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Diffstat (limited to 'content/blog/2022-12-01-nginx-compression.md')
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1 files changed, 33 insertions, 37 deletions
diff --git a/content/blog/2022-12-01-nginx-compression.md b/content/blog/2022-12-01-nginx-compression.md index d027afe..492b04e 100644 --- a/content/blog/2022-12-01-nginx-compression.md +++ b/content/blog/2022-12-01-nginx-compression.md @@ -7,24 +7,23 @@ draft = false # Text Compression -Text compression allows a web server to serve text-based resources -faster than uncompressed data. This can speed up things like First -Contentful Paint, Tie to Interactive, and Speed Index. +Text compression allows a web server to serve text-based resources faster than +uncompressed data. This can speed up things like First Contentful Paint, Tie to +Interactive, and Speed Index. # Enable Nginx Compression with gzip -In order to enable text compression on Nginx, we need to enable it -within the configuration file: +In order to enable text compression on Nginx, we need to enable it within the +configuration file: ```sh nano /etc/nginx/nginx.conf ``` -Within the `http` block, find the section that shows -something like the block below. This is the default gzip configuration I -found in my `nginx.conf` file on Alpine Linux 3.17. Yours may -look slightly different, just make sure that you\'re not creating any -duplicate gzip options. +Within the `http` block, find the section that shows something like the block +below. This is the default gzip configuration I found in my `nginx.conf` file on +Alpine Linux 3.17. Yours may look slightly different, just make sure that +you're not creating any duplicate gzip options. ``` conf # Enable gzipping of responses. @@ -48,33 +47,30 @@ gzip_disable "MSIE [1-6]"; # Explanations of ngx~httpgzipmodule~ Options -Each of the lines above enables a different aspect of the gzip response -for Nginx. Here are the full explanations: +Each of the lines above enables a different aspect of the gzip response for +Nginx. Here are the full explanations: -- `gzip` -- Enables or disables gzipping of responses. -- `gzip_vary` -- Enables or disables inserting the \"Vary: - Accept-Encoding\" response header field if the directives gzip, - gzip~static~, or gunzip are active. -- `gzip_min_length` -- Sets the minimum length of a - response that will be gzipped. The length is determined only from - the \"Content-Length\" response header field. -- `gzip_proxied` -- Enables or disables gzipping of - responses for proxied requests depending on the request and - response. The fact that the request is proxied is determined by the - presence of the \"Via\" request header field. -- `gzip_types` -- Enables gzipping of responses for the - specified MIME types in addition to \"text/html\". The special value - "\*" matches any MIME type (0.8.29). Responses with the - \"text/html\" type are always compressed. -- `gzip_disable` -- Disables gzipping of responses for - requests with \"User-Agent\" header fields matching any of the - specified regular expressions. - - The special mask \"msie6\" (0.7.12) corresponds to the regular - expression \"MSIE \[4-6\].\", but works faster. Starting from - version 0.8.11, \"MSIE 6.0; ... SV1\" is excluded from this - mask. +- `gzip` -- Enables or disables gzipping of responses. +- `gzip_vary` -- Enables or disables inserting the "Vary: Accept-Encoding" + response header field if the directives gzip, gzip~static~, or gunzip are + active. +- `gzip_min_length` -- Sets the minimum length of a response that will be + gzipped. The length is determined only from the "Content-Length" response + header field. +- `gzip_proxied` -- Enables or disables gzipping of responses for proxied + requests depending on the request and response. The fact that the request is + proxied is determined by the presence of the "Via" request header field. +- `gzip_types` -- Enables gzipping of responses for the specified MIME types in + addition to "text/html". The special value "*" matches any MIME type + (0.8.29). Responses with the "text/html" type are always compressed. +- `gzip_disable` -- Disables gzipping of responses for requests with + "User-Agent" header fields matching any of the specified regular + expressions. + - The special mask "msie6" (0.7.12) corresponds to the regular expression + "MSIE [4-6].", but works faster. Starting from version 0.8.11, "MSIE + 6.0; ... SV1" is excluded from this mask. -More information on these directives and their options can be found on -the [Module +More information on these directives and their options can be found on the +[Module ngx~httpgzipmodule~](https://nginx.org/en/docs/http/ngx_http_gzip_module.html) -page in Nginx\'s documentation. +page in Nginx's documentation. |