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2026-06-08 - 04:03
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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 Mon Jun 08, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81992105612sleep8198-21if_eth019:04:260
908699239179cyclictest20193-21ssh00:38:380
908699233207cyclictest20657-21df19:59:230
908699233205cyclictest10000-21ping19:11:460
908699232207cyclictest6231-21ssh21:16:320
908699231205cyclictest25398-21tune2fs20:19:430
908699231172cyclictest30721-21sshd23:02:390
908699230204cyclictest23001-21grep20:09:270
908699230164cyclictest8721-21ssh21:27:150
908699229203cyclictest7319-21cat23:41:190
908699229160cyclictest4372-21cpu23:29:200
908699228199cyclictest10781-21ntp_states19:15:490
908699228166cyclictest13085-21ssh00:06:460
908699228164cyclictest14012-21ls00:10:500
908699227199cyclictest24312-21df_inode22:34:530
908699226199cyclictest2935-21runrttasks23:38:190
908699225196cyclictest19200-21runrttasks19:51:430
908699224199cyclictest10062-21ssh21:33:100
908699223199cyclictest4800-21ssh23:30:380
908699223199cyclictest3371-21cut23:24:490
908699223198cyclictest4298-21diskmemload22:47:370
908699223198cyclictest25815-21latency22:40:510
908699223198cyclictest18349-21sshd00:30:140
908699223198cyclictest14594-21sshd19:31:390
908699223197cyclictest13594-21sshd19:28:390
908699223195cyclictest2869-21snmpd22:06:210
908699223193cyclictest15957-21munin-node0
908699223162cyclictest2869-21snmpd20:37:260
908699222198cyclictest29483-21netwatch22:57:050
908699222198cyclictest21905-21cpuspeed22:24:250
908699222195cyclictest20516-21sh22:18:130
908699222193cyclictest4519-21ssh21:09:550
908699222162cyclictest9466-21ssh23:50:570
908699222156cyclictest2827-21sendmail-mta23:59:560
908699221197cyclictest15428-21ssh21:55:350
908699221195cyclictest4298-21diskmemload22:50:030
908699221161cyclictest7786-21ssh21:23:480
908699221157cyclictest23894-21chrt20:13:060
908699220195cyclictest15507-21ssh00:17:530
908699220158cyclictest18134-21sh00:29:390
908699219198cyclictest8492-21ssh23:46:400
908699219155cyclictest2107-21awk20:59:410
908699219154cyclictest17856-21awk19:45:580
908699218196cyclictest20308-1kworker/0:2H23:18:060
908699218194cyclictest13452-21ssh21:47:030
908699218194cyclictest11486-21ssh00:00:110
908699218193cyclictest32053-21munin-node0
908699218193cyclictest14128-21grep21:50:160
908699218192cyclictest17078-21sh22:02:510
908699218191cyclictest12610-21munin-plugin-st21:44:040
908699218157cyclictest10674-21if_eth021:35:320
908699218155cyclictest30070-21fschecks_time20:39:480
908699217196cyclictest25244-21modprobe22:39:070
908699217192cyclictest27631-21df_inode20:29:320
908699217190cyclictest16449-21ntp_states00:21:310
908699216191cyclictest22912-21runrttasks22:28:540
908699215152cyclictest5271-21ssh21:12:420
908699215150cyclictest25015-21chrt20:17:350
908699214149cyclictest19546-21munin-run22:14:230
908699213189cyclictest26912-21sshd20:25:390
908699213188cyclictest2030-21cut20:59:270
908699212188cyclictest339-21ntp_states23:11:220
908699212185cyclictest31713-21ntp_states23:06:420
908699209182cyclictest15751-21ping19:36:460
908699209142cyclictest21819-21chrt20:04:200
908699206142cyclictest2935-21runrttasks20:44:300
908699205181cyclictest2935-21runrttasks19:19:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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