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From: Jean-David Beyer on 17 Jul 2010 09:59
> On Saturday 17 July 2010 12:38 in comp.os.linux.setup, somebody
> identifying as annalissa wrote...
>> Hi all,
>> The following is what i have read in a magazine named "linux for
>> you" , To what extent this is true ?
>> The general rule is that you should always create the locations that
>> need frequent I/O -/home, swap on the outer tracks , the easiest way
>> to achieve this is to create these partitions first when partitioning
>> your hard disk ?
> While the above is true, I don't think that there would be a significant
> performance impact if you happen to have the filesystems with the most
> frequent I/O closer to the spindle. It will be measurable via
> benchmarks, yes, but whether you will actually notice it as a user is
> something I tend to question. ;-)
> There are also a few other considerations if you want to take that
> article serious, i.e. if your system has a lot of RAM, then you will
> most likely not be using swap at all, or only under very rare
True for me. 8 GBytes RAM, 636 KBytes on swap after running 24/7 for
almost 10 days.
> So, all things considered, I would take the advice from that article
> with a grain of salt. Yes, it is good advice, but there are more
> things to consider, as I have elaborated upon in the above
> paragraphs. ;-)
> That said, here's how I have organized things on this machine here...
> Filesystem Size Used Avail Use% Mounted on
> /dev/hda2 393M 179M 214M 46% /
> /dev/hda1 197M 38M 159M 20% /boot
> /dev/hda3 9.8G 2.5G 7.3G 26% /usr
> /dev/hda6 746M 33M 714M 5% /opt
> /dev/hda7 2.0G 359M 1.6G 18% /var
> /dev/hda8 298M 33M 266M 11% /usr/local
> /dev/hda9 79G 2.4G 77G 4% /home
> /dev/hda10 21G 3.2G 18G 16% /srv
> none 1014M 52K 1014M 1% /tmp
> The swap partition is "/dev/hda5", and it barely gets used. This is a
> 32-bit PCLinuxOS installation on a system with 2 GB of RAM, and as you
> can see, I have "/usr" pretty close up front, and "/home" still more to
> the rear, but this is a 120 GB hard disk and "/home" is by far the
> largest of the partitions. I have "/srv" last, but it only contains
> static data on this system - i.e. multimedia files which should be
> accessible to all user accounts - and it doesn't get used much. I also
> have "/tmp" on a tmpfs, so its contents live in RAM only, which is
> faster than any disk.
I agree. My file system is like this:
/dev/sda1 101086 22701 73166 24% /boot
/dev/sda2 16253956 3933720 11481244 26% /usr
/dev/sda3 4061572 395456 3456468 11% /
/dev/sda5 12192608 9018028 2545236 78% /home
/dev/sda6 8123168 150392 7553484 2% /tmp
/dev/sda7 4061540 187192 3664704 5% /usr/local
/dev/sda8 4061540 1662772 2189124 44% /srv/dbms/dataA
/dev/sdb1 16253924 1830436 14255692 12% /home/boinc
/dev/sdb2 6092388 1498700 4279216 26% /opt
/dev/sdb3 4061572 142136 3709788 4% /usr/src
/dev/sdb5 16253924 1750848 13664084 12% /homeB
/dev/sdb6 12192608 2282204 9281060 20% /var
/dev/sdb7 4061540 78712 3773184 3% /srv/dbms/dataB
/dev/sdc1 17390224 249696 16242900 2% /srv/dbms/dataC
/dev/sdd1 17390224 421604 16070992 3% /srv/dbms/dataD
/dev/sde1 17390224 543292 15949304 4% /srv/dbms/dataE
/dev/sdf1 17390224 424856 16067740 3% /srv/dbms/dataF
with swaps on /dev/sda9 and /dev/sdb8
The database is nearly empty at the moment.
.~. Jean-David Beyer Registered Linux User 85642.
/V\ PGP-Key: 9A2FC99A Registered Machine 241939.
/( )\ Shrewsbury, New Jersey http://counter.li.org
^^-^^ 09:50:01 up 9 days, 18:36, 4 users, load average: 4.95, 4.70, 4.68