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

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1k views

Building NFS Server to be world writable

I'm trying to build an NFS server on my Raspberry Pi which will be writable by any server on the network. The NFS share is a directory on an external device mounted at boot: $ cat /etc/fstab proc ...
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3answers
818 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 ...
4
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1answer
106 views

What would cause NFS file move/delete operations to fail?

Sorry for the terribly vague question. I have a medium-to-large server that all of my engineering users are on. This is a 32-core, 256GB system hosting 19 Xvnc sessions plus the plethora of tools, ...
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0answers
28 views

Error mounting NFS unit between synology server and RaspberryPi client

I'm trying to mount an NFS (v4, or v3.. but get the same error...) from a Synology Server to a RaspberryPi client. But I get this error: mount -t nfs4 IP_address_of_server:/volume1/nfsnvf /mnt/nfsnvf ...
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2answers
660 views

NFS: mount.nfs: Protocol not supported

I want to mount the NFS share of a Zyxel NSA310s NAS. Showmount, called on the client machine, shows the share: $ showmount 10.0.0.100 -e Export list for 10.0.0.100: /i-data/7fd943bf/nfs/zyxelNFS * ...
2
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1answer
128 views

NFS root filesystem doesn't mount at boot

This is an embedded device with a custom kernel (see below for relevant config). It's an x86-32 machine booting like this: coreboot->uboot->linux. I can mount the NFS share in linux if I use ...
4
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3answers
5k 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 ...
0
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1answer
12 views

Permanently mount - Reboot currently stops

I am currently mounting my server using the following command. mount ip.ip.ip.ip:/home/backups /mnt/backups/ Every time the server reboots I have to add it again manually. How can I Permanently ...
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0answers
8 views

`vagrant up` dies in wait_for_communicator.rb:16:in `block in call'

I followed these steps including common advice to enable NFS in my vagrant-lxc setup for mediawiki-vagrant, but I'm getting stuck in this loop which ends with the lines below as I run REDIR_LOG=1 ...
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0answers
20 views

NIS client is not able to change password using yppasswd?

NIS Server - OpenSuse 12.1 NIS Clients - OpenSuse 13.2 At NIS Client: nisuser@opensuse13.2:~> yppasswd yppasswd is deprecated, use /usr/bin/passwd instead Changing password for nisuser. Old ...
32
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8answers
10k views

How to delete this undeletable directory?

I untarred a corrupt tar file, and managed to end up with some directory that I can not delete, If I try to delete it, it seems like it can not be found, but ls shows it's present, both with bash and ...
3
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1answer
53 views

Not able to cd into world-readable directory on NFS

There is a directory created by root, and I am not root user. But I am not able to do a cd into that directory in spite of having execute permission for others. Why so? Has the write permission on ...
2
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1answer
2k views

How do I change file/directory permission of a nfs mounted directory, so I access files as user?

On a Ubuntu computer I mounted a directory from another computer using the following line in the fstab: 12.34.56.78:/space/Images /mnt/space/images nfs rsize=16384,wsize=16384,rw,auto,nolock 0 0 ...
0
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3answers
679 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
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2answers
2k views

NFS partition mounted as read only

(Disclaimer: I've read "NFS sharing is read only" and I think it's not the same problem) I have just setup NFS on my raspberry (Raspbian) and I'm trying to access it from OSX. So far so good, I can ...
0
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1answer
59 views

What caused NFS filesystem to be mounted?

How do I find which script, configuration file, etc. mounted an NFS filesystem on my Linux server? I've looked through /etc/fstab, but it does not contain any nfs line; also I found nothing in ...
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2answers
905 views

md5 or sha1 while copying a file

Is there a way in any linux distro to perform a md5sum or sha1 check while the file is being transferred from a local partition to an NFS one? Example: I have a NFS mounted drive and a very big file ...
1
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1answer
20 views

nfsstat -s: What does sequence mean?

