When you set your time zone information on your server environment it is important to set both the server’s timezone/localtime and PHP’s Timezone.
Read morePHP has two directives that typically are turned off by default and can significantly improve your Magento performance by turning them on. Both directives are targeting a feature called ‘realpath cache’ which essentially allows the PHP processes to cache paths to files, hence avoiding expensive disk lookups on every page load.
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