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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154 views

Unable to launch MSI installers off NFS share

I have a Linux server where I've configured a read only NFS share. The client I'm currently working on is a Windows Server 2008 R2 machine that has the NFS features installed. I'm able to open and ...
3
votes
0answers
664 views

Intermittent NFS lockups on Isilon cluster

We have an Isilon cluster with 8 IQ 12000x nodes which exports storage via several NFS shares for a handful of Linux and Solaris clients. There is a Linux system that has one of these NFS filesystems ...
3
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274 views

using chained automount to mount home directory

I have set up two directories mounted with automount (via LDAP): in the /home directory automount is configured to mount * -fstype=bind :/network/srv/home/& in the /network directory one ...
3
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779 views

how to tune NFS client on MacOS to get Linux like performance?

I have a NFS server running Linux and exporting a couple of shares. Both Linux and MacOS clients connect to the server, and while with the Linux clients I get ~ 75MB/s write speed, the MacOS clients ...
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36 views

Linux NFS server refuses blocking locks

So I have this problem. This horrible, awful problem. I have a set of Linux NFS servers (in a NFS/CIFS cluster using CTDB) that refuse locks… only when the lock is blocking. If it's a non-blocking ...
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38 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. ...
2
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0answers
295 views

NFSv4 idmapd ignores Nobody-User

I have a folder which is owned by ftp:users. I wanted to export this folder and have all requests mapped to the ftp user, which has id 107. In /etc/exportsI have the following: /media/other ...
2
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373 views

NFS export CIFS share

I have a server 192.168.1.1 where a samba share is mounted to /image I would like to setup an NFS sever on this machine to share the mounted /image folder through NFS. When I add it to the exports ...
2
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64 views

How do I get the file name corresponding to an NFS file handle on Linux?

I have tcpdump output of some NFS traffic, it shows which file handles are being read or written. I'd like to know which files they correspond to. There's got to be an existing tool which will list ...
2
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0answers
216 views

ZFS on RedHat configuration

I have to set up a ZFS storage appliance (Oracle ZFS Storage ZS3-2) with NFSv4. The NFS is mounted on a Redhat 6.5 cluster, where the linux users are created (they don`t exist on the appliance). ...
2
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311 views

NFS server export list empty

After upgrading my router, I am unable to mount NFS shares from a Debian server on an OS X client. I have updated /etc/exports according to the new IP address of the client (first line previously ...
2
votes
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227 views

NFS server unresponsive to clients - with processes 'migration' and 'xfssyncd' consuming unusual cpu

I have a CentOS 6.4 fileserver running NFS 4, serving a couple of XFS filesystems. There are a few dozen clients connected to it. Today it slowed to a crawl for the clients - the clients would hang or ...
2
votes
0answers
2k views

Synology DSM4.3 with Kerberos and NFSv4

According to the press releases of Synology DSM4.3 can do NFSv4 and Kerberos. Actually, in the Tab with NFS settings, there is a button for Kerberos settings. But I cannot find any guidance anywhere. ...
2
votes
0answers
195 views

NFS showing files in directory, but can't open or stat

I'm using a network of Linux (Debian Squeeze on kernel 2.6.32) machines, sharing files using NFS (v3). The scenario is that a process running on client A will create a file through NFS on file server ...
2
votes
0answers
358 views

Ubuntu NFS Client connecting to Windows 2008 R2 NFS share - permissions issue

I have an Ubuntu 12.04 LTS x64 trying to connect to NFS share on Windows 2008 R2 server - which is a domain member server. I can mount the share in Ubuntu but if I try to ls the mount folder I get ...
2
votes
0answers
325 views

Nobody nogroup on ubuntu client with Solaris server

I have an openIdiana server with ZFS and it has been shared with NFS on a ubuntu server (called server1) one year ago. Now i am asked to shared it on a second ubuntu server (called server2). So i have ...
2
votes
0answers
491 views

Folder shares over NFSv4 private to user groups

I want to share a folder over NFSv4, available to some users, and I'm having permission issues. I set up the folder permissions with setGID so new files are created with the folder group owner. But ...
2
votes
0answers
397 views

NFS inherit permissions from shared directory - Mac OS client

Short question: Is there a way to have files on a NFS share on a Mac OS client inherit the permissions of the shared directory? Scenario: Ubuntu 12.04 server Mac 10.7.4 client shared directory has ...
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vote
0answers
35 views

Transparent data caching in multi-site environment

I need an advice on choice of the right technology for my problem. I have geographically distributed multi-site environment where there is one main site and a number of remote sites. Main site ...
1
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0answers
19 views

Where is NFS data cached?

I mounted an NFS export and started a process that I expected to write a significant amount of data to the shared disk. The speed of the shared disk was so slow that I killed the process, but IO on ...
1
vote
0answers
21 views

Copying from NFS mount crashes Linux client machine

I have NFS share mounted on CLIENT in /etc/fstab: SERVER:/share on /mnt/share type nfs (rw,users,noexec,nosuid,nodev,timeo=14,hard,intr,addr=1.2.3.4) Intensive use on client like copying a lot of ...
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vote
0answers
22 views

Can NFS unlink and recreate result in a race condition?

