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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Why nfs transfer speed is slower than http?

Consider I have a large file on my nfs server. The server and my desktop is connected by 100mbps network. If I mount a directory on my desktop and then try to copy a big file to local fs I have speed ...
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378 views

Serve an NFS mount over TFTP

I have a FreeBSD server on which I would like to run a TFTP server (for PXE). My daemon of choice is tftp-hpa and I have it configured to serve from /tftpboot properly. It works unless I mount ...
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487 views

ubuntu mount nfs only if user is in group

I have basic-to-medium advanced network setup at my work. We run an ubuntu 10.04 fileserver serving a few different directories (including /home) over NFS and all client machines (various ubuntu ...
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636 views

Centos 5.6 NFS client hangs on file/dir operation on mount, but 10+ other clients (same machine builds) all fine?

I've got an NFS server which is happily serving out files to 10 NFS clients (and has been doing so for 18 months+). I recently noticed that one of the clients has stopped working correctly, NFS ...
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126 views

NFS mount connectivity status location in Centos

Centos server that establishes a NFS mount on bootup using /etc/fstab, NOT automount. I assume there was a network issue between the two servers that caused the one to drop its mount. After a ...
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380 views

Tuning based on DataOntap NetDiag

I have a IBM N-series 3700 (NetApp Filer) running data ontap 7.4. When I run netdiag I get: The TCP receive window advertised by NFS client x.x.x.x is 5888. This is less than the recommended value of ...
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340 views

rpcbind causing very high load on Fedora 10 system with nfs

I've got a Fedora 10 system that's exporting some file systems via NFS. One of the exported file systems is used very heavily on a client system when I run a search engine indexer. The file activity ...
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366 views

NFS proxy / re-export

I have a situation where I need to mount a few NFS shares on a series of clients on replicated VM networks. So their source IP addresses are not unique. In between the client and the server there is a ...
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462 views

problem in exporting a partition on a usb stick as nfs volume

I have a USB disk which has 2 partitions.It gets mounted automatically in /media It is the default behavior in the OS (Lucid 10.04 64 bit) that upon connecting a USB (be it thumb drive or hard disk) ...
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377 views

NFS to share FTP server storage

We use FTP server to distribute a lot of files.Hard links are used extensively as we have a lot of identical files named differently. We also have a secondary FTP/WWW server as failover for the ...
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18 views

SAMBA+NIS on Linux with Windows 7/8/10 clients

I'm trying to figure out if it is possible to run a samba server on a Linux distribution with a NIS service and use them in conjunction with a Widnows 7/8/10 client to make it work as it's local ...
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16 views

Mount NFS volume on Ubuntu Linux server from Mac OS X Yosemite client

I have an Ubuntu 14.04 LTS server (a local VM in my case). How do I mount a directory on the Linux server from a Mac OS X Yosemite client, using NFS?
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30 views

Scalability of multiple keytabs, Linux NFS client/server and Windows AD KDC

I have kerberized NFSv3 working with a generic Linux NFS server and multiple Linux clients with a Windows AD 2012 domain for the Kerberos Realm. Windows KDC requires that when you create a keytab for ...
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28 views

nfs, mounted loop devices

I'm usign a Debian server (Jessie) as an NFS server. All exported NFS-shares are mounted filesystems using loop devices. They are mounted in the fstab without any special options & the mountpoints ...
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35 views

Windows NFS client keeps writing read-only with on NFS server with squash_all

We have a Debian 8 with an NFS server exported with "/client-share *(rw,sync,no_subtree_check,all_squash,anonuid=1000,anongid=1000)" that works just fine when transferring files from a Windows ...
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172 views

Mount NFS Share Windows Server 2012

I'm trying to mount an NFS share setup on my Synology Server to my Windows Server 2012 server. Here's what I've tried: net use Z: \[ip address][share folder] /user:xxxxx [password]' mount ...
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64 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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39 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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81 views

in-memory-cache of specific files from NFS

I have some diskless machines and they mount a disk through NFS4. I want the machines to maintain a cache of specific files in their own memory. The machines don't modify the files and only read them ...
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118 views

nfs mount passwordless login

Setup: OS : CentOS5 node 1 : 172.16.1.1 sandbox1.local node 2 : 172.16.1.2 sandbox2.local The nodes have the hostnames in the hots file. Pinging to each other works fine. Problem: My home is ...
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689 views

Fedora 21 NFSv4 mount hangs for a long time, then times out; showmount -e works

I have a fedora 21 server with the following /etc/exports: /mnt/scainet 192.168.1.0/24(rw,sync) On my client on the same subnet, connected to the server through a hub, I run mount -t nfs ...
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694 views

NFS fails to mount through openvpn tunnel

I am trying to establish an nfs connection through an openvpn tunnel. It really anoying and i dont know what to try next. The connectein test has been made on several platforms now. used ...
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50 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 ...
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1k 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 ...
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210 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 ...
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238 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'] ...
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2k 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 ...
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77 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 ...
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172 views

