nfsrahead

man(5) nfsrahead man page man(5)

NAME

   nfsrahead - Configure the readahead for NFS mounts

SYNOPSIS

   nfsrahead [-F] [-d] <device>

DESCRIPTION

   nfsrahead  is a tool intended to be used with udev to set the read_ahead_kb parameter of NFS mounts, according to the configuration file (see CONFIGURATION). device is the device num
   ber for the NFS backing device as provided by the kernel.

OPTIONS

   -F     Send messages to stderr instead of syslog

   -d     Increase the debugging level.

CONFIGURATION

   nfsrahead is configured in /etc/nfs.conf, in the section titled nfsrahead.  It accepts the following configurations.

   nfs=<value>
          The readahead value applied to NFSv3 mounts.

   nfs4=<value>
          The readahead value applied to NFSv4 mounts.

   default=<value>
          The default configuration when none of the configurations above is set.

EXAMPLE CONFIGURATION

   [nfsrahead]
   nfs=15000              # readahead of 15000 for NFSv3 mounts
   nfs4=16000             # readahead of 16000 for NFSv4 mounts
   default=128            # default is 128

SEE ALSO

   mount.nfs(8), nfs(5), nfs.conf(5), udev(7), bcc-readahead(8)

BUGS

   No known bugs.

AUTHOR

   Thiago Rafael Becker <trbecker@gmail.com>

1.0 08 Mar 2022 man(5)