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improve throughput with large limit_rate

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This commit is contained in:
Igor Sysoev 2007-11-27 12:24:44 +00:00
parent 75d58f0295
commit 73678216ea
1 changed files with 8 additions and 4 deletions
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12
src/http/ngx_http_write_filter_module.c
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@ -49,6 +49,7 @@ ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in)
{
off_t size, sent, limit;
ngx_uint_t last, flush;
ngx_msec_t delay;
ngx_chain_t *cl, *ln, **ll, *chain;
ngx_connection_t *c;
ngx_http_core_loc_conf_t *clcf;
@ -245,14 +246,17 @@ ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in)
}
if (r->limit_rate) {
sent = c->sent - sent;
c->write->delayed = 1;
ngx_add_timer(c->write, (ngx_msec_t) (sent * 1000 / r->limit_rate + 1));
delay = (ngx_msec_t) ((c->sent - sent) * 1000 / r->limit_rate + 1);
if (delay > 0) {
c->write->delayed = 1;
ngx_add_timer(c->write, delay);
}
} else if (c->write->ready
&& clcf->sendfile_max_chunk
&& (size_t) (c->sent - sent)
>= clcf->sendfile_max_chunk - 2 * ngx_pagesize)
>= clcf->sendfile_max_chunk - 2 * ngx_pagesize)
{
c->write->delayed = 1;
ngx_add_timer(c->write, 1);