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2026-04-14 - 18:57
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Tue Apr 14, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3858271723sleep3860-21proc_pri07:02:130
452399254227cyclictest10344-21munin-node0
452399253226cyclictest15762-21idleruntime-cro07:56:370
452399249225cyclictest7158-21irqstats07:17:350
452399249225cyclictest22552-21diskmemload10:40:160
452399247222cyclictest30667-21chrt09:02:030
452399247183cyclictest29338-21sendmail08:56:360
452399246214cyclictest14303-21sort07:48:140
452399245179cyclictest15459-21df_inode10:12:290
452399244178cyclictest8124-21cut11:52:460
452399243216cyclictest22754-21latency_hist08:27:010
452399243213cyclictest1549-21ssh11:26:460
452399243175cyclictest10124-21/usr/sbin/munin07:31:450
452399242213cyclictest21640-21df_inode08:22:070
452399242182cyclictest11624-21latency_hist12:07:180
452399242174cyclictest18032-21basename08:06:350
452399241209cyclictest3136-21ls09:22:260
452399241180cyclictest5418-21cpu11:41:510
452399240215cyclictest13991-21latency_hist12:17:190
452399240208cyclictest31599-21diskmemload12:18:330
452399240174cyclictest19427-21munin-node0
452399239213cyclictest12994-21df_inode10:02:260
452399239211cyclictest10126-21chrt12:01:040
452399239209cyclictest28906-21sshd11:05:430
452399239209cyclictest11116-21processes09:54:050
452399239208cyclictest29562-21df_inode08:57:130
452399239206cyclictest18783-21ssh12:36:110
452399239205cyclictest8139-21ssh09:42:340
452399239173cyclictest27628-21ntp_kernel_pll_08:47:500
452399238214cyclictest2726-21lxpanel09:16:530
452399238214cyclictest14841-21find10:09:100
452399238210cyclictest31975-21fschecks_time09:07:500
452399238210cyclictest31599-21diskmemload10:58:320
452399238194cyclictest2893-21munin-node0
452399238171cyclictest7009-21chrt11:48:030
452399237211cyclictest12658-21munin-run12:11:580
452399237209cyclictest7099-21ssh09:38:060
452399237209cyclictest23372-21ssh10:43:360
452399237208cyclictest12394-21munin-run07:41:360
452399237207cyclictest8754-21munin-node0
452399236211cyclictest5588-21sh07:11:350
452399236210cyclictest5437-21latency_hist09:32:320
452399236173cyclictest30932-21apt-get11:14:430
452399235210cyclictest4359-21latency_hist09:27:220
452399235210cyclictest18971-21ssh10:26:470
452399235208cyclictest16503-21df_inode12:27:200
452399235207cyclictest1842-21fschecks_count11:27:440
452399235207cyclictest10152-21munin-node0
452399235204cyclictest25975-21munin-node0
452399234210cyclictest13382-21runrttasks07:44:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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