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2026-06-04 - 20:57
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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 376 highest latencies:
System rackaslot6.osadl.org (updated Thu Jun 04, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
259201994017,3cyclictest0-21swapper/11
25920099406,24cyclictest0-21swapper/00
25920099406,24cyclictest0-21swapper/00
25920099406,20cyclictest0-21swapper/00
259200994010,17cyclictest320894-21/usr/sbin/munin0
25920099399,16cyclictest286630-21ntpq0
25920099390,32cyclictest342961-21kworker/u32:2+rpciod0
259200993819,11cyclictest0-21swapper/00
25920099379,14cyclictest0-21swapper/00
25920799361,9cyclictest0-21swapper/77
25920199351,4cyclictest0-21swapper/11
25920199351,21cyclictest0-21swapper/11
25920099352,21cyclictest0-21swapper/00
259201993416,4cyclictest0-21swapper/11
259200993416,9cyclictest0-21swapper/00
259200993411,20cyclictest299369-21fschecks_time0
25920399331,16cyclictest0-21swapper/33
25920199333,17cyclictest806-21irqbalance1
259201993322,8cyclictest281005-21/usr/sbin/munin1
25920199331,2cyclictest0-21swapper/11
25920199331,2cyclictest0-21swapper/11
25920199331,18cyclictest334784-21sendmail1
25920199331,18cyclictest334784-21sendmail1
25920099333,17cyclictest0-21swapper/00
259200993311,20cyclictest0-21swapper/00
259207993222,4cyclictest22450irq/127-46000000.ethernet-tx17
259205993219,3cyclictest348779-21kernelversion5
259204993226,4cyclictest346709-21aten_rapower_po4
259204993226,4cyclictest346709-21aten_rapower_po4
25920199321,18cyclictest0-21swapper/11
259200993225,5cyclictest0-21swapper/00
259200993210,18cyclictest0-21swapper/00
25920799312,15cyclictest0-21swapper/77
25920799311,7cyclictest0-21swapper/77
25920799311,7cyclictest0-21swapper/77
25920199311,18cyclictest0-21swapper/11
25920099318,15cyclictest363627-21/usr/sbin/munin0
259200993124,4cyclictest302958-21ntpq0
259200993113,9cyclictest261286-21aten_rapower_en0
259200993112,7cyclictest291454-21ntpq0
259205993015,4cyclictest22450irq/127-46000000.ethernet-tx15
25920099309,18cyclictest330735-21irqstats0
25920099306,17cyclictest0-21swapper/00
25920099306,13cyclictest353685-21netstat0
25920099303,17cyclictest335194-21apt-get0
259200993023,5cyclictest342235-21memory0
259200993017,9cyclictest0-21swapper/00
25920799297,18cyclictest344952-21/usr/sbin/munin7
25920699292,20cyclictest0-21swapper/66
25920599291,16cyclictest0-21swapper/55
25920299291,7cyclictest0-21swapper/22
259201992918,2cyclictest308482-21sshd1
259201992918,2cyclictest308482-21sshd1
25920199291,19cyclictest0-21swapper/11
25920199290,19cyclictest310956-21gltestperf1
25920099297,18cyclictest0-21swapper/00
25920099296,20cyclictest355475-21ntpq0
25920099294,20cyclictest0-21swapper/00
259200992925,2cyclictest358782-21ntpq0
259200992925,2cyclictest0-21swapper/00
259200992924,3cyclictest0-21swapper/00
259200992923,4cyclictest275140-21ntpq0
259200992922,5cyclictest281809-21tr0
259200992917,6cyclictest0-21swapper/00
259200992913,13cyclictest337423-21ntpq0
25920099291,2cyclictest0-21swapper/00
259200992910,10cyclictest0-21swapper/00
25920699289,3cyclictest303679-21date6
25920699287,13cyclictest308476-21kworker/u32:13+xprtiod6
259205992810,7cyclictest338395-21/usr/sbin/munin5
25920499285,4cyclictest298519-21/usr/sbin/munin4
25920499284,5cyclictest350593-21/usr/sbin/munin4
259204992812,7cyclictest0-21swapper/44
25920499281,15cyclictest0-21swapper/44
25920499281,13cyclictest303579-21kworker/u32:11+rpciod4
25920299280,20cyclictest36-21ksoftirqd/22
25920099289,15cyclictest0-21swapper/00
25920099286,14cyclictest338568-21wget0
25920099283,20cyclictest0-21swapper/00
25920099283,19cyclictest253555-21kworker/u32:9+rpciod0
259200992810,15cyclictest352051-21memory0
259207992720,5cyclictest284556-21/usr/sbin/munin7
25920799271,12cyclictest306844-21kworker/u32:9+rpciod7