Start Apache after GlusterFS mount on boot

I want to start Apache after mounting a NFS (GlusterFS) share, but it keeps starting before the mount step. I set the order in /etc/rc*.d/ but it didn't work. I always can edit the scripts to sleep a ...
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412 views

existing files are “invisible” to some applications

I have a problem with accessing files on an ext4 file system mounted as type NFS on a Linux server running CENTOS 6.5. I know the files exist on this file system because I can see them when I ...
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503 views

NFS default to 777

I have an NFS share. This share is shared between several different applications. Our web server is running PHP and when it creates directories it is not setting the permissions correctly so it cannot ...
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702 views

nfs file transfers fail, “cp: cannot stat 'dir_name': No such file or directory” but sshfs works fine

We have a strange issue on our file server (Debian Wheezy 32-bit), where some files within folders contained in an nfs share fail during transfer using the cp command. Howerver, if we mount the same ...
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101 views

NFS server “access denied” after client Reboot

I have a number of NFS servers on a set of commercial NAS hardware we bought. I also have about 20-30 other machines that mount each of the NFS servers. Generally the setup works well, but I've ...
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404 views

NFS, Quota and LDAP

I have the following scenario in two servers with Debian: Server #1 OpenLDAP, NFS exporting /home Server #2 PAM with pam_ldap configured to authenticate against Server #1, /home directory mounted ...
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510 views

nfs autofs automount of exported filesystems is empty on nfs server

I am having issues with empty nfs automounts on the nfs server itself. I'm running RHEL5.7 64bit exporting 4 directories as follows: /export/site/server13 *(fsid=0,rw,sync,crossmnt) ...
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175 views

Unable to mount the file system from server to client while booting through network

I want a client which loads kernel and file system from the server through network. Till now, On server side, i changed the settings in /etc/dhcp/dhcpd.conf to get an ip-address to the client. After ...
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114 views

Why are nearly all my NFS calls for syscltid and syscltidconf?

I manage an installation with 1 server running Ubuntu 12.04 and 60 Raspberry Pi microcontrollers running raspbian. Each Pi mounts an NFS drive from the server to read new code and store logs. We ...
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1answer
109 views

Fedora nfs mount disappears

I have a small host running Fedora 18 (3.6.11), with nfs server set to serve /mnt/dir. The problem on the client running Fedora (3.11.6) after just a minute or so the mount disappears. SELinux is ...
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277 views

KVM permission denied on qcow2 disk over NFS

CentOS 6.3 running libvirt 0.10, trying to access/run a vm using a qcow2 on a Windows Server 2008 NFS mount. I tried nfsvers-3 when mounting but not luck, I get permission denied, presumably because ...
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2k views

NFS Share with root for anonuid / anongid

I've exported a share from my server and set anonuid and anongid to be 0 (root). However, when I mount the share on the client, it doesn't appear my settings are working as I'm getting permission ...
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1answer
123 views

Dovecot won't deliver the first mail to a mailstore on nfs share

I'm building a mail platform using Dovecot/postfix/MySQL/iredmail/etc. The business end is on Ubuntu 13.04, the mailstore is an NFS share on Ubuntu 12.04. Now when I try to send a mail to a new ...
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1answer
86 views

Consequences of exposing VM storage on same subnet as VM's and hypervisor

I recently purchased a RAID array to store my VM's and segregate the storage from the host machine. Since my needs are pretty simple I've configured the VM's to bridge with the host network (I think ...
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1answer
1k views

FOG Server NFS Issue

I am having an issue with the Free Open Ghost server. I set it up on Ubuntu server, and have Ubuntu mounting an SMB share to it's /images directory (my server has a small internal boot disk). Fog's ...
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1answer
93 views

nfs-common (statd) no longer starting

I have a pretty standard Debian 5.0.2 system (2.6.26-2-amd64 kernel), with a 4-core Phenom processor. Everything has been working great for years, and suddenly during a reboot, I got an error message ...
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357 views

Troubleshooting NFS authentication problems

I am trying to mount a krb5p NFS export. For this I have followed these instructions. Line in /etc/exports: /home/users ...
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464 views

iSCSI and NFS file locking and concurrency

I've got a linux host that need to mount a data share located on a NAS. The choice is between NFS v3 (NAS limitation) and iSCSI. The initial idea was to have a NFS mount to the file server that ...
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1answer
416 views

NFS server refusing hostname that is allowed

I can't get a client to mount an NFS share that is being exported using a wildcard domain name. Setup: The NFS server is running DNSMasq for DHCP and DNS. the NFS export file has /export ...
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1answer
694 views

Dual Linux NFS Server Failover - nfsv4leastime / nfsv4gracetime

first time here posting, i hope i won't do many mistakes. I've a setup with 2 NFS server. They're using corosync/pacemaker + drbd to offer active/passive nfs server. Distro used is Ubuntu latest LTS ...
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1answer
1k views

Ubuntu client can't mount Nexenta NFS

I have a Nexenta storage box (Solaris), which exports an NFS share. Mac OS X and older Ubuntu clients can mount the NFS share just fine without any special options. Later version of Ubuntu simply ...
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1answer
651 views

Windows 7 NFS client slow

I have a CentOS 6 VM running on a Windows 7 host. I have NFS server running on the VM, and mounting it via windows' built-in NFS client on the windows host. However, it is incredibly slow. Namely, ...