-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Ah, ok: We see in redbot.org this info in server response: Cache-Control: no-cache So, what? 3.5.10 permit ignore this. 4.0.x - deny. Squid decides? Maybe I'll decide what and how to cache in the my setup? 26.10.15 23:01, Alex Rousskov пишет: > On 10/26/2015 04:41 AM, Yuri Voinov wrote: > >> what has changed so much that the same >> configuration I get 10 times smaller cache hit. > > You are asking a good question. I do not think anybody knows the exact > answer -- too many things have changed in general to either identify the > changes that have affected your [complicated] setup or to exclude all of > the changes and blame some yet-unknown v4 bug. > > > However, the following procedure is almost guaranteed to lead you to the > answer: > > 1. Find a URL/resource that was served from the cache in v3 but became a > miss in v4. You probably have access.logs that can be used for that. If > not, enable them and run more experiments. Since your drop in hit ratio > is so drastic, it should not take long to find a URL that was usually a > hit before and is usually a miss now (or that becomes a hit/miss as soon > as you switch to v3/4). > > 2. Reproduce the v4 miss with an ALL,9 cache.log and share that log. Do > this using single-transaction command-line tools, with no other traffic > going through Squid. Others on this list can guide you as to what > logging options to use if you do not want to run with ALL,9. > > The above requires some work on your part. It is a good idea to run > these tests in a non-production environment (which may require even more > work from you). Needless to say, you are not required to do that extra > work. However, some extra work is most likely required if you want to > get the answer to your question because there is currently not enough > information to answer it. > > > HTH, > > Alex. > -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJWLmFLAAoJENNXIZxhPexGgkUIAKGcaDe003om3Kg3qeoIRCzX vRULETUvmkVFkDvAPTC3lndHQymxGy6sTqo2lrxYQbXDHIA6SonXfg3DLFTcWpFm +sUbsj7qV9aA9X/1uyceW03TT+bOBOq1/gr5LyFdQE2+Q2eixWTyhr8hw5cJUN1y aRiMc6lwyzkCGdpQNOz9vdC4M9ESY/6ZY+RUZvgJKOvGvbk++0K2qd+WgBrk4V9h sG0g1SHiHot0JC/UCQD3DXQIx+25o1n4+wa/3Rs+AlvozbbCoFHyQv/FaLvs+bKH jqMbXXYbP7U+s3n1QTZptMdd1BDjVtzpp5EYP0lAvIFxOMoaDRkod6AOcoQ02D0= =o8O0 -----END PGP SIGNATURE----- _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users
