[HN Gopher] A Tale of Two Copies
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A Tale of Two Copies
Author : asicsp
Score : 46 points
Date : 2021-08-20 04:59 UTC (18 hours ago)
(HTM) web link (storj.io)
(TXT) w3m dump (storj.io)
| wombatmobile wrote:
| > benchmarking is hard
|
| Well, the author's investigation was involved, although it seems
| like a labour of love, and I enjoyed reading it.
|
| If benchmarking 28 vs 32 didn't yield an obvious result, lazier
| old me, if I'd even been benchmarking at all, might have tried
| more data points, hoping to reveal a trend line that points to
| somewhere interesting e.g. 16, 17, 18, 19, 20, 21, 22, 23, 24,
| 25, 26, 27, 28, 29, 30, 31, 32.
| msteffen wrote:
| This was fascinating. If any Go compiler experts happen to read
| this and know why `Entry{}` was copied on the stack before being
| copied into the buffer, I think that would be cool to read and
| tie off this article nicely
| bethecloud wrote:
| Storj DCS is a great tool. So obvious that decentralized storage
| beats Amazon S3 in price, performance, and security
| yjftsjthsd-h wrote:
| Why would that be obvious? Decentralized means losing economies
| of scale - you can't buy 10k drives at a time from the
| manufacturer, you run on random hardware builds, you pay to run
| machines on lower-efficiency PSUs, and you have to compensate
| for worse uptime per node. Where is it winning?
| bethecloud wrote:
| Decentralized storage taps into latent/underutilized capacity
| from datacenters and individuals across the world. For
| example, if you have 10TBs of free capacity that wouldn't
| otherwise be used, and running a node is pure margin. Most
| private datacenters are at about 40% capacity.
|
| Another example -> the total cost for me is more than 10x
| cheaper than AWS - its 7$ for TB/Bandwidth vs $90 on AWS. I
| can also get 1.8gbps - in my region, which is even faster
| than AWS, and it doesn't rely on ACL databases (it uses
| client-side hmacs for file authorization). So, for my use
| case (static content storage and low-volume CDN usage)
| decentralized cloud wins. (it's 10x cheaper, faster, and more
| secure for my needs).
| j_walter wrote:
| Love Storj...concept and execution are done extremely well.
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