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Merge bitcoin/bitcoin#21709: doc: update reduce-memory.md and bitcoin.conf -maxconnections info

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300234ab66 doc: update bitcoin.conf maxconnections info (Jon Atack)
926827065f doc: update reduce-memory.md peer connections info (Jon Atack)

Pull request description:

  This patch updates the documentation in `doc/reduce-memory.md` and `share/examples/bitcoin.conf` regarding the peer connections limits and `-maxconnections`

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W. J. van der Laan 2021-05-05 16:10:21 +02:00
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10
doc/reduce-memory.md
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@ -24,9 +24,13 @@ The size of some in-memory caches can be reduced. As caches trade off memory usa
## Number of peers
- `-maxconnections=<n>` - the maximum number of connections, this defaults to 125. Each active connection takes up some
memory. This option applies only if incoming connections are enabled, otherwise the number of connections will never
be more than 10. Of the 10 outbound peers, there can be 8 full-relay connections and 2 block-relay-only ones.
- `-maxconnections=<n>` - the maximum number of connections, which defaults to 125. Each active connection takes up some
memory. This option applies only if inbound connections are enabled; otherwise, the number of connections will not
be more than 11. Of the 11 outbound peers, there can be 8 full-relay connections, 2 block-relay-only ones,
and occasionally 1 short-lived feeler or extra outbound block-relay-only connection.
- These limits do not apply to connections added manually with the `-addnode` configuration option or
the `addnode` RPC, which have a separate limit of 8 connections.
## Thread configuration

7
share/examples/bitcoin.conf
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@ -63,7 +63,12 @@
# Port on which to listen for connections (default: 8333, testnet: 18333, signet: 38333, regtest: 18444)
#port=
# Maximum number of inbound+outbound connections.
# Maximum number of inbound + outbound connections (default: 125). This option
# applies only if inbound connections are enabled; otherwise, the number of connections
# will not be more than 11: 8 full-relay connections, 2 block-relay-only ones, and
# occasionally 1 short-lived feeler or extra outbound block-relay-only connection.
# These limits do not apply to connections added manually with the -addnode
# configuration option or the addnode RPC, which have a separate limit of 8 connections.
#maxconnections=
#