[squid-users] TCP_MISS

Hi,

access.log gives the following misses for gif files:

1269544961.348 4312 10.1.0.105 TCP_MISS/200 1431 GET
http://www.mymaties.com/portal/pls/portal/docs/1/591848.GIF -
DIRECT/146.232.128.112 image/gif
1269544996.893 39857 10.1.0.105 TCP_MISS/200 1542 GET
http://www.mymaties.com/portal/pls/portal/docs/1/590297.GIF -
DIRECT/146.232.128.112 image/gif
1269545005.696 996 10.1.0.105 TCP_MISS/200 1078 GET
http://www.matiesalumni.net/portal/pls/portal/docs/1/525965.GIF -
DIRECT/146.232.128.115 image/gif
1269545005.754 1053 10.1.0.105 TCP_MISS/200 1349 GET
http://www.matiesalumni.net/portal/pls/portal/docs/1/525966.GIF -
DIRECT/146.232.128.115 image/gif
1269545005.804 1103 10.1.0.105 TCP_MISS/200 1078 GET
http://www.matiesalumni.net/portal/pls/portal/docs/1/525967.GIF -
DIRECT/146.232.128.115 image/gif
1269545007.327 2627 10.1.0.105 TCP_MISS/200 940 GET
http://www.matiesalumni.net/portal/pls/portal/docs/1/526074.GIF -
DIRECT/146.232.128.115 image/gif
1269545010.443 5743 10.1.0.105 TCP_MISS/200 1099 GET
http://www.matiesalumni.net/portal/pls/portal/docs/1/525968.GIF -
DIRECT/146.232.128.115 image/gif
1269545011.320 1837 10.1.0.105 TCP_MISS/200 11973 GET
http://www.mymaties.com/portal/pls/portal/docs/1/590297.GIF -
DIRECT/146.232.128.112 image/gif
1269545020.259 793 10.1.0.105 TCP_MISS/200 1385 GET
http://www.mymaties.com/portal/pls/portal/docs/1/624561.GIF -
DIRECT/146.232.128.112 image/gif
1269545020.486 995 10.1.0.105 TCP_MISS/200 865 GET
http://www.mymaties.com/portal/pls/portal/docs/1/19147.GIF -
DIRECT/146.232.128.112 image/gif
1269545022.480 3012 10.1.0.105 TCP_MISS/200 863 GET
http://www.mymaties.com/portal/pls/portal/docs/1/24073.GIF -
DIRECT/146.232.128.112 image/gif
1269545024.763 504 10.1.0.105 TCP_REFRESH_UNMODIFIED/304 251 GET
http://www.sun.ac.za/newweb07/images/kennis_maroon.gif -
DIRECT/146.232.20.38 -
1269545024.856 597 10.1.0.105 TCP_MISS/200 1373 GET
http://www.mymaties.com/portal/pls/portal/docs/1/590622.GIF -
DIRECT/146.232.128.112 image/gif
1269545026.455 2195 10.1.0.105 TCP_MISS/200 1093 GET
http://sun025.sun.ac.za/portal/pls/portal/docs/1/30912.GIF -
DIRECT/146.232.128.46 image/gif
1269545026.663 6169 10.1.0.105 TCP_MISS/304 311 GET
http://www.mymaties.com/images/FFFFFFtr.gif - DIRECT/146.232.128.112
text/html
1269545028.076 3789 10.1.0.105 TCP_MISS/200 1063 GET
http://www.matiesalumni.net/portal/pls/portal/docs/1/525969.GIF -
DIRECT/146.232.128.115 image/gif
1269545028.355 18866 10.1.0.105 TCP_MISS/200 1431 GET
http://www.mymaties.com/portal/pls/portal/docs/1/591848.GIF -
DIRECT/146.232.128.112 image/gif
1269545028.435 4147 10.1.0.105 TCP_REFRESH_UNMODIFIED/304 251 GET
http://www.sun.ac.za/newweb07/images/bullet2.gif -
DIRECT/146.232.20.38 -
1269545029.107 4820 10.1.0.105 TCP_MISS/200 1055 GET
http://www.matiesalumni.net/portal/pls/portal/docs/1/525972.GIF -
DIRECT/146.232.128.115 image/gif
1269545029.335 9869 10.1.0.105 TCP_MISS/200 865 GET
http://www.mymaties.com/portal/pls/portal/docs/1/24072.GIF -
DIRECT/146.232.128.112 image/gif
1269545029.723 5436 10.1.0.105 TCP_MISS/200 1059 GET
http://www.matiesalumni.net/portal/pls/portal/docs/1/525970.GIF -
DIRECT/146.232.128.115 image/gif
1269545030.245 9982 10.1.0.105 TCP_MISS/304 311 GET
http://www.mymaties.com/images/FFFFFFtl.gif - DIRECT/146.232.128.112
text/html
1269545030.703 25944 10.1.0.105 TCP_MISS/304 311 GET
http://www.mymaties.com/images/pobtrans.gif - DIRECT/146.232.128.112
text/html

I have the following refresh patterns:
refresh_pattern ^ftp: 1440 20% 10080
refresh_pattern ^gopher: 1440 0% 1440
refresh_pattern (cgi-bin|\?) 0 0% 0
refresh_pattern windowsupdate.com/.*\.(cab|exe)(\?|$) 518400 100%
518400 reload-into-ims
refresh_pattern update.microsoft.com/.*\.(cab|exe)(\?|$) 518400 100%
518400 reload-into-ims
refresh_pattern download.microsoft.com/.*\.(cab|exe)(\?|$) 518400 100%
518400 reload-into-ims
refresh_pattern (Release|Package(.gz)*)$ 0 20% 2880
refresh_pattern \.deb$ 518400 100% 518400 override-expire
refresh_pattern -i \.(jp(e?g|e|2)|gif|png|tiff?|bmp|ico|flv)(\?|$)
161280 3000% 525948 override-expire reload-into-ims
refresh_pattern . 0 20% 4320

Any idea why there is so much misses? What could I do to improve the hit rates?

-- 
Rudolf Meijering