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2025-11-25 - 14:14
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 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 100 highest latencies:
System rack8slot7.osadl.org (updated Tue Nov 25, 2025 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
793992018,1cyclictest60250irq/125-lan19:35:142
793991918,1cyclictest60250irq/125-lan23:14:562
793991918,1cyclictest60250irq/125-lan22:20:122
793991818,0cyclictest60250irq/125-lan21:25:232
793991817,1cyclictest60250irq/125-lan23:17:532
793991817,1cyclictest60250irq/125-lan22:25:142
793991817,1cyclictest60250irq/125-lan21:42:462
793991817,1cyclictest60250irq/125-lan00:20:162
793991817,1cyclictest60250irq/125-lan00:15:142
793991717,0cyclictest60250irq/125-lan21:50:002
793991717,0cyclictest60250irq/125-lan20:56:562
793991716,1cyclictest60250irq/125-lan23:00:172
793991716,1cyclictest60250irq/125-lan21:45:142
793991716,1cyclictest60250irq/125-lan00:10:172
793991616,0cyclictest60250irq/125-lan23:59:202
793991616,0cyclictest60250irq/125-lan20:37:162
793991615,1cyclictest60250irq/125-lan23:30:132
793991615,1cyclictest60250irq/125-lan21:30:152
793991615,1cyclictest60250irq/125-lan21:20:142
793991615,1cyclictest60250irq/125-lan20:05:212
793991615,1cyclictest60250irq/125-lan19:45:132
793991615,1cyclictest60250irq/125-lan19:40:152
793991515,0cyclictest60250irq/125-lan23:06:342
793991515,0cyclictest60250irq/125-lan22:10:212
793991515,0cyclictest60250irq/125-lan22:05:172
793991514,1cyclictest60250irq/125-lan21:10:162
793991514,1cyclictest60250irq/125-lan21:00:122
793991514,1cyclictest60250irq/125-lan20:30:132
793991514,1cyclictest60250irq/125-lan20:15:302
793991514,1cyclictest60250irq/125-lan20:10:132
793991514,1cyclictest60250irq/125-lan19:15:152
793991514,1cyclictest60250irq/125-lan00:30:152
793991514,1cyclictest60250irq/125-lan00:00:212
798991414,0cyclictest329-21hwrng22:05:183
798991413,1cyclictest329-21hwrng21:36:383
793991414,0cyclictest60250irq/125-lan20:25:122
793991414,0cyclictest60250irq/125-lan19:57:232
793991413,1cyclictest60250irq/125-lan22:35:162
793991413,1cyclictest60250irq/125-lan21:55:212
793991413,1cyclictest60250irq/125-lan21:35:222
798991313,0cyclictest329-21hwrng23:53:503
793991313,0cyclictest60250irq/125-lan23:51:242
793991313,0cyclictest60250irq/125-lan22:42:082
793991312,1cyclictest60250irq/125-lan23:35:142
793991312,1cyclictest60250irq/125-lan22:17:432
793991312,1cyclictest60250irq/125-lan20:50:002
793991312,1cyclictest60250irq/125-lan20:45:202
793991312,1cyclictest60250irq/125-lan20:20:182
793991312,1cyclictest60250irq/125-lan19:50:192
793991212,0cyclictest60250irq/125-lan23:40:122
793991212,0cyclictest60250irq/125-lan23:25:162
793991212,0cyclictest60250irq/125-lan20:00:192
793991212,0cyclictest60250irq/125-lan00:35:182
793991211,1cyclictest60250irq/125-lan22:55:202
793991211,1cyclictest60250irq/125-lan22:45:162
793991211,1cyclictest60250irq/125-lan22:00:172
793991211,1cyclictest60250irq/125-lan20:40:152
793991211,1cyclictest60250irq/125-lan19:30:172
793991211,1cyclictest60250irq/125-lan00:25:182
793991111,0cyclictest60250irq/125-lan22:32:522
793991110,1cyclictest60250irq/125-lan22:50:142
793991110,1cyclictest60250irq/125-lan22:50:142
793991110,1cyclictest60250irq/125-lan21:15:172
793991110,1cyclictest60250irq/125-lan19:25:152
783991111,0cyclictest329-21hwrng20:19:500
79399109,1cyclictest60250irq/125-lan21:05:212
79399109,1cyclictest60250irq/125-lan19:20:142
79399109,1cyclictest60250irq/125-lan19:10:122
7989998,1cyclictest702-21snmpd22:03:373
7989996,3cyclictest702-21snmpd00:02:543
7989990,5cyclictest9224-21cat20:50:003
7989990,5cyclictest27805-21chrt21:33:253
7939999,0cyclictest60250irq/125-lan23:45:152
7939998,1cyclictest60250irq/125-lan23:20:152
7939998,1cyclictest60250irq/125-lan00:05:142
7839996,2cyclictest702-21snmpd22:23:500
7989988,0cyclictest702-21snmpd22:25:293
7989988,0cyclictest700-21lldpd20:58:123
7989988,0cyclictest329-21hwrng23:27:143
7989986,2cyclictest702-21snmpd22:43:363
7989986,2cyclictest702-21snmpd21:05:083
7989986,2cyclictest702-21snmpd19:34:023
7989980,6cyclictest0-21swapper/322:53:463
7989980,6cyclictest0-21swapper/322:53:463
7989980,5cyclictest21733-21ntpq22:35:163
7989980,4cyclictest684-21chrt20:29:413
7989980,4cyclictest4562-21sed21:55:003
7989980,4cyclictest31559-21taskset00:20:103
7989980,4cyclictest30731-21chrt20:20:243
7989980,4cyclictest28859-21chrt20:17:233
7989980,4cyclictest27731-21grep00:10:143
7989980,4cyclictest26973-21chrt20:14:113
7989980,4cyclictest2662-21chrt00:26:343
7989980,4cyclictest25438-21chrt22:45:073
7989980,4cyclictest2394-21chrt21:49:103
7989980,4cyclictest22050-21cat23:55:173
7989980,4cyclictest18026-21ntpq19:50:183
7989980,4cyclictest16188-21ntp_kernel_pll_23:40:173
7989980,4cyclictest12545-21chrt22:13:513
7989980,4cyclictest0-21swapper/320:45:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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