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2026-04-26 - 02:10
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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 376 highest latencies:
System rack1slot3.osadl.org (updated Sun Apr 26, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
345902899140,2cyclictest0-21swapper/323:20:123
345902899130,11cyclictest0-21swapper/323:00:143
345902899128,1cyclictest0-21swapper/322:10:123
345902899120,8cyclictest0-21swapper/319:45:123
345902899120,11cyclictest0-21swapper/322:20:003
345902899120,11cyclictest0-21swapper/321:55:113
345902899120,11cyclictest0-21swapper/320:50:123
345902899120,11cyclictest0-21swapper/320:05:203
345902899120,11cyclictest0-21swapper/300:30:553
3459028991111,0cyclictest0-21swapper/322:05:023
3459028991111,0cyclictest0-21swapper/319:25:143
345902899110,10cyclictest0-21swapper/323:55:123
345902899110,10cyclictest0-21swapper/321:40:173
345902899110,10cyclictest0-21swapper/321:30:183
345902899110,0cyclictest0-21swapper/323:30:023
345902899110,0cyclictest0-21swapper/321:00:133
345902899110,0cyclictest0-21swapper/300:25:133
345902899109,0cyclictest0-21swapper/320:55:123
345902899109,0cyclictest0-21swapper/320:45:143
345902899109,0cyclictest0-21swapper/320:16:343
345902899109,0cyclictest0-21swapper/319:50:123
3459028991010,0cyclictest0-21swapper/322:55:123
3459028991010,0cyclictest0-21swapper/320:25:013
3459028991010,0cyclictest0-21swapper/319:15:133
345902899100,9cyclictest0-21swapper/323:15:023
345902899100,9cyclictest0-21swapper/323:05:183
345902899100,9cyclictest0-21swapper/322:25:173
345902899100,9cyclictest0-21swapper/319:35:123
345902899100,0cyclictest0-21swapper/322:55:013
345902899100,0cyclictest0-21swapper/322:05:003
345902899100,0cyclictest0-21swapper/321:25:143
345902899100,0cyclictest0-21swapper/320:30:193
345902899100,0cyclictest0-21swapper/320:25:113
345902899100,0cyclictest0-21swapper/319:30:193
345902899100,0cyclictest0-21swapper/300:15:173
34590289999,0cyclictest0-21swapper/300:35:193
34590289999,0cyclictest0-21swapper/300:05:143
34590289998,0cyclictest0-21swapper/322:20:143
34590289998,0cyclictest0-21swapper/321:35:123
34590289990,9cyclictest0-21swapper/321:45:153
3457714291,5sleep30-21swapper/319:05:163
34590289988,0cyclictest0-21swapper/322:40:183
34590289988,0cyclictest0-21swapper/321:19:553
34590289987,0cyclictest0-21swapper/322:35:123
34590289987,0cyclictest0-21swapper/300:20:133
34590289977,0cyclictest0-21swapper/323:50:293
34590289977,0cyclictest0-21swapper/323:15:143
34590289977,0cyclictest0-21swapper/322:45:193
34590289977,0cyclictest0-21swapper/322:31:143
34590289977,0cyclictest0-21swapper/321:50:103
34590289977,0cyclictest0-21swapper/320:35:173
34590289976,0cyclictest0-21swapper/319:55:123
34590289970,7cyclictest0-21swapper/323:40:123
34590289970,0cyclictest0-21swapper/319:43:213
34590289970,0cyclictest0-21swapper/300:00:133
34590289966,0cyclictest0-21swapper/321:20:163
34590289966,0cyclictest0-21swapper/320:00:153
