software RAID-0 recommendations

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i just bought a motherboard with onboard SATA RAID and two SATA hard drives
for my linux box before i realized that you can't utilize the onboard RAID
controller when installing linux.  so i'm left with linux's software RAID
option.  i've seen two software RAID setups and i'd like to ask your
opinion on them:

given identical hard drives: /dev/sd0 and /dev/sd1

first method:
* create swap partition on /dev/sd0
* create boot partition of exactly the same size as the swap on /dev/sd1
* create a software RAID partition on both /dev/sd0 and /dev/sd1 taking up
the remainder of the drives
* create a RAID-0 device using those two software RAID partitions without
mount point /

second method:
* create /boot partition on /dev/sd0
* create /dummy partition on /dev/sd1 that is exactly the same size as /boot
* create a software RAID partition on both /dev/sd0 and /dev/sd1 taking up
the remainder of the drives
* create an LVM device using the two RAID partitions
* create swap and / on the LVM

the first method is simpler, but has the disadvantages of having a
needlessly large /boot partition and also not having swap on the RAID.  are
there any disadvantages to doing it the LVM way?  am i even using the LVM
correctly in the second method?  hell i don't even really know what an LVM
is, all i know is that it allows me to make multiple partitions on a
software RAID-0 device.

thanks for the advice.



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