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Don Lewis 9f206707a5 Tweak the calculation of minbfree in ffs_dirpref() so that only
those cylinder groups that have at least 75% of the average free
space per cylinder group for that file system are considered as
candidates for the creation of a new directory.  The previous formula
for minbfree would set it to zero if the file system was more than
75% full, which allowed cylinder groups with no free space at all
to be chosen as candidates for directory creation, which resulted
in an expensive search for free blocks for each file that was
subsequently created in that directory.

Modify the calculation of minifree in the same way.

Decrease maxcontigdirs as the file system fills to decrease the
likelyhood that a cluster of directories will overflow the available
space in a cylinder group.

Reviewed by:	mckusick
Tested by:	kmarx@vicor.com
MFC after:	2 weeks
2003-10-31 07:25:06 +00:00
bin Handle realloc() failure correctly. 2003-10-16 07:07:20 +00:00
contrib This commit was generated by cvs2svn to compensate for changes in r121663, 2003-10-29 10:26:38 +00:00
crypto Plug a memory leak in the PAM child process. It is of no great consequence 2003-10-23 08:27:16 +00:00
etc install address selection policy into kernel when there is 2003-10-30 17:55:52 +00:00
games Addition. 2003-10-20 21:22:41 +00:00
gnu Implement gdb_solib_create_inferior_hook(). 2003-10-29 14:40:59 +00:00
include Add a new flag to vis(3): VIS_GLOB which encodes the glob(3) magic 2003-10-30 10:40:49 +00:00
kerberos5 The header files hdb_asn1.h, hdb_err.h, and kadm5_err.h are generated, 2003-10-10 13:12:35 +00:00
lib add destination address selection described in RFC3484. 2003-10-30 17:36:53 +00:00
libexec Tidy up some xdrproc_t related warnings. 2003-10-26 04:32:53 +00:00
release Merge the following from the English version: 2003-10-21 19:29:10 +00:00
rescue No need to check for the directory, fols are assumed to have all the 2003-09-27 17:27:02 +00:00
sbin Use (char *)NULL to terminate the argument list for execlp(). 2003-10-30 15:04:37 +00:00
secure Explicitly add libz and libcrypto to LDADD for any ssh utilities missing 2003-08-19 07:45:03 +00:00
share Remove /usr/libdata/msdosfs description. 2003-10-30 21:25:37 +00:00
sys Tweak the calculation of minbfree in ffs_dirpref() so that only 2003-10-31 07:25:06 +00:00
tools Add regression tests for sgetrune() and sputrune(). 2003-10-30 11:51:36 +00:00
usr.bin Rename logf --> chat_logf to avoid naming conflicts 2003-10-31 06:22:03 +00:00
usr.sbin fixe remote panic on short packet 2003-10-31 03:18:45 +00:00
COPYRIGHT
MAINTAINERS I'll maintain dhclient from now on. 2003-08-01 17:54:11 +00:00
Makefile Retired the "most" and "installmost" targets -- they just 2003-10-04 18:53:38 +00:00
Makefile.inc1 Retired the "most" and "installmost" targets -- they just 2003-10-04 18:53:38 +00:00
README KerberosIV de-orbit burn continues. Disconnect from "make world". 2003-03-08 10:01:26 +00:00
UPDATING s/5.0-CURRENT/FreeBSD 5.x/ 2003-10-19 10:24:59 +00:00

This is the top level of the FreeBSD source directory.  This file
was last revised on:
$FreeBSD$

For copyright information, please see the file COPYRIGHT in this
directory (additional copyright information also exists for some
sources in this tree - please see the specific source directories for
more information).

The Makefile in this directory supports a number of targets for
building components (or all) of the FreeBSD source tree, the most
commonly used one being ``world'', which rebuilds and installs
everything in the FreeBSD system from the source tree except the
kernel, the kernel-modules and the contents of /etc.  The
``buildkernel'' and ``installkernel'' targets build and install
the kernel and the modules (see below).  Please see the top of
the Makefile in this directory for more information on the
standard build targets and compile-time flags.

Building a kernel is a somewhat more involved process, documentation
for which can be found at:
   http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig.html
And in the config(8) man page.
Note: If you want to build and install the kernel with the
``buildkernel'' and ``installkernel'' targets, you might need to build
world before.  More information is available in the handbook.

The sample kernel configuration files reside in the sys/<arch>/conf
sub-directory (assuming that you've installed the kernel sources), the
file named GENERIC being the one used to build your initial installation
kernel.  The file NOTES contains entries and documentation for all possible
devices, not just those commonly used.  It is the successor of the ancient
LINT file, but in contrast to LINT, it is not buildable as a kernel but a
pure reference and documentation file.


Source Roadmap:
---------------
bin		System/user commands.

contrib		Packages contributed by 3rd parties.

crypto		Cryptography stuff (see crypto/README).

etc		Template files for /etc.

games		Amusements.

gnu		Various commands and libraries under the GNU Public License.
		Please see gnu/COPYING* for more information.

include		System include files.

kerberos5	Kerberos5 (Heimdal) package.

lib		System libraries.

libexec		System daemons.

release		Release building Makefile & associated tools.

sbin		System commands.

secure		Cryptographic libraries and commands.

share		Shared resources.

sys		Kernel sources.

tools		Utilities for regression testing and miscellaneous tasks.

usr.bin		User commands.

usr.sbin	System administration commands.


For information on synchronizing your source tree with one or more of
the FreeBSD Project's development branches, please see:

  http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/synching.html