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2025-11-08 - 20:19
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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 Nov 08, 2025 12:45:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256432211150,48sleep00-21swapper/007:06:520
257332202161,27sleep20-21swapper/207:08:012
256212200161,25sleep30-21swapper/307:06:343
255922198159,26sleep10-21swapper/107:06:121
26014992323,0cyclictest28-21ksoftirqd/209:24:252
26014991919,0cyclictest28-21ksoftirqd/210:48:492
26014991915,4cyclictest0-21swapper/211:57:452
26014991818,0cyclictest28-21ksoftirqd/211:06:102
26014991818,0cyclictest28-21ksoftirqd/210:32:482
26014991817,1cyclictest28-21ksoftirqd/209:19:292
26014991817,1cyclictest28-21ksoftirqd/207:15:192
26014991814,4cyclictest0-21swapper/208:13:522
26014991717,0cyclictest28-21ksoftirqd/210:25:472
26014991717,0cyclictest28-21ksoftirqd/210:21:132
26014991717,0cyclictest28-21ksoftirqd/210:04:272
26014991717,0cyclictest28-21ksoftirqd/209:25:132
26014991616,0cyclictest28-21ksoftirqd/212:33:162
26014991616,0cyclictest28-21ksoftirqd/212:16:032
26014991616,0cyclictest28-21ksoftirqd/211:52:282
26014991616,0cyclictest28-21ksoftirqd/211:27:542
26014991616,0cyclictest28-21ksoftirqd/210:13:392
26014991616,0cyclictest28-21ksoftirqd/209:59:582
26014991616,0cyclictest28-21ksoftirqd/209:38:092
26014991616,0cyclictest28-21ksoftirqd/209:13:102
26014991615,1cyclictest28-21ksoftirqd/212:20:532
26014991615,1cyclictest28-21ksoftirqd/211:17:522
26014991612,4cyclictest0-21swapper/208:02:392
26014991515,0cyclictest28-21ksoftirqd/212:26:302
26014991515,0cyclictest28-21ksoftirqd/212:01:272
26014991515,0cyclictest28-21ksoftirqd/211:31:572
26014991515,0cyclictest28-21ksoftirqd/211:10:182
26014991515,0cyclictest28-21ksoftirqd/210:50:262
26014991515,0cyclictest28-21ksoftirqd/210:07:352
26014991515,0cyclictest28-21ksoftirqd/209:33:412
26014991514,1cyclictest28-21ksoftirqd/211:00:312
26014991414,0cyclictest28-21ksoftirqd/211:41:552
26014991414,0cyclictest28-21ksoftirqd/211:38:142
26014991414,0cyclictest28-21ksoftirqd/211:24:132
26014991414,0cyclictest28-21ksoftirqd/210:58:402
26014991414,0cyclictest28-21ksoftirqd/210:35:322
26014991414,0cyclictest28-21ksoftirqd/210:15:502
26014991413,1cyclictest28-21ksoftirqd/208:20:002
26014991412,1cyclictest28-21ksoftirqd/212:13:552
26014991313,0cyclictest28-21ksoftirqd/212:36:052
26014991313,0cyclictest28-21ksoftirqd/212:05:532
26014991313,0cyclictest28-21ksoftirqd/209:52:072
26014991313,0cyclictest28-21ksoftirqd/209:49:142
26014991312,1cyclictest28-21ksoftirqd/211:45:122
26014991311,1cyclictest28-21ksoftirqd/209:41:352
2601499130,13cyclictest0-21swapper/208:58:392
25997991313,0cyclictest18679-21diskmemload10:30:400
26014991212,0cyclictest28-21ksoftirqd/210:40:132
26014991211,1cyclictest28-21ksoftirqd/207:35:002
26014991210,1cyclictest28-21ksoftirqd/207:50:222
26014991210,1cyclictest28-21ksoftirqd/207:49:592
2601499120,0cyclictest0-21swapper/209:09:492
2601499120,0cyclictest0-21swapper/208:36:152
2601499120,0cyclictest0-21swapper/207:29:072
2601499119,1cyclictest28-21ksoftirqd/209:05:012
2601499119,1cyclictest28-21ksoftirqd/208:45:002
2601499119,1cyclictest28-21ksoftirqd/208:30:142
