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wal: use larger buffer

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This commit is contained in:
Fabian Reinartz 2017-01-16 14:18:25 +01:00
parent 1c80c33e72
commit 9cf49f68e9
1 changed files with 9 additions and 7 deletions
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16
wal.go
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@ -1,6 +1,7 @@
package tsdb
import (
"bufio"
"encoding/binary"
"hash/crc32"
"io"
@ -11,7 +12,6 @@ import (
"time"
"github.com/coreos/etcd/pkg/fileutil"
"github.com/coreos/etcd/pkg/ioutil"
"github.com/fabxc/tsdb/labels"
"github.com/go-kit/kit/log"
"github.com/pkg/errors"
@ -165,7 +165,8 @@ func (w *WAL) Close() error {
type walEncoder struct {
mtx sync.Mutex
w *ioutil.PageWriter
// w *ioutil.PageWriter
w *bufio.Writer
}
const (
@ -178,12 +179,13 @@ const (
)
func newWALEncoder(f *os.File) (*walEncoder, error) {
offset, err := f.Seek(0, os.SEEK_CUR)
if err != nil {
return nil, err
}
// offset, err := f.Seek(0, os.SEEK_CUR)
// if err != nil {
// return nil, err
// }
enc := &walEncoder{
w: ioutil.NewPageWriter(f, walPageBytes, int(offset)),
// w: ioutil.NewPageWriter(f, walPageBytes, int(offset)),
w: bufio.NewWriterSize(f, 4*1024*1024),
}
return enc, nil
}