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2025-09-18 - 18:49
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 highest latencies:
System rack7slot3.osadl.org (updated Thu Sep 18, 2025 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3421268518sleep3417-21grep07:03:370
441099268116cyclictest23302-21missed_timers08:29:260
441099268113cyclictest7422-21runrttasks12:02:420
44109926771cyclictest11150-21munin-node0
441099261233cyclictest29407-21grep08:55:260
441099260129cyclictest23414-21runrttasks10:51:220
441099260105cyclictest13583-21munin-run07:48:220
441099259109cyclictest12109-21sh12:23:170
441099256126cyclictest15471-21netwatch12:37:500
441099251112cyclictest32229-21irqstats11:29:460
441099251104cyclictest9687-21ps07:30:040
44109925083cyclictest24221-21irqstats10:54:580
44109925071cyclictest30336-21ps09:00:100
441099250108cyclictest5854-21irqstats09:34:460
44109924998cyclictest17308-21munin-node0
441099249111cyclictest15068-21idleruntime07:54:030
441099248121cyclictest8669-21sh12:08:160
441099248111cyclictest7380-21rm09:41:220
441099248110cyclictest13763-21ssh12:29:550
44109924785cyclictest8678-21sh09:47:230
441099247122cyclictest30282-21sh11:21:200
441099247120cyclictest11414-21latency_hist07:38:390
441099247120cyclictest11116-21run-parts09:58:180
441099247118cyclictest14807-21diskmemload10:14:130
441099246114cyclictest15940-21sh10:19:130
441099245124cyclictest26363-21fschecks_time11:04:230
441099245120cyclictest32640-21nfs4_client09:10:280
441099245116cyclictest5893-1kworker/0:2H11:11:480
441099245113cyclictest1182-21irqstats09:14:500
441099245104cyclictest21602-21runrttasks10:43:590
441099244119cyclictest28970-21apt-get11:15:270
441099244111cyclictest27398-21munin-node0
441099244110cyclictest4340-21latency_hist09:28:420
441099244102cyclictest10890-21ssh12:17:550
44109924380cyclictest10000-21df_inode12:14:030
441099243114cyclictest5893-1kworker/0:2H10:34:260
441099243108cyclictest22436-21ssh10:47:270
44109924290cyclictest17195-21df08:03:390
44109924275cyclictest4045-21munin-run11:48:300
44109924274cyclictest12575-21df07:43:390
44109924270cyclictest31686-21sshd11:27:590
441099242114cyclictest19057-21ssh10:32:510
441099242114cyclictest14690-21ssh10:13:510
441099242109cyclictest25850-21ssh11:02:150
441099242106cyclictest5610-21ssh11:54:340
441099241111cyclictest26457-21runrttasks08:43:560
441099241111cyclictest22109-21sshd08:24:190
441099241110cyclictest6328-21swap07:15:150
441099241106cyclictest4976-21ntp_states07:09:540
441099241104cyclictest5161-21ssh09:31:590
441099240113cyclictest25274-21latency_hist08:38:530
441099240112cyclictest4972-21ssh11:51:520
441099240108cyclictest31965-21diskmemload11:39:050
44109923972cyclictest21084-21ntp_states08:19:460
44109923969cyclictest3205-21df09:23:470
441099239116cyclictest32011-21cpu09:08:320
441099239113cyclictest14108-21grep07:49:270
441099239106cyclictest2872-21snmpd12:28:250
441099239101cyclictest9620-21ssh09:51:010
44109923876cyclictest19635-21fschecks_time08:13:580
44109923868cyclictest7461-21sendmail_mailtr07:20:130
441099238112cyclictest2720-21lxpanel11:40:110
441099238100cyclictest25380-21sort08:39:060
44109923667cyclictest12596-21tune2fs10:04:200
44109923567cyclictest8087-21sort07:23:530
44109923399cyclictest17587-21grep08:04:300
441099232105cyclictest19424-21cpu08:13:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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