I am having a lot of trouble with my NFS v4 server running over infiniband (IPoIB), every time the load gets high, the nfs server locks up and I have to reboot the server to fix the problem. I get the ...
0
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1answer
260 views

NFS shared folder ownership does not change in guest OS in Vagrant

I have the following Vagrantfile: ... config.nfs.map_uid = 33 config.nfs.map_gid = 33 config.vm.synced_folder "/home/test", "/home/test", type: "nfs" ... After vagrant up /home/test folder ...
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0answers
83 views

Solaris 10 and 11 and nfs mountd port

On Linux and HP-UX it's easy to set mountd port by editing /etc/default/nfs or /etc/nfsmount.conf. On Solaris I tried to edit default/nfs but no success, and mountd uses random port. How to force ...
1
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1answer
20 views

How can I run a command on all cliennts at a time from the server that all are connected to NIS & NFS server?

NIS and NFS configured network. 1 NIS server, 1 NFS server, 50 NIS & NFS clients. OpenSUSE 13.2 Need to run a command on all clients from server machine. Command: an installation command on ...
3
votes
1answer
1k views

Proxmox Master Node crashes

I've inadvertently discovered a Proxmox bug. I run a personal cluster of 4 nodes (a technology lab for giggles and gags). Each node has a Dell Perc 5i and 4 HDDs in RAID 10. The standard Proxmox ...
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4answers
16k 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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1answer
1k views

Unable to mount root fs over NFS

I am attempting to set up the first (of many) Raspberry Pis running Pidora (a Fedora Remix) to boot from an NFS share. It is my goal to eventually place a dozen or more Raspberry Pis in the datacenter ...
2
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1answer
42 views

How to figure out which network interface is used by NFS on Solaris 10?

I have a server with 8 network interfaces configured. From it, I share some directories and export nfs mounts to other servers. My question is how do I figure out which of the 8 interfaces is used ...
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1answer
77 views

Permission denied when trying to access mounted windows NFS

Full disclosure: I'm a complete noob with NFS and have very little idea what I'm doing. After hours of googling, I ended up here. I am trying to mount an NFS folder that I have set up on a WIN08 ...
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2answers
1k views

Mount windows share

I've just literally spent about 2 hours trying to simply mount a windows share on linux. Mounting with cifs causes deadly hangs as discussed here. So I tried to mount via nfs as discussed in this ...
0
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1answer
27 views

NFSv4 User Mapping Problems

I want to switch from NFSv3 to NFSv4 and have a problem with NFSv4 user mapping because on some systems well known uids have been assigned to normal users. For a description of the setup please see ...
2
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1answer
31 views

How does file system permission behave on different systems sharing an NFS export?

I'm familiar with how Linux permissions work on a single machine, but what happens when a directory is shared (specifically via NFS)? Also, what happens when two users are seemingly the same (same ...
0
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1answer
33 views

File Server on High Availability (HA) Setup for LAMP?

I'm not sure what is the most proper way (industrial standard) to setup the High Availability servers (especially for LAMP Stack). Lets say i have: 2 Load-balanced Web Servers (Apaches) Question: ...
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0answers
30 views

Copying files between /shares?

I have this Seagate NAS with SSH enabled, I need to copy all data from shares to one share and then zip it, so let's say it looks like this: Share 1 Share 2 Share 3 -> Share backup Share 5 Share ...
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0answers
28 views

Bad DRBD Performance

I am going currently going nuts because of slow DRBD performance and after many hours trying different parameters I cannot find the problem here. I hope someone is able to help. Regardless of how I ...
1
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1answer
21 views

nfs-kernel-server starts too early

I have an RPI-based NFS server with an external USB hard disk. After a recent upgrade to Raspbian 8.0 and systemd I noticed that now nfs-kernel-server seems to be starting before all file systems on ...
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23 views

linux nfs, is possible to forbid anonymous access?