26014991111,0cyclictest28-21ksoftirqd/208:47:192
26014991110,1cyclictest28-21ksoftirqd/208:25:132
26014991110,1cyclictest28-21ksoftirqd/207:45:002
26014991110,1cyclictest28-21ksoftirqd/207:20:112
26014991110,1cyclictest28-21ksoftirqd/207:15:012
26014991110,1cyclictest28-21ksoftirqd/207:15:002
26003991111,0cyclictest0-21swapper/108:53:441
2602099108,1cyclictest7688-21sh10:21:183
2602099108,1cyclictest35-21ksoftirqd/309:20:013
2602099108,1cyclictest35-21ksoftirqd/308:49:593
2601499109,1cyclictest28-21ksoftirqd/208:20:162
2601499109,1cyclictest28-21ksoftirqd/207:55:162
2601499109,1cyclictest28-21ksoftirqd/207:35:132
2601499108,1cyclictest28-21ksoftirqd/208:50:172
2601499108,1cyclictest28-21ksoftirqd/208:05:152
2599799109,1cyclictest9-21ksoftirqd/012:18:120
2599799108,2cyclictest18793-21ssh09:52:090
260209996,2cyclictest8627-21ssh11:09:513
260039990,8cyclictest0-21swapper/109:25:201
260039990,6cyclictest200-21jbd2/sda2-808:15:571
259979998,1cyclictest9-21ksoftirqd/011:20:000
259979998,1cyclictest9-21ksoftirqd/009:34:450
260209987,1cyclictest35-21ksoftirqd/309:55:003
260209986,1cyclictest35-21ksoftirqd/307:13:273
260209986,1cyclictest35-21ksoftirqd/307:13:263
260209981,7cyclictest22344-21runrttasks12:14:083
260209981,3cyclictest14206-21apt-get09:00:143
260209980,2cyclictest0-21swapper/310:30:133
260039980,5cyclictest0-21swapper/111:45:051
259979988,0cyclictest9-21ksoftirqd/012:02:010
259979986,2cyclictest7024-21ssh12:37:250
259979986,1cyclictest458-21ssh10:11:290
259979986,1cyclictest1925-21apt-get10:15:120
259979986,1cyclictest19110-21snmpd10:41:230
259979986,1cyclictest19110-21snmpd09:42:560
259979983,4cyclictest18679-21diskmemload10:00:190
259979981,6cyclictest9494-1kworker/u9:011:10:250
259979981,6cyclictest29055-21ssh10:05:420
259979981,6cyclictest11435-1kworker/u9:109:45:210
259979980,7cyclictest29978-21apt-get12:25:150
259979980,1cyclictest8498-21ssh11:54:550
259979980,1cyclictest21145-21ssh09:11:510
18221280,0sleep018679-21diskmemload11:21:200
260209977,0cyclictest35-21ksoftirqd/310:39:433
260209976,1cyclictest19110-21snmpd12:26:393
260209975,2cyclictest557-21nscd09:55:353
260209975,1cyclictest9707-21cat07:40:173
260209975,1cyclictest4220-21ssh11:02:123
260209975,1cyclictest28591-21ssh12:21:293
260209975,1cyclictest23564-21ssh10:00:113
260209975,1cyclictest19162-21cat08:00:173
260209975,1cyclictest19110-21snmpd09:31:323
260209975,1cyclictest19110-21snmpd08:57:593
260209975,1cyclictest19110-21snmpd08:05:373
260209975,1cyclictest19110-21snmpd07:23:483
260209974,2cyclictest0-21swapper/311:58:153
260209973,2cyclictest7169-21timerwakeupswit09:35:253
260209973,0cyclictest18679-21diskmemload09:48:503
260209972,4cyclictest9470-21apt-get08:50:123
260209972,4cyclictest1099-21apt-get12:30:123
260209972,2cyclictest35-21ksoftirqd/310:56:273
260209971,6cyclictest0-21swapper/310:44:593
260209971,4cyclictest18679-21diskmemload11:46:523
260209970,6cyclictest18679-21diskmemload11:15:433
260209970,5cyclictest23390-21apt-get11:30:113
260209970,5cyclictest0-21swapper/312:15:293
260209970,4cyclictest0-21swapper/310:46:443
260209970,3cyclictest0-21swapper/310:27:473
260209970,2cyclictest0-21swapper/311:43:133
260209970,2cyclictest0-21swapper/311:21:233
260209970,2cyclictest0-21swapper/310:16:333
