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2025-09-03 - 18:29
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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 376 highest latencies:
System rack7slot3.osadl.org (updated Wed Sep 03, 2025 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28398288520sleep28399-21cron07:08:410
2847799266109cyclictest27391-21latency_hist09:24:130
2847799263237cyclictest25896-21ssh09:17:400
2847799261233cyclictest27085-21df_inode11:44:380
2847799258230cyclictest31258-21netwatch12:02:110
284779925695cyclictest15192-21processes08:30:260
2847799256231cyclictest29717-21date07:14:020
2847799256126cyclictest5064-21ssh10:07:170
2847799256103cyclictest968-21ssh12:11:270
2847799254227cyclictest18048-21cpu08:43:560
2847799254227cyclictest13121-21ssh10:43:030
2847799253118cyclictest6549-21cpu07:53:570
284779925294cyclictest2720-21lxpanel09:49:430
284779925194cyclictest6433-21apt10:13:540
2847799251107cyclictest5893-1kworker/0:2H09:57:120
284779924993cyclictest31951-21sshd07:23:560
2847799249115cyclictest7726-21df_inode10:19:270
284779924883cyclictest598-21munin-run09:48:500
284779924779cyclictest27509-21ssh09:24:370
2847799247115cyclictest8583-21ssh10:23:190
2847799247112cyclictest30032-21ssh11:56:500
284779924689cyclictest3583-21kworker/u2:208:14:190
284779924684cyclictest21504-21fschecks_time11:19:490
284779924586cyclictest10962-21runrttasks08:12:370
2847799245117cyclictest16003-21sshd08:34:280
2847799245107cyclictest21289-21df_inode11:19:230
284779924497cyclictest9422-21chrt10:26:160
284779924497cyclictest24944-21ssh09:13:530
284779924490cyclictest12105-21/usr/sbin/munin10:39:010
284779924488cyclictest2872-21snmpd11:11:150
2847799244217cyclictest32194-21fschecks_time07:24:220
2847799244119cyclictest8975-21forks08:04:140
2847799244112cyclictest29463-21ssh09:32:470
2847799244109cyclictest10978-21ssh10:33:590
2847799244108cyclictest27990-21ssh11:48:290
284779924354cyclictest23920-21irqstats11:30:090
2847799243112cyclictest18445-21awk11:05:400
2847799243112cyclictest12432-21netwatch08:19:150
2847799243111cyclictest6153-21df12:34:100
2847799243110cyclictest13780-21munin-node0
2847799243103cyclictest4737-21ntp_offset07:44:560
284779924284cyclictest23614-21df_inode11:29:270
2847799242116cyclictest20401-21runrttasks08:54:000
2847799242114cyclictest4412-21grep12:25:430
2847799241116cyclictest22951-21if_eth009:04:290
2847799241116cyclictest17816-21runrttasks11:03:570
284779924067cyclictest31007-21df_inode09:39:440
2847799240116cyclictest13876-21ssh10:45:380
2847799240108cyclictest31168-21ssh09:40:030
284779923996cyclictest8773-21runrttasks08:03:470
2847799239111cyclictest28428-21fschecks_time11:49:590
284779923881cyclictest3277-21diskmemload09:59:330
2847799238115cyclictest3198-21runrttasks07:39:090
2847799238114cyclictest20916-21ps08:55:240
284779923771cyclictest25401-21ssh11:36:370
284779923755cyclictest6760-21sort07:54:230
2847799237112cyclictest6778-21ssh12:35:510
2847799237107cyclictest16620-21munin-run10:58:490
284779923690cyclictest14784-21idleruntime10:50:000
284779923676cyclictest32164-21grep12:05:490
284779923670cyclictest2666-21ssh12:19:050
2847799236117cyclictest30034-21latency07:14:420
2847799236111cyclictest3381-21if_err_eth007:39:330
2847799235112cyclictest3332-21ssh12:20:570
2847799235107cyclictest1526-21ping07:31:110
2847799234104cyclictest22141-21chrt09:00:320
2847799232108cyclictest18517-21ntp_kernel_pll_08:44:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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