<p>Not only does the currently used technology store all tiles on disk; the file names are generated from the x/y coordinates in a way that only works for zoom levels up to 20. If one wanted to support zoom 21, not only would the servers have to be configured to allow it, but the hashed file name structure used by renderd/mod_tile would have to be adapted (something that <a href="https://github.com/someoneelseosm" class="user-mention">@SomeoneElseOSM</a> had to do in order to make his example work).</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/openstreetmap/openstreetmap-website/issues/1672#issuecomment-343172374">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe-auth/ABWnLaWR1VpxIVARDhypfkLnLCjtsd7Kks5s0w1vgaJpZM4QXZfu">mute the thread</a>.<img alt="" height="1" src="https://github.com/notifications/beacon/ABWnLejwwp2Yl71ZZhhGXJU_dcBqMOW9ks5s0w1vgaJpZM4QXZfu.gif" width="1" /></p>
<div itemscope itemtype="http://schema.org/EmailMessage">
<div itemprop="action" itemscope itemtype="http://schema.org/ViewAction">
  <link itemprop="url" href="https://github.com/openstreetmap/openstreetmap-website/issues/1672#issuecomment-343172374"></link>
  <meta itemprop="name" content="View Issue"></meta>
</div>
<meta itemprop="description" content="View this Issue on GitHub"></meta>
</div>

<script type="application/json" data-scope="inboxmarkup">{"api_version":"1.0","publisher":{"api_key":"05dde50f1d1a384dd78767c55493e4bb","name":"GitHub"},"entity":{"external_key":"github/openstreetmap/openstreetmap-website","title":"openstreetmap/openstreetmap-website","subtitle":"GitHub repository","main_image_url":"https://cloud.githubusercontent.com/assets/143418/17495839/a5054eac-5d88-11e6-95fc-7290892c7bb5.png","avatar_image_url":"https://cloud.githubusercontent.com/assets/143418/15842166/7c72db34-2c0b-11e6-9aed-b52498112777.png","action":{"name":"Open in GitHub","url":"https://github.com/openstreetmap/openstreetmap-website"}},"updates":{"snippets":[{"icon":"PERSON","message":"@woodpeck in #1672: Not only does the currently used technology store all tiles on disk; the file names are generated from the x/y coordinates in a way that only works for zoom levels up to 20. If one wanted to support zoom 21, not only would the servers have to be configured to allow it, but the hashed file name structure used by renderd/mod_tile would have to be adapted (something that @SomeoneElseOSM had to do in order to make his example work). "}],"action":{"name":"View Issue","url":"https://github.com/openstreetmap/openstreetmap-website/issues/1672#issuecomment-343172374"}}}</script>