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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MySQL, NFS and symbolic links

I have been migrating an older server running apache2 + mysql under ubuntu to a new server running debian (wheezy). The migration works fine while the databases are storted localy (in our case ...
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15 views

Circular directory structure

I'm having an issue with a circular directory structure warning produced by du and find on my CentOS servers. I have two FreeNAS servers exporting several datasets via NFS which are mounted on the ...
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12 views

OpenNebula glusterfs cannot create on volume

I try to create a VM on my gluster volume, it fails with the following message: Wed May 20 20:37:30 2015 [Z0][DiM][I]: New VM state is ACTIVE. Wed May 20 20:37:30 2015 [Z0][LCM][I]: New VM state is ...
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14 views

Enable chown for a single host on an NFS export

Current NAS export I have a ReadNAS 4200, which I have root access to, which has the following /etc/exports file: "/Data" *(insecure,insecure_locks,rw,async) What my configuration doesn't allow ...
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1answer
53 views

Testing failover scenarios on nfs

I'd like to know what happens to connections when nfs is failed over to another server (drbd). If I have a file open in vim, it will lock up I think only sometimes come back.. after a long while? ...
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32 views

Is it possible to configure windows 7 x64 machine as a NFS server? [on hold]

Aim: I want to mount a windows directory with read only permissions on linux machine without typing in windows credentials. I know it's risky but I am not concerned about the security here since both ...
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1answer
20 views

HA NFS with single primary DRBD

What is the basic process behind high availability nfs over 2 servers? Let's say that I'm using heartbeat to fail over a floating IP between the 2. I then have a third party server that mounts an nfs ...
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2answers
34 views

is it possible to combine files system from different servers and present it as one?

I have 3 physical servers (server01, server02 and server03) and local storage. I've created /app file system on all of three servers and mounted the storage there. I need to be able to combine /app ...
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2answers
32 views

Mount two nfs's shares from different storage over the same directory on linux

I have a set of 4 Linux web servers on cluster all of them have the same mount point: /folder This /folder is a NFS mount share over a NAS but is full and no more luns/disk are available to expand ...
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17 views

NFS client, ZFS Server ZoL: cat to changed file ends with not found

We get in trouble since an update from our clients from Ubuntu 12.04 to Ubuntu 14.04. The behavior: On client A I change an existing file foo on a nfs share. On client B I do a cat foo. 1st time ...
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2answers
22 views

awstats server in dynamic infrastructure

I have a linux server dedicated to awstats. This server hosts awstats application and generate/publish statistics for several websites hosted by several webservers deployed in my infrastructure. In ...
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15 views

How to solve nsf-common related error when install zsh in ubuntu? [migrated]

Everytime I install some kind of package, at the last phase, apt-get install could return a common-nfs related error. Why the installation can't be done without this error? detailed pastebin here ...
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37 views

Create and Manage Windows NFS Shares for Linux Clients with AD Authentication

I have a Windows file server that I would like to create NFS shares on. These shares need to be accessible by both Windows 7 domain clients and Linux clients (Red Hat 5 & 6) using Samba/Winbind ...
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28 views

NFS local user mapping works, but not with sudo

I want to use an NFS share for backing up. I have created a local user on the client with a specific uid/gid combination that works for writing files to the NFS share. So far so good. However, I need ...
3
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2answers
72 views

Replicated shared filesystem

I'm looking into setting up a shared filesystem/file server on AWS (EC2) infrastructure that offers replication and fairly painless failover. This filesystem would host potentially millions of files ...
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23 views

mount osx folder via nfs case sensitive

I want to mount a folder on a mac using nfs. That is all working but mac is (by default) case insensitive. I now want the system (linux) that is mounting that folder to see it as case sensitive. Is ...
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1answer
23 views

Wrong ldap user and group IDs on nfs

we have users authentication driven by ldap and home directories shared on nfs server mounted by autofs. We recently installed Ubuntu 15.04 on three new machines and added them to our infrastructure ...
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1answer
38 views

FreeBSD pf with NFS

I'm having trouble establishing new NFS connections when my pf is turned on. When I turn off pf on the server and client I'm able to mount with no trouble. I tried keep state and flags S/SA on the ...
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2answers
27 views

How can I best secure NFS between an Xen host on Debian and VMs?

