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2026-08-16 - 05:45
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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 Sun Aug 16, 2026 00:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
243202233159,24sleep00-21swapper/019:07:240
244612216159,45sleep20-21swapper/219:09:152
241822199159,26sleep30-21swapper/319:05:383
242172198159,25sleep10-21swapper/119:06:051
158632650,0sleep00-21swapper/022:37:460
43572610,0sleep20-21swapper/223:52:142
298542210,0sleep10-21swapper/121:25:181
172132150,0sleep30-21swapper/320:00:143
2460999140,13cyclictest26937-21munin-run19:15:010
24623991313,0cyclictest0-21swapper/200:35:012
2461499130,12cyclictest0-21swapper/120:30:151
2461499120,12cyclictest0-21swapper/123:49:381
2461499120,12cyclictest0-21swapper/121:50:151
2461499120,0cyclictest0-21swapper/123:04:521
24609991211,1cyclictest9-21ksoftirqd/022:10:010
24609991211,1cyclictest9-21ksoftirqd/021:20:000
24609991210,1cyclictest9-21ksoftirqd/021:30:010
2463399119,1cyclictest35-21ksoftirqd/319:50:013
2460999119,1cyclictest9-21ksoftirqd/023:14:590
2460999119,1cyclictest9-21ksoftirqd/020:25:000
2460999112,4cyclictest27524-21sed22:55:010
24609991110,1cyclictest9-21ksoftirqd/023:01:020
2460999110,8cyclictest240-21systemd-journal19:57:090
2462399102,8cyclictest17672-21diskmemload22:20:222
2462399100,9cyclictest16233-21/usr/sbin/munin00:10:172
2460999109,1cyclictest9-21ksoftirqd/022:40:010
2460999109,1cyclictest9-21ksoftirqd/021:35:180
2460999109,1cyclictest9-21ksoftirqd/021:10:180
2460999109,1cyclictest9-21ksoftirqd/020:40:010
2460999109,1cyclictest9-21ksoftirqd/020:40:000
2460999108,1cyclictest9-21ksoftirqd/021:25:000
2460999108,1cyclictest9-21ksoftirqd/021:00:000
2460999108,1cyclictest9-21ksoftirqd/020:35:000
2460999100,5cyclictest6337-21apt-get22:25:100
29520290,0sleep30-21swapper/323:41:273
246339998,1cyclictest35-21ksoftirqd/323:40:003
246339991,8cyclictest3148-21kworker/u8:222:06:043
246239997,1cyclictest28-21ksoftirqd/221:10:012
246239991,6cyclictest11301-21snmpd22:06:082
246239990,9cyclictest0-21swapper/223:56:432
246149990,8cyclictest0-21swapper/122:25:211
246149990,3cyclictest0-21swapper/123:55:021
246099998,1cyclictest9-21ksoftirqd/023:30:220
246099998,1cyclictest9-21ksoftirqd/022:05:000
246099997,1cyclictest9-21ksoftirqd/023:35:140
246099997,1cyclictest9-21ksoftirqd/022:25:000
246099997,1cyclictest9-21ksoftirqd/020:50:110
246099997,1cyclictest9-21ksoftirqd/000:00:150
246099995,3cyclictest9-21ksoftirqd/021:50:130
246099991,7cyclictest21870-21proc_pri22:45:200
27913280,0sleep20-21swapper/221:23:442
246339986,1cyclictest11301-21snmpd23:55:303
246339986,1cyclictest11301-21snmpd21:09:353
246339986,1cyclictest11301-21snmpd19:24:533
246339986,1cyclictest11301-21snmpd00:36:423
246339986,1cyclictest11301-21snmpd00:11:473
246339985,2cyclictest11301-21snmpd23:29:253
246339985,1cyclictest13650irq/124-ahci[0022:04:553
246339982,2cyclictest17672-21diskmemload22:10:023
246339980,5cyclictest24811-21apt-get19:10:123
246339980,5cyclictest17672-21diskmemload23:19:233
246339980,5cyclictest0-21swapper/321:40:183
246239986,1cyclictest61650irq/122-eno123:40:212
