Network File System (NFS) is a network file system protocol originally developed by Sun Micro systems in 1984, allowing a user on a client computer to access files over a network in a manner similar to how local storage is accessed. NFS, like many other protocols, builds on the Open Network ...

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18 views

Windows Server 2008 remote folder or drive sharing [on hold]

So I have a Windows Server 2008 R2 machine in a remote datacenter. I would like to setup folder or drive sharing from the Windows server to multiple Windows clients. I was able to find some articles ...
1
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44 views
+50

NFS Caching Issue

We are having an issue that happens intermittently during a code deployment. NFS caches the files as they are read, but if a file is read during a code deploy it stays in a dirty state as if the file ...
0
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0answers
22 views

Mount NFS share and symlink it to a directory using non-Administrator account

I'm on Windows 8.1 Enterprise and what I'm trying to do is to have a python script that will: Mount an NFS share for the current user Create a symlink in the current working directory to a drive ...
0
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0answers
4 views

Building NFS Server to be world writable [migrated]

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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1answer
48 views

Shared /home with NFS: chown /home/userdir to a user that doesn't exist on the server

Let's say I have a NFS /home on my server that gets mounted on boot by clients (EDIT: on their own machines -- locally), in order to have a common /home for my clients, this way they automatically ...
0
votes
1answer
36 views

NFS permissions on a directory

I feel stupid not knowing this, but alas, I need to ask. I have a few directories being automounted via NFS on my CentOS boxes. Source is a Dell NAS or Openfiler (which we are working on migrating ...
0
votes
1answer
59 views

NFS lock not working properly

I'm getting the following error on an oracle database. ORA-27086: unable to lock file - already in use It tries to lock a file that resides in an NFS mount. The NFS is on a loopback setup (long ...
0
votes
1answer
181 views

Since Upgrading NFS and Ubuntu to 14.04, All NFS Mounts Are Failing

Since upgrading my Ubuntu Machine, all my NFS mounts are hanging. I checked the syslog, and I'm seeing this now: Sep 29 04:29:10 ip-10-10-10-10 kernel: [ 9589.594814] RPC: AUTH_GSS upcall failed. ...
0
votes
2answers
48 views

EC2 autoscalling and code deployments

I'm just starting with EC2 load balancer and trying to implement autos-calling and fault-tolerance. The database is hosted in RDS, sessions are shared, files are shared using S3. I can't seem to ...
5
votes
3answers
69 views

Shared Disk in modern data center (SAN, virtualization, etc)

I'm a developer...treading here on foreign terrain. Please pardon any naivete. I work on an application that stores data both in a database and the filesystem. Context: Clustering and Network ...
0
votes
0answers
28 views

Is it possible to make the NFS server and client work in single threaded mode?

Do we have any configuration file, so that it might be possible to make the NFS server and the client to work in single threaded mode ?
4
votes
5answers
215 views

Requests take a really long time from certain ISP

We have an Apache server with PHP running on a virtual machine. Document roots are inside the users' home folders (/home/users/{first letter}/{username}/), and /home/users/ is mounted over NFS. It ...
1
vote
1answer
30 views

Combining two conditions for configuring NFS Server

Linux newbie here! Having a bit of trouble with writing the NFS config. I want to allow /directory/somedirectory to be accessed (read/write permission) to users that are part of 'group1' AND are also ...
0
votes
1answer
64 views

External HDD ESXi VM Snapshot backups

I have a couple of ESXi hosts running a few servers on each and would like to backup to my external drive plugged into one of my hosts. I have setup ghettoVCB scripts on each host with a list of my ...
0
votes
1answer
27 views

How to use LWRP on in AWS OpsWorks?

Ohai, ist there a way to use LWRP for Chef on AWS OpsWorks? How else would I execute this: nfs_export "/exports" do network '10.0.0.0/8' writeable false sync true options ['no_root_squash'] ...
1
vote
0answers
64 views

LDAP authentication, pam_mkhomedir and NFS automounted homes

We currently have a setup (running on Ubuntu 12.04.5 LTS) with mixed LDAP/NIS authentication and automounted home directories from several servers (with the auto.home map distributed over NIS). ...
2
votes
0answers
22 views

Setting quotas from a Linux client on a SmartOS (OpenSolaris) based ZFS server

I have a SmartOS (an OS based on OpenSolaris) server running a few virtual machines. One of the ZFS volumes is shared as an NFS volume and mounted on one of the VMs which is running Debian wheezy. ...
1
vote
1answer
81 views

