[AusNOG] Welcome to Metadata Retention

[Noel Butler]

my bad, that will teach me to do sums in my coffee deprived head... 

the cost of those 10mil trans is about 6 GB a day, which over two years
is 4.5 TB 

- still, hardly going to break the bank given the price of 2 or 3 TB
sata drives. 

On 02/03/2015 10:25, Noel Butler wrote: 

>> We could retain everything and not parse them for only the relevant data. There will then be a storage issue.
> 
> Hardly. 
> 
> For example, here, postfix is around 1.9k per transaction, that's logging connection, amavis stuff, processing and delivery, gzipped that's about 620 bytes per transaction, now, crazy over estimation, lets say someone does 10 million email transactions a day, over two years, that would still work out to be not much more than the average kids music collection - less than 200 GB and fits on the smallest of drives that can be picked up for like 60 bucks, so raid 1 it, wow thats a massive (NOT) 120 bucks worth of storage to retain Email logs.
 
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