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2026-05-30 - 23:06
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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 Sat May 30, 2026 12:45:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
124062215151,22sleep30-21swapper/307:07:433
125272214150,21sleep20-21swapper/207:09:202
122942213156,45sleep00-21swapper/007:06:160
122752205149,42sleep10-21swapper/107:06:011
294852630,0sleep10-21swapper/111:50:211
274982610,0sleep00-21swapper/011:49:240
10862610,0sleep20-21swapper/211:12:332
31952560,1sleep30-21swapper/310:30:213
141122180,0sleep20-21swapper/208:19:542
292072140,0sleep30-21swapper/311:50:193
12666991310,2cyclictest10865-21ssh10:41:112
1265799130,12cyclictest0-21swapper/107:20:141
1266699126,6cyclictest0-21swapper/210:53:442
1266699126,5cyclictest5714-21diskmemload10:35:152
1266699126,5cyclictest17501-21basename09:25:122
12666991210,2cyclictest5714-21diskmemload10:30:112
12666991210,1cyclictest26189-21sendmail-msp10:20:012
12666991210,1cyclictest25223-21grep07:35:012
12657991212,0cyclictest0-21swapper/110:15:111
12673991110,1cyclictest35-21ksoftirqd/308:09:593
1266699119,2cyclictest0-21swapper/212:25:132
12666991110,1cyclictest0-21swapper/209:52:222
1266699111,4cyclictest0-21swapper/211:44:592
1265399119,1cyclictest9-21ksoftirqd/012:40:000
1265399112,4cyclictest9482-21sed09:15:000
325512100,0sleep05714-21diskmemload10:27:100
1267399108,1cyclictest35-21ksoftirqd/312:20:003
1266699109,1cyclictest17242-21gzip07:15:182
1266699109,1cyclictest0-21swapper/212:20:132
1266699109,1cyclictest0-21swapper/211:20:292
1266699109,1cyclictest0-21swapper/211:00:332
1266699109,1cyclictest0-21swapper/209:31:572
1266699109,1cyclictest0-21swapper/208:45:122
1266699109,1cyclictest0-21swapper/208:35:112
1266699109,1cyclictest0-21swapper/208:25:202
1266699108,2cyclictest0-21swapper/207:40:162
1266699106,4cyclictest0-21swapper/210:13:442
1266699106,4cyclictest0-21swapper/210:13:432
1266699106,3cyclictest1029-21snmpd12:00:172
1266699102,7cyclictest15378-21/usr/sbin/munin10:05:132
1266699101,8cyclictest271rcuc/212:37:442
1266699101,8cyclictest25428-21awk09:35:142
1266699100,4cyclictest0-21swapper/210:25:112
1265399108,1cyclictest5714-21diskmemload12:16:080
4703290,0sleep10-21swapper/111:17:221
126739999,0cyclictest35-21ksoftirqd/309:59:163
126739998,1cyclictest35-21ksoftirqd/312:34:593
126739998,1cyclictest35-21ksoftirqd/310:20:013
126739997,1cyclictest35-21ksoftirqd/307:20:123
126739997,1cyclictest1029-21snmpd07:52:393
126739991,7cyclictest8750-21kworker/u8:011:07:443
126669998,1cyclictest0-21swapper/211:46:282
126669998,1cyclictest0-21swapper/211:25:132
126669998,1cyclictest0-21swapper/211:08:182
126669998,1cyclictest0-21swapper/210:20:142
126669998,1cyclictest0-21swapper/209:20:052
126669998,1cyclictest0-21swapper/209:15:332
126669998,1cyclictest0-21swapper/208:40:172
126669998,1cyclictest0-21swapper/207:50:192
126669997,1cyclictest8735-21unixbench_multi08:05:222
126669997,1cyclictest28-21ksoftirqd/208:05:002
126669996,3cyclictest0-21swapper/211:51:282
126669996,2cyclictest0-21swapper/209:46:352
126669996,2cyclictest0-21swapper/209:13:352
126669994,4cyclictest0-21swapper/211:32:572
126669994,4cyclictest0-21swapper/209:40:072