NFS client does not pick up server after restart

EDIT : To summarize the issue, this is a problem with the NFS server changing IP address and the NFS clients not picking up the new address. I can see via tcpdump that the client still tries to ...
0
votes
0answers
129 views

Can’t mount NFS share from linux server on windows

There is a linux server supporting NFS v3 and 4, and a virtual machine with WinXP running a client service for NFS. XP can ping the server, but cannot mount NFS shares. From /etc/exports: ...
0
votes
0answers
85 views

NFS Synology NAS share serves wrong permissions

We have this really weird issue where the permissions on a file on an NFS share show unix permissions of 000 until I stat the directory that the file is in. For instance, if I run: while true do ...
0
votes
0answers
45 views

LDAP user's NFS files are mapped to nogroup (user ID mapped correctly)

In my office environment, I have set up multiple Ubuntu machines with LDAP authentication using the LDAP & NFSv4 server hostS. The LDAP/NFS server hostS exports the /home directory for all users ...
4
votes
1answer
137 views

File is different when read from NFS server

So I have a backup server we've been using for some time, it's a FreeBSD server running zfs and serving it over NFS. The export is simple: /backup/vm -maproot=root -alldirs. If relevant, that was ...
0
votes
0answers
18 views

Avoid client keytab with Kerberized NFSv4

I would like to setup a Kerberized NFSv4 server such that clients do not need a keytab to mount a volume (but such that users get their privileges according to their Kerberos ticket as usual). Is it ...
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votes
1answer
40 views

How to share my linux folder with mac mini over nfs [closed]

I tried to mount using following command after exporting the folder in linux source machine ( NFS server) . sudo mount -t nfs -o resvport,rw 192.168.12.10:/home/pavunkumar /private/nfs It is ...
0
votes
0answers
41 views

“Unstable” NFS mount point

I've posted that on StackOverflow and I've been advised to move it here. Sorry for that. First of all, this is the first time I'm posting a question on ServerFault, so please don't kill me if I've ...
0
votes
0answers
19 views

Want to route NFS response via an interface. What will the source ip of the packets being sent out?

The NFS server is listening on an interface for a new connection, once a new TCP connection is established the NFS operation is carried out. I'd like to send this NFS response via a different ...
0
votes
1answer
27 views

install in nfs shared directory

I have a NFS Ubuntu server and have shared /opt directory among all clients. I want to install packages in /opt directory so that I dont have to install it in all clients. So what I did was download ...
0
votes
1answer
61 views

Sudo keeps asking for password on / mounted over NFS

I have a diskless server booting Ubuntu 14.04 with / taken from NFS. I use nfs-kernel-server. I have some strange behaviour of sudo and locate. sudo keeps asking for passwords despite the Defaults ...
0
votes
0answers
116 views

Nodes crash with kernel panic due to some bugs in autofs4 module

Recently, my computing nodes started to crash very often. In a pool of ~100 nodes running Ubuntu 12.04 for scientific computing, a machine dies every hour with the following kernel panic message: ...
1
vote
2answers
129 views

Linux NFS hangs after about 15 minutes

I'm somewhat new when it comes to administering Linux and NFS, so please bear with me. We are trying to setup a small cluster at work. Currently the system is just 2 DELL high-end workstations, ...
1
vote
2answers
49 views

Setting up a multi-host SAN

I'm looking for some advice on setting-up multi-host I/O access on our SAN: I have a blade enclosure (PowerEdge1000e) containing an Equallogic PS-M4110 storage blade with a single RAID6 volume ...
0
votes
1answer
305 views

Amazon Linux AMI for NFS between multiple EC2 servers

So I've been trying to create a Dropbox like system to allow multiple EC2 instances to work with the same files. I'm writing the programs that actually modify the files myself, and I'm not worried ...
1
vote
0answers
179 views

Proxmox - backup OpenVZ on NFS

I'm using Proxmox 3.2 with OpenVZ containers and I'm trying to setup a backup system for my 2 nodes cluster. I created a NFS share on a Debian 7.5 server (not under Proxmox, and not inside the ...
0
votes
1answer
682 views

