Date: Wed, 9 Jun 2004 14:25:52 -0400 From: Randy Pratt <rpratt1950@earthlink.net> To: Robert Storey <y2kbug@ms25.hinet.net> Cc: freebsd-questions@freebsd.org Subject: Re: Improper shutdown of system / Fragmentation Problems / Boot logs Message-ID: <20040609142552.52087a65.rpratt1950@earthlink.net> In-Reply-To: <20040609070543.470a7e75.y2kbug@ms25.hinet.net> References: <1086674510.1106.4.camel@solid.solisixoffice.com> <200406081436.i58Eaa704784@clunix.cl.msu.edu> <20040609070543.470a7e75.y2kbug@ms25.hinet.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On Wed, 9 Jun 2004 07:05:43 +0800 Robert Storey <y2kbug@ms25.hinet.net> wrote: > > > I am kinda new to FBSD, still kinda learning stuff. Anyway, when my > > system boots i see all kinda fragmentation information. How do I > > correct this? Any good reading material? > > FreeBSD will defragment itself without any action from the user. > However, defragmentation requires some blank space, and (ideally) you > should not let any partition get more than 80% full. You can check on > that with "df -h": I've been running partitions well over 90% for over six years on FreeBSD and have not seen any problems with doing so. Do you have a FreeBSD documentation reference for that 80% figure? Thanks, Randy > bob@sonic:~> df -h > Filesystem Size Used Avail Capacity Mounted on > /dev/ad0s2a 248M 68M 160M 30% / > devfs 1.0K 1.0K 0B 100% /dev > /dev/ad0s2g 2.4G 281M 1.9G 13% /home > /dev/ad0s2e 248M 1.2M 227M 1% /tmp > /dev/ad0s2f 8.7G 2.4G 5.6G 30% /usr > /dev/ad0s2d 248M 17M 211M 8% /var > > The column labeled "Capacity" tells you the percentage of space being > consumed - over 80% would be bad. Note that the "devfs" uses 100% (on > FBSD 5.x, it doesn't exist on 4.x) - that's no problem, it's not a > partition and it will always be 100%. > > regards, > Robert > > --
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20040609142552.52087a65.rpratt1950>