Home > No Such > Nfs Troubleshooting In Linux

Nfs Troubleshooting In Linux


The eighth line demonstrates a character class wildcard match. Prev18.6. NFS Server Configuration Up Home Next18.8. Securing NFS Note: This documentation is provided {and copyrighted} by Red Hat®, Inc. Useful for NFS-exported public FTP directories, news spool directories, etc. This effectively puts the NIS server in charge of access control for this exported file system, where users can be added and removed from an NIS group without affecting /etc/exports. weblink

User contributions on this site are licensed under the Creative Commons Attribution Share Alike 4.0 International License. netgroups — Permits an NIS netgroup name, written as @, to be used. If no path is given (e.g. Developing web applications for long lifespan (20+ years) Why does argv include the program name?

Etc Exports Syntax Error

Here's what he did: He downloaded & "upgraded" module-init-tools-3.6-i486-2.txz Code: upgradepkg module-init-tools-3.6-i486-2.txz Then: Code: /usr/src# depmod -a /etc/rc.d/rc.nfsd stop /etc/rc.d/rc.nfsd star t And that apparently worked. Looking at your two posts, you have the matching kernel and kernelmodules instaleld ( SMP) but the huge kernel is notorious (was like that in previous Slackware releases too) for refusing service nfs restart gives: Shutting down NFS mountd: [ OK ] Shutting down NFS daemon: [ OK ] Shutting down NFS quotas: [ OK ] Shutting down NFS services: [ OK This effectively "squashes" the power of the remote root user to the lowest local user, preventing unauthorized alteration of files on the remote server.

This effectively puts the NIS server in charge of access control for this exported file system, where users can be added and removed from an NIS group without affecting /etc/exports. It will need to be started first. These values can also be overridden by the anonuid and anongid options. Mount.nfs No Such Device Centos See http://bluecottagealmonds.com/ Basically, he says that its a problem with modprobe or init and reverting to the older version 3.6 would do it.

I've found a website where the site maintainer reported the same exact problem, but his solution worked for him, not for me (of course!)... There are a few ways of simplifying references to large numbers of machines. Make sure this is definitely the problem before spending too much time on this. https://www.centos.org/docs/5/html/Deployment_Guide-en-US/s1-nfs-server-config-exports.html The daemons are all part of the nfs-utils package, and may be either in the /sbin directory or the /usr/sbin directory.

To apply changes to this file, run exportfs-ra or restart the NFS server. Mount.nfs4: No Such Device PrevNext2.IntroductionHome4.Setting up an NFS Client exports(5) - Linux man page Name exports - NFS server export table Description The file /etc/exports contains a table of local physical file systems on an Main Menu LQ Calendar LQ Rules LQ Sitemap Site FAQ View New Posts View Latest Posts Zero Reply Threads LQ Wiki Most Wanted Jeremy's Blog Report LQ Bug Syndicate Latest Second, you can use NIS netgroups in your entry.

Arch Linux Nfs Client

The machines may be listed by their DNS address or their IP address (e.g., machine.company.com or ). If you are experiencing slow performance, frequent disconnects and problems with international characters edit the default mount options by adding the line nfs.client.mount.options = intr,locallocks,nfc to /etc/nfs.conf on your Mac client. Etc Exports Syntax Error This can also be made explicit by using the ro option. Nfs Server Logs See the exports manual page for details.

For example, allows the first 16 IP addresses, from to, to access the exported file system, but not and higher. If files are still showing as nobody after the above changes, edit /etc/idmapd.conf, ensure that Domain is set to FQDN minus hostname. Not the answer you're looking for? Refer to the exports man page for details on these lesser used options. Mount.nfs No Such Device Redhat

lpallard View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by lpallard 06-27-2010, 02:03 PM #4 Alien Bob Slackware Contributor Registered: Sep 2005 To make the exports configurations compatible for all version, one needs to export (read only) the root filesystem with an fsid=0. wildcards — Where a * or ? Retrieved from "https://wiki.archlinux.org/index.php?title=NFS/Troubleshooting&oldid=449910" Category: Network sharingHidden categories: Pages or sections flagged with Template:AccuracyPages with broken section linksPages or sections flagged with Template:Style Navigation menu Views Page Discussion View source History Personal

Since NFSv4 no longer utilizes the rpc.mountd protocol as was used in NFSv2 and NFSv3, the mounting of file systems has changed. Mount.nfs No Such Device Suse Server threads Symptoms: Nothing seems to be very heavily loaded, but some operations on the client take a long time to complete for no apparent reason. apparently something to do with a kernel problem or something like that.

On Red Hat Enterprise Linux, the pseudo-file system is identified as a single, real file system, identified at export with the fsid=0 option.

If your workload involves lots of small reads and writes (or if there are a lot of clients), there may not be enough threads running on the server to handle the Bear in mind that the client statistics will only be reset to zero when the client is rebooted. Introduction to Linux - A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started Fatal: Error Inserting Nfs Click Here to receive this Complete Guide absolutely free.

Remember to always separate exported file systems from hosts and hosts from one another with a space character. Thread Tools Show Printable Version Subscribe to this Thread… Display Linear Mode Switch to Hybrid Mode Switch to Threaded Mode January 10th, 2011 #1 Unewbeginner View Profile View Forum Posts Private This option effectively refreshes the export list with any changes that have been made to /etc/exports. -a — Causes all directories to be exported or unexported, depending on what other options lpallard View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by lpallard 10-20-2010, 09:01 PM #8 roragnarok LQ Newbie Registered: Oct 2010 Posts:

basically, udev tries to find the media where your / partition is located but cant mount due to missing driver (fs, disk controller, etc). Blank lines are ignored. Additionally, other options are available where no default value is specified. Try adding sync as a mount option on the client (e.g.

For example, given the following directory tree: /home /home/sam /home/john /home/joe and the export: /home *(rw,fsid=0,sync) Using NFS version 2,3 and 4 the following would work: mount server:/home /mnt/home ls /mnt/home/joe In this case, a special user account can be created for remote NFS users to share and specify (anonuid=,anongid=), where is the user ID number and

FATAL..... In this situation, you can use async instead of sync in the server's /etc/exports file for those specific exports.