25920699270,4cyclictest0-21swapper/66
25920499277,3cyclictest335134-21/usr/sbin/munin4
259204992720,5cyclictest332179-21fschecks_time4
25920399278,16cyclictest0-21swapper/33
25920399272,18cyclictest253555-21kworker/u32:9+rpciod3
259201992716,2cyclictest259199-21cyclictest1
259201992715,4cyclictest331686-21latency_hist1
25920099279,15cyclictest344859-21sed0
25920099279,11cyclictest323932-21sshd0
25920099275,19cyclictest0-21swapper/00
259200992722,3cyclictest0-21swapper/00
259200992722,3cyclictest0-21swapper/00
25920099272,20cyclictest0-21swapper/00
25920099271,18cyclictest259908-21fschecks_time0
25920799266,5cyclictest325477-21aten_rapower_vo7
25920799264,17cyclictest277379-21kworker/u32:0+rpciod7
259207992620,4cyclictest233667-21kworker/u32:10+xprtiod7
25920799261,3cyclictest0-21swapper/77
259206992621,3cyclictest356375-21latency_hist6
25920699261,5cyclictest0-21swapper/66
25920699261,2cyclictest0-21swapper/66
25920699261,16cyclictest0-21swapper/66
259205992621,2cyclictest313300-21sed5
25920499262,17cyclictest22450irq/127-46000000.ethernet-tx14
259204992620,3cyclictest341831-21/usr/sbin/munin4
259204992619,5cyclictest511ktimers/44
25920499261,3cyclictest0-21swapper/44
25920399264,6cyclictest278365-21awk3
259203992621,3cyclictest351181-21latency_hist3
259203992620,4cyclictest284718-21head3
25920399261,13cyclictest0-21swapper/33
259201992621,3cyclictest313921-21aten_rapower_cu1
259201992617,1cyclictest0-21swapper/11
259201992617,1cyclictest0-21swapper/11
25920099267,16cyclictest835-21snmpd0
25920099267,16cyclictest835-21snmpd0
25920099266,16cyclictest297955-21/usr/sbin/munin0
25920099265,14cyclictest325693-21fschecks_time0
25920099261,21cyclictest0-21swapper/00
259200992611,7cyclictest0-21swapper/00
259200992610,12cyclictest0-21swapper/00
25920799258,8cyclictest288846-21munin-plugin-st7
25920799254,2cyclictest22850irq/131-46000000.ethernet-tx57
25920799254,14cyclictest342962-21kworker/u32:14+xprtiod7
25920799252,6cyclictest0-21swapper/77
259207992521,2cyclictest280648-21kworker/u32:3+events_freezable_pwr_efficient7
259207992515,4cyclictest23150irq/135-46000000.ethernet-rx07
25920599252,18cyclictest266633-21kernelversion5
25920599252,18cyclictest266633-21kernelversion5
25920499253,18cyclictest481irq_work/44
25920399257,4cyclictest366318-21/usr/sbin/munin3
259203992517,6cyclictest2918338-21ntpd3
25920299253,18cyclictest299103-21wget2
259201992521,2cyclictest329202-21ntp_kernel_pll_1
259201992517,2cyclictest294701-21ld1
25920199251,20cyclictest274547-21aten_rapower_en1
25920099259,8cyclictest289579-21fschecks_time0
25920099256,16cyclictest349027-21mailstats0
25920099256,15cyclictest0-21swapper/00
259200992519,4cyclictest335085-21latency_hist0
259200992519,4cyclictest335085-21latency_hist0
259200992515,6cyclictest835-21snmpd0
259200992515,6cyclictest835-21snmpd0
259200992513,7cyclictest23150irq/135-46000000.ethernet-rx00
259200992513,4cyclictest304656-21/usr/sbin/munin0
25920099251,20cyclictest0-21swapper/00
259200992510,4cyclictest0-21swapper/00
259200992510,4cyclictest0-21swapper/00
25920799246,11cyclictest74-21rcuc/77
25920799246,11cyclictest74-21rcuc/77
25920799243,11cyclictest74-21rcuc/77
259207992416,5cyclictest292657-21cpu7
259207992416,5cyclictest292657-21cpu7
25920799241,15cyclictest0-21swapper/77
25920799241,15cyclictest0-21swapper/77
25920699243,17cyclictest0-21swapper/66
259206992419,3cyclictest325476-21aten_rapower_vo6
259206992418,4cyclictest282280-21kworker/u32:12+xprtiod6
259206992416,4cyclictest290895-21apt-get6
25920699241,20cyclictest271572-21head6
25920699241,18cyclictest277386-21kworker/u32:8+rpciod6
25920599242,18cyclictest0-21swapper/55
25920599241,9cyclictest307898-21ntpq5
25920599241,9cyclictest307898-21ntpq5
259205992413,5cyclictest0-21swapper/55
259205992413,5cyclictest0-21swapper/55
25920599241,20cyclictest266040-21latency_hist5
25920599241,18cyclictest0-21swapper/55
