feat: split mutex for each account #49
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Caution Review failedThe pull request is closed. WalkthroughRecent changes significantly enhance concurrency management in the Changes
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Codecov ReportAttention: Patch coverage is
Additional details and impacted files@@ Coverage Diff @@
## main #49 +/- ##
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- Coverage 26.35% 26.32% -0.03%
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Files 111 111
Lines 11855 11868 +13
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Hits 3124 3124
- Misses 8286 8299 +13
Partials 445 445
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Actionable comments posted: 0
Review details
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Review profile: CHILL
Files selected for processing (3)
- go.mod (2 hunks)
- jsonrpc/backend/backend.go (3 hunks)
- jsonrpc/backend/tx.go (3 hunks)
Additional context used
GitHub Check: codecov/patch
jsonrpc/backend/backend.go
[warning] 59-62: jsonrpc/backend/backend.go#L59-L62
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[warning] 65-67: jsonrpc/backend/backend.go#L65-L67
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Additional comments not posted (10)
jsonrpc/backend/backend.go (4)
8-8: Import statement forlrucache.The import statement for
lrucacheis correctly added to support the new LRU cache implementation.
23-23: Addition ofaccMutsfield inJSONRPCBackend.The
accMutsfield has been added to store mutexes for each account using an LRU cache. This change is crucial for improving concurrency by allowing separate locks for different accounts.
65-70: EnsureaccMutsis correctly initialized inNewJSONRPCBackend.The
accMutsfield is correctly initialized within theNewJSONRPCBackendconstructor. This ensures that the backend is ready to handle concurrent operations with separate locks for each account.Tools
GitHub Check: codecov/patch
[warning] 65-67: jsonrpc/backend/backend.go#L65-L67
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58-62: Initialize LRU cache for account mutexes.The LRU cache is initialized to hold mutexes for up to 100 accounts. Ensure that this limit is appropriate for your application's concurrency requirements.
Verification successful
LRU Cache Initialization Verified
The LRU cache for account mutexes is correctly initialized with a capacity of 100, as specified in the code. Ensure that this limit aligns with your application's concurrency needs. If further validation is required, consider reviewing related documentation or usage patterns.
Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify that the LRU cache initialization for account mutexes is correctly implemented. # Test: Check for the usage of `lrucache.New` with the correct parameters. rg --type go 'lrucache\.New\[string, \*sync\.Mutex\]\(100\)'Length of output: 145
Tools
GitHub Check: codecov/patch
[warning] 59-62: jsonrpc/backend/backend.go#L59-L62
Added lines #L59 - L62 were not covered by testsjsonrpc/backend/tx.go (5)
71-78: Introduce mutex per sender.The code introduces a mutex for each sender using the
accMutscache. This approach reduces contention by allowing transactions from different senders to be processed concurrently. Ensure that the logic for adding and retrieving mutexes is efficient and handles edge cases.
87-88: Log transaction enqueue with sender's hexadecimal address.The logging statement now uses the sender's hexadecimal address, improving log readability. Ensure that this change is consistently applied across all relevant logging statements.
Tools
GitHub Check: codecov/patch
[warning] 87-88: jsonrpc/backend/tx.go#L87-L88
Added lines #L87 - L88 were not covered by tests
96-96: Consistent cache key formatting.The cache key formatting uses the sender's hexadecimal address and sequence number, ensuring consistency in how transactions are identified in the cache.
Tools
GitHub Check: codecov/patch
[warning] 96-96: jsonrpc/backend/tx.go#L96
Added line #L96 was not covered by tests
103-103: Log transaction broadcast with sender's hexadecimal address.The logging statement for broadcasting transactions now uses the sender's hexadecimal address. This enhances log clarity and consistency.
Tools
GitHub Check: codecov/patch
[warning] 103-103: jsonrpc/backend/tx.go#L103
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79-81: Lock and unlock sender-specific mutex.The sender-specific mutex is correctly locked and unlocked, ensuring that operations for each sender are thread-safe. Ensure that there are no deadlocks or performance bottlenecks due to excessive locking.
