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authorWladimir J. van der Laan <laanwj@gmail.com>2016-01-27 17:08:52 +0100
committerWladimir J. van der Laan <laanwj@gmail.com>2016-01-27 17:09:41 +0100
commit32e3538752f99a48ede99382505b07cec97da212 (patch)
treee27c69070a52a4234244d6ab79a7915e037a4f27 /doc/release-notes.md
parent38bf790d70b5eba2d3280f8c4809b15d386e3433 (diff)
parent8c5f90306c12142586024023785f20cac7b22055 (diff)
Merge #7416: doc: Explain effects of -prune=<n> parameter in release notes
8c5f903 doc: In release notes, reduce length of pruning section (xor-freenet) 15c0263 doc: Minor spelling fix (xor-freenet) 54d3907 doc: Fix wrong claims about blockchain reorganization with pruning (xor-freenet) a683d20 doc: Minor sentence length / capitalization fixes (xor-freenet) 58e3abf doc: In release notes, increase estimate of disk usage with pruning (xor-freenet) be4b474 doc: In release notes, do not claim that pruning is leeching (xor-freenet) 46d7eb6 doc: Fix minimal disk usage with pruning enabled (xor-freenet) fe074cc doc: Explain effects of -prune=<n> parameter in release notes (xor-freenet)
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diff --git a/doc/release-notes.md b/doc/release-notes.md
index e862793dd9..661f943d76 100644
--- a/doc/release-notes.md
+++ b/doc/release-notes.md
@@ -290,6 +290,9 @@ Wallet: Pruning
---------------
With 0.12 it is possible to use wallet functionality in pruned mode.
+This can reduce the disk usage from currently around 60 GB to
+around 2 GB.
+
However, rescans as well as the RPCs `importwallet`, `importaddress`,
`importprivkey` are disabled.
@@ -297,6 +300,16 @@ To enable block pruning set `prune=<N>` on the command line or in
`bitcoin.conf`, where `N` is the number of MiB to allot for
raw block & undo data.
+A value of 0 disables pruning. The minimal value above 0 is 550. Your
+wallet is as secure with high values as it is with low ones. Higher
+values merely ensure that your node will not shut down upon blockchain
+reorganizations of more than 2 days - which are unlikely to happen in
+practice. In future releases, a higher value may also help the network
+as a whole: stored blocks could be served to other nodes.
+
+For further information about pruning, you may also consult the [release
+notes of v0.11.0](https://github.com/bitcoin/bitcoin/blob/v0.11.0/doc/release-notes.md#block-file-pruning).
+
`NODE_BLOOM` service bit
------------------------