nfs (Network File System) created by Sun Microsystems. NFS allows a client system to access network files as if local.
3
votes
1answer
44 views
+50
GDM hangs when home directory is inaccessible
I have setup a OpenSUSE 12.3 workstation with SSO through KRB5 and LDAP.
This works pretty smoothly up to the point where GDM isn't very happy about that fact that it cannot access user's home ...
0
votes
1answer
42 views
NFS server on qemu guest
I need to know how I can mount block devices, placed on a qemu guest system, from host. So in this case we have NFS server placed on guest system and NFS client on the host's side.
There are a lot ...
3
votes
2answers
50 views
Default directory permissions over NFS
I have two servers, client and server in fairly obvious roles: server hosts the NFS share and client has it mounted. There is a shared group among several users on client called shared which also ...
0
votes
1answer
54 views
SSH connections not accepted after configuring NFS?
I have a couple of servers in a VPC in Amazon EC2. One of them acts as a NFS server, and one of them as a client.
I recently noticed a problem in the client that after a reboot, it would reject all ...
3
votes
1answer
98 views
Debian: Mounting NFS Volume at boot with fstab not working, How to change when this is attempted on boot
So there are a bunch of NICs and vlans on the server and after adding the last ones the auto mount of a network volume is not working. I can do it all right if i SSH in and use mount however it doesnt ...
0
votes
1answer
193 views
Transfer 150GB of files from an old MacBook Pro with Ubuntu 13.04 Live DVD
My girlfriend's old MacBook Pro 2009 (5,4) stopped working. I have tried several times to reinstall OS X, but could not do so. There appears to be something really really wrong with the OS.
Since she ...
3
votes
1answer
46 views
Why do the nfs4 tutorials recommend to bind mount sub directories
All NFS4 tutorials I have encountered so far recommend bind mounting real directories into the export root. Is this a technical necessity? If I had a directory that's only meant to be exported, is it ...
1
vote
1answer
56 views
No lockfile creation in NFS setup
I recently set up a new fileserver for our research group. The old one was running SuSE linux and, although small harddrives and a slow machine, worked fine. The clients are mostly Gentoo machines ...
2
votes
1answer
64 views
Error while mounting directory from host via NFS
I've been looking around the site but I couldn't find anyone with the same problem.
On VirtualBox, I have a machine with IP *.28 and another one with IP *.20.
The latter should mount a directory ...
0
votes
0answers
106 views
NFS server optimization for maximum performance
I'm looking for maximum of performance for a NFS mount.
I'm on local network, it could be completly unsecure, the performance is the most important in my case.
What I already found :
In /etc/export ...
4
votes
1answer
61 views
how to prevent reboot being stopped by nfsmount?
I can't imagine there isn't a simple strategy to solve this issue of stale nfs handles preventing a machine from shutting down normally, but I'm not sure what that would be. It's pretty annoying to ...
0
votes
1answer
132 views
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
...
0
votes
2answers
124 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 ...
0
votes
1answer
60 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,
...
1
vote
1answer
57 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 ...
1
vote
2answers
269 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. ...
1
vote
1answer
70 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 ...
0
votes
1answer
80 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 ...
2
votes
1answer
309 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 ...
1
vote
1answer
345 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 ...
1
vote
1answer
107 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) ...
3
votes
2answers
172 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 ...
2
votes
1answer
64 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 ...
6
votes
1answer
195 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 ...
2
votes
2answers
196 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?
1
vote
1answer
101 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.
1
vote
0answers
126 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 ...
0
votes
1answer
81 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 ...
1
vote
1answer
110 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 ...
1
vote
2answers
196 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 ...
1
vote
2answers
199 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 ...
4
votes
1answer
307 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 ...
4
votes
1answer
369 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) ...
1
vote
1answer
137 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:
...
0
votes
4answers
272 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 ...
-1
votes
3answers
515 views
What is the best File system for NFS? [closed]
I'm looking for a File System that handle intensive IO so NFS can serve mounting /home for multiple(<50) users.
Actually we do ext3 over NFS, but perfs are not good.
I Already read this1 (NFS ...
1
vote
0answers
120 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 ...
1
vote
1answer
497 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
...
2
votes
1answer
1k 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 ...
1
vote
0answers
64 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 ...
1
vote
3answers
167 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 ...
4
votes
3answers
168 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 ...
2
votes
2answers
211 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 ...
0
votes
1answer
64 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 ...
3
votes
3answers
532 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 ...
5
votes
1answer
250 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 ...
2
votes
2answers
2k 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.
...
7
votes
2answers
925 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 ...
2
votes
1answer
365 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 ...
3
votes
0answers
845 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 ...
