* Perf: Increase buffer size for pubsub server to boost performance (#167)

* Increase buffer size for pubsub server

* Add more timeout for test failure

* Add more timeout

* Fix test split scripts

* Fix test split

* Fix unit test

* Unit test

* Unit test

* [P2P] Optimize block pool requester retry and peer pick up logic (#170)

* P2P Improvements: Fix block sync reactor and block pool retry logic

* Revert "Add event data to result event (#165)" (#176)

This reverts commit 72bb29c.

* Fix block sync auto restart not working as expected (#175)

* Fix edge case for blocksync (#178)

* fix evm pending nonce

* fix test

* deflake a test

* de-flake test

* Revert "merge main"

This reverts commit 58b9424, reversing
changes made to 02d1478.

* consider keep-in-cache logic when removing from cache

* undo test tweaks

---------

Co-authored-by: Yiming Zang <[email protected]>
Co-authored-by: Jeremy Wei <[email protected]>

* Add metrics for mempool pending transaction size

* Add expired tx count metrics

* add mempool prioritization with evm nonce

* fix priority stability

* index fixes

* replace with binary search insert

* impl binary search

* debug duplicate evm tx

* add more logs

* add some \ns

* more logs

* fix swap check

* add-lockable-reap-by-gas

* add invariant checks

* fix invariant parenthesis

* fix log

* remove invalid invariant

* fix nonce ordering pain

* handle ordering of insert

* fix remove

* cleanup

* fix imports

* cleanup

* avoid getTransactionByHash(hash) panic due to index

* use Key() to compare instead of pointer

* prevent duplicates in mempool

* use timestamp in priority queue

* add logging for expired txs

* cleanup

* remove heapIndex to avoid nil scenario

* avoid returning nil in loop (mimic Peek)