align hash bucket size to cache line
diff --git a/src/http/modules/ngx_http_proxy_module.c b/src/http/modules/ngx_http_proxy_module.c
index 0e6bb1d..f854549 100644
--- a/src/http/modules/ngx_http_proxy_module.c
+++ b/src/http/modules/ngx_http_proxy_module.c
@@ -1823,7 +1823,7 @@
hash.hash = &conf->upstream.hide_headers_hash;
hash.key = ngx_hash_key_lc;
hash.max_size = 512;
- hash.bucket_size = 64;
+ hash.bucket_size = ngx_align(64, ngx_cacheline_size);
hash.name = "proxy_hide_headers_hash";
hash.pool = cf->pool;
hash.temp_pool = NULL;