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2025-11-24 - 11:26
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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 Mon Nov 24, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16390991818,0cyclictest60250irq/125-lan19:55:352
16390991817,1cyclictest60250irq/125-lan22:43:362
16390991817,1cyclictest60250irq/125-lan20:25:162
16390991817,1cyclictest60250irq/125-lan20:25:162
16390991816,2cyclictest60250irq/125-lan19:30:132
16390991717,0cyclictest60250irq/125-lan19:25:182
16390991717,0cyclictest60250irq/125-lan19:22:272
16390991716,1cyclictest60250irq/125-lan23:55:122
16390991716,1cyclictest60250irq/125-lan22:24:262
16390991716,1cyclictest60250irq/125-lan22:15:122
16390991716,1cyclictest60250irq/125-lan21:40:182
16390991716,1cyclictest60250irq/125-lan20:45:112
16390991716,1cyclictest60250irq/125-lan19:10:142
16390991716,1cyclictest60250irq/125-lan00:35:172
16390991616,0cyclictest60250irq/125-lan23:53:252
16390991616,0cyclictest60250irq/125-lan22:10:212
16390991616,0cyclictest60250irq/125-lan21:55:172
16390991616,0cyclictest60250irq/125-lan21:13:582
16390991616,0cyclictest60250irq/125-lan20:35:162
16390991616,0cyclictest60250irq/125-lan19:35:122
16390991616,0cyclictest60250irq/125-lan19:18:482
16390991616,0cyclictest60250irq/125-lan00:20:212
16390991615,1cyclictest60250irq/125-lan22:35:162
16390991615,1cyclictest60250irq/125-lan22:30:212
16390991615,1cyclictest60250irq/125-lan22:25:172
16390991615,1cyclictest60250irq/125-lan21:15:112
16390991515,0cyclictest60250irq/125-lan21:25:142
16390991515,0cyclictest60250irq/125-lan20:40:132
16390991514,1cyclictest60250irq/125-lan23:30:222
16390991514,1cyclictest60250irq/125-lan23:05:202
16390991514,1cyclictest60250irq/125-lan21:30:152
16390991414,0cyclictest60250irq/125-lan23:26:132
16390991414,0cyclictest60250irq/125-lan23:26:132
16390991414,0cyclictest60250irq/125-lan22:50:152
16390991414,0cyclictest60250irq/125-lan20:50:192
16390991414,0cyclictest60250irq/125-lan00:34:062
16390991414,0cyclictest329-21hwrng22:55:442
16390991414,0cyclictest329-21hwrng21:53:162
16390991414,0cyclictest329-21hwrng19:54:282
16390991413,1cyclictest60250irq/125-lan22:46:092
16390991413,1cyclictest60250irq/125-lan21:35:182
16390991413,1cyclictest60250irq/125-lan21:05:172
16390991413,1cyclictest60250irq/125-lan20:10:232
16390991413,1cyclictest60250irq/125-lan20:05:172
16383991414,0cyclictest329-21hwrng23:36:420
16383991414,0cyclictest329-21hwrng20:12:550
16390991313,0cyclictest60250irq/125-lan23:36:162
16390991313,0cyclictest60250irq/125-lan22:05:142
16390991313,0cyclictest60250irq/125-lan21:45:162
16390991313,0cyclictest60250irq/125-lan21:00:222
16390991313,0cyclictest60250irq/125-lan20:30:102
16390991313,0cyclictest60250irq/125-lan20:20:182
16390991312,1cyclictest60250irq/125-lan20:00:172
16383991313,0cyclictest329-21hwrng23:11:060
16383991313,0cyclictest329-21hwrng21:00:010
16383991313,0cyclictest329-21hwrng20:43:380
16383991313,0cyclictest329-21hwrng19:38:050
16394991212,0cyclictest329-21hwrng20:04:443
16390991212,0cyclictest60250irq/125-lan23:15:202
16390991212,0cyclictest60250irq/125-lan23:10:192
16390991212,0cyclictest60250irq/125-lan23:00:122
16390991212,0cyclictest60250irq/125-lan00:00:152
16390991211,1cyclictest60250irq/125-lan21:20:182
16390991211,1cyclictest60250irq/125-lan20:55:142
16390991211,1cyclictest60250irq/125-lan20:15:152
16390991211,1cyclictest60250irq/125-lan00:25:152
16390991211,1cyclictest60250irq/125-lan00:15:242
16390991211,1cyclictest60250irq/125-lan00:10:162
16383991212,0cyclictest329-21hwrng00:33:010
16383991212,0cyclictest329-21hwrng00:11:310
16390991111,0cyclictest60250irq/125-lan23:20:172
16390991111,0cyclictest60250irq/125-lan22:00:122
16390991111,0cyclictest329-21hwrng19:41:112
16390991110,1cyclictest60250irq/125-lan00:05:172
16383991111,0cyclictest329-21hwrng23:03:560
16383991111,0cyclictest329-21hwrng22:27:040
16383991111,0cyclictest329-21hwrng22:12:440
16383991111,0cyclictest329-21hwrng20:25:130
16383991111,0cyclictest329-21hwrng20:25:130
16394991010,0cyclictest329-21hwrng00:11:313
16390991010,0cyclictest60250irq/125-lan23:45:372
16390991010,0cyclictest60250irq/125-lan23:40:112
16383991010,0cyclictest329-21hwrng20:33:230
16383991010,0cyclictest329-21hwrng19:32:590
163909998,1cyclictest60250irq/125-lan19:45:142
163839999,0cyclictest329-21hwrng23:45:550
163839999,0cyclictest329-21hwrng22:35:150
163839999,0cyclictest329-21hwrng22:34:140
163839999,0cyclictest329-21hwrng22:17:510
163839999,0cyclictest329-21hwrng19:18:390
163839998,1cyclictest702-21snmpd21:37:050
163949988,0cyclictest702-21snmpd20:44:183
163949988,0cyclictest702-21snmpd20:27:173
163949988,0cyclictest702-21snmpd20:27:173
163949988,0cyclictest329-21hwrng23:30:333
163949988,0cyclictest329-21hwrng22:10:413
163949988,0cyclictest329-21hwrng20:21:073
163949988,0cyclictest329-21hwrng20:07:483
163949988,0cyclictest329-21hwrng19:54:293
163949987,1cyclictest702-21snmpd22:46:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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