From: david-sarah Date: Sun, 12 Dec 2010 20:17:19 +0000 (-0800) Subject: docs/architecture.rst: formatting. X-Git-Url: https://git.rkrishnan.org/pf/htmlfontify-example.html?a=commitdiff_plain;h=13bdf3a43defea6a361eb985997e21d44c454f78;p=tahoe-lafs%2Ftahoe-lafs.git docs/architecture.rst: formatting. --- diff --git a/docs/architecture.rst b/docs/architecture.rst index e3926ec5..8b1d3897 100644 --- a/docs/architecture.rst +++ b/docs/architecture.rst @@ -224,14 +224,14 @@ process reside on only one storage server. We hope to extend at the end of the upload process, the appropriate upload health check fails, the upload is considered a failure. -The current defaults use ``k``=3, ``servers_of_happiness``=7, and ``N``=10. -``N``=10 means that we'll try to place 10 shares. ``k``=3 means that we need -any three shares to recover the file. ``servers_of_happiness``=7 means that +The current defaults use ``k`` = 3, ``servers_of_happiness`` = 7, and ``N`` = 10. +``N`` = 10 means that we'll try to place 10 shares. ``k`` = 3 means that we need +any three shares to recover the file. ``servers_of_happiness`` = 7 means that we'll consider an immutable file upload to be successful if we can place shares on enough servers that there are 7 different servers, the correct functioning of any ``k`` of which guarantee the availability of the immutable file. -``N``=10 and ``k``=3 means there is a 3.3x expansion factor. On a small grid, you +``N`` = 10 and ``k`` = 3 means there is a 3.3x expansion factor. On a small grid, you should set ``N`` about equal to the number of storage servers in your grid; on a large grid, you might set it to something smaller to avoid the overhead of contacting every server to place a file. In either case, you should then set ``k`` @@ -305,7 +305,7 @@ means that on a typical 8x ADSL line, uploading a file will take about 32 times longer than downloading it again later. Smaller expansion ratios can reduce this upload penalty, at the expense of -reliability (see RELIABILITY, below). By using an "upload helper", this +reliability (see `Reliability`_, below). By using an "upload helper", this penalty is eliminated: the client does a 1x upload of encrypted data to the helper, then the helper performs encoding and pushes the shares to the storage servers. This is an improvement if the helper has significantly