“Stale NFS file handle” after reboot

On the server node, it is possible to access an exported folder. However, after reboots (both server and client), the folder is no longer accessible from the clients. On server # ls /data Folder1 ...
0
votes
0answers
10 views

NFS client replaces some remote folders with local folders

I am not sure if the title is descriptive enough, but I did my best to explain the problem. I have an Ubuntu 12.04 NFS server sharing home folder of user MyUser as /home/MyUser I also have a client ...
0
votes
0answers
14 views

<Directory /> doesn't (always) apply its settings to NFS-mounted home directories

Two different machines, a production and a test machine, are running CentOS 6, with the CentOS Apache package installed, and both version 2.2.15. The configuration on the test machine is an exact ...
0
votes
1answer
92 views

Mounted gluster volume only accessible by root

I have a 2-node cluster with each node having two HDDs. The home directory of mpiuser is shared between the nodes via NFS(Used guide here). The 2nd HDD of each node was used to create a gluster ...
0
votes
0answers
31 views

getting rid of unused listening ports (kernel)

As a follow-up on this question, I have that issue (ports that are reported listening in netstat, but have no process linked to it) and it's the nlockmgr that's actually using these ports according to ...
1
vote
1answer
54 views

Poor performance executing “cp -al” over a NFS export

I am in the process of implementing a backup of a WD My Book Live Duo. This device is configured with software RAID0. The backup source directory is the root of the device, and the destination is a ...
0
votes
0answers
19 views

How to make shared space from HDDs of nodes in a cluster?

I have a 2-node cluster with each node having two HDDs. I want make a scratch space common to both nodes using the second HDD of each cluster. I mounted the 2nd HDD of master node as /home and have an ...
18
votes
2answers
407 views

An unknown tool is wiping our Virtual Machines and we can't ID it

A console view of a Windows 2008 R2 VM, on vSphere is showing the following screen: "Operation 2 of 2" "Wiping disk" Can someone advise on what this program is? Some information on this mystery: ...
0
votes
0answers
45 views

Why does samba include seemingly bogus “supplementary groups”?

Our environment is subject to the "16 group limit" with Samba. We are using Samba version 3.6.12. Basically if a user is in more than 16 groups, the whole system gets hosed and things go haywire. ...
0
votes
0answers
70 views

Why are server side permissions on an NFS share changed when mounting from Windows 2008 R2 per Folder Redirection?

I have a CentOS server, that exports its /home directory through NFS. Another CentOS client machine is mounting these just fine, and using the exported home as its own home directory. Its /etc/exports ...
1
vote
0answers
394 views

“The volume for a file has been externally altered …” and setting file sizes on write to NFS from Windows

I have set up NFS access to HDFS. I can connect to the default root share from both Windows and Linux clients and all clients can read from the share. Writing from the Linux client is also ok. When ...
0
votes
1answer
37 views

Process can't see recently created symlink on NFS

I have a small amount of old ubuntu desktops connected by a switch acting as a mini test cluster. The workers take commands from a master node via the SLURM queue manager. They share a data mount and ...
0
votes
2answers
168 views

ec2 systemd unable to mount nfs on boot and it times out

I'm running latest version of Red Hat Enterprise Linux Server release 7.0 (Maipo): [root@ip-10-184-161-46 ~]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.0 (Maipo) ...
0
votes
1answer
186 views

Linux NFS mounted Windows network share

I am setting up a new box (Ubuntu 12.04 LTS) to play with and I mounted (via mount.cifs) a windows network share at /mnt/common. Also added the lines to fstab, mounts just fine at boot time. Now when ...
1
vote
0answers
284 views

Mounting NFS with sync option but without noac option

When I mount using the sync option: sudo mount -o vers=4,soft,sync,sec=none -t nfs 192.168.1.198:/js.js /mnt/self the sync option doesn't seem to get applied: $ cat /proc/mounts | grep nfs ...
0
votes
1answer
178 views

FreeBSD 10: NFS unable to export folder

I am unable to export a folder using NFS. /etc/exports /storage/test -maproot=nobody client /storage/test1 -ro -maproot=nobody client /storage/test2 -ro -maproot=nobody client The first folder ...
0
votes
0answers
48 views

NFS clients seeing stale state

I have a server exporting partition as: /data/foo *.example.com(rw,sync,all_squash,anonuid=502,anongid=502,subtree_check) ... and client mounting it as: myhost:/data/foo /home/myuser/foo ...