logging2

Documentation

Index

• Constants
• type Log
  • func Init(logSz uint64) Log
  • func (log Log) Append(l []disk.Block) bool
  • func (log Log) Logger()
  • func (log Log) Read() []disk.Block
• type Txn
  • func Begin(log *Log) Txn
  • func (txn Txn) Commit() bool
  • func (txn Txn) Read(addr uint64) disk.Block
  • func (txn Txn) Write(addr uint64, blk *disk.Block) bool

Constants

const LOGCOMMIT = uint64(0)

const LOGEND = LOGMAXBLK + LOGSTART

const LOGMAXBLK = uint64(510)

const LOGSTART = uint64(1)

Types

type Log

type Log struct {
	// contains filtered or unexported fields
}

func Init

func Init(logSz uint64) Log

func (Log) Append

func (log Log) Append(l []disk.Block) bool

func (Log) Logger

func (log Log) Logger()

func (Log) Read

func (log Log) Read() []disk.Block

type Txn

type Txn struct {
	// contains filtered or unexported fields
}

func Begin

func Begin(log *Log) Txn

XXX wait if cannot reserve space in log

func (Txn) Commit

func (txn Txn) Commit() bool

func (Txn) Read

func (txn Txn) Read(addr uint64) disk.Block

func (Txn) Write

func (txn Txn) Write(addr uint64, blk *disk.Block) bool