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Diffstat (limited to 'src/core/ngx_output_chain.c')
-rw-r--r--src/core/ngx_output_chain.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/src/core/ngx_output_chain.c b/src/core/ngx_output_chain.c
index 2b8da22be..557dd22c9 100644
--- a/src/core/ngx_output_chain.c
+++ b/src/core/ngx_output_chain.c
@@ -80,7 +80,17 @@ ngx_int_t ngx_output_chain(ngx_output_chain_ctx_t *ctx, ngx_chain_t *in)
if (bsize == 0 && !ngx_buf_special(ctx->in->buf)) {
ngx_log_error(NGX_LOG_ALERT, ctx->pool->log, 0,
- "zero size buf in output");
+ "zero size buf in output "
+ "t:%d r:%d f:%d %p %p-%p %p %O-%O",
+ ctx->in->buf->temporary,
+ ctx->in->buf->recycled,
+ ctx->in->buf->in_file,
+ ctx->in->buf->start,
+ ctx->in->buf->pos,
+ ctx->in->buf->last,
+ ctx->in->buf->file,
+ ctx->in->buf->file_pos,
+ ctx->in->buf->file_last);
ngx_debug_point();