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2026-06-27 - 14:59
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sat Jun 27, 2026 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152350,0ktimers/095681sleep07:13:200
1005699473144,0cyclictest0-21swapper08:14:530
1514660,0ktimers/075951sleep10:09:410
1514650,0ktimers/0240671sleep08:38:000
1005699465106,0cyclictest3460-21snmpd08:08:100
1514640,0ktimers/0145451sleep07:42:390
1514560,0ktimers/0213011sleep11:37:150
1514530,0ktimers/0260301sleep12:05:380
525504520,0irq/11-sym53c8x130250irq/15-NE200009:33:160
1514520,0ktimers/022771sleep09:38:180
1005699451117,0cyclictest9741-21ssh10:24:590
1514490,0ktimers/0308471sleep09:13:530
100569944434,0cyclictest48-21kswapd011:47:390
100569943828,0cyclictest16268-21mailstats07:52:540
1514370,0ktimers/065441sleep10:03:070
100569943329,0cyclictest26638-21open_inodes08:52:420
525504320,0irq/11-sym53c8x130250irq/15-NE200011:39:490
1514320,0ktimers/0247141chrt11:57:370
1514300,0ktimers/0233051sleep08:33:180
100569943069,0cyclictest32044-21sort09:22:380
525504260,0irq/11-sym53c8x130250irq/15-NE200007:27:480
1005699425132,0cyclictest29601-21idleruntime-cro12:27:320
100569942433,0cyclictest11018-21munin-node07:22:540
100569942427,0cyclictest8334-21ssh10:16:030
100569942231,0cyclictest16903-21ssh11:08:030
525504210,0irq/11-sym53c8x130250irq/15-NE200012:09:070
1005699420112,0cyclictest0-21swapper12:44:060
525504190,0irq/11-sym53c8x130250irq/15-NE200007:49:010
100569941826,0cyclictest22214-21apt08:28:100
1514140,0ktimers/0102851sleep10:29:110
100569941492,0cyclictest5825-21aten_r3power_vo09:59:060
1514120,0ktimers/090051sleep10:21:470
100569941229,0cyclictest0-21swapper12:14:540
100569941129,0cyclictest29060-21runrttasks09:05:100
100569940728,0cyclictest14548-21awk10:54:350
1514060,0ktimers/0322991sleep09:23:350
100569940626,0cyclictest31199-21munin-node12:39:310
100569940570,0cyclictest12648-21irqstats10:43:070
100569940527,0cyclictest15899-21sendmail_mailtr11:02:470
100569940426,0cyclictest3460-21snmpd08:44:180
100569940327,0cyclictest28674-21idleruntime-cro12:22:310
100569940124,0cyclictest29446-21sh09:08:060
100569940029,0cyclictest31092-21diskmemload09:54:380
100569940029,0cyclictest25362-21date12:02:410
100569940028,0cyclictest3729-21runrttasks11:16:190
100569940027,0cyclictest4369-21chrt09:51:020
100569939927,0cyclictest23647-21ssh11:51:110
100569939924,0cyclictest11082-21df_inode10:34:230
100569939726,0cyclictest18461-21ssh11:18:070
100569939726,0cyclictest11654-21sort10:37:510
100569939630,0cyclictest30279-21munin-node12:32:430
100569939527,0cyclictest13954-21chrt10:52:230
100569939328,0cyclictest17402-21apt-get07:58:100
100569939327,0cyclictest12748-21grep07:33:340
100569939325,0cyclictest15394-21ssh10:59:230
100569939229,0cyclictest11018-21munin-node07:38:500
100569939226,0cyclictest3498-21sh09:44:260
100569939128,0cyclictest3729-21runrttasks08:22:340
100569939029,0cyclictest10809-21chrt07:21:580
100569939028,0cyclictest21414-21df08:23:260
100569939027,0cyclictest18797-21wc08:07:400
100569938928,0cyclictest19357-21chrt11:23:110
100569938924,0cyclictest29893-21ssh12:29:190
100569938627,0cyclictest674-21chrt09:28:100
100569938627,0cyclictest28420-21latency_hist09:02:340
1005699384116,0cyclictest20483-21sed11:32:430
100569938026,0cyclictest26059-21aten_r3power_vo08:48:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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