126669993,4cyclictest10694-21expr12:10:132
126669993,4cyclictest0-21swapper/212:05:212
126669991,8cyclictest271rcuc/210:01:002
126669991,8cyclictest271rcuc/207:35:142
126669991,6cyclictest0-21swapper/211:18:192
126669991,1cyclictest28-21ksoftirqd/210:55:422
126669991,0cyclictest28-21ksoftirqd/211:36:322
126579990,4cyclictest0-21swapper/110:05:111
126539998,1cyclictest9-21ksoftirqd/010:16:360
126539994,2cyclictest240-21systemd-journal08:55:000
126539993,3cyclictest21239-21perf08:35:010
126539992,3cyclictest27518-21cat07:40:010
126539991,6cyclictest30077-21/usr/sbin/munin07:45:130
126739987,1cyclictest35-21ksoftirqd/311:35:003
126739987,1cyclictest35-21ksoftirqd/310:40:003
126739986,1cyclictest35-21ksoftirqd/310:04:593
126739986,1cyclictest1029-21snmpd08:48:123
126739980,4cyclictest1029-21snmpd12:35:573
126739980,2cyclictest0-21swapper/310:50:133
126739980,0cyclictest0-21swapper/310:21:343
126669987,1cyclictest2241-21memory09:00:152
126669985,3cyclictest0-21swapper/211:56:372
126669984,3cyclictest0-21swapper/208:55:142
126669981,6cyclictest0-21swapper/212:15:052
126669980,8cyclictest28-21ksoftirqd/209:05:102
126669980,8cyclictest28-21ksoftirqd/208:30:102
126669980,8cyclictest28-21ksoftirqd/208:10:362
126669980,8cyclictest28-21ksoftirqd/207:45:062
126669980,8cyclictest28-21ksoftirqd/207:10:282
126669980,0cyclictest28-21ksoftirqd/212:30:042
126669980,0cyclictest28-21ksoftirqd/210:45:022
126669980,0cyclictest28-21ksoftirqd/209:55:422
126669980,0cyclictest28-21ksoftirqd/208:50:242
126669980,0cyclictest28-21ksoftirqd/208:20:242
126669980,0cyclictest28-21ksoftirqd/208:20:242
126669980,0cyclictest28-21ksoftirqd/207:56:062
126669980,0cyclictest28-21ksoftirqd/207:25:062
126669980,0cyclictest28-21ksoftirqd/207:25:062
126669980,0cyclictest28-21ksoftirqd/207:20:042
126539987,1cyclictest5074-21ssh11:18:260
126539986,1cyclictest9-21ksoftirqd/008:25:010
126539986,1cyclictest9-21ksoftirqd/008:25:010
126539986,1cyclictest1029-21snmpd12:31:030
126539986,1cyclictest1029-21snmpd11:01:090
126539985,0cyclictest0-21swapper/007:55:270
126539984,3cyclictest1029-21snmpd10:45:240
126539984,2cyclictest240-21systemd-journal08:50:000
126539983,5cyclictest18600-21perf10:10:000
126539983,4cyclictest5714-21diskmemload12:06:340
126539983,3cyclictest0-21swapper/007:25:120
126539983,3cyclictest0-21swapper/007:25:120
126539981,4cyclictest5714-21diskmemload09:38:380
126539980,7cyclictest5902-21ntp_states08:00:170
126539980,7cyclictest17064-21ssh09:24:450
126539980,7cyclictest0-21swapper/010:40:160
126539980,4cyclictest7546-21apt-get09:55:110
126539980,4cyclictest29921-21perf10:25:010
20077270,1sleep1203-21jbd2/sda2-808:30:161
126739976,1cyclictest22337-21cat08:35:153
126739976,1cyclictest21016-21ntpq10:55:193
126739976,1cyclictest16362-21ntpq10:05:183
126739976,1cyclictest1029-21snmpd11:15:533
126739976,1cyclictest1029-21snmpd09:12:493
126739976,1cyclictest1029-21snmpd09:00:173
126739976,1cyclictest1029-21snmpd08:57:573
126739976,1cyclictest1029-21snmpd08:53:513
126739976,1cyclictest1029-21snmpd08:22:443
126739976,1cyclictest1029-21snmpd08:22:433
126739975,1cyclictest31379-21ssh09:42:223
126739975,1cyclictest1029-21snmpd12:12:533
126739975,1cyclictest1029-21snmpd12:00:233
