guest page cache

For those who have tried either Redis Guest Page Caching, Cloudflare Guest Page Caching or another guest page caching solution... What is your experience? Much of a performance change? Have you tried different caching options and found benefits of one solution over another?

Open /xrc/XF/PageCache.php, backup a copy to your local computer. For xf 2.2.12 Find this line (#274) : $cacheId = 'page_' . sha1($uri) . '_' . strlen($uri) . "_s{$styleId}_l{$languageId}_c{$cookieConsentId}_v" . self::CACHE_VERSION; Change into : $cacheId = 'page_' . sha1($uri) . '_' ...