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updates 2.9 Bookworm
- Lcvette
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2 years 10 months ago #288296
by Lcvette
Replied by Lcvette on topic updates 2.9 Bookworm
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2 years 10 months ago - 2 years 10 months ago #288298
by PCW
Replied by PCW on topic updates 2.9 Bookworm
You cannot set TX usecs on some hardware
If you watch hm2_[card].0.read.time as you adjust the rx-usecs value
You will find the time time gets longer for any rx-usecs value other than 0.
This is not surprising since the rx-usecs value is how long the host should
hang in the Ethernet interrupt service routine before exiting. Waiting make sense
if you are expecting another packet but this is not the case here.
If you watch hm2_[card].0.read.time as you adjust the rx-usecs value
You will find the time time gets longer for any rx-usecs value other than 0.
This is not surprising since the rx-usecs value is how long the host should
hang in the Ethernet interrupt service routine before exiting. Waiting make sense
if you are expecting another packet but this is not the case here.
Last edit: 2 years 10 months ago by PCW.
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