Get file system statistics

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eio_statvfs ( string $path , int $pri , callable $callback [, mixed $data ] ) : resource

eio_statvfs() returns file system statistics information in result argument of callback

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path

Pathname of any file within the mounted file system

pri

��ȼ��EIO_PRI_DEFAULT��EIO_PRI_MIN��EIO_PRI_MAX �� NULL�� NULL��pri ��Ϊ EIO_PRI_DEFAULT��

callback

callback ��ʱ��á��Ӧƥ��һ��ԭ�ͣ�


void callback(mixed $data, int $result[, resource $req]);

data: ��ݸ��û��ݡ�
result: ��Ľ��ֵ��ͨ��Ӧ��ϵͳ��÷��ص�ֵ��
req: ��ѡ��Դ��ɱ� eio_get_last_error() ֮��ĺ��ʹ�á�

data

Arbitrary variable passed to callback.

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eio_statvfs() returns request resource on success or FALSE on error. On success assigns result argument of callback to an array.

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Example #1 eio_statvfs() example


<?php
$tmp_filename = '/tmp/eio-file.tmp';
touch($tmp_filename);

function my_statvfs_callback($data, $result) {
    var_dump($data);
    var_dump($result);

 @unlink($data);
}

eio_statvfs($tmp_filename, EIO_PRI_DEFAULT, "my_statvfs_callback", $tmp_filename);
eio_event_loop();
?>

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string(17) "/tmp/eio-file.tmp"
array(11) {
  ["f_bsize"]=>
  int(4096)
  ["f_frsize"]=>
  int(4096)
  ["f_blocks"]=>
  int(262144)
  ["f_bfree"]=>
  int(262111)
  ["f_bavail"]=>
  int(262111)
  ["f_files"]=>
  int(1540815)
  ["f_ffree"]=>
  int(1540743)
  ["f_favail"]=>
  int(1540743)
  ["f_fsid"]=>
  int(0)
  ["f_flag"]=>
  int(4102)
  ["f_namemax"]=>
  int(255)
}

eio_statvfs

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