126739975,1cyclictest1029-21snmpd10:14:143
126739975,1cyclictest1029-21snmpd10:14:143
126739975,1cyclictest1029-21snmpd08:10:113
126739971,3cyclictest15918-21apt-get07:15:123
126739971,2cyclictest0-21swapper/311:13:163
126739970,5cyclictest0-21swapper/312:09:343
126739970,2cyclictest0-21swapper/311:40:003
126739970,2cyclictest0-21swapper/311:25:513
126739970,2cyclictest0-21swapper/309:36:163
126579973,0cyclictest0-21swapper/111:28:101
126579973,0cyclictest0-21swapper/109:58:361
126579972,4cyclictest203-21jbd2/sda2-808:50:221
126579971,2cyclictest0-21swapper/110:10:171
126579971,2cyclictest0-21swapper/110:10:171
126579970,7cyclictest0-21swapper/111:30:191
126579970,6cyclictest0-21swapper/112:20:151
126579970,4cyclictest0-21swapper/109:35:161
126579970,0cyclictest0-21swapper/108:00:131
126539976,1cyclictest2731-21ssh09:47:340
126539976,1cyclictest1029-21snmpd12:24:110
126539976,1cyclictest1029-21snmpd08:19:180
126539975,1cyclictest5714-21diskmemload11:40:110
126539975,1cyclictest1029-21snmpd11:54:430
126539975,1cyclictest1029-21snmpd08:28:510
126539975,1cyclictest1029-21snmpd07:19:340
126539972,4cyclictest21627-21apt-get12:25:120
126539971,5cyclictest18291-21/usr/sbin/munin07:20:130
126539971,4cyclictest5512-1kworker/u9:011:20:310
126539971,3cyclictest5714-21diskmemload11:35:190
126539971,1cyclictest5714-21diskmemload10:30:150
126539971,0cyclictest21360-21ssh10:12:280
126539971,0cyclictest21360-21ssh10:12:270
126539970,6cyclictest9192-21seq08:09:560
126539970,6cyclictest29883-21ssh11:07:450
126539970,6cyclictest22700-21proc_pri08:35:190
126539970,6cyclictest13129-21ssh10:00:320
126539970,6cyclictest0-21swapper/011:30:150
126539970,6cyclictest0-21swapper/010:50:130
126539970,6cyclictest0-21swapper/009:50:150
126539970,6cyclictest0-21swapper/009:15:510
126539970,4cyclictest12264-21ssh12:10:470
126539970,1cyclictest5714-21diskmemload09:25:190
126539970,1cyclictest29250-21cat09:40:120
126539970,1cyclictest24512-21fschecks_time08:40:130
126539970,1cyclictest0-21swapper/011:55:160
126539970,1cyclictest0-21swapper/011:12:550
5041260,0sleep10-21swapper/112:01:111
18831260,0sleep10-21swapper/111:35:341
126739966,0cyclictest35-21ksoftirqd/307:50:003
126739966,0cyclictest0-21swapper/309:46:303
126739965,1cyclictest8618-21ssh11:23:003
126739965,1cyclictest3839-21ssh09:50:073
126739965,1cyclictest35-21ksoftirqd/308:05:003
126739965,1cyclictest32674-21ssh10:27:313
126739965,1cyclictest25749-21ssh11:01:283
126739965,1cyclictest23948-21ssh12:26:563
126739965,1cyclictest20308-21ssh09:28:003
126739964,1cyclictest14671-21seq07:11:053
126739964,1cyclictest1029-21snmpd09:07:313
126739964,1cyclictest1029-21snmpd08:33:323
126739962,3cyclictest14682-21ssh10:46:353
126739962,2cyclictest240-21systemd-journal07:40:013
126739962,0cyclictest5714-21diskmemload09:20:193
126739960,4cyclictest4579-21cut08:00:003
126739960,4cyclictest0-21swapper/312:21:253
126739960,3cyclictest0-21swapper/311:42:433
126739960,3cyclictest0-21swapper/310:41:293
126739960,3cyclictest0-21swapper/309:15:133
126739960,2cyclictest25350-21apt-get07:35:103
126739960,2cyclictest0-21swapper/307:25:123
126739960,2cyclictest0-21swapper/307:25:113
126579963,3cyclictest56-21kworker/1:110:32:101
126579961,3cyclictest0-21swapper/110:00:101