After some research, it seems that the best way to share files between my Debian Xen host and the virtual machines on it is to use NFS. How can I secure NFS so that only the specified VM can access ...
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31 views

Mounting NFS server through SSH reverse tunnel

Here is my setup: Office computer in a network, with no way to access from outside, (OC) embedded computer in the field (FC) Server in the office, containing data to which the field computer needs ...
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1answer
29 views

Attach a volume and set internal IP on boot

I have an Ubuntu 14.04 based NFS server AMI wrapped with a Launch Configuration and an Auto Scaling Group of just a single instance (min/max/req). This is just to make sure that if the server goes ...
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1answer
26 views

NFS Mounts/ Failed reboot - Race Condition?

I recently suffered the joy of a server crash (Ubuntu 12.04) and a subsequent failure to reboot. It appears that the OS attempted to mount the NFS shares in the /etc/fstab file before networking had ...
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100 views

Systemd: start a unit after another unit REALLY starts

In my particular case I want to start remote-fs unit after all glusterfs completely starts. My systemd files: glusterfs target: node04:/usr/lib/systemd/system # cat glusterfsd.service [Unit] ...
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127 views

vagrant ssh - asks for password after adding synced_folder

I can vagrant ssh into my box fine Welcome to Ubuntu 14.04.2 LTS (GNU/Linux 3.16.0-30-generic x86_64) * Documentation: https://help.ubuntu.com/ Last login: Mon Apr 13 13:05:26 2015 from 10.0.2.2 ...
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2answers
267 views

NFS poor write performance

I have two machines connected with 10Gbit Ethernet. Let one of them be NFS server and another will be NFs client. Testing network speed over TCP with iperf shows ~9.8 Gbit/s throughput in both ...
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1answer
28 views

Storing backups on a remote filesystem

I have a FreeNAS solution, in which I'll would like to save my backups. Currently I was doing some scripting to rsync/tarball, but I want a something more easy to manage, so I figure out, to run a ...
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1answer
59 views

NFS performs ways worse than SSHFS, how can I debug?

Situation: zfs server over 10GbE p2p at 192.168.201.1 running omnios, debian client at 192.168.201.2. The nfs performs fairly well on big files but horribly slow on small ones. For instance, cp -r ...
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52 views

NFS: client does not see new files created on server (caching?)

The NFS server is a SLES11SP3, here is the exports statement: /media/data *domain.com(rw,sync,no_root_squash,fsid=1) I suspect this is a caching issue on the client (RHEL6), however I believe I ...
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23 views

Put “.nfs” files created by NFS client in another location?

The setup is a Linux machine that mounts a filesystem over NFS. There is a process that needs to recursively remove directories on the NFS filesystem and ensure the directories are successfully ...
2
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0answers
117 views

Problems on mounted NFS: 'No such file or directory' but files and directories exist

So we are having a medium-sized NFS4 storage server running CentOS 6.6 exporting an NFS share /storageDat (which is the NFS root, with two RAID volumes bound in there: ./dat1 and ./dat2); Export ...
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1answer
42 views

NFS Server “outbound” bandwidth consumption

I need to understand about something in NFS (Server). Let say i have: Two Different Clouds (One Server on each) One NFS Server One Apache Server (as the NFS Client) with a NFS Mounted Directory ...
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71 views

Random machine hangs with NFSv4 on CentOS/RHEL 6.5

We have an in-house "compute farm" with about 100 CentOS (free re-distribution of RHEL) 5.7 and 6.5 x86_64 servers. (We are in the process of upgrading all the 5.7 boxes to 6.5.) All these machines ...
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1answer
52 views

Passing Linux NFS traffic through Windows Server 2008

We are developing an embedded device that runs on Linux and uses NFS mounts to aid in development. We are working in two private network spaces (172.16.x.y and 192.168.0.n). The 192 network contains ...
2
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1answer
31 views

rsnapshot Freezes when Backing up to NFS Mount

I've got a Server running Ubuntu Server 14.04 server that has been doing periodic back-ups to an NFS mounted NAS using rsnapshot for several months now without issue. Last week we added a few more ...
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23 views

