[OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Levente Peres
Dear Users, Thank you for maintaining this list. I have been using AFS in the past, but never tried this sort of thing before. I have terabytes of data that I would like to convert into AFS. It right now exists on a large XFS filesystem. Shutting down the server, or rather, denying access to

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Jeff Blaine
First I would set up the cell and everything, then just run a vos create -server athlas -partition /vicepa -name root.afs -cell cellname -noauth ..right on top of the existing partition... Hmm? Describe this more. On top of what existing partition? But, ignoring that odd info above, all

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Levente Peres
Hello Jeff, Thank you for answering. I might have been a little obscure... I'll try to clear this up for you. So... Right NOW I have a partition called /vicepa, which exists right now, and has an XFS volume, which is used actively. It has some terabytes of data and about 2.5 times of free space

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Dirk Heinrichs
Am Dienstag 30 Dezember 2014, 16:45:27 schrieb Levente Peres: Hello Jeff, Thank you for answering. I might have been a little obscure... I'll try to clear this up for you. So... Right NOW I have a partition called /vicepa, which exists right now, and has an XFS volume, which is used

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Brandon Allbery
On Tue, 2014-12-30 at 17:08 +0100, Dirk Heinrichs wrote: This data has to be migrated within the same server to AFS. Why same server? An AFS setup usually consists of several servers, especially if you want to serve terabytes of data. Not to mention the needed kerberos server.

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Levente Peres
On 12/30/2014 05:08 PM, Dirk Heinrichs wrote: Am Dienstag 30 Dezember 2014, 16:45:27 schrieb Levente Peres: Hello Jeff, Thank you for answering. I might have been a little obscure... I'll try to clear this up for you. So... Right NOW I have a partition called /vicepa, which exists right

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Dirk Heinrichs
Am Dienstag 30 Dezember 2014, 17:33:44 schrieb Levente Peres: Why same server? An AFS setup usually consists of several servers, especially if you want to serve terabytes of data. Not to mention the needed kerberos server. Same server because I need the transfer to be quick. Once I

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Jason Edgecombe
On 12/30/2014 11:57 AM, Dirk Heinrichs wrote: Am Dienstag 30 Dezember 2014, 17:33:44 schrieb Levente Peres: Why same server? An AFS setup usually consists of several servers, especially if you want to serve terabytes of data. Not to mention the needed kerberos server. Same server because I

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Levente Peres
On 12/30/2014 05:57 PM, Dirk Heinrichs wrote: Am Dienstag 30 Dezember 2014, 17:33:44 schrieb Levente Peres: Why same server? An AFS setup usually consists of several servers, especially if you want to serve terabytes of data. Not to mention the needed kerberos server. Same server because I

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Levente Peres
Wow! More and more things to think about... Thank you Jason! I let you guys know how it goes... Levente On 12/30/2014 06:29 PM, Jason Edgecombe wrote: You can do a bind mount where you mount the old folder as read-only (I think) in a new location, then only serve out files via AFS and the

Re: [OpenAFS] Migrating existing data onto vice partition on the fly

2014-12-30 Thread Atro Tossavainen
Levente, Same server because I need the transfer to be quick. Once I start - I need to do the migration in max 1-2 hrs... tops. I know... I know... Let's say you have exactly one terabyte of data, 1,000,000 megabytes of it. You can stretch the migration time to your indicated maximum, 2