Verification successful
Mutex usage is correct and thread-safe. The sender-specific mutex
accMutis correctly locked and unlocked, ensuring thread safety for operations related to each sender. The use of an LRU cache for storing mutexes helps manage concurrency effectively. There are no signs of deadlocks or performance bottlenecks.Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify that the mutex lock and unlock operations are correctly implemented for each sender. # Test: Check for the correct usage of `Lock` and `Unlock` on sender-specific mutexes. rg --type go 'accMut\.Lock\(\)' rg --type go 'accMut\.Unlock\(\)'Length of output: 151
Script:
#!/bin/bash # Search for all occurrences of `accMut` in the codebase to check for potential deadlocks or excessive locking. rg --type go 'accMut'Length of output: 480
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GitHub Check: codecov/patch
[warning] 79-81: jsonrpc/backend/tx.go#L79-L81
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35-35: Updategolang-lruto version 2.0.7 as a direct dependency.The
golang-lrulibrary is updated to version 2.0.7 and is now a direct dependency. This change likely improves performance or fixes issues from the previous version. Ensure compatibility with other parts of the codebase.
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Actionable comments posted: 2
Outside diff range, codebase verification and nitpick comments (3)
jsonrpc/config/config.go (2)
98-98: Update documentation forQueuedTransactionCap.Ensure that any documentation or configuration guides are updated to reflect the new default value for
QueuedTransactionCap.Consider updating comments or documentation to provide context on why the cap was increased.
142-142: Remove remaining references toQueuedTransactionTTL.There is still a reference to
QueuedTransactionTTLin the codebase that needs to be addressed:
jsonrpc/config/config.go: The line containsflagJSONRPCQueuedTransactionTTL = "json-rpc.queued-transaction-ttl".Please ensure all such references are removed to avoid confusion or errors.
Analysis chain
Remove references to
QueuedTransactionTTL.Ensure that all references to
QueuedTransactionTTLare removed from the codebase to prevent confusion or errors.Run the following script to check for any remaining references to
QueuedTransactionTTL:Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Check for remaining references to QueuedTransactionTTL # Test: Search for QueuedTransactionTTL in the codebase. Expect: No matches rg 'QueuedTransactionTTL'Length of output: 119
Tools
GitHub Check: codecov/patch
[warning] 142-142: jsonrpc/config/config.go#L142
Added line #L142 was not covered by testsjsonrpc/backend/tx.go (1)
87-89: Improve logging for transaction queuing.The logging statement provides useful information, but consider adding more context to help with debugging.
Consider including additional transaction details or context in the log message:
b.logger.Debug("enqueue tx", "sender", senderHex, "txSeq", txSeq, "accSeq", accSeq, "txBytesLen", len(txBytes))Tools
GitHub Check: codecov/patch
[warning] 87-89: jsonrpc/backend/tx.go#L87-L89
Added lines #L87 - L89 were not covered by tests
Review details
Configuration used: CodeRabbit UI
Review profile: CHILL
Files selected for processing (3)
- jsonrpc/backend/backend.go (3 hunks)
- jsonrpc/backend/tx.go (3 hunks)
- jsonrpc/config/config.go (6 hunks)
Additional context used
GitHub Check: codecov/patch
jsonrpc/backend/backend.go
[warning] 40-42: jsonrpc/backend/backend.go#L40-L42
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Additional comments not posted (6)
jsonrpc/backend/backend.go (3)
21-22: Review the use of LRU cache for mutexes.The introduction of
accMutsas an LRU cache for mutexes is a good approach to manage concurrency for multiple accounts. Ensure that the cache size is appropriately configured to handle the expected number of concurrent accounts.Consider the implications of cache eviction on concurrency. If the cache size is too small, mutexes might be evicted prematurely, leading to potential contention issues.
49-56: Verify the context initialization.The creation of a background context is standard, but ensure that it is used consistently throughout the application to avoid context-related issues.
The changes look good, but verify that the context is correctly propagated where needed.
Tools
GitHub Check: codecov/patch
[warning] 49-49: jsonrpc/backend/backend.go#L49
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7-7: Ensure the correct version of thegolang-lrupackage is used.The import of
github.com/hashicorp/golang-lru/v2indicates a version update. Verify that this version is compatible with the rest of the codebase and that any breaking changes are addressed.Run the following script to check the version of
golang-lruin thego.modfile:Verification successful
Investigate the usage of
golang-lruversions in the codebase.The
go.modfile lists bothv2.0.7andv1.0.2of thegolang-lrupackage. Verify where each version is used to ensure compatibility and avoid potential conflicts.