34590289965,0cyclictest0-21swapper/321:05:153
34590289965,0cyclictest0-21swapper/319:20:153
3484492253,2sleep0766-21snmpd20:14:060
34590289955,0cyclictest0-21swapper/323:35:113
34590289955,0cyclictest0-21swapper/323:30:133
34590289955,0cyclictest0-21swapper/300:11:113
34590289953,1cyclictest0-21swapper/320:10:013
34590289944,0cyclictest0-21swapper/320:40:153
34590289944,0cyclictest0-21swapper/319:10:193
34590289940,3cyclictest3505907-21chrt21:10:083
34590289940,2cyclictest0-21swapper/323:45:133
3458560242,1sleep10-21swapper/119:05:541
3457206242,1sleep20-21swapper/219:05:032
3582126230,1sleep13582152-21apt-get00:10:131
3575053230,1sleep23575123-21munin-run23:55:012
3571895230,2sleep03572010-21ps23:45:180
3558574230,2sleep23558346-21/usr/sbin/munin23:15:152
3492483230,1sleep03492509-21apt-get20:35:120
3488658230,0sleep20-21swapper/220:25:122
3469738230,2sleep23469942-21ntpq19:35:172
3469653230,2sleep13469221-21/usr/sbin/munin19:35:161
3458823231,1sleep00-21swapper/019:09:170
3590486220,1sleep0683-21gdbus00:30:010
3588654220,0sleep23588680-21apt-get00:25:112
3587748220,1sleep10-21swapper/100:20:231
3582558220,1sleep03582635-21/usr/sbin/munin00:10:160
3578329220,1sleep03577963-21/usr/sbin/munin00:00:150
3566203220,1sleep03566208-21sshd23:30:330
3561793220,0sleep10-21swapper/123:20:421
3559702220,1sleep13559706-21ssh23:15:501
3558020220,0sleep00-21swapper/023:14:240
3542982220,0sleep00-21swapper/022:35:390
3542109220,1sleep23542263-21memory22:35:162
3540274220,1sleep03540336-21ntp_states22:30:180
3535390220,1sleep00-21swapper/022:20:140
3529121220,1sleep13529147-21apt-get22:05:131
3517752220,2sleep13517755-21sh21:38:471
3509344220,1sleep00-21swapper/021:16:260
3496768220,1sleep13496849-21irqstats20:45:161
3495035220,1sleep10-21swapper/120:40:161
3491010220,1sleep13491091-21irqstats20:30:151
3489102220,1sleep13489219-21ls20:25:151
3481344220,1sleep13481498-21ntp_states20:05:181
3478817220,1sleep20-21swapper/220:00:142
3478523220,1sleep00-21swapper/019:59:450
3468129220,0sleep00-21swapper/019:30:190
3594751210,0sleep20-21swapper/200:38:002
3594742210,0sleep10-21swapper/100:37:561
3593683210,0sleep00-21swapper/000:35:190
3592572210,0sleep00-21swapper/000:32:090
3592442210,0sleep20-21swapper/200:30:592
3592106210,0sleep10-21swapper/100:30:541
3588407210,0sleep10-21swapper/100:25:021
3588007210,0sleep00-21swapper/000:21:290
3586638210,0sleep20-21swapper/200:20:162
3584468210,0sleep00-21swapper/000:15:120
3584450210,0sleep20-21swapper/200:15:022
3583954210,0sleep10-21swapper/100:15:011
3583525210,0sleep23583527-21ssh00:11:142
3581085210,0sleep10-21swapper/100:05:211
3580657210,0sleep23580802-21ntp_offset00:05:192
3580413210,0sleep00-21swapper/000:05:160
3579295210,0sleep20-21swapper/200:00:372
3578413210,0sleep10-21swapper/100:00:161
3577034210,0sleep00-21swapper/023:56:480
3576873210,0sleep20-21swapper/223:55:212
3575555210,1sleep13524044-21kworker/u16:1+xprtiod23:55:041
3573224210,0sleep10-21swapper/123:50:121
3572013210,0sleep10-21swapper/123:45:191
