Re: [ilugd] LVM and ext3 size relationship

2010-11-17 Thread Rakesh Kumar
On Wed, Nov 17, 2010 at 1:09 PM, Sirtaj Singh Kang wrote: > On 11/17/2010 10:57 AM, Rakesh Kumar wrote: > [snip] > > Great to know this because i have never seen this ever. But i want to know >> one thing that when i studied this, found that we keep this size bigger >> because of metadata. And if

Re: [ilugd] LVM and ext3 size relationship

2010-11-16 Thread Sirtaj Singh Kang
On 11/17/2010 10:57 AM, Rakesh Kumar wrote: [snip] Great to know this because i have never seen this ever. But i want to know one thing that when i studied this, found that we keep this size bigger because of metadata. And if it is correct metadata will increase with the size of PV and VG then

Re: [ilugd] LVM and ext3 size relationship

2010-11-16 Thread Rakesh Kumar
On Wed, Nov 17, 2010 at 10:57 AM, Rakesh Kumar wrote: > > > On Sat, Nov 13, 2010 at 6:02 PM, Sirtaj Singh Kang wrote: > >> >> On 13-Nov-10, at 12:39 PM, Raj Mathur (राज माथुर) wrote: >> [snip] >> >> He wanted a formula. He has not got a formula. >>> >> >> Here's a formula: >> >> y = x * 1.0158

Re: [ilugd] LVM and ext3 size relationship

2010-11-16 Thread Rakesh Kumar
On Sat, Nov 13, 2010 at 6:02 PM, Sirtaj Singh Kang wrote: > > On 13-Nov-10, at 12:39 PM, Raj Mathur (राज माथुर) wrote: > [snip] > > He wanted a formula. He has not got a formula. >> > > Here's a formula: > > y = x * 1.0158 > > Explanation: > > I decided to check the ext3 overhead empirically, si

Re: [ilugd] LVM and ext3 size relationship

2010-11-16 Thread Rakesh Kumar
2010/11/13 Raj Mathur (राज माथुर) > On Saturday 13 Nov 2010, Rakesh Kumar wrote: > > I think nobody is here to teach you, but as far as it is concerned to > > solve any problem, i have already answered you. > > With all due respect, you haven't. Taj asked a very specific question: > > > If I wan

Re: [ilugd] LVM and ext3 size relationship

2010-11-13 Thread Raj Mathur (राज माथुर)
On Saturday 13 Nov 2010, Sirtaj Singh Kang wrote: > I decided to check the ext3 overhead empirically, since I not keen to > delve into the resize2fs sources. I've attached a simple python > script that I used on a bunch of machines to measure the difference > between block device size (reported by

Re: [ilugd] LVM and ext3 size relationship

2010-11-13 Thread Sirtaj Singh Kang
I keep forgetting that attachments are scrubbed. Script is available at: http://sirtaj.net/projects/fscomp.py -Taj. ___ Ilugd mailing list Ilugd@lists.linux-delhi.org http://frodo.hserus.net/mailman/listinfo/ilugd

Re: [ilugd] LVM and ext3 size relationship

2010-11-13 Thread Sirtaj Singh Kang
On 13-Nov-10, at 12:39 PM, Raj Mathur (राज माथुर) wrote: [snip] He wanted a formula. He has not got a formula. Here's a formula: y = x * 1.0158 Explanation: I decided to check the ext3 overhead empirically, since I not keen to delve into the resize2fs sources. I've attached a simple pyth

Re: [ilugd] LVM and ext3 size relationship

2010-11-13 Thread Manish
On Mon, Nov 8, 2010 at 4:16 PM, Sirtaj Singh Kang wrote: > Hi all, > > I'd like some assistance in understanding the relationship between > the size of an LVM2 logical volume and ext3. > > If I want to grow an ext3 fs by size X in mb, how do I calculate > the size Y

Re: [ilugd] LVM and ext3 size relationship

2010-11-12 Thread Raj Mathur (राज माथुर)
On Saturday 13 Nov 2010, Rakesh Kumar wrote: > I think nobody is here to teach you, but as far as it is concerned to > solve any problem, i have already answered you. With all due respect, you haven't. Taj asked a very specific question: > If I want to grow an ext3 fs by size X in mb, how do I c

Re: [ilugd] LVM and ext3 size relationship

2010-11-12 Thread Rakesh Kumar
On Sat, Nov 13, 2010 at 2:07 AM, Sirtaj Singh Kang wrote: > > On 08-Nov-10, at 4:16 PM, Sirtaj Singh Kang wrote: > [snip] > > >> >> I'd like some assistance in understanding the relationship between the >> size of an LVM2 logical volume and ext3. >> >> > > While nobody appears to have an answer to

Re: [ilugd] LVM and ext3 size relationship

2010-11-12 Thread Sirtaj Singh Kang
On 08-Nov-10, at 4:16 PM, Sirtaj Singh Kang wrote: [snip] I'd like some assistance in understanding the relationship between the size of an LVM2 logical volume and ext3. While nobody appears to have an answer to my question (if a good answer exists), I did some more hunting. For those

Re: [ilugd] LVM and ext3 size relationship

2010-11-08 Thread Rakesh Kumar
On Tue, Nov 9, 2010 at 1:14 AM, Sirtaj Singh Kang wrote: > > On 09-Nov-10, at 12:57 AM, Rakesh Kumar wrote: > [snip] > > First of all i would suggest you to go through some good tutorial on it. >> Thereafter i would add that LVM is basically something which is very helpful >> when you are runnin

Re: [ilugd] LVM and ext3 size relationship

2010-11-08 Thread Sirtaj Singh Kang
On 09-Nov-10, at 12:57 AM, Rakesh Kumar wrote: [snip] First of all i would suggest you to go through some good tutorial on it. Thereafter i would add that LVM is basically something which is very helpful when you are running out of disk capacity. And it allows you to expand the disk size wi

Re: [ilugd] LVM and ext3 size relationship

2010-11-08 Thread Rakesh Kumar
On Mon, Nov 8, 2010 at 4:16 PM, Sirtaj Singh Kang wrote: > Hi all, > > I'd like some assistance in understanding the relationship between the size > of an LVM2 logical volume and ext3. > First of all i would suggest you to go through some good tutorial on it. Thereafter i would add that LVM is ba

[ilugd] LVM and ext3 size relationship

2010-11-08 Thread Sirtaj Singh Kang
Hi all, I'd like some assistance in understanding the relationship between the size of an LVM2 logical volume and ext3. If I want to grow an ext3 fs by size X in mb, how do I calculate the size Y by which I have to first resize the LVM volume on which it resides? Most sources I've read on