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2025-01-30 - 09:11
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot4.osadl.org (updated Thu Jan 30, 2025 00:45:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2174822400,1sleep011-21ksoftirqd/019:05:250
2555221210,2chrt25546-21ntp_states23:31:550
511821200,2chrt5111-21ps19:35:430
873821180,3chrt8729-21ntpq00:03:490
688121160,2chrt6882-21latency_hist00:00:070
2628221150,2chrt26281-21ssh22:27:450
1525321150,3chrt15252-21ntpq22:05:050
2535621140,3chrt25357-21sleep19:11:050
284321130,3chrt2844-21sleep23:52:030
1589121130,3chrt15892-21sleep22:05:500
137321130,2chrt32745-21sendmail-msp22:42:160
2077921110,2chrt20780-21perl23:21:560
3044721080,2chrt30449-21cut23:41:500
2807421070,2sleep028076-21if_eth020:21:390
2379621070,2chrt23799-21base6400:35:130
2845321060,2chrt28455-21find21:25:370
116532990,1sleep011655-21latency23:02:410
251902920,4chrt43-21kswapd022:25:110
68162890,1sleep06814-21sendmail_mailtr20:43:500
164822870,2sleep016483-21ssh23:13:150
127652840,2sleep012768-21sed00:12:110
24145908013,18cyclictest5632-21awk21:45:250
107902800,2sleep010793-21wc19:46:210
2414590776,10cyclictest3728-21df21:41:190
24145907712,17cyclictest29275-21sh19:20:070
2414590766,11cyclictest28008-21perl22:31:210
2414590766,11cyclictest18703-21ntp_states00:24:450
2414590755,20cyclictest12068-21apt-get19:50:200
24145907513,19cyclictest8840-21processes19:43:460
24145907512,17cyclictest26007-21apt-get21:20:260
24145907510,18cyclictest25874-21sh21:20:070
2414590746,19cyclictest20834-21/usr/sbin/munin00:32:110
2414590745,22cyclictest23841-21ssh23:29:350
2414590745,10cyclictest14419-21perl00:15:510
2414590744,21cyclictest8683-21irqstats22:56:530
2414590736,23cyclictest2882-21grep22:45:320
2414590736,17cyclictest15539-21diskstats21:01:110
2414590735,24cyclictest18479-21ntpq20:02:250
2414590735,17cyclictest989-21hddtemp_smartct21:35:540
24145907310,21cyclictest30531-21cut19:21:550
2414590726,10cyclictest23245-21ntpq20:11:070
2414590724,10cyclictest7893-21fw_packets20:45:360
2414590714,11cyclictest5726-21ntpq22:51:230
24145907115,8cyclictest32320-21ssh22:38:480
2414590696,12cyclictest20175-21apt21:10:010
2414590696,11cyclictest22870-21sendmail-msp22:20:090
173152690,2sleep017316-21aten2_rfpower_c23:15:310
2414590685,18cyclictest31538-21ntpq21:32:000
110082680,2sleep011009-21latency_hist00:10:030
2414590675,10cyclictest10731-21/usr/sbin/munin21:55:470
2414590674,18cyclictest9987-21/usr/sbin/munin20:50:450
2414590654,11cyclictest12453-21ntpq23:05:180
2414590644,10cyclictest16567-21sendmail-msp00:25:290
286102490,3chrt28608-21/usr/sbin/munin23:37:140
88332470,1sleep08834-21ld21:51:380
24145904717,23cyclictest0-21swapper22:13:150
7982462,35sleep0802-21ntpq20:30:530
24145904516,21cyclictest0-21swapper21:13:000
24145904511,16cyclictest0-21swapper19:31:360
2414590425,19cyclictest1030-21ssh23:49:210
2414590414,9cyclictest2707-21diskstats20:35:330
24145904115,8cyclictest25010-21df20:15:280
24145904115,19cyclictest14592-21apt-get19:55:210
2414590394,16cyclictest30699-21/usr/sbin/munin20:25:480
24145903915,16cyclictest21353-21seq20:07:210
2414590384,8cyclictest32672-21irqstats19:25:440
2414590376,10cyclictest12814-21df_inode20:55:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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