126579960,6cyclictest0-21swapper/112:18:351
126579960,6cyclictest0-21swapper/112:12:581
126579960,6cyclictest0-21swapper/111:14:511
126579960,6cyclictest0-21swapper/110:58:001
126579960,6cyclictest0-21swapper/110:53:081
126579960,6cyclictest0-21swapper/109:48:011
126579960,6cyclictest0-21swapper/108:29:021
126579960,6cyclictest0-21swapper/108:21:271
126579960,6cyclictest0-21swapper/108:21:271
126579960,6cyclictest0-21swapper/107:31:401
126579960,5cyclictest0-21swapper/111:00:141
126579960,5cyclictest0-21swapper/110:45:141
126579960,5cyclictest0-21swapper/110:25:161
126579960,5cyclictest0-21swapper/107:15:161
126579960,3cyclictest0-21swapper/110:23:011
126579960,3cyclictest0-21swapper/108:37:251
126579960,1cyclictest0-21swapper/110:42:261
126579960,1cyclictest0-21swapper/109:09:151
126579960,0cyclictest0-21swapper/108:05:131
126539965,1cyclictest869-21sort08:59:590
126539965,1cyclictest2113-21cat09:00:140
126539964,1cyclictest5714-21diskmemload10:35:140
126539964,1cyclictest1029-21snmpd12:01:500
126539960,6cyclictest15182-1kworker/u9:109:30:010
126539960,6cyclictest0-21swapper/010:55:160
126539960,6cyclictest0-21swapper/007:53:530
126539960,6cyclictest0-21swapper/007:40:460
126539960,5cyclictest0-21swapper/011:25:110
126539960,2cyclictest0-21swapper/007:10:190
126539960,0cyclictest0-21swapper/009:09:140
126539960,0cyclictest0-21swapper/007:32:200
126739954,1cyclictest1029-21snmpd07:33:193
126739954,0cyclictest23820-21apt-get08:40:113
126739953,1cyclictest23387-21ssh09:30:593
126739951,2cyclictest32221-21diskstats11:55:133
126739950,3cyclictest16743-21apt-get08:25:113
126739950,3cyclictest0-21swapper/311:45:083
126579955,0cyclictest0-21swapper/109:33:451
126579955,0cyclictest0-21swapper/109:26:241
126579955,0cyclictest0-21swapper/109:18:251
126579953,1cyclictest206512sleep107:25:121
126579953,1cyclictest206512sleep107:25:121
126579952,3cyclictest0-21swapper/109:02:521
126579952,3cyclictest0-21swapper/108:40:141
126579952,2cyclictest0-21swapper/112:26:001
126579952,1cyclictest0-21swapper/108:45:231
126579951,3cyclictest0-21swapper/108:15:151
126579950,5cyclictest0-21swapper/112:33:301
126579950,5cyclictest0-21swapper/111:20:481
126579950,5cyclictest0-21swapper/108:57:541
126579950,5cyclictest0-21swapper/108:14:591
126579950,5cyclictest0-21swapper/107:55:271
126579950,5cyclictest0-21swapper/107:48:411
126579950,5cyclictest0-21swapper/107:10:411
126579950,3cyclictest0-21swapper/112:07:271
126579950,3cyclictest0-21swapper/111:55:131
126579950,3cyclictest0-21swapper/109:50:391
126579950,3cyclictest0-21swapper/107:53:311
126579950,2cyclictest0-21swapper/112:38:271
126579950,2cyclictest0-21swapper/111:46:441
126579950,2cyclictest0-21swapper/110:35:161
126579950,1cyclictest0-21swapper/109:42:491
126579950,1cyclictest0-21swapper/109:23:151
126539950,0cyclictest0-21swapper/008:11:190
126739942,1cyclictest12764-21gltestperf08:15:143
126579944,0cyclictest0-21swapper/107:42:241
126579943,1cyclictest0-21swapper/111:05:211
126579940,2cyclictest0-21swapper/111:40:281
126579940,2cyclictest0-21swapper/109:10:141
126579940,1cyclictest0-21swapper/107:35:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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