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Merge pull request #5840 from guggero/bolt-pathfinding-fallback

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db: allow turning off in-memory graph cache for bbolt
This commit is contained in:
Olaoluwa Osuntokun
2021-10-25 14:24:10 -07:00
committed by GitHub
parent 11b157705c 27632daa98
commit 0a3bc3ee3d
18 changed files with 527 additions and 223 deletions
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docs/release-notes/release-notes-0.14.0.md
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@@ -92,6 +92,14 @@ usage. Users running `lnd` on low-memory systems are advised to run with the
removes zombie channels from the graph, reducing the number of channels that
need to be kept in memory.
There is a [fallback option](https://github.com/lightningnetwork/lnd/pull/5840)
`db.no-graph-cache=true` that can be used when running a Bolt (`bbolt`) based
database backend. Using the database for path finding is considerably slower
than using the in-memory graph cache but uses less RAM. The fallback option is
not available for `etcd` or Postgres database backends because of the way they
handle long-running database transactions that are required for the path finding
operations.
## Protocol Extensions
### Explicit Channel Negotiation