246239986,1cyclictest61650irq/122-eno123:25:142
246239986,1cyclictest61650irq/122-eno123:06:352
246239986,1cyclictest61650irq/122-eno122:11:452
246239986,1cyclictest61650irq/122-eno119:15:202
246239986,1cyclictest61650irq/122-eno100:18:492
246239986,1cyclictest61650irq/122-eno100:08:542
246239986,1cyclictest31009-21turbostat.cron23:00:002
246239986,1cyclictest1747-21ntpd21:45:582
246239986,1cyclictest11301-21snmpd23:30:032
246239986,1cyclictest11301-21snmpd22:26:432
246239986,1cyclictest11301-21snmpd20:35:412
246239986,1cyclictest11301-21snmpd20:35:412
246239986,1cyclictest11301-21snmpd20:17:032
246239986,1cyclictest11301-21snmpd00:29:312
246239980,7cyclictest0-21swapper/223:13:402
246099986,1cyclictest9-21ksoftirqd/023:50:160
246099986,1cyclictest11301-21snmpd19:29:180
246099983,2cyclictest240-21systemd-journal21:50:000
246099981,6cyclictest17788-21ssh00:10:230
246099980,3cyclictest0-21swapper/020:05:110
246099980,2cyclictest0-21swapper/020:10:120
246099980,1cyclictest1768-21ssh21:30:320
31111270,1sleep331114-21fschecks_time00:30:163
246339976,1cyclictest14272-21cat23:20:163
246339976,1cyclictest11301-21snmpd21:55:293
246339976,1cyclictest11301-21snmpd21:49:423
246339975,1cyclictest35-21ksoftirqd/319:59:593
246339975,1cyclictest31429-21ssh21:28:333
246339975,1cyclictest1747-21ntpd20:20:583
246339975,1cyclictest11301-21snmpd20:52:463
246339975,1cyclictest11301-21snmpd20:35:523
246339975,1cyclictest11301-21snmpd20:35:523
246339975,1cyclictest11301-21snmpd19:27:443
246339975,1cyclictest11301-21snmpd00:21:073
246339972,4cyclictest3897-1kworker/u9:000:04:103
246339971,4cyclictest17672-21diskmemload21:54:003
246339971,2cyclictest0-21swapper/300:25:113
246339970,6cyclictest4678-21ssh23:06:523
246339970,4cyclictest0-21swapper/323:30:483
246339970,4cyclictest0-21swapper/321:14:423
246339970,3cyclictest0-21swapper/323:11:443
246339970,3cyclictest0-21swapper/322:55:143
246339970,1cyclictest0-21swapper/322:26:313
246239977,0cyclictest0-21swapper/221:42:092
246239976,1cyclictest61650irq/122-eno121:12:582
246239976,1cyclictest61650irq/122-eno100:01:482
246239976,1cyclictest25454-21ntp_states22:50:192
246239975,1cyclictest693-21runrttasks22:49:042
246239975,1cyclictest61650irq/122-eno123:45:112
246239975,1cyclictest61650irq/122-eno123:35:162
246239975,1cyclictest61650irq/122-eno123:00:152
246239975,1cyclictest61650irq/122-eno121:55:142
246239975,1cyclictest28-21ksoftirqd/220:59:592
246239975,1cyclictest1747-21ntpd22:00:582
246239975,1cyclictest1747-21ntpd19:20:582
246239975,1cyclictest11301-21snmpd19:45:442
246239971,5cyclictest32053-21cstates22:15:132
246239970,6cyclictest21325-21ssh21:15:102
246239970,6cyclictest12176-21ssh22:32:082
246239970,6cyclictest0-21swapper/220:40:142
246239970,6cyclictest0-21swapper/220:33:522
246239970,6cyclictest0-21swapper/219:15:012
246239970,5cyclictest21795-21apt-get20:10:112
246149971,6cyclictest0-21swapper/123:42:131
246149971,6cyclictest0-21swapper/121:06:501
246149970,2cyclictest0-21swapper/119:32:111
246099976,1cyclictest9-21ksoftirqd/023:45:120
246099976,1cyclictest9-21ksoftirqd/021:10:000
246099976,1cyclictest9-21ksoftirqd/020:50:000
246099976,1cyclictest15238-21ssh23:20:380
