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2026-06-17 - 20:51
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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 all highest latencies:
System rack1slot1.osadl.org (updated Wed Jun 17, 2026 12:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
128632217144,24sleep20-21swapper/207:05:092
148652210171,25sleep00-21swapper/007:08:370
149202202162,26sleep30-21swapper/307:09:203
147052197159,24sleep10-21swapper/107:06:341
206082750,0sleep20-21swapper/207:20:002
15063991211,1cyclictest9-21ksoftirqd/009:55:000
1506399119,1cyclictest9-21ksoftirqd/011:35:470
1506399113,4cyclictest5792-21cat09:05:010
1506399110,10cyclictest0-21swapper/010:00:170
1508099109,1cyclictest28-21ksoftirqd/212:32:412
1508099108,1cyclictest28-21ksoftirqd/211:24:592
1508099103,7cyclictest15050-21cyclictest09:48:132
15080991010,0cyclictest28-21ksoftirqd/212:02:082
1506399108,1cyclictest9-21ksoftirqd/007:30:010
1506399108,1cyclictest5643-21sh10:32:420
1506399107,1cyclictest9-21ksoftirqd/008:54:590
1506399102,5cyclictest29699-21kworker/0:012:12:180
150809998,1cyclictest28-21ksoftirqd/210:40:002
150809997,1cyclictest28-21ksoftirqd/207:28:172
150809995,4cyclictest0-21swapper/210:26:462
150639994,2cyclictest240-21systemd-journal10:45:000
150639991,4cyclictest31599-21perf10:25:000
150639991,3cyclictest9-21ksoftirqd/010:56:260
150639990,5cyclictest26717-21munin-run09:35:010
150639990,1cyclictest0-21swapper/011:40:180
8445286,1sleep09-21ksoftirqd/009:10:120
25430287,0sleep335-21ksoftirqd/312:28:523
150889987,1cyclictest35-21ksoftirqd/309:15:003
150889986,1cyclictest1029-21snmpd11:38:033
150889982,4cyclictest35-21ksoftirqd/309:29:113
150889980,3cyclictest0-21swapper/307:45:123
150809986,1cyclictest61650irq/122-eno109:20:122
150809986,1cyclictest1029-21snmpd09:28:022
150809980,6cyclictest0-21swapper/209:15:102
150729981,1cyclictest0-21swapper/107:22:371
150639987,1cyclictest9-21ksoftirqd/012:35:010
150639987,1cyclictest9-21ksoftirqd/007:25:000
150639986,1cyclictest9-21ksoftirqd/010:55:010
150639986,1cyclictest1029-21snmpd11:59:110
150639986,1cyclictest1029-21snmpd11:28:080
150639986,1cyclictest1029-21snmpd07:50:310
150639985,2cyclictest583-21in:imuxsock11:10:010
150639981,5cyclictest0-21swapper/010:25:110
150639981,4cyclictest19399-21netstat07:15:150
150639980,7cyclictest23840-21dpkg08:35:100
150639980,5cyclictest9750-21apt-get09:55:100
150639980,4cyclictest19581-21aten_r1power_fr09:25:100
150639980,1cyclictest477-21ssh09:41:140
150889976,1cyclictest1029-21snmpd12:35:153
150889976,1cyclictest1029-21snmpd09:01:583
150889976,1cyclictest1029-21snmpd08:46:283
150889975,1cyclictest28002-21ssh11:02:523
150889975,1cyclictest13250-21ssh10:43:023
150889975,1cyclictest1029-21snmpd11:57:383
150889975,1cyclictest1029-21snmpd11:43:153
150889975,1cyclictest1029-21snmpd10:30:393
150889975,1cyclictest1029-21snmpd08:15:453
150889975,1cyclictest1029-21snmpd07:36:423
150889975,1cyclictest1029-21snmpd07:16:423
150889973,1cyclictest13748-21sed08:10:213
150889972,1cyclictest35-21ksoftirqd/309:33:303
150889971,3cyclictest8104-21diskmemload11:46:123