25920599241,18cyclictest0-21swapper/55
25920599241,18cyclictest0-21swapper/55
25920499249,10cyclictest50-21rcuc/44
25920499246,2cyclictest0-21swapper/44
259204992420,2cyclictest317221-21aten_rapower_en4
25920499241,5cyclictest359927-21aten_rapower_vo4
259204992415,6cyclictest50-21rcuc/44
259204992414,4cyclictest23150irq/135-46000000.ethernet-rx04
25920499241,19cyclictest0-21swapper/44
25920499241,19cyclictest0-21swapper/44
25920499241,12cyclictest0-21swapper/44
259203992420,2cyclictest279373-21/usr/sbin/munin3
259203992419,3cyclictest345422-21tail3
259203992417,4cyclictest327051-21aten_rapower_en3
259203992414,5cyclictest264106-21kworker/u32:2+xprtiod3
25920399241,19cyclictest282338-21latency_hist3
25920399241,17cyclictest342962-21kworker/u32:14+rpciod3
25920399241,14cyclictest0-21swapper/33
25920299245,2cyclictest322479-21gltestperf2
25920299242,6cyclictest0-21swapper/22
25920299242,6cyclictest0-21swapper/22
259202992420,2cyclictest348702-21grep2
259202992420,2cyclictest290692-21latency_hist2
25920299241,13cyclictest0-21swapper/22
25920099248,5cyclictest0-21swapper/00
25920099245,18cyclictest0-21swapper/00
25920099241,19cyclictest0-21swapper/00
25920799239,5cyclictest22450irq/127-46000000.ethernet-tx17
25920799232,10cyclictest751ktimers/77
25920799231,5cyclictest291060-21dropbear7
259207992315,4cyclictest751ktimers/77
25920799231,18cyclictest0-21swapper/77
25920799231,18cyclictest0-21swapper/77
25920799231,18cyclictest0-21swapper/77
25920699234,2cyclictest365673-21timerandwakeup6
25920699232,17cyclictest0-21swapper/66
259206992319,3cyclictest671ktimers/66
259206992319,2cyclictest344821-21latency_hist6
259206992319,2cyclictest260011-21gltestperf6
259206992318,4cyclictest356557-21awk6
259206992316,3cyclictest0-21swapper/66
25920699231,5cyclictest352194-21ntp_states6
25920699231,18cyclictest23150irq/135-46000000.ethernet-rx06
25920699231,18cyclictest23150irq/135-46000000.ethernet-rx06
25920699231,18cyclictest0-21swapper/66
25920699231,18cyclictest0-21swapper/66
25920699231,18cyclictest0-21swapper/66
25920699230,6cyclictest311764-21kworker/u32:7+rpciod6
25920599233,17cyclictest296781-21timerandwakeup5
25920599232,2cyclictest23150irq/135-46000000.ethernet-rx05
259205992318,3cyclictest0-21swapper/55
259205992314,5cyclictest279621-21sed5
259205992312,2cyclictest0-21swapper/55
25920599231,19cyclictest294815-21open_files5
25920599231,19cyclictest278944-21unixbench_multi5
25920599231,18cyclictest359798-21awk5
25920599231,18cyclictest0-21swapper/55
25920599231,18cyclictest0-21swapper/55
25920599231,18cyclictest0-21swapper/55
25920499233,4cyclictest0-21swapper/44
259204992315,4cyclictest50-21rcuc/44
25920499231,3cyclictest267993-21diskstats4
25920499231,19cyclictest300921-21awk4
25920499231,18cyclictest0-21swapper/44
25920499231,18cyclictest0-21swapper/44
25920499231,18cyclictest0-21swapper/44
25920499231,18cyclictest0-21swapper/44
259204992310,3cyclictest23150irq/135-46000000.ethernet-rx04
25920499230,18cyclictest50-21rcuc/44
25920399232,2cyclictest22450irq/127-46000000.ethernet-tx13
259203992318,3cyclictest356148-21kworker/u32:5+rpciod3
259203992316,4cyclictest333848-21fschecks_time3
259203992316,4cyclictest333848-21fschecks_time3
25920399231,5cyclictest1908-21snmpd3
25920399231,19cyclictest330900-21/usr/sbin/munin3
25920399231,19cyclictest0-21swapper/33
25920399231,18cyclictest0-21swapper/33
25920399231,17cyclictest0-21swapper/33
25920299232,14cyclictest0-21swapper/22
259202992320,2cyclictest295415-21latency_hist2
259202992319,2cyclictest332289-21head2
259202992315,4cyclictest23150irq/135-46000000.ethernet-rx02
25920299231,19cyclictest0-21swapper/22
25920299231,19cyclictest0-21swapper/22
25920299231,19cyclictest0-21swapper/22
25920299231,19cyclictest0-21swapper/22
25920299231,19cyclictest0-21swapper/22
25920299231,18cyclictest362012-21grep2
