Merge pull request #869 from ethereum-optimism/node-flag-best-practices

Add p2p recommended flags

Author: bradleycamacho

pages/builders/chain-operators/management/best-practices.mdx

@@ -62,6 +62,29 @@ internet. Instead, you could handle your ingress traffic behind a proxy. Have
 the proxy forward traffic to replicas and have them gossip the transactions 
 internally.
 
+### Improve Reliability of Peer-to-Peer transactions 
+
+These flags can improve the reliability of peer-to-peer transactions from internal replica nodes and the sequencer node.
+
+For sequencer nodes:
+
+```
+GETH_TXPOOL_JOURNAL: ""
+GETH_TXPOOL_JOURNALREMOTES: "false"
+GETH_TXPOOL_NOLOCALS: "true"
+```
+
+For replica nodes:
+
+```
+GETH_TXPOOL_JOURNALREMOTES: "true"
+GETH_TXPOOL_LIFETIME: "1h"
+GETH_TXPOOL_NOLOCALS: "true"
+```
+
+For additional information about these flags, check out our [Execution Layer Configuration Options](/builders/node-operators/configuration/execution-config) doc.
+
+
 ## Assumptions
 
 ### op-proposer assumes archive mode