cache

package

v0.0.0-...-459568a Latest Latest Go to latest Published: Aug 25, 2020 License: Apache-2.0 Imports: 11 Imported by: 0

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var UnionPageSize uint64 = 16 * 1024

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

var CP *Pool

func NewCacheBuffer(maxCacheNum uint64) *Pool

func (cb *Pool) GetPage(spaceId, pageNo uint64, lockType pcache.BpLockType, imtr *mtr2.Mtr) (bp *pcache.BlockPage)

func (cb *Pool) OffsetInBlockAlign(b *byte) uint64

func (cb *Pool) PosInBlockAlign(b *byte) *pcache.BlockPage

func (cb *Pool) ReadPageFromFile(spaceID, pageNo uint64) *pcache.BlockPage

add pageBuffer to bufferPool

func (cb *Pool) WritePageFromFile(spaceID, pageNo uint64) *pcache.BlockPage