150889970,4cyclictest5047-21ntp_states11:15:173
150889970,4cyclictest1251-21apt-get08:55:093
150889970,3cyclictest0-21swapper/312:03:043
150809976,1cyclictest61650irq/122-eno112:35:002
150809976,1cyclictest61650irq/122-eno112:15:062
150809976,1cyclictest61650irq/122-eno112:11:172
150809976,1cyclictest61650irq/122-eno111:55:122
150809976,1cyclictest61650irq/122-eno111:25:092
150809976,1cyclictest61650irq/122-eno109:55:002
150809976,1cyclictest24726-21nscd09:05:122
150809976,0cyclictest61650irq/122-eno110:40:282
150809975,1cyclictest61650irq/122-eno110:30:142
150809975,1cyclictest20728-21ssh10:53:362
150809975,1cyclictest1029-21snmpd11:42:592
150809974,3cyclictest693-21runrttasks12:29:112
150809973,3cyclictest28-21ksoftirqd/211:07:022
150809973,1cyclictest0-21swapper/209:40:202
150809971,6cyclictest0-21swapper/212:22:362
150809971,5cyclictest1029-21snmpd10:18:492
150809971,2cyclictest0-21swapper/208:10:132
150809970,3cyclictest0-21swapper/207:55:112
150729971,6cyclictest0-21swapper/111:34:531
150729970,6cyclictest0-21swapper/108:20:171
150729970,4cyclictest0-21swapper/111:25:311
150729970,3cyclictest0-21swapper/110:50:101
150729970,3cyclictest0-21swapper/109:35:021
150729970,1cyclictest0-21swapper/110:22:461
150729970,1cyclictest0-21swapper/109:33:281
150729970,1cyclictest0-21swapper/109:20:121
150639976,1cyclictest9-21ksoftirqd/008:00:010
150639976,1cyclictest21601-21cat10:10:130
150639975,1cyclictest733-21sshd10:05:180
150639975,1cyclictest6729-21apt-get10:35:140
150639975,1cyclictest4438-21ssh09:47:040
150639975,1cyclictest1029-21snmpd08:02:220
150639975,1cyclictest1029-21snmpd07:40:490
150639975,1cyclictest0-21swapper/011:00:120
150639974,2cyclictest8104-21diskmemload12:37:550
150639974,1cyclictest240-21systemd-journal11:34:590
150639972,2cyclictest8104-21diskmemload12:20:070
150639972,2cyclictest548-21systemd-logind07:15:010
150639971,5cyclictest27948-21apt-get07:35:120
150639970,6cyclictest3422-1kworker/u9:011:15:170
150639970,6cyclictest3234-21ssh11:14:000
150639970,6cyclictest29069-21ssh09:35:380
150639970,6cyclictest1747-21ntpd11:47:370
150639970,6cyclictest0-21swapper/012:17:240
150639970,6cyclictest0-21swapper/009:15:140
150639970,1cyclictest8104-21diskmemload10:18:010
150639970,1cyclictest29623-21tr11:50:120
150639970,1cyclictest17035-21ssh10:48:280
150639970,1cyclictest15752-21apt-get09:20:110
150639970,1cyclictest0-21swapper/012:05:040
150639970,1cyclictest0-21swapper/008:05:150
32413266,0sleep10-21swapper/107:44:511
16589260,4sleep20-21swapper/207:10:212
150889966,0cyclictest8104-21diskmemload11:06:263
150889965,1cyclictest8583-21ssh10:35:373
150889965,1cyclictest4458-21ssh09:47:063
150889965,1cyclictest35-21ksoftirqd/310:47:103
150889965,1cyclictest29714-21ssh10:20:203
150889965,1cyclictest28317-21ssh12:31:353
150889965,1cyclictest27667-21ssh10:19:233
150889965,1cyclictest22535-21ssh10:10:293
150889965,1cyclictest20847-21ssh12:21:043
150889965,1cyclictest15381-21ssh10:00:523
150889965,1cyclictest1029-21snmpd09:37:023
150889964,1cyclictest8104-21diskmemload11:27:053
150889964,1cyclictest31871-21memory09:40:133
150889964,1cyclictest16598-21fgrep07:10:193