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299231,18cyclictest0-21swapper/22
25920299230,3cyclictest0-21swapper/22
259201992319,2cyclictest316038-21/usr/sbin/munin1
259201992317,4cyclictest318195-21timerwakeupswit1
259201992317,4cyclictest310455-21sed1
259201992316,5cyclictest337355-21ntpq1
25920199231,18cyclictest0-21swapper/11
25920199231,18cyclictest0-21swapper/11
25920199231,18cyclictest0-21swapper/11
25920199231,18cyclictest0-21swapper/11
259200992317,4cyclictest295863-21aten_rapower_en0
25920799229,5cyclictest22450irq/127-46000000.ethernet-tx17
25920799228,3cyclictest22450irq/127-46000000.ethernet-tx17
25920799224,2cyclictest295203-21sed7
25920799223,14cyclictest74-21rcuc/77
259207992219,2cyclictest751ktimers/77
259207992219,2cyclictest0-21swapper/77
259207992216,4cyclictest319428-21ldconfig7
259207992215,3cyclictest0-21swapper/77
259207992214,5cyclictest0-21swapper/77
25920799221,18cyclictest283342-21/usr/sbin/munin7
25920799221,18cyclictest0-21swapper/77
25920799221,18cyclictest0-21swapper/77
25920799221,18cyclictest0-21swapper/77
25920799221,18cyclictest0-21swapper/77
25920799221,17cyclictest0-21swapper/77
25920799221,17cyclictest0-21swapper/77
25920799221,13cyclictest302974-21ntpq7
25920799220,18cyclictest74-21rcuc/77
25920799220,18cyclictest268313-21ntpq7
25920799220,18cyclictest23150irq/135-46000000.ethernet-rx07
25920699223,4cyclictest301115-21sed6
25920699223,15cyclictest0-21swapper/66
259206992219,2cyclictest0-21swapper/66
259206992217,3cyclictest286226-21fschecks_count6
259206992216,3cyclictest0-21swapper/66
259206992216,3cyclictest0-21swapper/66
259206992216,3cyclictest0-21swapper/66
25920699221,5cyclictest337583-21sendmail_mailtr6
25920699221,3cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,18cyclictest0-21swapper/66
25920699221,17cyclictest0-21swapper/66
25920699221,17cyclictest0-21swapper/66
25920699221,17cyclictest0-21swapper/66
25920699221,17cyclictest0-21swapper/66
25920699221,17cyclictest0-21swapper/66
25920699221,17cyclictest0-21swapper/66
25920699221,17cyclictest0-21swapper/66
25920699221,15cyclictest0-21swapper/66
25920599227,3cyclictest22450irq/127-46000000.ethernet-tx15
25920599222,8cyclictest292467-21/usr/sbin/munin5
25920599222,8cyclictest292467-21/usr/sbin/munin5
25920599222,16cyclictest0-21swapper/55
259205992217,3cyclictest1895-21sshd5
259205992217,3cyclictest0-21swapper/55
259205992217,2cyclictest303993-21apt-get5
25920599221,4cyclictest353150-21find5
25920599221,18cyclictest283453-21mailstats5
25920599221,17cyclictest306207-21ntp_kernel_pll_5
25920599221,17cyclictest0-21swapper/55
25920599221,17cyclictest0-21swapper/55
25920599221,17cyclictest0-21swapper/55
25920599221,17cyclictest0-21swapper/55
25920599221,17cyclictest0-21swapper/55
25920599221,17cyclictest0-21swapper/55
25920599221,17cyclictest0-21swapper/55
25920599221,17cyclictest0-21swapper/55
25920599221,16cyclictest0-21swapper/55
25920499229,4cyclictest22450irq/127-46000000.ethernet-tx14
25920499224,9cyclictest50-21rcuc/44
25920499222,14cyclictest22450irq/127-46000000.ethernet-tx14
259204992216,4cyclictest511ktimers/44
259204992216,3cyclictest50-21rcuc/44
25920499221,3cyclictest0-21swapper/44
25920499221,3cyclictest0-21swapper/44
25920499221,3cyclictest0-21swapper/44
259204992212,4cyclictest23150irq/135-46000000.ethernet-rx04
259204992212,4cyclictest23150irq/135-46000000.ethernet-rx04
25920499221,18cyclictest0-21swapper/44
25920499221,18cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920499221,17cyclictest0-21swapper/44
25920399223,16cyclictest0-21swapper/33
25920399222,3cyclictest0-21swapper/33
25920399222,17cyclictest354927-21apt-get3
25920399222,16cyclictest0-21swapper/33
259203992216,4cyclictest343085-21latency_hist3
25920399221,4cyclictest352313-21sendmail_mailtr3
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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