Is possible on linux to forbid anonymous access to a share nfs? A line like this /export 192.168.0.0/24(rw,fsid=0,no_subtree_check,anonuid=99) /export/share ...
6
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2answers
225 views

reinit NFS client without restart

I have been working on my server, from which I export one directory using NFS. Of course over the week or so of server reboots, I multiple times forgot to umount the export filesystem in my ...
1
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1answer
408 views

Cannot start NFS in Centos 7

I can't start an NFS server in CentOS7. The packages downloaded: yum -y install nfs-utils yum -y install nfs-utils-lib Enable/start services systemctl enable/start rpcbind systemctl enable/start ...
0
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1answer
25 views

Disk mount on a linux VM , mounted elsewhere

Hi I am using a slightly unnecessary(maybe?) kind of a set up ... A debian build_VM The build_VM ran out of space so I formatted and mounted a disk on to the build_VM But before mounting the ...
2
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3answers
2k views

How to determine what filesystem a directory exists on?

I have an NFS share which is shared across about two other machines. I recently realized that one of the servers isn't sharing the directory and is keeping files all for itself. Is there a way to see ...
3
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2answers
480 views

NFS mount properties (options) in FreeBSD

I am trying to determine how to examine the actual properties of an NFS mount in FreeBSD. In CentOS (6.4 tested) one can cat /proc/mounts or execute nfsstat -m to determine all of the mount ...
3
votes
1answer
43 views

Passing automount options in FreeBSD

I seem to be unable to automount nfsv4 shares in FreeBSD 10.1. All of my mounting information is stored in an LDAP database and the shares are on a NFSv4 server. I've gotten the mapping right so ...
0
votes
2answers
25 views

NFS Share with Custom Interface

I have 4 NIC in my server: eth0, eth1, eth2, eth3. It's a storage server with several disks. I have three Volume Groups: vg_share1, vg_share2, vg_share3. I want to share these Volume Groups with ...
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0answers
24 views

Find amount of IO occurring over various NFS mounts

When I run netstat | grep nfs, I get the currently mounted nfs connections for a given host in a cluster. If there is massive io happening over 1 (or 2) of the connections, how can I monitor this? Is ...
40
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11answers
23k views

Correct locking in shell scripts?

Sometimes you have to make sure that only one instance of a shell script is running at the same time. For example a cron job which is executed via crond that does not provide locking on its own (e.g. ...
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0answers
22 views

Linux NFS server with two network connections to three systems

I am setting up two new VMWare hosts and will also be adding a Linux (Probably Ubuntu but maybe CentOS) NFS Storage server as the shared storage for these hosts. I would like to connect them directly ...
0
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0answers
20 views

Is there any way to decrypt/read /var/nfs/v4_state logs?

Right at the time our NFS server (Solaris) had an outage lasting a couple of minutes, 3 files popped up in the NFS file server's /var/nfs/v4_state directory. If I cat them, I get a few bits of ...
0
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1answer
709 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 ...
2
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1answer
6k views

NFS Mounting Error

From ServerA I shared directory /u001/app/oracle/FolderA and trying to mount this on SeverB under /media Contents of ServerA /etc/exports file /u001/app/oracle/FolderA ServerB(rw,sync) When I ...
3
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2answers
57 views

Can an NFS stale file handle persist for 2 complete days without any sign?

I have my home directory on an NFS file server, our IT team has moved to another server one week ago. Before the move, I killed all my processes with killall -u my_user_name. After the move, I was ...
7
votes
2answers
13k views

Is there a command which will force Linux to flush cache of one file on an NFS share?

Related to this question on StackOverflow, I am wondering if there is a way for me to flush the NFS cache / force Linux to see the most up-to-date copy of a file that's on an NFS share. I have a ...
2
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1answer
82 views

NFS permission problem with secondary groups

I have a server running Debian 7 that exports an NFSv3 share, and a client running Centos 5 that accesses it. This works fine, except for one issue with permissions based on non-primary groups. When ...