<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Sure is. Look at the stale-if-error stale-while-revalidate proxy_cache_use_stale proxy_cache_lock etc<div class=""><br class=""></div><div class="">Can you describe the use case a bit more? Why don't you want to cache this particular content?</div><div class="">Is it that its dynamic and a fresher version is always preferable but the stale is good enough in </div><div class="">the event of an error? Or is there more to it than that? </div><div class=""><br class=""></div><div class="">Sometimes people build sites that are “more dynamic” than they need to because they didn't </div><div class="">consider a static site that gets frequently periodically regenerated.</div><div class=""><br class=""></div><div class="">Peter</div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 28 Jun 2018, at 9:27 AM, Friscia, Michael <<a href="mailto:michael.friscia@yale.edu" class="">michael.friscia@yale.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0in 0in 0.0001pt; font-size: 12pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 11pt;" class="">I’m working through use cases for cache in a presentation and had a thought jump into my head. We have a server block where most things are cached, but a few locations are set not to use the cache. But the thought is that even thought we don’t want to use a local cache and always fetch from upstream, is it possible to still keep a cache copy that could then be served if the upstream host sends anything other than a 200 response?<o:p class=""></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 12pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 11pt;" class=""><o:p class=""> </o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 12pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; color: rgb(68, 84, 106);" class="">___________________________________________<o:p class=""></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 12pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; color: rgb(68, 84, 106);" class="">Michael Friscia<o:p class=""></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 12pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 10pt; 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