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| -rw-r--r-- | doc/release-notes.md | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/doc/release-notes.md b/doc/release-notes.md index 6e4f390cbc..df63bb53ee 100644 --- a/doc/release-notes.md +++ b/doc/release-notes.md @@ -41,9 +41,21 @@ report issues about Windows XP to the issue tracker. Notable changes =============== -Example item ----------------- +Database cache memory increased +-------------------------------- + +As a result of growth of the UTXO set, performance with the prior default +database cache of 100 MiB has suffered. +For this reason the default was changed to 300 MiB in this release. + +For nodes on low-memory systems, the database cache can be changed back to +100 MiB (or to another value) by either: + +- Adding `dbcache=100` in bitcoin.conf +- Changing it in the GUI under `Options → Size of database cache` +Note that the database cache setting has the most performance impact +during initial sync of a node, and when catching up after downtime. bitcoin-cli: arguments privacy -------------------------------- |