We do AFS volume-based backup directly to ADSM tapes (ADSM 3.1.2 now).
Average rate is 4.1 MB/sec, Max rate 7.4 MB/sec (backing up volumes with
large files).
Tape limit: 10MB/sec
Network: gigabit backbone between AFS file servers and backup servers.
AFS data kept on EMC Symmetrix.
Gregory Touretsky
IDC Computing / Systems Engineering Group
Unix Server Platforms
[EMAIL PROTECTED]
> (+) 972-4-865-6377, Fax: 04-865-5999
iNET: 465-6377, M/S: IDC-1B
-----Original Message-----
From: Nathan Neulinger [mailto:[EMAIL PROTECTED]]
Sent: Friday, March 16, 2001 1:46 AM
To: Touretsky, Gregory
Cc: [EMAIL PROTECTED]
Subject: Re: Really slow vos dumps to local disks
What is your local disk capable of?
-- Nathan
"Touretsky, Gregory" wrote:
>
> We get 7-8 Mb/sec backing up AFS data with ADSM over gigabit network...
>
> Gregory Touretsky
> IDC Computing / Systems Engineering Group
> Unix Server Platforms
> [EMAIL PROTECTED]
> > (+) 972-4-865-6377, Fax: 04-865-5999
> iNET: 465-6377, M/S: IDC-1B
>
> -----Original Message-----
> From: Ken Hornstein [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, March 15, 2001 11:04 PM
> To: [EMAIL PROTECTED]
> Subject: Re: Really slow vos dumps to local disks
>
> >The slowdown I've seen is on the server itself, as well as remote clients
-
> >in fact local/remote doesn't seem to be making much difference.
>
> I calculate his data rate at about 3.7MB/sec, which is in-line with what
> everyone else has been seeing.
>
> --Ke
--
------------------------------------------------------------
Nathan Neulinger EMail: [EMAIL PROTECTED]
University of Missouri - Rolla Phone: (573) 341-4841
CIS - Systems Programming Fax: (573) 341-4216
