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2024-09-20 - 08:09
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack7slot8.osadl.org (updated Thu Sep 19, 2024 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6781231533,81sleep01356-21snmpd07:09:070
69479911660,19cyclictest5240-21latency_hist09:10:010
69479911442,35cyclictest24413-21apt-get08:17:040
69479911436,61cyclictest1424-21nginx07:11:140
69479911350,28cyclictest10250irq/56-4a10000011:16:590
69479911250,45cyclictest17339-21memory07:50:330
69479911247,31cyclictest10250irq/56-4a10000011:51:550
69479910962,37cyclictest1424-21nginx09:41:430
69479910953,41cyclictest25081-21apt-config08:20:140
69479910845,48cyclictest1356-21snmpd10:10:200
69479910747,29cyclictest760-21systemd-journal12:17:090
69479910736,35cyclictest760-21systemd-journal12:33:470
69479910643,32cyclictest1327-21lldpd12:10:440
69479910641,48cyclictest10250irq/56-4a10000012:20:140
69479910566,28cyclictest14501-21ntp_states09:45:400
69479910533,35cyclictest26540-21/usr/sbin/munin08:25:200
69479910431,19cyclictest23131-21apt-get10:17:280
69479910427,41cyclictest10763-21ntp_states09:30:400
69479910344,38cyclictest18949-21/usr/sbin/munin07:55:500
69479910335,35cyclictest7173-21sshd11:20:190
69479910332,34cyclictest16082-21ntp_states11:55:420
69479910330,39cyclictest1356-21snmpd11:05:480
69479910261,33cyclictest26308-21sshd10:30:190
69479910150,40cyclictest1356-21snmpd07:17:060
69479910129,19cyclictest27236-21apt-get10:35:370
69479910128,20cyclictest3273-21ntp_states09:00:410
69479910069,21cyclictest21356-21sshd08:05:200
69479910055,36cyclictest6603-21/usr/sbin/munin09:15:120
69479910049,42cyclictest24928-21cut10:25:140
69479910037,47cyclictest5047-21find11:10:500
69479910034,47cyclictest23863-21fw_forwarded_lo10:20:280
69479910032,53cyclictest11607-21/usr/sbin/munin09:35:260
6947999968,22cyclictest29624-21runrttasks10:40:300
6947999956,32cyclictest334-21runrttasks10:53:230
6947999929,50cyclictest1589-21/usr/sbin/munin08:55:230
6947999925,29cyclictest20254-21chrt08:00:350
6947999865,25cyclictest17158-21runrttasks12:00:220
6947999853,32cyclictest10150irq/55-4a10000011:00:440
6947999769,20cyclictest23576-21ntpq12:25:370
6947999755,31cyclictest1336-21runrttasks11:34:470
6947999754,33cyclictest11118-21/usr/sbin/munin11:35:430
6947999746,34cyclictest28469-21runrttasks08:31:210
6947999725,51cyclictest18242-21aten_r7power_en12:05:130
6947999674,10cyclictest101ktimersoftd/011:46:010
6947999670,11cyclictest101ktimersoftd/009:20:050
6947999664,22cyclictest27373-21grep12:40:090
6947999664,22cyclictest17200-21uptime09:55:500
6947999658,28cyclictest30629-21/usr/sbin/munin10:45:150
6947999654,32cyclictest800-21avahi-daemon07:48:290
6947999653,32cyclictest19628-21readlink10:05:430
6947999631,21cyclictest9866-21memory07:20:340
6947999557,29cyclictest14839-21seq07:40:320
6947999550,35cyclictest30458-21/usr/sbin/munin08:40:150
6947999549,32cyclictest10150irq/55-4a10000010:00:440
6947999536,44cyclictest12177-21seq11:40:230
6947999536,43cyclictest10250irq/56-4a10000009:51:440
6947999525,33cyclictest765-21wget10:55:150
6947999447,36cyclictest510-21sshd08:50:200
6947999425,33cyclictest13160-21latency_hist07:35:030
6947999359,25cyclictest22523-21runrttasks08:10:170
6947999332,20cyclictest11194-21chrt07:25:390
6947999331,46cyclictest1356-21snmpd11:25:550
6947999265,19cyclictest9590-21proc_pri09:25:460
6947999140,38cyclictest1801-21node09:11:380
6947999134,36cyclictest29124-21aten_r7power_vo08:35:150
6947999131,22cyclictest31932-21ntp_states08:45:400
6947999062,20cyclictest13845-21mailstats07:35:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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