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volume: truncate dat files when creating

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This commit is contained in:
Chris Lu 2019-08-26 13:01:38 -07:00
parent 396c4fc143
commit 58168a8c52
2 changed files with 2 additions and 2 deletions
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2
weed/storage/volume_create.go
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@ -9,7 +9,7 @@ import (
)
func createVolumeFile(fileName string, preallocate int64) (file *os.File, e error) {
file, e = os.OpenFile(fileName, os.O_RDWR|os.O_CREATE, 0644)
file, e = os.OpenFile(fileName, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
if preallocate > 0 {
glog.V(0).Infof("Preallocated disk space for %s is not supported", fileName)
}

2
weed/storage/volume_create_linux.go
View file

@ -10,7 +10,7 @@ import (
)
func createVolumeFile(fileName string, preallocate int64) (file *os.File, e error) {
file, e = os.OpenFile(fileName, os.O_RDWR|os.O_CREATE, 0644)
file, e = os.OpenFile(fileName, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
if preallocate != 0 {
syscall.Fallocate(int(file.Fd()), 1, 0, preallocate)
glog.V(0).Infof("Preallocated %d bytes disk space for %s", preallocate, fileName)