NFS asynchronous I/O server
utility controls the maximum number of
kernel processes which run on an NFS
client machine to service asynchronous I/O requests to its server. Having
kernel processes improves performance but
is not required for correct operation.
The option is as follows:
- Specify how many processes are permitted to be
Without an option, nfsiod
displays the current
settings. A client should allow enough number of processes to handle its
maximum level of concurrency, typically four to six.
detects that the running kernel does not
include NFS support, it will attempt to load a kernel module containing NFS
code, using kldload(2)
. If this fails, or no NFS
module was available, nfsiod
exits with an error.
utility exits 0 on success,
and >0 if an error occurs.
utility first appeared in
Starting with FreeBSD 5.0
, the utility no longer starts
daemons, but only serves as a vfs loader and