150889964,1cyclictest1029-21snmpd08:31:543
150889963,1cyclictest8104-21diskmemload11:32:533
150889962,2cyclictest8104-21diskmemload10:50:423
150889962,2cyclictest1029-21snmpd09:54:233
150889962,2cyclictest0-21swapper/311:10:193
150889961,4cyclictest23366-21unixbench_multi10:55:193
150889961,3cyclictest17058-21apt-get10:05:123
150889961,3cyclictest1029-21snmpd12:15:453
150889961,3cyclictest0-21swapper/310:25:143
150889961,3cyclictest0-21swapper/307:25:143
150889961,2cyclictest0-21swapper/309:15:153
150889960,6cyclictest0-21swapper/312:08:253
150889960,4cyclictest20457-21rt-features08:25:203
150889960,2cyclictest1029-21snmpd08:52:093
150889960,1cyclictest240-21systemd-journal11:24:553
150889960,1cyclictest16685-21irqstats09:20:173
150889960,1cyclictest0-21swapper/311:51:573
150809966,0cyclictest61650irq/122-eno111:45:042
150809966,0cyclictest61650irq/122-eno111:10:072
150809966,0cyclictest61650irq/122-eno110:20:152
150809966,0cyclictest61650irq/122-eno110:00:132
150809966,0cyclictest61650irq/122-eno109:55:192
150809966,0cyclictest61650irq/122-eno109:31:522
150809966,0cyclictest61650irq/122-eno109:10:192
150809966,0cyclictest61650irq/122-eno108:29:312
150809966,0cyclictest61650irq/122-eno108:05:222
150809966,0cyclictest61650irq/122-eno108:03:582
150809966,0cyclictest61650irq/122-eno107:33:162
150809965,1cyclictest61650irq/122-eno111:00:212
150809965,0cyclictest61650irq/122-eno111:15:112
150809965,0cyclictest61650irq/122-eno110:13:262
150809965,0cyclictest14970-21ssh10:45:152
150809964,1cyclictest61650irq/122-eno108:20:182
150809964,1cyclictest61650irq/122-eno107:40:132
150809961,3cyclictest15818-21memory11:30:162
150809961,2cyclictest0-21swapper/210:05:112
150809961,1cyclictest240-21systemd-journal11:35:002
150809960,6cyclictest8782-21if_err_eno112:05:152
150809960,6cyclictest21650-21ssh10:55:022
150809960,6cyclictest0-21swapper/211:50:052
150809960,6cyclictest0-21swapper/208:39:082
150809960,6cyclictest0-21swapper/207:52:282
150809960,5cyclictest1014-21cron08:54:592
150809960,5cyclictest0-21swapper/208:45:182
150809960,4cyclictest30095-21nscd08:30:182
150809960,4cyclictest0-21swapper/209:00:062
150809960,1cyclictest0-21swapper/209:35:122
150729966,0cyclictest21-21ksoftirqd/109:07:531
150729965,1cyclictest0-21swapper/107:32:281
150729964,1cyclictest0-21swapper/112:25:111
150729961,2cyclictest0-21swapper/109:25:181
150729960,6cyclictest0-21swapper/112:34:361
150729960,6cyclictest0-21swapper/112:18:451
150729960,6cyclictest0-21swapper/111:58:251
150729960,6cyclictest0-21swapper/111:35:431
150729960,6cyclictest0-21swapper/111:11:321
150729960,6cyclictest0-21swapper/110:30:191
150729960,6cyclictest0-21swapper/108:43:271
150729960,6cyclictest0-21swapper/108:26:321
150729960,6cyclictest0-21swapper/107:53:201
150729960,6cyclictest0-21swapper/107:27:511
150729960,6cyclictest0-21swapper/107:16:361
150729960,5cyclictest0-21swapper/112:36:401
150729960,5cyclictest0-21swapper/108:05:071
150729960,5cyclictest0-21swapper/107:45:161
150729960,2cyclictest0-21swapper/111:50:001
150729960,1cyclictest0-21swapper/112:10:141
150729960,1cyclictest0-21swapper/111:01:221
150729960,1cyclictest0-21swapper/109:45:161
