Mercurial > hg > nginx
changeset 9140:e9a003d40485
QUIC: fixed congesion control in GSO mode.
In non-GSO mode, a datagram is sent if congestion window is not exceeded by the
time of send. The window could be exceeded by a small amount after the send.
In GSO mode, congestion window was checked in a similar way, but for all
concatenated datagrams as a whole. This could result in exceeding congestion
window by a lot. Now congestion window is checked for every datagram in GSO
mode as well.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Thu, 27 Jul 2023 13:35:42 +0400 |
parents | d7dec2970161 |
children | 5d1e7c74aadf |
files | src/event/quic/ngx_event_quic_output.c |
diffstat | 1 files changed, 1 insertions(+), 1 deletions(-) [+] |
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--- a/src/event/quic/ngx_event_quic_output.c Thu Aug 10 20:11:29 2023 +0400 +++ b/src/event/quic/ngx_event_quic_output.c Thu Jul 27 13:35:42 2023 +0400 @@ -358,7 +358,7 @@ len = ngx_min(segsize, (size_t) (end - p)); - if (len && cg->in_flight < cg->window) { + if (len && cg->in_flight + (p - dst) < cg->window) { n = ngx_quic_output_packet(c, ctx, p, len, len); if (n == NGX_ERROR) {