nfs (Network File System) created by Sun Microsystems. NFS allows a client system to access network files as if local.
2
votes
1answer
59 views
NFS permission denied
When I configure NFS and create a file on the client NFS shared dir, I get the following message: permission denied.
My configuration:
configuration nfs server
...
1
vote
1answer
37 views
wheezy: nis/autofs doesn't work
I have a few computers with debian lenny on them.
One of them has a nis server: 193.167.1.75
I can automount my home directory when I log in:
>ssh 193.167.1.80 -l myuser
>pwd
/home/nis/myuser
...
3
votes
1answer
25 views
NFS does not store tails of files when program crashes
Program is running in parallel on multiple processors and is writing logs to a central host via NFS under RH7.3 or SUSE 11.3. If program crashes or hangs then tails of log files are lost and we lack ...
2
votes
1answer
32 views
Keeping track of files that are currently growing
I have a local filesystem which is exported rw with nfs (very big xfs partition).
Somewhere (I cannot determine who or what remote process) files are being written, created new or updated appending ...
3
votes
2answers
46 views
Test if a file is on NFS?
Is there a simple test to determine if a file is on an NFS mount? (Or maybe more generally, what type of filesystem a file lives on?) I am imagining some ugly prefix matching against fstab...
1
vote
3answers
30 views
NFS server dropped connection momentarily, now df, ls, and umount all hang
I have this fstab entry:
machine.local:/srv/files /res/files nfs defaults 0 0
It was working great until machine.local dropped the connection momentarily. Now, the share isn't accessible. df, ...
1
vote
1answer
41 views
Changing permissions on an NFS mount + sharing directories with a guest VM
I'm building a development environment where folders from a host environment (OSX) are mounted in VirtualBox VMs running Ubuntu guests.
Our experience is that straightforward VirtualBox shared ...
3
votes
1answer
39 views
How can a non-root user check if a FS has been exported to a server?
Consider I am on server1 logged in as a non-root user. How do I check if a NAS FS has been exported onto the server SERVER1?
I have already tried the below commands.
bash-3.2$ dfshares SERVER1
nfs ...
1
vote
1answer
48 views
High availibility setup with NFS
Web hosting HA setup
I have 5 servers:
Server-1: Webhosting Controlpanel (192.168.1.1)
Server-2: Load balancer [Haproxy] (Public IP:192.168.1.2 and
Virtual IP:192.168.1.3)
...
0
votes
1answer
49 views
mount Linux NFS. rpc.statd is not running
I have Ubuntu 12.04 as the NFS server. The clients are Linux. My /etc/exports file has 1 line,
/folderToExport *(rw,async,no_subtree_check)
/etc/init.d/nfs-kernel-server status shows that the ...
4
votes
3answers
178 views
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
54 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
73 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
66 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
203 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
252 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
58 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
72 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
81 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
138 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
74 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
163 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
140 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
71 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,
...
2
votes
1answer
62 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
313 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
81 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
86 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
385 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
510 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
121 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
240 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
66 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
231 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
237 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
108 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
197 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
82 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
125 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
236 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
282 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
418 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
398 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
151 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
328 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
598 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
126 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
564 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
68 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 ...
