documentation:examples:dropping_packets_at_high_rate
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documentation:examples:dropping_packets_at_high_rate [2020/02/07 17:44] – [Standard IP level configuration] olivier | documentation:examples:dropping_packets_at_high_rate [2022/03/15 19:51] – [Using Chelsio's TCAM firewall] olivier | ||
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</ | </ | ||
==== NIC level configuration ==== | ==== NIC level configuration ==== | ||
- | (A FreeBSD 13 / head) only feature. | + | ** A FreeBSD 13 (-head) only feature.** |
Currently the [[https:// | Currently the [[https:// | ||
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</ | </ | ||
- | ==== Performance | + | ==== Performance |
Hardware: | Hardware: | ||
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The script report an hardware dropping rate of 32Mpps: Where are the other 10Mpps ? | The script report an hardware dropping rate of 32Mpps: Where are the other 10Mpps ? | ||
- | Let's read the [[https://svnweb.freebsd.org/ | + | Let's read the [[https://cgit.freebsd.org/ |
< | < | ||
# TCAM has 8K cells; each region must start at a multiple of 128 cell. | # TCAM has 8K cells; each region must start at a multiple of 128 cell. | ||
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To improve the TCAM performance for a filtering usage, all unused " | To improve the TCAM performance for a filtering usage, all unused " | ||
- | For that we need to download a [[https://svnweb.freebsd.org/ | + | For that we need to download a [[https://cgit.freebsd.org/ |
< | < | ||
# fetch -o / | # fetch -o / |
documentation/examples/dropping_packets_at_high_rate.txt · Last modified: 2024/02/09 09:42 by olivier