Zhe Wu

Create consensus commit prologue transaction after finishing processing other transactions in a consensus commit batch

1

## Description Move consensus commit prologue transaction creation after all the transitions in a consensus commit is processed, and before shared object versions are assigned. This is to prepare for...

Add metric to track congested transactions

1

## Description Says by the title. ## Test plan How did you test the new or updated feature? --- ## Release notes Check each box that your changes affect. If...

Congestion control triggered transaction cancellation

1

## Description This PR implements congestion control triggered transaction cancellation. The motivation for the cancellation is that we don't want a transaction to be deferred for too long, which impacts...

Quorum driver take server requested retry interval into consideration

1

## Description ValidatorOverloadedRetryAfter error contains a server suggested retry after duration. So when the quorum driver retries under SystemOverloadRetryAfter error, it should take the suggested retry duration into consideration. ##...

Update graphql e2e tests to protocol version 45

2

## Description This PR updates graphql e2e tests' protocol version to 45. It also adds a script `update-graphql-e2e-test-protocol-version.py` that search through move code with specific protocol version, and replace it...

Record cancelled txn version assignment in consensus commit prologue V3

2

## Description This PR introduce consensus commit prologue V3 which contains consensus determined shared object version assignment. Currently, it only contains cancelled transaction version assignment, and later when we are...

Shared object congestion control stress test

2

## Description This PR adds a stress test in simtest to test shared object congestion control. The test is a good catch for liveness issue related to shared object congestion...

shared object deletion txn dependency

2

## Description Describe the changes or additions included in this PR. ## Test plan How did you test the new or updated feature? --- ## Release notes Check each box...

Update wait_for_transactions_sequenced logging field

2

## Description Right now, it is always logs `0` certificates. ## Test plan How did you test the new or updated feature? --- ## Release notes Check each box that...

Implement transaction count based shared object congestion control

2

## Description This PR adds another mode in `PerObjectCongestionControlMode`, `TotalTxCount`, which uses total transaction count that operate on a object to limit the critical path of shared object transaction in...