Software Raid question

2004-05-26 Thread mike
morning, I have a software Raid 1 setup with 2 disks. /dev/hdc1 /dev/hdd1 I've noticed that preformance has slowed a bit since the raid setup. I also have both disks on the same controller. Would it make a difference if the disks were on seperate controllers? ex. Move /dev/hdd1 to /dev/hda1,

Re: Software Raid question

2004-05-26 Thread Alvin Oga
hi ya mike On Wed, 26 May 2004, mike wrote: morning, I have a software Raid 1 setup with 2 disks. /dev/hdc1 /dev/hdd1 that will be slow I've noticed that preformance has slowed a bit since the raid setup. I also have both disks on the same controller. Would it make a difference if

Re: Software RAID question

2002-05-18 Thread Robert Webb
Thank ya Alvin for all the help. By what youi wrote the first time I was not clear on wether or not you knew I did not have a hardware controller. But the built in kernel raid is what I was talking about. Thanks for the additional info it will help a lot. Robert Alvin Oga wrote: hi ya

Software RAID question

2002-05-17 Thread Robert Webb
Is it possible with the newer kernels to actually boot to a software raid?? I have a machine with 4 SCSI drives and I want to be able to RAID 1 the drives in pairs. One pair for the / and the second pair for /var only. But everything I have read to date says you cannot do this. TIA Robert

Re: Software RAID question

2002-05-17 Thread Alvin Oga
hi ya booting into raid1 or raid0 for / should be fine... for scsi disks... you'd need to make sure the kernel supports your controller... ( use initrd ) am assuming ( md0 ) / contains /boot and everything needed for single user mode if it was ide ... /dev/md0 ==

Re: Software RAID question

2002-05-17 Thread Robert Webb
Hi, Thanks for the info. But my issue is that I do not have a RAID Controller. I was looking at using the raid features built into the kernes. I have been playing with 2.4.18 and raidtools2. Thanks Alvin Oga wrote: hi yabooting into raid1 or raid0 for / should be fine...for scsi disks...

Re: Software RAID question

2002-05-17 Thread Alvin Oga
hi ya robert am only referring to software raid ( raid features in the kernel as you call it )... lots of different software raid howto -which one best suits you would depend on where you are in the raid process - convertng an existing system ( not too easy ) -