Squid Caching Issue

 
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Operating Systems Linux Red Hat Squid Caching Issue
# 1  
Old 07-27-2012
MySQL Squid Caching Issue

Hi frnds

I recently configured Squid 2.5 stable version on my redhat machine.Caches are storing in my disk (/var/spool/squid) but my access.log file always shows tcp_miss for every site i access as well as store.log file shows release on every action.

some of the records of my access.log and store.log below


1343135194.811 587 192.168.2.200 TCP_MISS/200 381 GET http://imp2.bizographics.com/u? - DIRECT/46.137.190.51 image/gif
1343135194.826 587 192.168.2.200 TCP_MISS/200 547 GET http://imp2.bizographics.com/m/1640? - DIRECT/46.137.190.51 image/gif
1343135194.881 54 192.168.2.200 TCP_HIT/200 1512 GET http://windowsnetworking.com/favicon.ico - NONE/- image/x-icon
1343135426.016 240555 192.168.2.200 TCP_MISS/200 2164 CONNECT ssl.gstatic.com:443 - DIRECT/74.125.236.207 -
1343135442.466 414978 192.168.2.200 TCP_MISS/200 16961 CONNECT clients4.google.com:443 - DIRECT/74.125.236.206 -
1343135937.361 2086371 192.168.2.200 TCP_MISS/200 3553 CONNECT talkx.l.google.com:443 - DIRECT/74.125.31.125 -
1343139319.977 5 192.168.2.200 TCP_DENIED/403 1379 CONNECT talk.google.com:5222 - NONE/- text/html
1343139319.993 3 192.168.2.200 TCP_DENIED/403 1379 CONNECT talk.google.com:5222 - NONE/- text/html
1343139331.360 412 192.168.2.200 TCP_MISS/200 534 GET http://www.google.co.in/complete/search? - DIRECT/74.125.236.223 text/javascript

Store.log :


1342965073.256 RELEASE 00 00000001 0938C2B8D0DBCC4C669AF870E3DD36B5 200 1342965061 1341275318 1374501061 text/css 156961/57165 GET http://kaw.stc.s-msn.com/br/sc/css/6...8651c16d_2.css
1342965073.533 SWAPOUT 00 00000002 3A633302BF3254AC0C9ED1D08F14A7BF 200 1342965063 1340762253 1374501063 text/css 5560/5560 GET http://kaw.stc.s-msn.com/br/sc/css/b...1134a7ea15.css
1342965073.684 RELEASE -1 FFFFFFFF 84CE9F9E4BFA5A158E8AB36AAD590BC2 302 1342965064 -1 -1 text/html 221/221 GET Google
1342965074.358 RELEASE -1 FFFFFFFF C51DD3E93A93E944A3C5176A102E241D 200 1342965064 -1 1342965064 text/html -1/26493 GET Google
1342965075.236 SWAPOUT 00 00000003 BB6B298E4D609EB01E6F67BCE180AB93 200 1342965075 -1 1343065075 x-squid-internal/vary -1/222 GET http://www.google.co.in/xjs/_/js/s/s...5XvKUf_O9OtaVQ
1342965079.429 SWAPOUT 00 00000004 71AFF93FB9741A0654B2DCA3321BC10C 200 1342707471 1342572579 1374243471 text/javascript -1/222537 GET http://www.google.co.in/xjs/_/js/s/s...5XvKUf_O9OtaVQ
1342965079.851 RELEASE -1 FFFFFFFF 0B0F491F0F1E701C3DCEE027A8651B47 200 1342965070 -1 631152000 text/html -1/594 GET http://www.google.co.in/compressiontest/gzip.html
1342965080.497 RELEASE -1 FFFFFFFF 7270BE16C5EBD35A57F4E5EE0CBCDF02 204 1074714690 -1 180221530 image/gif 0/0 GET http://www.google.co.in/csi?
1342966031.208 SWAPOUT 00 00000007 29FEB427AD0A2704134CAC9498F73DBD 200 1342966902 1335305615 1368342017 text/css 103/103 GET http://b.static.ak.fbcdn.net/rsrc.ph...8iA3kXb8Y1.css


i tried to change the refresh_pattern also but still showing the same.

Please help me


Vaibhav
# 2  
Old 07-27-2012
This may not be wrong; dynamically-generated websites and the like probably won't be cached. Try downloading an image twice to see if the retrieval is cached the second time.
# 3  
Old 07-27-2012
MySQL

Hii

I tried with some static websites and now logs showing TCP_Refresh_HIT or TCP_IMS_HIT but not TCP_HIT on any object.

pls suggest

Vaibhav
# 4  
Old 07-27-2012
Try it on something actually static, like an image file, and see what happens.
# 5  
Old 07-27-2012
MySQL

Hii

trying to access image file but Same result (TCP_Miss) and TCP_Refresh_HIT showing Direct access

is anything wrong with Refresh_pattern

pls suggest

Vaibhav
# 6  
Old 07-27-2012
I can't see your config file from here, sorry. Could you post it(stripping out comments and blank lines)?
# 7  
Old 07-27-2012
MySQL

My squid.conf basic configuration :

acl all src 0.0.0.0/0.0.0.0
acl manager proto cache_object
acl localhost src 127.0.0.1/255.255.255.255
acl to_localhost dst 127.0.0.0/8
acl SSL_ports port 443
acl Safe_ports port 80 # http
acl Safe_ports port 21 # ftp
acl Safe_ports port 443 # https
acl Safe_ports port 70 # gopher
acl Safe_ports port 210 # wais
acl Safe_ports port 1025-65535 # unregistered ports
acl Safe_ports port 280 # http-mgmt
acl Safe_ports port 488 # gss-http
acl Safe_ports port 591 # filemaker
acl Safe_ports port 777 # multiling http
acl CONNECT method CONNECT

acl mynetwork src 192.168.5.0/255.255.255.0

http_access allow mynetwork

http_access allow localhost

http_access deny all


http_port 3128
icp_port 0


cache_mem 64MB


cache_dir ufs /var/spool/squid 2000 16 256

maximum_object_size 40960 KB


access_log /var/log/squid/access.log squid
cache_log /var/log/squid/cache.log
cache_store_log /var/log/squid/store.log


debug_options ALL,1 33,2 28,9

client_netmask 255.255.255.255


refresh_pattern ^ftp: 1440 20% 10080
refresh_pattern ^gopher: 1440 0% 1440
refresh_pattern -i (/cgi-bin/|\?) 0 0% 0
refresh_pattern . 0 20% 4320


cache_mgr admin@mydomain.inernal

visible_hostname mydomain.internal


dns_nameservers 192.168.x.x 192.168.x.x


ipcache_size 10000
fqdncache_size 10000


client_db off





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