ported COSS enhancements from squid-2.5 code (dated ~ July 25-29, 2003).

[thirdparty/squid.git] / src / cf.data.pre

diff --git a/src/cf.data.pre b/src/cf.data.pre
index 836c959ea0f104fb1578a848570f9aae0f73465b..6277c517e187d4bbef2f0d6e36dd177f168cbb90 100644 (file)
--- a/src/cf.data.pre
+++ b/src/cf.data.pre
@@ -1,6 +1,6 @@
 
 #
-# $Id: cf.data.pre,v 1.339 2003/08/13 00:37:29 robertc Exp $
+# $Id: cf.data.pre,v 1.340 2003/08/27 21:19:32 wessels Exp $
 #
 #
 # SQUID Web Proxy Cache          http://www.squid-cache.org/
@@ -1064,6 +1064,16 @@ DOC_START
        starts blocking.  If this many messages are in the queues,
        Squid blocks until it recevies some replies. Default is 72
 
+       The coss store type:
+
+       block-size=n defines the "block size" for COSS cache_dir's.
+       Squid uses file numbers as block numbers.  Since file numbers
+       are limited to 24 bits, the block size determines the maximum
+       size of the COSS partition.  The default is 512 bytes, which
+       leads to a maximum cache_dir size of 512<<24, or 8 GB.  Note
+       that you should not change the coss block size after Squid
+       has written some objects to the cache_dir.
+
        Common options:
 
        read-only, this cache_dir is read only.
@@ -1073,6 +1083,10 @@ DOC_START
        Note: To make optimal use of the max-size limits you should order
        the cache_dir lines with the smallest max-size value first and the
        ones with no max-size specification last.
+
+       Note that for coss, max-size must be less than COSS_MEMBUF_SZ,
+       which can be changed with the --with-coss-membuf-size=N configure
+       option.
 DOC_END