Re: [OpenIndiana-discuss] ECC question

2011-02-20 Thread Mike Gerdts
On Sun, Feb 20, 2011 at 9:09 AM, taemun wrote: > Note that ZFS isn't intrinsically any more likely to die from a bad bit in > RAM than any given file system, but it is going to be able to *tell you when > it occurs*. Actually, zfs is far more likely to have problems due to a bad bit. Most file sy

Re: [OpenIndiana-discuss] ECC question

2011-02-20 Thread taemun
ECC RAM provides a mechanism by which the data stored can be checked, and given a small enough error, repaired. Standard RAM doesn't provide this. Buffering is done at the hardware level to increase throughput (gigabytes per second) at the expense of latency (nano seconds per operation). Your choi

[OpenIndiana-discuss] ECC question

2011-02-20 Thread Harry Putnam
ECC memory or not, buffered or not. What does it do/mean At risk of being stoned for bringing this up again, I am not finding threads from the past that provide (to me) a basic idea of what the terms means and what the concepts do. I'm sure this will sound horribly illiterate in computer tech,