Amos Jeffries wrote > On 18/08/2016 1:43 a.m., Omid Kosari wrote: >> Why following link is HIT >> >> X-Cache:"HIT from cache1" >> X-Cache-Lookup:"HIT from cache1:3128" >> >> >> http://igcdn-photos-c-a.akamaihd.net/hphotos-ak-xaf1/t51.2885-15/s150x150/e35/13649137_1547514802224163_950421795_n.jpg >> >> but this one is MISS >> >> http://igcdn-photos-a-a.akamaihd.net/hphotos-ak-xaf1/t51.2885-15/s150x150/e35/13649137_1547514802224163_950421795_n.jpg >> > > Because your override-expire tells Squid to ignore the > Cache-Control:max-age expiry details - instead to treat anything 10080 > seconds old as expired. > > Then the override-last-mod tells Squid to ignore the Last-Modified > header, instead to treat everything arriving as being 10080 seconds old. > > When combined they mean that objects are only cacheable for the > remainder of the first second after arrival. When that 0-1 second is > over they are identified as being stale and require revalidation to be > used. > > Your options also tell Squid to ignore revalidation ... > You see where this is going? > > > It is most often a bad idea to override cache controls coming from the > server. refresh_pattern is a way to work around broken services or those > which do not send sufficient cache-controls to cache properly. Use with > great care and caution. > > Amos > > _______________________________________________ > squid-users mailing list > squid-users@.squid-cache > http://lists.squid-cache.org/listinfo/squid-users Thanks . i have completely removed that refresh_pattern line but still same result . -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/Yet-another-store-id-question-HIT-MISS-tp4678972p4678983.html Sent from the Squid - Users mailing list archive at Nabble.com. _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users
