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2026-05-31 - 06:08
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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 100 highest latencies:
System rack1slot3.osadl.org (updated Sun May 31, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
303917599147,6cyclictest0-21swapper/319:55:123
3039175991311,1cyclictest0-21swapper/320:10:113
303917599130,11cyclictest0-21swapper/322:15:123
303917599123,6cyclictest0-21swapper/320:25:113
3039175991211,0cyclictest0-21swapper/319:50:123
303917599120,1cyclictest0-21swapper/322:45:133
303917599120,1cyclictest0-21swapper/319:35:113
303917599120,1cyclictest0-21swapper/300:35:013
303917599120,1cyclictest0-21swapper/300:20:113
303917599120,11cyclictest0-21swapper/323:55:203
303917599120,10cyclictest0-21swapper/320:00:113
303917599120,10cyclictest0-21swapper/319:40:123
3039175991111,0cyclictest0-21swapper/300:35:183
303917599110,9cyclictest0-21swapper/322:35:173
303917599110,9cyclictest0-21swapper/319:20:113
303917599110,10cyclictest0-21swapper/323:50:013
303917599110,10cyclictest0-21swapper/323:00:133
303917599110,0cyclictest0-21swapper/322:10:173
303917599110,0cyclictest0-21swapper/322:05:013
303917599110,0cyclictest0-21swapper/320:15:123
303917599110,0cyclictest0-21swapper/319:30:123
303917599110,0cyclictest0-21swapper/319:25:113
303917599110,0cyclictest0-21swapper/319:10:173
303917599109,0cyclictest0-21swapper/319:15:103
303917599108,1cyclictest0-21swapper/321:00:123
3039175991010,0cyclictest0-21swapper/323:50:133
3039175991010,0cyclictest0-21swapper/323:40:113
3039175991010,0cyclictest0-21swapper/323:25:133
3039175991010,0cyclictest0-21swapper/323:05:183
3039175991010,0cyclictest0-21swapper/322:25:123
3039175991010,0cyclictest0-21swapper/321:49:593
3039175991010,0cyclictest0-21swapper/321:35:003
3039175991010,0cyclictest0-21swapper/321:25:203
3039175991010,0cyclictest0-21swapper/320:35:133
3039175991010,0cyclictest0-21swapper/320:20:113
303917599100,9cyclictest0-21swapper/322:40:183
303917599100,0cyclictest0-21swapper/323:20:123
303917599100,0cyclictest0-21swapper/300:30:013
30391759999,0cyclictest0-21swapper/322:30:133
30391759999,0cyclictest0-21swapper/321:35:173
30391759990,0cyclictest0-21swapper/321:10:123
30391759990,0cyclictest0-21swapper/320:35:013
30391759988,0cyclictest0-21swapper/322:20:143
30391759988,0cyclictest0-21swapper/321:50:173
30391759988,0cyclictest0-21swapper/321:15:203
30391759988,0cyclictest0-21swapper/300:00:123
30391759985,2cyclictest0-21swapper/323:15:133
30391759980,7cyclictest0-21swapper/323:10:113
30391759977,0cyclictest0-21swapper/320:58:273
30391759977,0cyclictest0-21swapper/320:50:163
30391759977,0cyclictest0-21swapper/320:50:013
30391759977,0cyclictest0-21swapper/319:45:123
30391759977,0cyclictest0-21swapper/300:10:183
30391759970,6cyclictest0-21swapper/320:05:143
30391759970,6cyclictest0-21swapper/320:05:143
3038188271,4sleep30-21swapper/319:05:183
30391759966,0cyclictest0-21swapper/323:34:563
30391759966,0cyclictest0-21swapper/322:54:583
30391759966,0cyclictest0-21swapper/321:20:193
30391759965,0cyclictest0-21swapper/322:00:133
30391759965,0cyclictest0-21swapper/300:05:193
30391759960,5cyclictest0-21swapper/300:15:193
30391759955,0cyclictest0-21swapper/321:55:113
30391759955,0cyclictest0-21swapper/321:05:113
30391759955,0cyclictest0-21swapper/320:40:123
30391759953,1cyclictest0-21swapper/321:40:123
3118437240,2sleep03118600-21sed22:25:160
3096326240,3sleep03096462-21/usr/sbin/munin21:35:130
30391759944,0cyclictest0-21swapper/322:55:113
30391759940,4cyclictest0-21swapper/323:35:143
3038733242,1sleep20-21swapper/219:05:532
3037970241,1sleep10-21swapper/119:05:161
3037836241,1sleep00-21swapper/019:05:150
3075463230,2sleep13074602-21/usr/sbin/munin20:40:181
3172364220,0sleep00-21swapper/000:33:200
3166277220,0sleep00-21swapper/000:19:550
3156677220,1sleep13156844-21ntpq23:55:181
3155057220,1sleep00-21swapper/023:50:210
3150494220,1sleep03150614-21ntp_states23:40:160
3149308220,0sleep13149325-21apt-get23:40:011
3149027220,0sleep00-21swapper/023:37:320
3147225220,1sleep10-21swapper/123:35:011
3139129220,0sleep23139155-21apt-get23:15:132
3138395220,0sleep00-21swapper/023:10:470
3131318220,1sleep10-21swapper/122:55:191
3128816220,1sleep13128900-21irqstats22:50:141
3126048220,1sleep00-21swapper/022:45:010
3111447220,1sleep03111606-21fw_packets22:10:150
3107205220,1sleep03107362-21memory22:00:180
3106719220,0sleep20-21swapper/222:00:042
3096043220,1sleep03096263-21latency_hist21:35:010
3081370220,1sleep23081619-21users20:55:202
3081088220,0sleep00-21swapper/020:55:180
3078176220,1sleep00-21swapper/020:50:020
3076514220,0sleep00-21swapper/020:45:130
3075639220,1sleep23075889-21users20:40:182
3074077220,1sleep00-21swapper/020:36:450
3071355220,1sleep10-21swapper/120:30:181
3068592220,1sleep13068685-21aten_r1power_fr20:25:131
3060912220,0sleep13060938-21apt-get20:05:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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