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Gutenberg 3.9.0

Does Gutenberg work with WordPress 4.9.8 and PHP 7.0.16? A smoke test was performed on .

Summary

Errors
No PHP errors, warnings or notices
1JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 393.3 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment
WordPress version4.9.8
PHP version7.0.16
MySQL version5.7.17
PHP memory limit256M
Plugin Info
Last updated
Active installs 300,000+
WordPress.org page https://wordpress.org/plugins/gutenberg/
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Pages 3

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?activate=true&plugin_status=all&paged=1&s=
Requested URL /wp-admin/plugins.php?action=activate&plugin=gutenberg%2Fgutenberg.php&plugin_status=all&paged=1&s&_wpnonce=28881d7e1f
Aspect after-activation
HTTP status 200 OK
Load time 0.198 s
Memory usage 3.25 MiB
JS errors None
Resource errors None

Gutenberg

Page screenshot: Gutenberg
URL /wp-admin/post-new.php?gutenberg-demo
Requested URL /wp-admin/admin.php?page=gutenberg
Aspect menu-item
HTTP status 200 OK
Load time 0.124 s
Memory usage 4.47 MiB
JS errors 
[
    {
        "message": "ReferenceError: Can't find variable: WeakMap",
        "trace": [
            {
                "file": "/wp-content/plugins/gutenberg/vendor/wp-polyfill-formdata.min.97f5e75c.js",
                "line": 4,
                "function": "global code"
            }
        ]
    }
]
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200 OK
Load time 0.112 s
Memory usage 3 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.134 s0.055 s-0.079 s3.12 MiB3.31 MiB+ 195.94 KiB
/wp-admin/edit.php0.095 s0.104 s+0.009 s3.14 MiB3.33 MiB+ 196.62 KiB
/wp-admin/post-new.php0.210 s0.113 s-0.097 s3.21 MiB4.36 MiB+ 1.15 MiB
/wp-admin/upload.php0.106 s0.049 s-0.057 s2.98 MiB3.23 MiB+ 251.8 KiB
/wp-admin/options-writing.php0.080 s0.105 s+0.025 s3.06 MiB3.22 MiB+ 163.36 KiB
/wp-admin/media-new.php0.056 s0.083 s+0.027 s2.97 MiB3.21 MiB+ 251.97 KiB
/wp-admin/edit-tags.php?taxonomy=category0.081 s0.109 s+0.028 s3.01 MiB3.25 MiB+ 252.88 KiB
/wp-admin/post-new.php?post_type=page0.159 s0.387 s+0.228 s3.22 MiB4.34 MiB+ 1.13 MiB
/wp-admin/options-discussion.php0.086 s0.104 s+0.018 s2.97 MiB3.22 MiB+ 252.28 KiB
/wp-admin/edit-comments.php0.091 s0.107 s+0.016 s3.01 MiB3.26 MiB+ 254 KiB
/0.105 s0.083 s-0.022 s2.83 MiB3 MiB+ 177.24 KiB
Average 0.109 s0.118 s+0.009 s3.05 MiB3.43 MiB+ 393.3 KiB

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Custom Post Types 1

ID Name
wp_blockBlocks

Capabilities 12

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide Gutenberg Admin Menus