org.apache.ignite.internal.processors.compress

Interface NativeFileSystemLinux.LinuxNativeLibC

Enclosing class:

NativeFileSystemLinux

public static interface NativeFileSystemLinux.LinuxNativeLibC

Method Summary

Modifier and Type	Method and Description
int	fallocate(int fd, int mode, long off, long len) Allows the caller to directly manipulate the allocated disk space for the file referred to by fd for the byte range starting at off offset and continuing for len bytes.

Method Detail

fallocate

int fallocate(int fd,
              int mode,
              long off,
              long len)

Allows the caller to directly manipulate the allocated disk space for the file referred to by fd for the byte range starting at off offset and continuing for len bytes.

Parameters:

fd - file descriptor.

mode - determines the operation to be performed on the given range.

off - required position offset.

len - required length.

Returns:

On success, fallocate() returns zero. On error, -1 is returned and errno is set to indicate the error.