45 lines
817 B
Go
45 lines
817 B
Go
package storage_ng
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import (
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"github.com/prometheus/prometheus/utility"
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)
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var chunkBufs = newChunkBufList(10000, 10000)
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type chunkBufList struct {
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l utility.FreeList
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}
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func newChunkBuf() []byte {
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return make([]byte, 0, 1024) // TODO: This value somehow needs to be set in coordination with the one passed into the disk persistence.
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}
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func newChunkBufList(length, capacity int) *chunkBufList {
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l := &chunkBufList{
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l: utility.NewFreeList(capacity),
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}
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for i := 0; i < length; i++ {
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l.l.Give(newChunkBuf())
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}
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return l
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}
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func (l *chunkBufList) Get() []byte {
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numChunkGets.Inc()
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if v, ok := l.l.Get(); ok {
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return v.([]byte)
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}
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return newChunkBuf()
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}
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func (l *chunkBufList) Give(v []byte) bool {
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numChunkGives.Inc()
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v = v[:0]
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return l.l.Give(v)
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}
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func (l *chunkBufList) Close() {
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l.l.Close()
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}
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