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2025-04-04 - 10:16
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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 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri Apr 04, 2025 00:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151150860,0ktimers/0299411sleep19:07:010
530504580,0irq/11-sym53c8x130550irq/15-NE200022:12:090
1514580,0ktimers/067201sleep22:35:330
1514510,0ktimers/0221311sleep21:03:220
1514480,0ktimers/088161sleep20:01:520
1514290,0ktimers/036041sleep22:16:510
1514280,0ktimers/0226701sleep21:06:230
1514220,0ktimers/0257761sleep21:21:070
530504140,0irq/11-sym53c8x130550irq/15-NE200023:30:160
1513990,0ktimers/0147281sleep20:30:250
1513940,0ktimers/093211sleep22:50:360
1513930,0ktimers/0311631sleep21:51:350
1513910,0ktimers/0160311sleep23:24:580
1513870,0ktimers/0323041sleep19:21:220
1513800,0ktimers/06721sleep22:01:150
530503680,0irq/11-sym53c8x130550irq/15-NE200021:27:540
1513630,0ktimers/065531sleep19:51:400
1513490,0ktimers/0281471sleep00:31:570
530503450,0irq/11-sym53c8x130550irq/15-NE200023:06:010
1513450,0ktimers/0170621sleep23:31:420
530503270,0irq/11-sym53c8x130550irq/15-NE200021:15:320
1513150,0ktimers/010741sleep19:26:360
1513030,0ktimers/0235361sleep21:10:540
530502940,0irq/11-sym53c8x130550irq/15-NE200020:20:480
3016599293205,0cyclictest13455-21awk23:11:470
3016599291206,0cyclictest14560-21timerandwakeup23:16:530
3016599286199,0cyclictest22358-21cat00:00:300
1512760,0ktimers/0188001sleep23:40:410
301659927430,0cyclictest29715-21chrt21:41:400
530502730,0irq/11-sym53c8x130550irq/15-NE200023:48:310
1512730,0ktimers/0108151sleep20:11:370
1512720,0ktimers/0272281sleep21:31:000
3016599270182,0cyclictest11709-21awk23:01:200
3016599270116,0cyclictest13802-21ntp_states20:25:480
3016599268181,0cyclictest24546-21aten_r3power_en00:12:020
1512680,0ktimers/0287781sleep00:36:080
3016599267179,0cyclictest21355-21mailstats23:55:410
3016599266180,0cyclictest25412-21uname00:16:410
3016599266176,0cyclictest28312-21df21:36:040
3016599265137,0cyclictest20350-21df23:51:020
301659926427,0cyclictest10754-21grep22:56:360
3016599263179,0cyclictest2159-21nfs_client19:31:370
1305502630,0irq/15-NE200053050irq/11-sym53c8xx20:36:430
3016599262175,0cyclictest17236-21df_inode20:41:220
301659926191,0cyclictest31929-21ls21:55:440
3016599259174,0cyclictest7883-21aten_r3power_en19:57:040
3016599257166,0cyclictest3462-21snmpd19:20:170
301659925689,0cyclictest20271-21basename20:55:430
3016599256172,0cyclictest5013-21chrt22:23:400
3016599256123,0cyclictest3732-21runrttasks20:15:330
1512540,0ktimers/0196191sleep20:51:480
301659925080,0cyclictest26998-21latency_hist00:25:240
301659924225,0cyclictest31233-21chrt19:15:160
301659924033,0cyclictest5016-21munin-node19:46:230
3016599240159,0cyclictest4065-21apt-get19:41:030
3016599237158,0cyclictest17957-21awk23:36:230
3016599236157,0cyclictest18033-21mailstats20:45:310
3016599233107,0cyclictest8486-21sed22:42:080
3016599230126,0cyclictest10315-21cron20:10:160
3016599228111,0cyclictest2991-21df19:36:070
3016599226139,0cyclictest0-21swapper22:31:170
301659922592,0cyclictest1499-21date22:05:240
301659922430,0cyclictest5440-21chrt22:29:160
301659922328,0cyclictest26205-21df00:21:120
301659922096,0cyclictest3732-21runrttasks00:08:400
301659922026,0cyclictest8831-21cat22:45:240
301659921426,0cyclictest30633-21cron21:50:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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