150639965,1cyclictest27656-1kworker/u9:012:00:150
150639965,1cyclictest1029-21snmpd08:34:080
150639964,1cyclictest1029-21snmpd09:07:060
150639961,1cyclictest0-21swapper/008:20:190
150639960,5cyclictest7520-21ssh11:20:090
150639960,5cyclictest20407-21ps08:25:200
150639960,5cyclictest0-21swapper/007:48:190
150639960,1cyclictest1248-21/usr/sbin/munin08:55:110
150639960,1cyclictest0-21swapper/012:25:100
150639960,0cyclictest0-21swapper/008:40:160
150639960,0cyclictest0-21swapper/007:31:220
150889954,1cyclictest31472-21sshd07:40:163
150889954,1cyclictest27513-21idleruntime-cro07:35:013
150889954,1cyclictest1029-21snmpd09:05:463
150889952,3cyclictest16776-21/usr/sbin/munin08:20:153
150889950,3cyclictest0-21swapper/309:55:103
150889950,3cyclictest0-21swapper/308:05:173
150889950,2cyclictest21804-21awk07:20:163
150889950,2cyclictest0-21swapper/312:11:413
150889950,2cyclictest0-21swapper/308:35:103
150809955,0cyclictest61650irq/122-eno108:55:102
150809955,0cyclictest61650irq/122-eno108:42:172
150809955,0cyclictest61650irq/122-eno107:45:232
150809950,2cyclictest0-21swapper/207:35:132
150809950,1cyclictest0-21swapper/207:20:102
150729955,0cyclictest0-21swapper/112:24:411
150729955,0cyclictest0-21swapper/111:42:181
150729955,0cyclictest0-21swapper/110:12:211
150729953,1cyclictest6866-21chrt07:57:271
150729952,2cyclictest0-21swapper/110:18:261
150729951,1cyclictest0-21swapper/109:12:071
150729951,1cyclictest0-21swapper/109:00:121
150729950,5cyclictest0-21swapper/112:08:051
150729950,5cyclictest0-21swapper/111:23:571
150729950,5cyclictest0-21swapper/110:27:341
150729950,5cyclictest0-21swapper/109:54:031
150729950,5cyclictest0-21swapper/108:15:581
150729950,5cyclictest0-21swapper/108:10:161
150729950,4cyclictest0-21swapper/110:00:111
150729950,4cyclictest0-21swapper/109:44:541
150729950,3cyclictest0-21swapper/111:06:341
150729950,3cyclictest0-21swapper/110:56:061
150729950,3cyclictest0-21swapper/110:38:031
150729950,3cyclictest0-21swapper/108:59:591
150729950,3cyclictest0-21swapper/108:35:111
150729950,2cyclictest0-21swapper/110:40:011
150729950,2cyclictest0-21swapper/109:55:261
150729950,2cyclictest0-21swapper/107:40:011
150729950,1cyclictest0-21swapper/111:50:121
150729950,1cyclictest0-21swapper/109:15:111
150729950,0cyclictest0-21swapper/112:04:511
150729950,0cyclictest0-21swapper/108:45:211
150639953,1cyclictest1029-21snmpd08:16:120
150639950,5cyclictest0-21swapper/008:10:130
150639950,4cyclictest0-21swapper/008:45:140
150889943,1cyclictest7399-21aten_r1power_fr08:00:123
150889943,1cyclictest35-21ksoftirqd/307:55:043
150889943,1cyclictest26447-21cpuspeed_turbos08:40:133
150889943,1cyclictest2601-21/usr/sbin/munin07:50:113
150809944,0cyclictest61650irq/122-eno108:15:002
150729944,0cyclictest0-21swapper/110:06:171
150729942,1cyclictest0-21swapper/107:10:121
150729940,2cyclictest0-21swapper/111:15:121
150729940,1cyclictest0-21swapper/110:47:371
150729940,0cyclictest0-21swapper/108:50:201
150729931,1cyclictest9174-21taskset08:01:371
150729931,1cyclictest0-21swapper/108:30:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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