Network Storage

Dan Olson dolson at
Thu Apr 12 16:44:41 CDT 2012

If this is just for post analysis and you have another system (IDS) to identify the timeframe, 
a tape based system might be a better approach, esp if you want to retain forever.
Maybe "Library LTFS"

----- Original Message -----
From: "John T. Yocum" <john.yocum at>
To: "Valdis Kletnieks" <Valdis.Kletnieks at>
Cc: nanog at
Sent: Thursday, April 12, 2012 5:37:38 PM
Subject: Re: Network Storage

On 4/12/2012 2:34 PM, Valdis.Kletnieks at wrote:
> On Thu, 12 Apr 2012 14:18:30 -0700, "John T. Yocum" said:
>> In that case, just keep adding disks to you capture system, or use a NAS
>> to do it.
> On Thu, 12 Apr 2012 13:43:49 -0700, Joel jaeggli said:
>> 1TB is 2.276 hours at 1Gb/s
> If he's got a gigabit of traffic, he's going to be adding another shelf of 12 1T
> drives to that NAS - every day.  If he gets the high-density shelves with 60 drives,
> he's only adding one a week.
> He's going to have to work smarter, not harder.

He did indicate he's only storing the headers and a few bytes, not the 
full payload.


More information about the NANOG mailing list