Hello!

On Tue, Jul 29, 2014 at 3:47 PM, Richard Stanway wrote:
> Thank you for the patch. This solves the issue with streamed responses,
> however when the "if (r->headers_out.content_length_n > 0)" branch is taken,
> eg with static content, I still receive the 2nd alert type below.

Oh, we should probably skip that condition altogether for IPP zlib.
The formula is accurate and was copied directly from the IPP zlib
source code. Try this additional patch:

diff -r 2a54efe7a747 src/http/modules/ngx_http_gzip_filter_module.c
--- a/src/http/modules/ngx_http_gzip_filter_module.c Tue Jul 29
14:19:37 2014 -0700
+++ b/src/http/modules/ngx_http_gzip_filter_module.c Tue Jul 29
16:06:03 2014 -0700
@@ -492,6 +492,7 @@ ngx_http_gzip_filter_memory(ngx_http_req
wbits = conf->wbits;
memlevel = conf->memlevel;

+#if !NGX_HAVE_ZLIB_IPP
if (r->headers_out.content_length_n > 0) {

/* the actual zlib window size is smaller by 262 bytes */
@@ -505,6 +506,7 @@ ngx_http_gzip_filter_memory(ngx_http_req
memlevel = 1;
}
}
+#endif

ctx->wbits = wbits;
ctx->memlevel = memlevel;

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