42409960,1cyclictest0-21swapper/123:05:121
42409960,1cyclictest0-21swapper/122:40:151
42409960,1cyclictest0-21swapper/122:28:311
42409960,1cyclictest0-21swapper/121:00:151
42409960,1cyclictest0-21swapper/119:25:041
42409960,1cyclictest0-21swapper/100:05:411
42279965,1cyclictest2534-21ntpq20:10:170
42279964,1cyclictest9-21ksoftirqd/020:41:200
42279964,1cyclictest6658-21ssh22:46:130
42279964,1cyclictest12956-21cron20:34:590
42279964,1cyclictest10879-21/usr/sbin/munin22:10:190
42279962,1cyclictest31460-21/usr/sbin/munin20:05:160
42279960,6cyclictest0-21swapper/023:50:170
42279960,6cyclictest0-21swapper/023:50:160
42279960,6cyclictest0-21swapper/020:53:440
42279960,5cyclictest3511-21apt-get22:00:100
42279960,5cyclictest25110-21aten2.4-expect21:00:100
42279960,1cyclictest29532-21diskmemload22:15:160
42279960,1cyclictest0-21swapper/020:35:110
42279960,1cyclictest0-21swapper/020:15:110
42539954,1cyclictest1029-21snmpd21:04:373
42539954,0cyclictest29532-21diskmemload22:55:133
42539953,1cyclictest1029-21snmpd20:25:103
42539950,5cyclictest0-21swapper/320:35:033
42459955,0cyclictest61650irq/122-eno120:01:482
42459953,1cyclictest4613-21/usr/sbin/munin19:10:182
42459953,1cyclictest14852-21cut19:30:122
42459951,3cyclictest0-21swapper/220:15:112
42409955,0cyclictest0-21swapper/123:02:221
42409955,0cyclictest0-21swapper/121:25:121
42409955,0cyclictest0-21swapper/119:45:191
42409951,2cyclictest0-21swapper/123:36:401
42409951,2cyclictest0-21swapper/122:30:151
42409951,1cyclictest0-21swapper/120:50:111
42409950,5cyclictest0-21swapper/123:50:141
42409950,5cyclictest0-21swapper/123:50:141
42409950,5cyclictest0-21swapper/121:24:521
42409950,5cyclictest0-21swapper/120:44:001
42409950,5cyclictest0-21swapper/100:01:231
42409950,4cyclictest0-21swapper/119:35:131
42409950,3cyclictest0-21swapper/123:55:121
42409950,3cyclictest0-21swapper/123:45:191
42409950,3cyclictest0-21swapper/123:40:121
42409950,3cyclictest0-21swapper/122:05:081
42409950,3cyclictest0-21swapper/120:34:231
42409950,2cyclictest0-21swapper/123:30:181
42409950,2cyclictest0-21swapper/100:25:281
42409950,1cyclictest0-21swapper/121:41:501
42409950,1cyclictest0-21swapper/120:20:101
42409950,1cyclictest0-21swapper/100:31:111
42409950,1cyclictest0-21swapper/100:10:101
42409950,0cyclictest0-21swapper/122:35:271
42409950,0cyclictest0-21swapper/121:39:531
42279953,1cyclictest22029-21/usr/sbin/munin19:45:130
42279952,2cyclictest11737-21grep19:20:200
42539943,1cyclictest6212-21aten_r1power_fr20:20:113
42539943,1cyclictest3774-21cut20:15:113
42539942,2cyclictest8189-21fschecks_count19:15:143
42539942,1cyclictest32071-21fschecks_count20:05:133
42539942,1cyclictest25030-21fschecks_time19:50:143
42409943,1cyclictest0-21swapper/120:10:131
42409941,2cyclictest0-21swapper/120:55:111
42409941,2cyclictest0-21swapper/120:45:101
42409940,3cyclictest0-21swapper/100:16:021
42409940,1cyclictest0-21swapper/122:15:221
42409940,1cyclictest0-21swapper/122:00:141
42409940,0cyclictest0-21swapper/120:35:191
42409940,0cyclictest0-21swapper/119:15:191
42409931,1cyclictest0-21swapper/120:25:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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