Thanks Dridi. I had switched to just marking the content uncacheable and using return(deliver), per the new v4 method, temporarily. I wasn’t sure if there was any advantage to using pipe anymore for files ranging from ~10MB - 500MB in size on the server?
Jason > On Apr 17, 2015, at 2:58 AM, Dridi Boukelmoune <[email protected]> wrote: > > Why pipe when you could simply have a hit-for-pass object? > > In vcl_backend_response you could simply set beresp.uncacheable to > true (return(pass) in vcl_fetch for v3). With such a config you'd hit > your backend twice for all responses of more than 10MB. > > Dridi > > On Thu, Apr 16, 2015 at 6:05 PM, Jason Heffner <[email protected]> wrote: >> I’m working on updating our Varnish 3 config to Varnish 4 and I was able to >> figure out how to have the same functionality for almost all of the config. >> I wanted to find opinions on how to handle large files. We don’t want to >> cache any large files and had this in place for varnish 3. I’ve read >> streaming instead of piping was a solution but found nothing to determine >> this based solely on file size from the backend. >> >> # Varnish 3 config >> added to vcl_recv: >> /* Bypass cache for large files. The x-pipe header is >> set in vcl_fetch when a too large file is detected. */ >> if (req.http.x-pipe && req.restarts > 0) { >> remove req.http.x-pipe; >> return (pipe); >> } >> >> added to vcl_fetch: >> # don't cache files larger than 10MB >> /* Don't try to cache too large files. It appears >> Varnish just crashes if we don't filter them. */ >> if (beresp.http.Content-Length ~ "[0-9]{8,}" ) { >> set req.http.x-pipe = "1"; >> return (restart); >> } >> >> Since req.* is no longer available in vcl_recv this code doesn’t function >> anymore. >> >> Thanks, >> Jason >> _______________________________________________ >> varnish-misc mailing list >> [email protected] >> https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc _______________________________________________ varnish-misc mailing list [email protected] https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc
