nfs (Network File System) created by Sun Microsystems. NFS allows a client system to access network files as if local.

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NFS mount fails at boot time

I have the following in /etc/fstab on FreeBSD: venture:/usr/redacted /usr/local/redacted nfs rw 0 0 This fails during boot. However, after boot, the following command succeeds ...
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214 views

Writing a Linux file system for NFS

I want to write my own custom file system in Linux. Can I share it over standard NFS without making any changes to the local NFS server? If so what VFS APIs are required to be implemented by my file ...
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125 views

NFS configuration redhat6.3 64bit

I'm getting this error on the client: [root@localhost /]# mount -t nfs 192.168.18.144:/linuxcast-nfs /mnt/ mount: wrong fs type, bad option, bad superblock on 192.168.18.144:/linuxcast-nfs, ...
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1answer
154 views

What happens when I copy a file from one network location to another

Suppose I have three networked computers: A, B and C. A mounts a directory from B and from C. A/mnt/im-on-B/ A/mnt/im-on-C/ A then copies a file: cp /mnt/im-on-B/file ../im-on-C/ What happens ...
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912 views

Redhat: non-root user needs to copy files to a NFS share

Typically non-root users cannot mount directories. Running Redhat Have 6GB tar.gz (/dir/somefile.tar.gz) Need to move to a NFS share on another box (//somebox/somefolder/) We have no other access. ...
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279 views

Having owner access on files upon mounted NFS directory

I have a Linux RedHat server and a Solaris 10 client. I have mounted a directory which locates on the RedHat server, in the Solaris system with RW(read/write) option. I already have some directories ...
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160 views

How to add NFS options flag to anaconda?

These options work for Kickstart to load the install tree from NFS: The Fedora Kickstart documentation states nfs --server=nfsserver.example.com --dir=/tmp/install-tree ...
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3k views

NFS does not work. mount: wrong fs type, bad option, bad superblock

This is what I got on server: manuel@server ~ $ cat /etc/exports /var/share 192.168.178.20(rw, sync) manuel@server ~ $ cat /etc/hosts.allow portmap: 192.168.178.20 manuel@server /etc $ cat ...
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2answers
2k views

NFS connection refused

I want to set up a filesharing server with NFS. But when I want to show the conetnts of export I get this: manuel@server ~ $ showmount clnt_create: RPC: Port mapper failure - Unable to receive: errno ...
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1answer
223 views

Killed `rm` and `cp` on nfs share

I am just testing an rsnapshot installation on my laptop which should backup to a NAS mounted via nfs on my laptop. On one test rsnapshot died with a cp -al problem (i.e. a problem with hard links) ...
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2answers
1k views

How to exclude NFS directories with find?

I need to search for files that has no user OR no group. find / -nouser -o -nogroup I think this is OK. But, I don't want to search NFS shares. How can I exclude the NFS shares in the find ...
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1answer
100 views

What are processes “[123.45.78.901-ma]” on linux, where the number is an NFS server's IP address?

I am seeing processes on Linux with the name "[123.45.78.901-ma]", where the number is the IP address of our NFS server. Does anyone know what these processes are, where I can find out information ...
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1k views

Forcing Linux NFS client to reconnect to server after NFS is disconnected

Is there a way to force a Linux client to reconnect to a NFS server after it has lost its connection? The client eventually notices the server is back and resumes working just fine. I'm just ...
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2answers
1k views

Why do I get fsync() failed: Disk quota exceeded on my linux machine?

I get fsync() failed: Disk quota exceeded but when I use df -h and df -i there is enough space in all the folders. What can I do?
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198 views

Before mounting an NFS share, can the NFS client know if it's NFS v3 or v4?

The mount command in linux requires -t nfs4 in order to mount version 4 NFS shares, so I need to know beforehand which version it is.
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902 views

NFS sharing is read only

I have problem with NFS sharing. See my exports: /export 192.168.1.11(rw,fsid=0,insecure,no_subtree_check,sync) /export/share 192.168.1.12(rw,nohide,insecure,no_subtree_check,sync) From a client ...
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150 views

Can not mount NFS from server on local network

I set up my NFS server without doing any bigger changes in configuration files. After that I added these entries to /etc/exports(both paths are valid) on server(192.168.1.11): /export ...
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185 views

How do I ensure that only one instance of my ksh script runs on Solaris using NFS? [duplicate]

Possible Duplicate: What Unix commands can be used as a semaphore/lock? I have read many similar post and the solution seems to be to use flock. flock does not exist on my system and I ...
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2answers
541 views

NFS Mounting over WAN which ports

I have a NAS box setup at a different location than our company. The idea was to use it as offsite backup. When the NAS box was on our LAN we had no issues mounting the NFS shares. Once we moved it ...
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2answers
3k views

Mounting Directory - Connection Refused

I am trying to mount a Directory from my server to my local machine. This is because I want to edit the directory and execute the files without having the manually push the files to the server after ...
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1answer
2k views

autofs mounts not disconnecting after inactive

I have autofs installed on several linux servers that are connecting to central NFS server for the users /home directories. It works great when mounting the directories on login, but the mounts never ...
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1answer
702 views

NFS server causes high load even when idle

I have an Ubuntu (12.04) NFS server that has a high load (larger than 10) even when nothing is running. In detail, the storage is provided by an iSCSI device, on which I have 5 logical volumes (LVM) ...
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1answer
289 views

Can I export an NFS share with faked root privileges

I'm writing software for an embedded linux system and I'm using an NFS share as root directory. The root filesystem resides in /srv/nfs/rootfs, and it is exported using the following /etc/exports: ...
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914 views

umask is not working for directories

I have an odd problem with umask. My current setting is: $ umask 0022 $ umask -S u=rwx,g=rx,o=rx This only works for files though and not directories: $ touch abc $ ll abc 0 -rw-rw-rw- 1 user1 ...
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252 views

Transmission client can't access mounted NFS share

I set up transmission-daemon on my Scientific Linux 6.3 machine to download files to a mounted NFS share (mounted during boot via /etc/fstab). The directory that the NFS share is mounted to was ...
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1answer
973 views

How to correctly remove mountnfs from /etc/init.d/

Cleaning up the boot process of a Debian squeeze installation running on kernel 3.2.0-0.bpo.3-amd64, I spotted several mountnfs scripts in /etc/init.d/: # ls /etc/init.d/ | grep mountnfs ...
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1answer
3k views

Why can I not chmod a file?

[nathanb@ka /x/sim/nathanb/nbsim1] ls -al ,nvram -rw-r--r-- 1 root root 2097152 Jul 5 2011 ,nvram [nathanb@ka /x/sim/nathanb/nbsim1] sudo chmod a+w ,nvram chmod: changing permissions of ...
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94 views

Running rsync as a daemon for a local transfer

My coworker is trying to talk me into running rsync as a daemon on my EM server. I'm currently using rsync to copy a NFS share on my storage cluster to USB external drives so the data can be reviewed ...
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3answers
248 views

How can I view and play shared audio files through a network?

I've come up with a quick pet project (which might, maybe, even end up being useful at my home someday); the idea is to allow users of a Linux device (I'll call it A, and it'll probably be a small ...
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617 views

Can't read a file although it's in my group and permissions for group read are set

I encounter a strange problem on a unix/linux machine: I'm member of a group, let's call it group A and a certain file (which has a different owner) belongs to group A as well. The permissions of ...
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314 views

If symlink on NFS points to local disk, will advantage of local disk be lost?

I am working on a development network that uses NFS so that home directories etc can be accessed from any machine. However, NFS is occasionally flaky, causing slowdown/freezing of the machines. I am ...
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65 views

/ permissions on a linux filesystem

Does the / have permissions attached to it? If so what are they and what command do you run to find out? The reason why I ask this is to know weather a NFS mount reflect this if your export is set to ...
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2k views

How do I export a folder to a subnet using NFS in FreeBSD 9.0

The following NFS exports file does not work on FreeBSD 9.0. How should I be specifying that I wish to share with the whole subnet? mybox# cat /etc/exports /storage/build ...
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1answer
491 views

Automount not equivelent to mount?

I'm struggling to get automount to work as desired. If I run the following: sudo mount -t nfs server:/path/to/share /path/to/mount_point I get the mount appearing fine. However, if I add the ...
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2answers
5k views

Fast way to copy a large file on a LAN

I am having some trouble with NFS, and I'd like to try using just plain old TCP. I have no idea where to begin, though. Hardware-wise, I am using an ethernet crossover cable to network two netbooks. ...
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2answers
2k views

Why is Linux NFS server implemented in the kernel as opposed to userspace?

I was just wondering why the Linux NFS server is implemented in the kernel as opposed to a userspace application? I know a userspace NFS daemon exists, but it's not the standard method for providing ...
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2answers
642 views

What could cause a NAS mount to respond slowly?

I've a directory on a NAS mount (from NetApp), that contains ~6300 image files, total size of this directory is ~ 300 MB. I get two different performances of time ls: First time (or after waiting 5-7 ...
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1k views

Autofs doesn't mount shares on startup

I am using OpenSuSE 12.1 with homes shared through LDAP and NFS. ldap stores the maps. My problem is I can't have the shares mounted on boot. It's only working when restarting the autofs service ...
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2answers
5k views

How to properly export and import NFS shares that have subdirectories as mount points also?

Server A exports directory /srv via NFS with option nohide. A subdirectory within /srv, /srv/foo, is a mount point for another location on the NFS server using --bind option, like server# mount ...
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2answers
750 views

Network file sharing between Linux and OS X

I want to share a drive/folder over the internet from my Debian machine back home, such that I can mount it on my Macbook when I am on the move. Basically I want to store my music at home and just ...
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3answers
9k views

How to mount NFS 3 volumes on Fedora 17?

I installed the package nfs-utils and tried it via: # mount -t nfs server:/mnt /mnt mount.nfs: rpc.statd is not running but is required for remote locking. mount.nfs: Either use '-o nolock' to keep ...
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188 views

write file to NFS speed issue

I have a big data file need to write to NFS directory which is mapped under a Windows system. I had 2 different approaches to achieve this. I wrote (using the “save as” command) from the app directly ...
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1answer
141 views

Equivalent of nfsstat -m on older kernel

On my SLES 10, SLES 11, and CentOS 6 servers, I'm able to list information about each NFS mount via nfsstat -m, e.g.: /usr/local from nfssrv1:/vol/foo Flags: ...
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1answer
3k views

Logical volume missing after reboot

Centos- 6, LVM2 after a system hang and hard reboot. lvdisplay and lvscan return no volumes. It had volumes earlier...how to recover? there is data on LV (logical volume) - shared as NFS export.. ...
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2answers
865 views

NFS Option Reload without Service Restart

What do I need to do to change the RPCNFSDCOUNT setting without a full service restart? I need to reload the NFS configuration without restarting the service. The RPCNFSDCOUNT thread count is too low ...
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1answer
2k views

How can I do NFSv4 UID mapping across systems with UID mismatches?

I am working in a lab with three Ubuntu systems, and I would like to cross-mount some filesystems via NFS. However, while the systems have some of the same usernames, the UIDs and GIDs don't match, ...
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1answer
1k views

NFS different uig/gid on hosts

Scenario: There are different mappings of UIDs and GIDs between hosts that would like to have NFS share. Is there workaround without changing number mapping on hosts ? Example: Is there a way to ...
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2answers
2k views

How can I resolve a stale nfs handle?

I noticed once when I shut down my home server while my desktop was connected via NFS that I kept getting "stale NFS handle warning" when entering my home dir, this caused issues with some programs ...
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1answer
153 views

Moving Data From Old System to New System via NFS Mount

My old system was running RHEL 5,(systemold.blah.blah), and I wanted to update the server with as little downtime as possible, so I built out a new system (systemnew.blah.blah) and put RHEL 6 on it. ...
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247 views

Automount cdrom when accessed via NFS

I am currently running CentOS 5 on a server that has a built-in CDROM drive. I currently have a setup where /media/cdrom is automatically mounted by autofs as needed and I am exporting /media/cdrom ...