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| author | Jeff Layton <jlayton@redhat.com> | 2012-04-26 11:59:00 -0400 |
|---|---|---|
| committer | Steve Dickson <steved@redhat.com> | 2012-04-26 13:25:05 -0400 |
| commit | fd293ed96c7575a3594f258452161b87c524796e (patch) | |
| tree | 549ef4505dd4e1e77dd24139aa0b52bd1ef6e6f7 | |
| parent | 59e576a6974c502a181147414cbe5370bf3f670f (diff) | |
| download | nfs-utils-fd293ed96c7575a3594f258452161b87c524796e.tar.gz nfs-utils-fd293ed96c7575a3594f258452161b87c524796e.tar.xz nfs-utils-fd293ed96c7575a3594f258452161b87c524796e.zip | |
nfsdcld: update the README
Add info to the README about when this daemon should be started, and
its build and runtime requirements.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve Dickson <steved@redhat.com>
| -rw-r--r-- | README | 25 |
1 files changed, 23 insertions, 2 deletions
@@ -15,6 +15,8 @@ libraries. They are available from http://www.citi.umich.edu/projects/nfsv4/linux/libnfsidmap/ Otherwise use --disable-nfsv4 +To use the nfsdcld tracking daemon, nfsv4 support must be enabled, +and the libsqlite3 development libraries must be installed. 1. COMPILING @@ -106,12 +108,31 @@ scripts can be written to work correctly. the lock. rpc.statd is only needed for NFSv2 and NFSv3 support. - E/ rpc.nfsd + E/ nfsdcld + This daemon is only needed on kernels that support the nfsdcld + upcall, and only if the legacy client ID tracking isn't used. It + is also not needed if the server does not support NFSv4. + + To determine whether you need this or not, do the following: + + # cat /proc/fs/nfsd/versions + + That should yield a list of NFS versions that this kernel supports, + if "4" or later is not in that list, or they are prefixed with a "-" + then you don't need to run this daemon. Next: + + # cat /proc/fs/nfsd/nfsv4recoverydir + + If that file is not present, or the directory that the above command + outputs is not present, then this daemon is required in order to + support lock recovery by the clients when the server reboots. + + F/ rpc.nfsd Starting nfsd will automatically start lockd. The nfs server will now be fully active and respond to any requests from clients. - F/ sm-notify + G/ sm-notify This will notify any client which might have locks from before a reboot to try to reclaim their locks. This should start immediately after rpc.nfsd is started so that clients have a |