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2025-12-04 - 14:39
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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 Thu Dec 04, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15710991918,1cyclictest60250irq/125-lan11:05:152
15710991918,1cyclictest60250irq/125-lan08:25:152
15710991818,0cyclictest60250irq/125-lan09:49:532
15710991817,1cyclictest60250irq/125-lan10:20:232
15710991717,0cyclictest60250irq/125-lan11:46:452
15710991717,0cyclictest60250irq/125-lan11:35:182
15710991717,0cyclictest60250irq/125-lan08:04:542
15710991717,0cyclictest60250irq/125-lan07:57:222
15710991717,0cyclictest60250irq/125-lan07:45:212
15710991716,1cyclictest60250irq/125-lan11:20:152
15710991716,1cyclictest60250irq/125-lan11:10:192
15710991716,1cyclictest60250irq/125-lan09:20:172
15710991716,1cyclictest60250irq/125-lan09:10:142
15710991716,1cyclictest60250irq/125-lan09:00:202
15710991716,1cyclictest60250irq/125-lan08:20:242
15710991616,0cyclictest60250irq/125-lan07:39:462
15710991616,0cyclictest60250irq/125-lan07:10:122
15710991615,1cyclictest60250irq/125-lan12:30:192
15710991615,1cyclictest60250irq/125-lan12:20:212
15710991615,1cyclictest60250irq/125-lan12:05:142
15710991615,1cyclictest60250irq/125-lan12:00:162
15710991615,1cyclictest60250irq/125-lan10:25:192
15710991615,1cyclictest60250irq/125-lan10:00:182
15710991615,1cyclictest60250irq/125-lan10:00:182
15710991615,1cyclictest60250irq/125-lan09:30:152
15710991615,1cyclictest60250irq/125-lan09:15:172
15710991615,1cyclictest60250irq/125-lan07:53:202
15710991615,1cyclictest60250irq/125-lan07:30:152
15710991515,0cyclictest60250irq/125-lan10:33:242
15710991515,0cyclictest60250irq/125-lan08:58:252
15710991515,0cyclictest60250irq/125-lan08:35:202
15710991514,1cyclictest60250irq/125-lan11:40:162
15710991514,1cyclictest60250irq/125-lan10:10:112
15710991514,1cyclictest60250irq/125-lan09:55:132
15710991514,1cyclictest60250irq/125-lan09:40:552
15710991514,1cyclictest60250irq/125-lan08:45:162
15710991514,1cyclictest60250irq/125-lan07:20:222
15710991514,1cyclictest60250irq/125-lan07:15:222
15704991515,0cyclictest329-21hwrng10:52:141
15710991414,0cyclictest60250irq/125-lan09:35:142
15710991414,0cyclictest60250irq/125-lan08:10:152
15710991413,1cyclictest60250irq/125-lan12:15:202
15710991413,1cyclictest60250irq/125-lan11:50:132
15710991413,1cyclictest60250irq/125-lan11:25:222
15710991413,1cyclictest60250irq/125-lan10:55:192
15710991413,1cyclictest60250irq/125-lan10:15:152
15710991413,1cyclictest60250irq/125-lan09:50:182
15714991313,0cyclictest329-21hwrng12:06:593
15710991313,0cyclictest60250irq/125-lan08:45:002
15710991312,1cyclictest60250irq/125-lan12:10:132
15710991312,1cyclictest60250irq/125-lan11:15:202
15710991312,1cyclictest60250irq/125-lan08:50:172
15710991312,1cyclictest60250irq/125-lan08:15:162
15710991312,1cyclictest60250irq/125-lan08:15:152
15710991312,1cyclictest60250irq/125-lan08:05:132
15710991312,1cyclictest60250irq/125-lan07:45:012
15710991212,0cyclictest60250irq/125-lan09:05:102
15710991211,1cyclictest60250irq/125-lan12:35:182
15710991211,1cyclictest60250irq/125-lan10:40:122
15710991211,1cyclictest60250irq/125-lan08:30:152
15710991211,1cyclictest60250irq/125-lan07:25:162
15710991110,1cyclictest60250irq/125-lan10:45:112
15710991110,1cyclictest60250irq/125-lan10:35:142
15704991111,0cyclictest329-21hwrng12:20:171
15704991111,0cyclictest329-21hwrng12:06:591
1571099109,1cyclictest60250irq/125-lan10:50:122
157109998,1cyclictest60250irq/125-lan10:10:012
157049999,0cyclictest329-21hwrng10:22:321
157149988,0cyclictest702-21snmpd11:35:493
157149988,0cyclictest702-21snmpd09:59:493
157149988,0cyclictest702-21snmpd09:44:343
157149988,0cyclictest702-21snmpd09:02:283
157149988,0cyclictest702-21snmpd07:37:553
157149988,0cyclictest329-21hwrng12:02:533
157149988,0cyclictest329-21hwrng11:18:503
157149988,0cyclictest329-21hwrng09:29:173
157149988,0cyclictest329-21hwrng07:45:523
157149987,1cyclictest702-21snmpd08:44:293
157149986,2cyclictest702-21snmpd11:55:233
157109988,0cyclictest60250irq/125-lan12:25:422
157109987,1cyclictest60250irq/125-lan11:00:192
157109987,1cyclictest60250irq/125-lan09:27:252
157049988,0cyclictest702-21snmpd11:34:281
157049988,0cyclictest702-21snmpd11:12:491
157049988,0cyclictest702-21snmpd10:36:021
157049988,0cyclictest702-21snmpd10:33:161
157049988,0cyclictest702-21snmpd10:16:041
157049988,0cyclictest702-21snmpd09:43:371
157049988,0cyclictest702-21snmpd08:16:071
157049988,0cyclictest702-21snmpd08:16:061
157049988,0cyclictest702-21snmpd07:50:321
157049988,0cyclictest329-21hwrng12:12:061
157049988,0cyclictest329-21hwrng11:54:411
157049988,0cyclictest329-21hwrng11:47:311
157049988,0cyclictest329-21hwrng11:08:371
157049988,0cyclictest329-21hwrng10:46:041
157049988,0cyclictest329-21hwrng10:12:181
157049988,0cyclictest329-21hwrng10:09:131
157049988,0cyclictest329-21hwrng09:48:441
157049988,0cyclictest329-21hwrng09:28:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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