260039976,1cyclictest112042sleep111:57:191
260039970,7cyclictest0-21swapper/110:34:501
260039970,7cyclictest0-21swapper/109:00:161
260039970,0cyclictest0-21swapper/111:00:011
259979977,0cyclictest9-21ksoftirqd/009:21:250
259979976,1cyclictest5903-21ntpq08:40:180
259979976,1cyclictest19110-21snmpd12:24:140
259979976,1cyclictest19110-21snmpd07:50:070
259979976,1cyclictest19110-21snmpd07:24:090
259979975,1cyclictest32593-21ssh10:55:380
259979975,1cyclictest31360-21ssh09:25:180
259979975,1cyclictest19110-21snmpd12:06:070
259979975,1cyclictest19110-21snmpd08:24:550
259979975,1cyclictest18679-21diskmemload10:50:120
259979973,2cyclictest254-21systemd-journal11:05:010
259979973,2cyclictest254-21systemd-journal08:00:000
259979971,4cyclictest18679-21diskmemload09:56:130
259979971,1cyclictest10014-21grep10:25:170
259979970,6cyclictest8756-21ssh11:55:000
259979970,6cyclictest5690-21ssh09:35:170
259979970,6cyclictest27610-21fschecks_time11:35:150
259979970,6cyclictest25368-21ssh11:30:580
259979970,6cyclictest23731-21aten2.4-expect10:45:130
259979970,6cyclictest16557-21apt-get09:05:120
259979970,6cyclictest0-21swapper/010:20:210
259979970,6cyclictest0-21swapper/007:40:190
259979970,1cyclictest31456-21ls11:40:160
259979970,1cyclictest25030-21ssh09:17:090
259979970,1cyclictest19389-21apt-get12:10:120
259979970,1cyclictest18679-21diskmemload12:31:310
259979970,1cyclictest18679-21diskmemload11:09:500
259979970,1cyclictest1737-21unixbench_singl08:30:230
259979970,1cyclictest0-21swapper/008:10:150
260209966,0cyclictest35-21ksoftirqd/310:14:183
260209965,1cyclictest35-21ksoftirqd/307:45:163
260209965,1cyclictest3260-21cat08:35:163
260209965,1cyclictest19110-21snmpd08:29:073
260209965,1cyclictest14285-21ssh12:00:483
260209964,1cyclictest27136-21ssh10:05:083
260209964,0cyclictest18679-21diskmemload11:52:513
260209963,1cyclictest254-21systemd-journal07:20:003
260209963,1cyclictest22560-21ssh11:28:153
260209963,1cyclictest17071-21ntp_states12:05:203
260209962,3cyclictest18679-21diskmemload11:36:303
260209962,2cyclictest31390-21ntp_states09:25:183
260209961,4cyclictest18951-21apt-get09:10:123
260209961,1cyclictest0-21swapper/309:05:123
260209960,4cyclictest0-21swapper/309:42:013
260209960,3cyclictest29047-21sh10:50:423
260209960,2cyclictest0-21swapper/311:13:303
260209960,2cyclictest0-21swapper/309:20:113
260039966,0cyclictest0-21swapper/111:31:591
260039961,3cyclictest0-21swapper/109:18:221
260039961,2cyclictest0-21swapper/110:15:011
260039961,1cyclictest0-21swapper/107:45:201
260039960,6cyclictest0-21swapper/112:36:571
260039960,6cyclictest0-21swapper/111:36:431
260039960,6cyclictest0-21swapper/111:16:191
260039960,6cyclictest0-21swapper/111:14:231
260039960,6cyclictest0-21swapper/111:02:591
260039960,6cyclictest0-21swapper/110:19:551
260039960,6cyclictest0-21swapper/110:09:181
260039960,6cyclictest0-21swapper/109:42:201
260039960,6cyclictest0-21swapper/109:32:551
260039960,6cyclictest0-21swapper/109:12:481
260039960,6cyclictest0-21swapper/108:31:011
260039960,6cyclictest0-21swapper/108:25:281
260039960,6cyclictest0-21swapper/108:02:151
260039960,6cyclictest0-21swapper/107:27:031
260039960,5cyclictest0-21swapper/112:25:141
260039960,5cyclictest0-21swapper/112:17:591