246099976,1cyclictest11301-21snmpd19:52:480
246099976,0cyclictest17672-21diskmemload23:15:040
246099975,1cyclictest11301-21snmpd19:43:030
246099973,2cyclictest17672-21diskmemload22:30:020
246099973,0cyclictest0-21swapper/022:10:180
246099971,5cyclictest26960-21munin-node23:27:560
246099970,6cyclictest6223-21df23:55:140
246099970,6cyclictest31753-21ssh22:15:110
246099970,6cyclictest28856-21ssh00:25:440
246099970,6cyclictest28663-21hddtemp_smartct19:15:150
246099970,6cyclictest19716-21ssh00:15:090
246099970,6cyclictest0-21swapper/023:40:180
246099970,6cyclictest0-21swapper/020:25:170
246099970,5cyclictest15967-21basename00:10:010
246099970,5cyclictest0-21swapper/000:30:130
246099970,5cyclictest0-21swapper/000:22:150
246099970,1cyclictest4023-21ssh00:37:420
246099970,1cyclictest20493-21ssh21:58:410
246099970,1cyclictest0-21swapper/020:00:120
246339965,1cyclictest1747-21ntpd20:05:583
246339965,1cyclictest1214-21ssh23:02:013
246339965,1cyclictest12098-21ssh22:31:533
246339964,1cyclictest29970-21cron19:20:013
246339964,1cyclictest29095-21apt-get20:25:153
246339964,1cyclictest13931-21grep21:00:153
246339964,1cyclictest11301-21snmpd19:42:353
246339963,1cyclictest2521-21apt-get19:30:143
246339962,2cyclictest17672-21diskmemload22:35:513
246339962,1cyclictest17672-21diskmemload22:45:103
246339961,3cyclictest24259-21/usr/sbin/munin22:50:173
246339961,3cyclictest0-21swapper/321:20:173
246339961,2cyclictest1971-21chrt23:50:073
246339961,1cyclictest13260-21diskstats00:05:163
246339960,4cyclictest10811-21apt-get20:55:093
246339960,4cyclictest0-21swapper/320:10:083
246339960,3cyclictest0-21swapper/323:46:213
246339960,3cyclictest0-21swapper/321:33:483
246339960,2cyclictest0-21swapper/321:38:053
246339960,2cyclictest0-21swapper/300:15:373
246339960,1cyclictest0-21swapper/322:40:163
246339960,1cyclictest0-21swapper/321:15:303
246239966,0cyclictest61650irq/122-eno122:40:122
246239966,0cyclictest61650irq/122-eno121:25:412
246239966,0cyclictest61650irq/122-eno121:00:382
246239966,0cyclictest61650irq/122-eno120:50:102
246239966,0cyclictest61650irq/122-eno120:24:472
246239966,0cyclictest61650irq/122-eno120:04:442
246239966,0cyclictest61650irq/122-eno119:59:342
246239966,0cyclictest61650irq/122-eno119:54:412
246239966,0cyclictest61650irq/122-eno119:35:012
246239966,0cyclictest61650irq/122-eno100:30:442
246239965,1cyclictest61650irq/122-eno123:20:132
246239965,1cyclictest61650irq/122-eno121:50:022
246239965,1cyclictest61650irq/122-eno100:22:022
246239965,0cyclictest61650irq/122-eno123:15:222
246239964,1cyclictest61650irq/122-eno119:40:172
246239961,2cyclictest31888-21apt-get21:30:012
246239960,5cyclictest0-21swapper/221:35:192
246239960,5cyclictest0-21swapper/220:45:372
246239960,2cyclictest14765-21mailstats22:35:222
246239960,1cyclictest0-21swapper/219:35:002
246149961,5cyclictest0-21swapper/122:31:191
246149961,2cyclictest0-21swapper/122:24:111
246149961,1cyclictest0-21swapper/119:15:011
246149961,0cyclictest0-21swapper/121:40:301
246149960,6cyclictest0-21swapper/122:10:081
246149960,6cyclictest0-21swapper/122:00:591
246149960,6cyclictest0-21swapper/121:57:221
246149960,6cyclictest0-21swapper/121:17:571
246149960,6cyclictest0-21swapper/119:59:301
