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fix bug of share memory

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This commit is contained in:
hebo
2019-12-17 20:38:04 +08:00
parent 03c752a209
commit a223ce5dab
2 changed files with 3 additions and 24 deletions
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22
model/query_piece_pool.go
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@@ -1,19 +1,13 @@
package model
import (
"github.com/zr-hebo/sniffer-agent/util"
"sync"
"time"
)
var (
localSliceBufferPool = util.NewSliceBufferPool("json cache", (128+1)*1024)
)
type PooledMysqlQueryPiece struct {
MysqlQueryPiece
recoverPool *mysqlQueryPiecePool
sliceBufferPool *util.SliceBufferPool
}
func NewPooledMysqlQueryPiece(
@@ -22,7 +16,6 @@ func NewPooledMysqlQueryPiece(
pmqp *PooledMysqlQueryPiece) {
pmqp = mqpp.Dequeue()
pmqp.sliceBufferPool = localSliceBufferPool
nowInMS := time.Now().UnixNano() / millSecondUnit
pmqp.SessionID = sessionID
pmqp.ClientHost = clientIP
@@ -41,9 +34,6 @@ func NewPooledMysqlQueryPiece(
}
func (pmqp *PooledMysqlQueryPiece) Recovery() {
if pmqp.sliceBufferPool != nil {
pmqp.sliceBufferPool.Enqueue(pmqp.jsonContent[:0])
}
pmqp.jsonContent = nil
pmqp.recoverPool.Enqueue(pmqp)
}
@@ -59,17 +49,7 @@ func (pmqp *PooledMysqlQueryPiece) Bytes() (content []byte) {
}
func (pmqp *PooledMysqlQueryPiece) GenerateJsonBytes() {
if pmqp.sliceBufferPool == nil {
pmqp.jsonContent = marsharQueryPieceMonopolize(pmqp)
return
}
var cacheBuffer = pmqp.sliceBufferPool.Dequeue()
if len(cacheBuffer) > 0 {
panic("there already have bytes in buffer")
}
pmqp.jsonContent = marsharQueryPieceShareMemory(pmqp, cacheBuffer)
pmqp.jsonContent = marsharQueryPieceMonopolize(pmqp)
return
}