260039960,5cyclictest0-21swapper/111:05:161
260039960,5cyclictest0-21swapper/109:24:001
260039960,4cyclictest0-21swapper/109:58:151
260039960,4cyclictest0-21swapper/107:35:151
260039960,3cyclictest0-21swapper/112:07:191
260039960,3cyclictest0-21swapper/110:35:181
260039960,3cyclictest0-21swapper/110:01:261
260039960,1cyclictest0-21swapper/108:22:001
260039960,0cyclictest0-21swapper/110:29:481
259979964,1cyclictest26634-21uname08:15:190
259979962,3cyclictest18273-21apt-get08:00:130
259979960,6cyclictest0-21swapper/008:56:480
259979960,6cyclictest0-21swapper/008:52:360
259979960,5cyclictest21793-21ntp_states08:05:190
259979960,5cyclictest14202-21/usr/sbin/munin09:00:220
259979960,5cyclictest0-21swapper/007:25:120
259979960,2cyclictest6224-21apt07:35:000
259979960,2cyclictest0-21swapper/011:25:010
259979960,1cyclictest0-21swapper/010:35:120
259979960,1cyclictest0-21swapper/007:10:530
259979960,1cyclictest0-21swapper/007:10:530
259979960,0cyclictest18679-21diskmemload11:46:340
260209954,1cyclictest5268-21ntpq07:30:233
260209954,1cyclictest2431-21cat07:25:173
260209953,1cyclictest26558-21cut08:15:203
260209951,3cyclictest14638-21/usr/sbin/munin07:50:203
260209950,5cyclictest0-21swapper/308:20:213
260209950,2cyclictest18679-21diskmemload12:35:193
260039955,0cyclictest0-21swapper/112:00:291
260039954,1cyclictest0-21swapper/107:55:241
260039951,1cyclictest0-21swapper/109:50:221
260039950,5cyclictest0-21swapper/110:52:481
260039950,5cyclictest0-21swapper/109:07:261
260039950,5cyclictest0-21swapper/108:11:541
260039950,4cyclictest0-21swapper/112:30:161
260039950,4cyclictest0-21swapper/111:50:171
260039950,4cyclictest0-21swapper/110:20:111
260039950,4cyclictest0-21swapper/107:21:381
260039950,3cyclictest0-21swapper/109:35:201
260039950,3cyclictest0-21swapper/107:40:171
260039950,2cyclictest0-21swapper/111:40:161
260039950,2cyclictest0-21swapper/111:20:051
260039950,2cyclictest0-21swapper/110:46:141
260039950,2cyclictest0-21swapper/109:45:421
260039950,2cyclictest0-21swapper/108:45:151
260039950,2cyclictest0-21swapper/108:42:061
260039950,1cyclictest0-21swapper/111:29:501
260039950,1cyclictest0-21swapper/110:40:151
260039950,1cyclictest0-21swapper/108:35:131
260039950,1cyclictest0-21swapper/108:07:561
260039950,0cyclictest0-21swapper/112:10:091
259979953,1cyclictest7213-21tr07:35:150
259979953,1cyclictest7143-21aten2.4-expect08:45:130
259979950,4cyclictest2380-21/usr/sbin/munin08:35:120
259979950,3cyclictest0-21swapper/008:25:140
259979950,1cyclictest0-21swapper/007:15:120
259979950,0cyclictest0-21swapper/007:48:220
260209943,1cyclictest16050-21aten2.4-expect07:55:163
260209942,1cyclictest825-21hddtemp_smartct08:30:173
260209942,1cyclictest742-21runrttasks08:40:123
260209942,1cyclictest6942-21cat07:35:133
260209942,1cyclictest22990-21/usr/sbin/munin08:10:183
260039943,1cyclictest15384-21chrt07:51:381
260039940,4cyclictest0-21swapper/108:55:101
260039940,4cyclictest0-21swapper/107:10:201
260039940,4cyclictest0-21swapper/107:10:191
260039940,2cyclictest0-21swapper/112:20:071
260039940,0cyclictest0-21swapper/107:32:511
260039940,0cyclictest0-21swapper/107:15:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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