resolve issue : when the host disk full, the volume server will core dump

This commit is contained in:
stlpmo 2019-12-24 16:36:15 +08:00
parent a18f62bbe7
commit f300c35266
3 changed files with 16 additions and 5 deletions

View file

@ -11,8 +11,11 @@ import (
func createVolumeFile(fileName string, preallocate int64, memoryMapSizeMB uint32) (backend.BackendStorageFile, error) {
file, e := os.OpenFile(fileName, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
if e != nil {
return nil, e
}
if preallocate > 0 {
glog.V(0).Infof("Preallocated disk space for %s is not supported", fileName)
}
return backend.NewDiskFile(file), e
return backend.NewDiskFile(file), nil
}

View file

@ -12,9 +12,12 @@ import (
func createVolumeFile(fileName string, preallocate int64, memoryMapSizeMB uint32) (backend.BackendStorageFile, error) {
file, e := os.OpenFile(fileName, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
if e != nil {
return nil, e
}
if preallocate != 0 {
syscall.Fallocate(int(file.Fd()), 1, 0, preallocate)
glog.V(0).Infof("Preallocated %d bytes disk space for %s", preallocate, fileName)
}
return backend.NewDiskFile(file), e
return backend.NewDiskFile(file), nil
}

View file

@ -12,17 +12,22 @@ import (
)
func createVolumeFile(fileName string, preallocate int64, memoryMapSizeMB uint32) (backend.BackendStorageFile, error) {
if preallocate > 0 {
glog.V(0).Infof("Preallocated disk space for %s is not supported", fileName)
}
if memoryMapSizeMB > 0 {
file, e := os_overloads.OpenFile(fileName, windows.O_RDWR|windows.O_CREAT, 0644, true)
return memory_map.NewMemoryMappedFile(file, memoryMapSizeMB), e
if e != nil {
return nil, e
}
return memory_map.NewMemoryMappedFile(file, memoryMapSizeMB), nil
} else {
file, e := os_overloads.OpenFile(fileName, windows.O_RDWR|windows.O_CREAT|windows.O_TRUNC, 0644, false)
return backend.NewDiskFile(file), e
if e != nil {
return nil, e
}
return backend.NewDiskFile(file), nil
}
}