I'm seeing strange behavior and I'm wondering if it's a race condition. The strange behavior is MySQL getting EEXIST when trying to create a temporary file. MySQL reuses temp file names by default, ...
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0answers
25 views

NFS Datastore Disconnects When sVmotion Migration is Attempted

I have a EMC VNXe 3100 and I had tested both iSCSI and NFS connections from it to my hosts, with NFS appearing to be the better of the two. So I set it up and in my testing with 1 VM everything ...
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0answers
107 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). ...
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0answers
70 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 ...
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vote
0answers
274 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 ...
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vote
0answers
500 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 ...
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vote
0answers
323 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 ...
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0answers
83 views

How to prevent autofs from stalling system when nfs share is not available

This problem has been there in OpenSuSE 10.1-12.3 and (K)Ubuntu 10.04-14.04 and I'd like to get rid of it now: We have a common software directory on an NFS share. Client-side autofs setup # ...
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vote
0answers
172 views

LDAP + NFS + automount home directories permissions issue

When an LDAP user logs into the system they have incorrect permissions to their home directory. LDAP and NFS services exist on the same server. The directory shows the correct ownership / ...
1
vote
0answers
194 views

php-fpm process in D state ,cause nfs wait rpc_wait_bit_killable

my wordpress site which is in clustered environment using NFS,nginx,php-fpm,mysql the infrastructure is hosted on amazon ec2.Under high load/traffic the php5-fpm process goes in D ...
1
vote
0answers
29 views

Can I force nfsd on Solaris to announce more free space than physically available?

I'm working with various Solaris based distributions (OmniOS, SmartOS, Nexenta) and I have a highly compressible and deduplicable data set on a very small amount of high performance storage. The ...
1
vote
0answers
55 views

Single process blocks NFS mount on entire node

We have an NFS mount and a PBS cluster in which all nodes mount that NFS mountpoint. We are experiencing that a single process on one of the PBS cluster nodes can completely saturate and bog down the ...
1
vote
0answers
181 views

Confirm IPTables firewall settings for NFS v4 server?

This question has been asked here before but has conflicting and possibly outdated answers. It seems to depend on OS, version of OS, and version of NFS. On a CentOS 6.5 server, the default rules are ...
1
vote
0answers
248 views

Sharing a folder through NFSv4 and Samba on Ubuntu

I encountered problem with configure samba server above nfsv4. I have 2 servers with Ubuntu 12.04 on both of them. First server serve as NFSv4 storage, for VDI and user shares. File system is ext4. ...
1
vote
0answers
40 views

Strange glitch with NIS

Good day. One of the network users with the NIS account (yp and automount) has some problems: after editing network service configufation file (/etc/sysconfig/network) and rebooting ...
1
vote
0answers
100 views

Very strange NFS speed

I've been looking into this behaviour for quite a bit, I'm not sure if it's normal but strange or an issue, I'm hoping someone can provide some info: I have a small linux server, but am using windows ...
1
vote
0answers
825 views

Windows 7 NFS Client Using Kerberos and Linux KDC

I am trying to configure a Windows 7 Enterprise client to mount a NFSv4 share on a Linux NFS server using Kerberos and a Linux KDC. The setup is: IPA Server (OS: Scientific Linux 6.4, Pkg: ...
1
vote
0answers
45 views

alternative to smb.conf / normal samba configuration

I have a Ubuntu-based server that provides SMB access for many users. Is there any way I could manage the shares and user permissions WITHOUT having to update smb.conf everytime? I'm not using LDAP in ...
1
vote
0answers
108 views

NAS delay file-availability

I have two machines accessing to a NAS on the same network (OVH), when I update or create some file in machine 1 after I try to read it from machine 2 and it's not accessible, even not visible for a ...
1
vote
0answers
89 views

PHP file load time, perhaps related to NFS?

The Problem I'm attempting to diagnose a performance issue on a Drupal website I'm developing. In the morning, when the site has seen no traffic (not even a cron run) for over 8 hours, the homepage ...
1
vote
0answers
470 views

Mounting NFS stopped working after server upgrade to newest Debian?

I have NFS server that is working as a general filer in a LAN. Recently due to disk malfunction, I lost everything there, so I got new disks, reinstalled newest Debian (jessie), copied back config ...
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0answers
52 views

NFS Performance Issue Using NAS

I am encountering some performances issue using NFS. Here my configuration: A physical NAS with some internal storage plus an external storage. A virtual linux machine called GhettoVCB where I have ...
1
vote
0answers
179 views

AutoFS wildcard subdirectory

I am trying to automount /home/users/<username>/secure for all users using AutoFS. Naturally I would put down this line as a direct map: /home/users/*/secure -fstype=nfs4,rw,sec=krb5p ...
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0answers
369 views

What would cause RMAN backups over NFS to kill SAN performance?

I've been trying to figure out this problem for several weeks now, we are using an Exadata that runs nightly RMAN jobs to backup the database to a NFS mount. When these jobs occur, the average latency ...
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vote
0answers
109 views

NFSv3 Asynchronous Write Depends on Block Size?

I am trying to figure out if my NFSv3 deployment is performing SAFE asynchronous writes. I suspect that it is doing strictly synchronous writes, as I am getting poor performance in general. I used ...
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vote
0answers
113 views

How Do I Stop NFS Clients from Using All of the NFS Server's Resources?

I have a v4 NFS server running on Ubuntu 12.04LTS. It is the main repository for the web assets that four external nginx webservers mount to serve up to site visitors. These client servers connect ...
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vote
0answers
149 views

HPC / EC2 - optimizing NFS for relialibility

In AWS-EC2, I've set-up a cluster of linux virtual machines made of an NFS fileserver and many clients. If the number of clients is above ~20, under heavy I/O, I am experiencing loss of file ...
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vote
0answers
372 views

Tuning performance in Windows Services for NFS — slow write performance from client to server

Background: I'm using a NFS datastore in esxi5.1 to do some ghettoVCB backups. The NFS share resides on a Windows Server 2008R2 box, using Windows Services for NFS to distribute the share. Writes to ...
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vote
0answers
102 views

How do I speed up “ls -l” on a network file system (NFS)?

I have a NFS volume mounted in the following way: theHostname.com:/path/on/theHostname on /local/path type nfs (rw,nosuid,addr=10.0.0.54) The /local/path directory has 30_000 files. When I do a ls ...