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2025-11-19 - 22:46
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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 376 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Wed Nov 19, 2025 12:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152090,0ktimers/088101sleep06:53:330
1514490,0ktimers/0190681sleep07:43:120
1514450,0ktimers/064321sleep11:46:200
1514440,0ktimers/0266081sleep08:18:420
1514400,0ktimers/032441sleep11:32:180
1514290,0ktimers/0128611sleep07:14:020
1514280,0ktimers/044871sleep11:38:190
1514280,0ktimers/03121sleep11:19:000
1514260,0ktimers/0150771sleep09:54:510
1301504110,0irq/15-NE200052750irq/11-sym53c8xx10:58:420
1514070,0ktimers/0155371sleep09:58:300
527504020,0irq/11-sym53c8x130150irq/15-NE200009:00:300
1514010,0ktimers/0103081sleep12:04:290
1513900,0ktimers/092001sleep09:29:030
14093139043,0sleep151ktimers/012:22:190
1513870,0ktimers/0233391sleep10:34:350
1513790,0ktimers/0138711sleep07:18:540
1513780,0ktimers/0119241sleep09:40:010
527503690,0irq/11-sym53c8x130150irq/15-NE200009:45:010
1513630,0ktimers/041841sleep09:04:160
1513610,0ktimers/0211041sleep10:24:340
1513600,0ktimers/0138731sleep09:49:380
1513590,0ktimers/0269581sleep10:51:500
527503500,0irq/11-sym53c8x130150irq/15-NE200009:10:020
527503410,0irq/11-sym53c8x130150irq/15-NE200007:13:060
1301503410,0irq/15-NE200052750irq/11-sym53c8xx10:58:050
527503390,0irq/11-sym53c8x130150irq/15-NE200012:13:490
527503390,0irq/11-sym53c8x130150irq/15-NE200009:23:230
1513330,0ktimers/0155391sleep07:25:000
17983132387,0sleep17969-21apt-get07:38:120
1301503200,0irq/15-NE200028797-21chrt08:28:490
1513180,0ktimers/0319701sleep08:43:290
527503110,0irq/11-sym53c8x130150irq/15-NE200012:10:090
1513090,0ktimers/0912-21runrttasks08:49:190
1513020,0ktimers/021912-21timerandwakeup07:54:400
10710130137,0sleep151ktimers/007:02:090
527502990,0irq/11-sym53c8x26122-21cut08:14:250
527502990,0irq/11-sym53c8x130150irq/15-NE200012:23:530
1854112980,0sleep151ktimers/010:11:120
3175112970,0sleep151ktimers/008:42:250
209712960,0sleep151ktimers/011:26:230
1143412960,0sleep151ktimers/007:08:030
527502950,0irq/11-sym53c8x31601-21ntp_states11:13:360
527502950,0irq/11-sym53c8x24914-21df_inode08:09:120
527502910,0irq/11-sym53c8x130150irq/15-NE200010:13:520
1512830,0ktimers/035441sleep11:33:530
527502810,0irq/11-sym53c8x30406-21date11:08:190
527502770,0irq/11-sym53c8x130150irq/15-NE200008:25:030
527502760,0irq/11-sym53c8x130150irq/15-NE200011:50:020
25479127628,0sleep25490-21grep10:44:330
779112750,0sleep151ktimers/009:23:080
667212720,0sleep151ktimers/009:17:370
527502710,0irq/11-sym53c8x24229-21chrt08:04:550
527502690,0irq/11-sym53c8x130150irq/15-NE200008:53:180
8219126826,0sleep8226-21uname11:54:300
527502660,0irq/11-sym53c8x29861-21ntp_states08:33:360
29620126427,0sleep29630-21munin-node11:04:120
1301502580,0irq/15-NE200022695-21cron10:33:040
1301502570,0irq/15-NE20009967-21latency_hist09:33:140
1512560,0ktimers/022970-21sendmail-mta07:59:360
1301502550,0irq/15-NE200016598-21which07:29:560
527502540,0irq/11-sym53c8x19644-21cut07:44:310
1301502540,0irq/15-NE2000248261chrt10:42:360
527502530,0irq/11-sym53c8x20960-21if_eth107:49:580
527502530,0irq/11-sym53c8x17557-21cron10:08:050
527502500,0irq/11-sym53c8x0-21swapper12:00:210
1301502470,0irq/15-NE20001654-21snmpd10:18:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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