Use VPNC only for NFS mount

I have a configured and working vpnc connection. I have a configured and working NFS mount. My local computer is the client. The NFS server is remote (in the same rack as the other end of the VPN ...
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116 views

NFS service fails on LX-Containers

When I restart NFS daemon on my LX-Container I see below mssages service nfs restart Shutting down NFS daemon: [FAILED] Shutting down NFS mountd: ...
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45 views

NFS randomly mounts wrong server

I have run into a problem with NFS which has me baffled. I can't even come up with a plausible explanation for it. I have ten machines: slave1 (10.0.0.10) - slave10 (10.0.0.20) Each one runs NFS ...
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1answer
41 views

ESXi 5 NFS mount with credentials

Is it possible for an ESXi 5 host to mount a remote NFS share using credentials other than root? (The default)? If so, how would one setup those credentials and mount from VSphere?
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1answer
16 views

Is this possible/advisable to establish SAMBA share across domains?

I realize this question will likely turn out rather complex and require a lenghty description. Likewise there’ll probably not be any short simple answer. I’ve got a large data-store (a SAN) that is ...
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1answer
20 views

How to manage the nfs client after a nfs service restart?

After a restart of the NFS service, how do I manage the clients? All the clients I have do not have an NFS entry in the /etc/fstab, so I will not be able to do mount -a to refresh the connections. ...
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42 views

NFS: can't unmount when server goes down. Must “fake” fsid on server1, NO SOLUTION WORKS ON SERVERFAULT

I have dir1 and dir2 NFS mounted to server2 from server1. If server1 suddenly dies or must be rebooted, AND dir1 and dir2 were not first unmounted on server2, then a remount of dir2 always fails ...
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63 views

Linux NFS - 'stat' on defunct NFS mount causes blocked ('D') state processes and high load average

I'm rearranging some NFS mounts - tidying up and decommissioning them. As part of this, my 'management' server has gained a huge load average, because of nagios kicking off 'stat' on the NFS mounts. ...
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177 views

Permission Denied on Solaris 10 NFS share, shared trough Windows Server 2008R2

We have a NFS share on Windows Server 2008 R2. NTFS permissions for ANONYMOUS LOGON and Everyone groups are set to Full control. When mounting this share on our Solaris workstation, it mounts and we ...
1
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1answer
78 views

I have to “fudge” a change in /etc/exports in order to get mount -a to execute, what's the issue?

Whenever I have to reboot server1, the only way I can get NFS mounts back up on server2 is to change one of the "fsid" integers in the /etc/exports file on server1. Otherwise, the mount -a command ...
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2answers
118 views

How to know when to properly use iSCSI, NFS or SMB?

I have a File Server running Windows Server 2012 R2. It has four 6TB Western Digital RED drives. I want to host my Hyper-V Machines, WSUS (Windows Server Update Service) content and WDS/MDT deploy ISO ...
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1answer
43 views

Fastest way to copy small files over secure network without regard for file mod times or size

I want to sync files in dir1 and dir2 (two different servers). I do not care if the file sizes or modification times differ. EXAMPLE: dir1 contains file1, file2, file3, file4, and dir2 contains ...
1
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1answer
75 views

Stale NFS handle, but nothing is mounted

I have an nfs server (192.168.1.180) that is sharing a directory to my rapsberry pi (192.168.1.32). I have had this working before. Recently, the server went down - but not the client. After ...
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1answer
66 views

What is a good configuration for a zpool built from 8-10 SSD for a home file server exported via NFS?

So we have a bunch of SSD disks and would like to put them in a zpool on a Solaris 10 system. The file system will be exported via NFS to about 50 Ubuntu clients which will mount it as their $HOME. I ...
0
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1answer
103 views

Permission denied with nginx and nfs

I have two RHEL 7 machines. I have installed nginx and php-fpm and setup a nfs mount. I can read/write to the nfs mount without issues and I have another application server (Apache Geronimo) that is ...
1
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1answer
90 views

Unmounted directories still behave like mounted - NFS Server Ubuntu 14.04

I am working on two virtual machines, running Ubuntu 14.04. So, one VM is the server and the other the client. Here's what I've done till now: Server VM: sudo apt-get install nfs-kernel-server sudo ...