246149960,6cyclictest0-21swapper/119:15:001
246149960,6cyclictest0-21swapper/100:18:221
246149960,5cyclictest0-21swapper/123:35:121
246149960,5cyclictest0-21swapper/123:29:391
246149960,5cyclictest0-21swapper/121:50:011
246149960,5cyclictest0-21swapper/121:10:271
246149960,5cyclictest0-21swapper/120:20:131
246149960,5cyclictest0-21swapper/119:55:001
246149960,5cyclictest0-21swapper/119:44:291
246149960,5cyclictest0-21swapper/100:20:171
246149960,4cyclictest0-21swapper/123:34:101
246149960,4cyclictest0-21swapper/122:45:161
246149960,4cyclictest0-21swapper/122:06:521
246149960,4cyclictest0-21swapper/121:31:311
246149960,3cyclictest0-21swapper/100:35:151
246149960,3cyclictest0-21swapper/100:33:331
246149960,2cyclictest0-21swapper/123:10:131
246149960,1cyclictest0-21swapper/123:05:161
246149960,1cyclictest0-21swapper/122:50:121
246149960,1cyclictest0-21swapper/122:35:411
246099965,1cyclictest9-21ksoftirqd/020:18:450
246099965,1cyclictest9-21ksoftirqd/019:20:140
246099964,1cyclictest8139-21tr21:40:160
246099963,2cyclictest9-21ksoftirqd/021:05:000
246099962,1cyclictest2440-21apt-get23:05:130
246099961,4cyclictest5467-21unixbench_singl20:40:190
246099960,6cyclictest0-21swapper/019:45:110
246099960,6cyclictest0-21swapper/019:39:190
246099960,5cyclictest29629-21ssh22:55:370
12264260,1sleep10-21swapper/100:04:271
246339954,1cyclictest35-21ksoftirqd/319:50:393
246339954,1cyclictest11301-21snmpd22:21:193
246339953,1cyclictest629-21grep20:30:213
246339953,1cyclictest4622-21if_eno120:40:153
246339952,1cyclictest0-21swapper/322:15:003
246339952,1cyclictest0-21swapper/319:39:083
246339950,4cyclictest24315-21cpu20:15:143
246239955,0cyclictest61650irq/122-eno120:05:212
246239955,0cyclictest61650irq/122-eno119:25:162
246239950,1cyclictest29092-21/usr/sbin/munin20:25:172
246149951,2cyclictest0-21swapper/120:00:011
246149950,5cyclictest0-21swapper/122:42:271
246149950,5cyclictest0-21swapper/120:16:561
246149950,5cyclictest0-21swapper/100:14:591
246149950,3cyclictest0-21swapper/122:15:081
246149950,3cyclictest0-21swapper/120:55:141
246149950,3cyclictest0-21swapper/100:09:051
246149950,2cyclictest0-21swapper/123:16:031
246149950,2cyclictest0-21swapper/122:57:511
246149950,0cyclictest0-21swapper/120:50:301
246149950,0cyclictest0-21swapper/120:45:141
246149950,0cyclictest0-21swapper/120:10:191
246149950,0cyclictest0-21swapper/100:25:151
246099950,0cyclictest0-21swapper/019:30:130
246339942,1cyclictest6820-21gltestperf20:45:173
246149940,4cyclictest0-21swapper/123:50:051
246149940,4cyclictest0-21swapper/123:20:201
246149940,4cyclictest0-21swapper/119:25:151
246149940,3cyclictest0-21swapper/121:20:121
246149940,3cyclictest0-21swapper/121:00:151
246149940,3cyclictest0-21swapper/120:40:181
246149940,3cyclictest0-21swapper/120:05:141
246149940,2cyclictest0-21swapper/121:35:131
246149940,1cyclictest0-21swapper/120:35:191
246149940,1cyclictest0-21swapper/120:35:191
246149940,0cyclictest0-21swapper/119:20:581
246149932,1cyclictest0-21swapper/120:25:221
246149932,1cyclictest0-21swapper/119:35:011
246149930,2cyclictest0-21swapper/119:48:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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