title Commit

participantgroup **Client** (NativeAPI.actor.cpp)
	participant "Transaction::commit" as tC
    participant "commitAndWatch" as cAW
    participant "tryCommit" as Commit
    participant "watchValue" as wV
end

participantgroup **CommitProxy** (CommitProxyServer.actor.cpp)
	participant "commitBatcher" as cB
    participant "commitBatch" as Batch
    participant "TagPartitionedLogSystem" as TPLS
end

participantgroup **Master** 
	participant "getVersion" as gV
    participant "serveLiveCommittedVersion" as sLCV
end

participantgroup **Resolver** (Resolver.actor.cpp)
	participant "resolveBatch" as rB
end

participantgroup **TLog** (TLogServer.actor.cpp)
	participant "tLogCommit" as tLC
end

participantgroup **Storage Server** (storageserver.actor.cpp)
	participant "serveWatchValueRequests" as sWVR
end

autoactivation off

tC -> cAW:
cAW -> Commit: CommitTransactionRequest

note right of Commit: <color:#green>//CommitAttachID//</color>
note right of Commit: <color:#lightblue>NativeAPI.commit.Before</color>

Commit -> cB: CommitTransactionRequest
loop Batch requests
	box over cB: Batch commit requests
end

cB -> Batch: Batched CommitTransactionRequests

note right of Batch: <color:#lightblue>--CommitProxyServer.batcher--</color>

box over Batch: Preresolution

note right of Batch: <color:#blue>GettingCommitVersion</color>

Batch -> gV: GetCommitVersionRequest
gV -> Batch: GetCommitVersionReply

note right of Batch: <color:#blue>GotCommitVersion</color>

box over Batch: Resolve

Batch -> rB: ResolveTransactionBatchRequest

note right of rB: <color:#blue>Before</color>

box over rB: Wait for memory/needed version

note right of rB: <color:#blue>AfterQueueSizeCheck</color>

box over rB: Wait for resolver version

note right of rB: <color:#blue>AfterOrderer</color>

box over rB: Resolve the conflicts

note right of rB: <color:#blue>After</color>

rB --> Batch: ResolveTransactionBatchReply

note right of Batch: <color:#blue>ProcessingMutations</color>

box over Batch: Calculate the metadata

box over Batch: Determine which transactions should be committed

box over Batch: Assign storage server tags to mutations

loop Wait txn commit version enter the MVCC window
	Batch -> sLCV: GetRawCommittedVersionRequest
    sLCV --> Batch: GetRawCommittedVersionReply
end

note right of Batch: <color:#blue>AfterStoreCommits</color>

Batch -> TPLS: Version, LogPushData
TPLS -> tLC: TLogCommitRequest

note right of tLC: <color:#green>//CommitAttachID//</color>

note right of tLC: <color:#blue>BeforeWaitForVersion</color>

box over tLC: Wait for the version

note right of tLC: <color:#blue>Before</color>

box over tLC: Store the commit

box over tLC: Put commit into persistent queue

note right of tLC: <color:#blue>AfterTLogCommit</color>

box over tLC: Wait all prior message being committed

note right of tLC: <color:#blue>After</color>

tLC --> TPLS: TLogCommitReply
TPLS -> Batch: Version (min)

note right of Batch: AfterLogPush

Batch --> Commit: CommitID

note right of Commit: <color:#lightblue>--NativeAPI.commit.After--</color>

Commit --> cAW:

cAW -> wV: Version

note right of wV: <color:#green>//WatchValueAttachID//</color>
note right of wV: <color:#blue>Before</color>

wV -> sWVR: WatchValueRequest

note right of sWVR: <color:#lightblue>--watchValueQ.Before--</color>

box over sWVR: Ensure version is not too old

note right of sWVR: <color:#lightblue>--watchValueQ.AfterVersion--</color>

loop Value not change
	box over sWVR: Check storageserver::getValueQ
	note right of sWVR: <color:#lightblue>--watchValueQ.AfterRead--</color>
end 

sWVR --> wV: Version

note right of wV: <color:#blue>After</color>

cAW --> tC: