<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Err, I guess there are varying levels of "sure" as well. It overwrites least used data rather than oldest data.<div><br></div><div><a href="http://code.google.com/p/memcached/wiki/FAQ#Item_Expiration">http://code.google.com/p/memcached/wiki/FAQ#Item_Expiration</a></div><div><br></div><div>Richard</div><div><br><div><div>On Apr 20, 2011, at 10:34 AM, Richard Revels wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I am sure it will overwrite old data if it becomes full. The other thing I was mis-remembering. Here is an excerpt from the wiki.<div><br></div><div><p style="line-height: 1.25em; max-width: 64em; font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; ">There isn't a "rule of thumb" when picking an expiration time. Sit back and think about your users, and what your data is. How long can you go without making your users angry? Be honest with yourself, as "THEY <i>ALWAYS</i> NEED FRESH DATA" isn't necessarily true.</p><p style="line-height: 1.25em; max-width: 64em; font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; ">Expiration times can be set from <tt style="font-family: Monaco, 'DejaVu Sans Mono', 'Bitstream Vera Sans Mono', 'Lucida Console', monospace; font-size: 12px; max-width: 66em; ">0</tt>, meaning "never expire", to 30 days. Any time higher than 30 days is interpreted as a unix timestamp date. If you want to expire an object on january 1st of next year, this is how you do that.</p><div style="font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; "><br></div><div style="font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; "><span class="Apple-style-span" style="font-family: Helvetica; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; font-size: medium; ">And the wiki link.</span></div><div style="font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; "><span class="Apple-style-span" style="font-family: Helvetica; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; font-size: medium; "><br></span></div><div style="font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; "><font class="Apple-style-span" face="Helvetica"><span class="Apple-style-span" style="-webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; font-size: medium;"><a href="http://code.google.com/p/memcached/wiki/NewProgramming#Expiration">http://code.google.com/p/memcached/wiki/NewProgramming#Expiration</a></span></font></div><div style="font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; "><br></div><div style="font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; ">Richard</div><div style="font-family: arial, sans-serif; font-size: 13px; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; "><br></div><div><div>On Apr 20, 2011, at 10:14 AM, Brett Nemeroff wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div class="gmail_quote">On Wed, Apr 20, 2011 at 9:09 AM, Richard Revels <span dir="ltr"><<a href="mailto:rrevels@bandwidth.com">rrevels@bandwidth.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div style="word-wrap:break-word">Forever is a long time. If memcached fills up it will start booting out old entries to allow new ones to be stored. I seem to remember there being a month time limit on entries as well but that might be only if you are setting a timeout value. Too bad I can't used memcache to replace my feeble memory...<div>
<br></div></div></blockquote><div><br></div><div>Richard,</div><div>Are you sure about that? I don't remember memcache having that problem. I certainly don't remember any kind of "default" time limit. </div>
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