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| author | Flavio Leitner <fbl@sysclose.org> | 2020-02-07 09:01:13 -0300 |
|---|---|---|
| committer | Ben Pfaff <blp@ovn.org> | 2020-02-10 09:41:15 -0800 |
| commit | c72401297078a305c85f2c78a3640ce84260bfae (patch) | |
| tree | 75476a0789bce5f269416842e445acb92e92683b /Documentation/intro | |
| parent | e14fbdbb5ba137884095caa849735a78ffef0da0 (diff) | |
| download | openvswitch-c72401297078a305c85f2c78a3640ce84260bfae.tar.gz | |
dp-packet: prefetch the next packet when cloning a batch.
There is a cache miss when accessing mbuf->data_off while cloning
a batch and using prefetch improved the throughput by ~2.3%.
Before: 13709416.30 pps
After: 14031475.80 pps
Fixes: d48771848560 ("dp-packet: preserve headroom when cloning a pkt batch")
Signed-off-by: Flavio Leitner <fbl@sysclose.org>
Signed-off-by: Ben Pfaff <blp@ovn.org>
Diffstat (limited to 'Documentation/intro')
0 files changed, 0 insertions, 0 deletions