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add debug logging for FastCGI zero size buf alert

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This commit is contained in:
Igor Sysoev 2007-01-15 16:00:51 +00:00
parent ec3cabdcd9
commit 4502bf57b3
2 changed files with 12 additions and 0 deletions
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6
src/event/ngx_event_pipe.c
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@ -531,6 +531,12 @@ ngx_event_pipe_write_to_downstream(ngx_event_pipe_t *p)
} else if (!p->cachable && p->in) { } else if (!p->cachable && p->in) {
cl = p->in; cl = p->in;
ngx_log_debug3(NGX_LOG_DEBUG_EVENT, p->log, 0,
"pipe write buf ls:%d %p %z",
cl->buf->last_shadow,
cl->buf->pos,
cl->buf->last - cl->buf->pos);
if (cl->buf->recycled if (cl->buf->recycled
&& cl->buf->last_shadow && cl->buf->last_shadow
&& bsize + cl->buf->last - cl->buf->pos > p->busy_size) && bsize + cl->buf->last - cl->buf->pos > p->busy_size)

6
src/http/modules/ngx_http_fastcgi_module.c
View File

@ -1310,6 +1310,9 @@ ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num); ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0,
"input buf %p %z", b->pos, b->last - b->pos);
if (f->pos + f->length < f->last) { if (f->pos + f->length < f->last) {
@ -1350,6 +1353,9 @@ ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
b->shadow = buf; b->shadow = buf;
b->last_shadow = 1; b->last_shadow = 1;
ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0,
"input buf last %p %z", b->pos, b->last - b->pos);
return NGX_OK; return NGX_OK;
} }