3571596210,0sleep20-21swapper/223:45:162
3570447210,1sleep00-21swapper/023:41:020
3569510210,0sleep20-21swapper/223:40:172
3569331210,0sleep10-21swapper/123:40:161
3568737210,0sleep10-21swapper/123:39:351
3567491210,0sleep20-21swapper/223:35:162
3566711210,0sleep00-21swapper/023:35:020
3564911210,0sleep10-21swapper/123:30:141
3564874210,0sleep20-21swapper/223:30:112
3563504210,0sleep20-21swapper/223:25:202
3563332210,0sleep10-21swapper/123:25:181
3560881210,0sleep20-21swapper/223:20:152
3558345210,0sleep00-21swapper/023:15:130
3556011210,0sleep10-21swapper/123:10:011
3555602210,1sleep00-21swapper/023:06:240
3554181210,0sleep10-21swapper/123:05:131
3553871210,0sleep20-21swapper/223:04:352
3552389210,0sleep10-21swapper/123:00:181
3551356210,1sleep00-21swapper/022:55:510
3551191210,0sleep10-21swapper/122:55:201
3550025210,0sleep20-21swapper/222:55:132
3548817210,0sleep00-21swapper/022:50:190
3547659210,0sleep20-21swapper/222:50:012
3547526210,0sleep10-21swapper/122:48:521
3546013210,0sleep00-21swapper/022:45:150
3544730210,0sleep20-21swapper/222:40:202
3543985210,0sleep10-21swapper/122:40:151
3543811210,0sleep00-21swapper/022:40:140
3542538210,0sleep10-21swapper/122:35:191
3540496210,0sleep20-21swapper/222:30:202
3539729210,0sleep10-21swapper/122:30:151
3538936210,0sleep20-21swapper/222:26:472
3537627210,0sleep10-21swapper/122:25:141
3537501210,0sleep00-21swapper/022:25:130
3536105210,0sleep10-21swapper/122:20:191
3535579210,0sleep20-21swapper/222:20:152
3534682210,0sleep00-21swapper/022:16:130
3534167210,0sleep10-21swapper/122:15:181
3532847210,0sleep00-21swapper/022:13:250
3532056210,0sleep20-21swapper/222:10:182
3531948210,0sleep10-21swapper/122:10:171
3530442210,0sleep00-21swapper/022:05:320
3529150210,0sleep20-21swapper/222:05:152
3526777210,0sleep20-21swapper/222:00:142
3526152210,0sleep10-21swapper/121:56:571
3525965210,0sleep00-21swapper/021:55:200
3525038210,0sleep20-21swapper/221:55:132
3523438210,0sleep00-21swapper/021:50:190
3522339210,0sleep20-21swapper/221:50:012
3521864210,0sleep00-21swapper/021:45:470
3521479210,0sleep10-21swapper/121:45:201
3520255210,0sleep20-21swapper/221:45:012
3519846210,0sleep00-21swapper/021:41:230
3518426210,0sleep10-21swapper/121:40:131
3517892210,0sleep20-21swapper/221:40:012
3516911210,0sleep00-21swapper/021:35:180
3516067210,0sleep20-21swapper/221:35:122
3515603210,0sleep10-21swapper/121:33:071
3515351210,0sleep00-21swapper/021:30:340
3514833210,0sleep20-21swapper/221:30:202
3512759210,0sleep00-21swapper/021:25:180
3512462210,0sleep20-21swapper/221:25:172
3511711210,0sleep20-21swapper/221:24:242
3509928210,1sleep00-21swapper/021:20:010
3508038210,0sleep10-21swapper/121:15:141
3506084210,0sleep20-21swapper/221:10:152
3505947210,0sleep10-21swapper/121:10:141
3505665210,0sleep00-21swapper/021:10:010
3504185210,0sleep20-21swapper/221:05:142
3500307210,0sleep20-21swapper/220:55:142
3500153210,0sleep00-21swapper/020:55:120
3499906210,0sleep10-21swapper/120:55:011