The
golang-lrupackage versions are correctly managed.The codebase uses
golang-lru/v2 v2.0.7directly injsonrpc/backend/backend.go, whilev1.0.2is an indirect dependency. This setup is typical in Go projects and should not cause issues unless specific compatibility problems arise.
jsonrpc/backend/backend.goimportsgolang-lru/v2directly.v1.0.2is an indirect dependency and does not affect the direct usage ofv2.0.7.Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify the version of golang-lru in go.mod # Test: Check for the version of golang-lru. Expect: Version 2.x.x grep 'golang-lru' go.modLength of output: 119
Script:
#!/bin/bash # Find all usages of golang-lru in the codebase to determine which version is being used. rg 'golang-lru' -A 3Length of output: 2964
jsonrpc/config/config.go (1)
41-42: Evaluate the impact of increasingDefaultQueuedTransactionCap.The increase from 100 to 1000 for
DefaultQueuedTransactionCapsignificantly changes the transaction handling capacity. Ensure that the system can handle this increase without performance degradation.Consider testing the system under load to verify that the increased capacity does not lead to resource exhaustion or performance bottlenecks.
jsonrpc/backend/tx.go (2)
79-81: Verify mutex locking and unlocking.Ensure that the
LockandUnlockoperations onaccMutare correctly paired and that no code paths can lead to a deadlock.The use of
deferfor unlocking is a good practice to prevent deadlocks.Tools
GitHub Check: codecov/patch
[warning] 79-81: jsonrpc/backend/tx.go#L79-L81
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93-97: Review transaction broadcasting logic.The logic for broadcasting queued transactions should be reviewed to ensure that it handles all edge cases, such as network failures or transaction rejections.
Consider adding retry logic or additional error handling to improve robustness.
Tools
GitHub Check: codecov/patch
[warning] 93-95: jsonrpc/backend/tx.go#L93-L95
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[warning] 97-97: jsonrpc/backend/tx.go#L97
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Actionable comments posted: 4
Outside diff range, codebase verification and nitpick comments (1)
jsonrpc/backend/tx.go (1)
Line range hint
71-122: Consider adding tests for new functionality.The new mutex mechanism and related changes are not covered by tests. Ensure that these lines are tested to verify correct behavior.
Do you want me to generate the unit testing code or open a GitHub issue to track this task?
Tools
GitHub Check: codecov/patch
[warning] 71-77: jsonrpc/backend/tx.go#L71-L77
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[warning] 83-85: jsonrpc/backend/tx.go#L83-L85
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Review details
Configuration used: CodeRabbit UI
Review profile: CHILL
Files selected for processing (2)
- jsonrpc/backend/backend.go (3 hunks)
- jsonrpc/backend/tx.go (4 hunks)
Additional context used
GitHub Check: codecov/patch
jsonrpc/backend/backend.go
[warning] 42-44: jsonrpc/backend/backend.go#L42-L44
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[warning] 57-58: jsonrpc/backend/backend.go#L57-L58
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[warning] 71-77: jsonrpc/backend/tx.go#L71-L77
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[warning] 83-85: jsonrpc/backend/tx.go#L83-L85
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Additional comments not posted (6)
jsonrpc/backend/backend.go (3)
7-7: Import statement forlrucacheis appropriate.The import of
lrucacheis necessary for implementing the new concurrency model with account-specific mutexes.
21-24: Struct changes align with new concurrency model.The addition of
accMutsto manage mutexes for each account is a suitable change for enhancing concurrency.
51-58: Return statement initializes all fields correctly.The return statement correctly initializes all fields of
JSONRPCBackend, including the newaccMuts.Tools
GitHub Check: codecov/patch
[warning] 51-51: jsonrpc/backend/backend.go#L51
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[warning] 53-55: jsonrpc/backend/backend.go#L53-L55
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[warning] 57-58: jsonrpc/backend/backend.go#L57-L58
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7-7: Import statement forsyncis appropriate.The import of
syncis necessary for managing mutex operations in the new concurrency model.
83-85: Logging changes improve clarity.Using hexadecimal representation for the sender in logs enhances readability and clarity.
Tools
GitHub Check: codecov/patch
[warning] 83-85: jsonrpc/backend/tx.go#L83-L85
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89-93: Transaction processing loop logic is correct.The loop correctly processes queued transactions for each sender, ensuring efficient transaction handling.
Tools
GitHub Check: codecov/patch
[warning] 89-91: jsonrpc/backend/tx.go#L89-L91
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[warning] 93-93: jsonrpc/backend/tx.go#L93
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New Features
Bug Fixes
Documentation