3499898210,0sleep00-21swapper/020:54:560
3497995210,0sleep10-21swapper/120:50:001
3497574210,0sleep20-21swapper/220:45:222
3497129210,0sleep00-21swapper/020:45:190
3494899210,0sleep00-21swapper/020:40:150
3492637210,0sleep20-21swapper/220:35:132
3491927210,1sleep00-21swapper/020:31:020
3488923210,0sleep00-21swapper/020:25:140
3486883210,0sleep00-21swapper/020:20:140
3486747210,0sleep20-21swapper/220:20:132
3485883210,0sleep20-21swapper/220:15:192
3485712210,0sleep10-21swapper/120:15:181
3485579210,0sleep00-21swapper/020:15:170
3483337210,0sleep20-21swapper/220:10:152
3482887210,0sleep10-21swapper/120:10:021
3480849210,0sleep20-21swapper/220:05:152
3480726210,0sleep00-21swapper/020:05:130
3479262210,0sleep10-21swapper/120:00:171
3479102210,0sleep00-21swapper/020:00:160
3478415210,0sleep10-21swapper/119:58:221
3477316210,0sleep20-21swapper/219:55:142
3476271210,0sleep10-21swapper/119:50:211
3474972210,0sleep03474998-21apt-get19:50:120
3474488210,0sleep00-21swapper/019:47:000
3473062210,0sleep10-21swapper/119:45:121
3471912210,0sleep20-21swapper/219:40:182
3471597210,0sleep00-21swapper/019:40:150
3470017210,0sleep00-21swapper/019:35:190
3467310210,0sleep20-21swapper/219:30:132
3466869210,0sleep00-21swapper/019:27:340
3465773210,0sleep10-21swapper/119:25:151
3463862210,0sleep00-21swapper/019:20:140
3462232210,0sleep00-21swapper/019:15:190
3459465210,0sleep10-21swapper/119:10:141
3458883210,0sleep00-21swapper/019:10:010
3573209200,0sleep00-21swapper/023:50:030
3562278200,0sleep00-21swapper/023:25:010
3560436200,0sleep00-21swapper/023:20:050
3556244200,0sleep20-21swapper/223:10:022
3554159200,0sleep20-21swapper/223:05:022
3552082200,0sleep00-21swapper/023:00:040
3547897200,0sleep10-21swapper/122:50:041
3545813200,0sleep20-21swapper/222:45:062
3533263200,0sleep20-21swapper/222:15:032
3526761200,0sleep00-21swapper/022:00:040
3526503200,0sleep10-21swapper/122:00:011
3522575200,0sleep10-21swapper/121:50:041
3512008200,0sleep10-21swapper/121:25:031
3509997200,0sleep10-21swapper/121:20:021
3507930200,0sleep20-21swapper/221:15:032
3503985200,0sleep10-21swapper/121:05:011
3503752200,0sleep00-21swapper/021:05:000
3502078200,0sleep00-21swapper/021:00:040
3502075200,0sleep20-21swapper/221:00:032
3501866200,0sleep10-21swapper/121:00:021
3498228200,0sleep20-21swapper/220:50:012
3494409200,0sleep20-21swapper/220:40:052
3492473200,0sleep10-21swapper/120:35:051
3490563200,0sleep20-21swapper/220:30:042
3486736200,0sleep10-21swapper/120:20:041
3474958200,0sleep20-21swapper/219:50:022
3472816200,0sleep20-21swapper/219:45:012
3471142200,0sleep10-21swapper/119:40:051
3467299200,0sleep10-21swapper/119:30:041
3465387200,0sleep20-21swapper/219:25:042
3463477200,0sleep20-21swapper/219:20:042
3463476200,0sleep10-21swapper/119:20:031
3461542200,0sleep20-21swapper/219:15:042
3461541200,0sleep10-21swapper/119:15:031
3459169200,0sleep20-21swapper/219:10:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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