How do you troubleshoot an NFS timeout?

Why NFS is not working?

Check the file /proc/fs/nfs/exports and make sure the volume and client are listed correctly. … Finally, try to ping the client from the server, and try to ping the server from the client. If this doesn’t work, or if there is packet loss, you may have lower-level network problems.

How do you troubleshoot a mount issue?

Troubleshooting NFS Mount Issues in Linux

  1. Install the required nfs packages if not already installed on the server # rpm -qa | grep nfs-utils. # yum install nfs-util.
  2. Use the mount command to mount exported file systems. Syntax for the command: # mount -t nfs -o options host:/remote/export /local/directory. …
  3. Update /etc/fstab to mount NFS shares at boot time.


Why does NFS hang?

Subject: On a hard-mounted file system, NFS operations are retried until they are acknowledged by the server. … If an NFS server goes down, the clients using its file systems hang if they reference these file systems before the server recovers.

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What is NFS issue?

1. Error: “Server Not Responding” The Network File System (NFS) client and server communicate using Remote Procedure Call (RPC) messages over the network. … The NFS file system also reports “server not responding” when a heavy server or network loads cause the RPC message responses to time out.

How do you fix NFS Most Wanted 2012 has stopped working?

#2 Need For Speed: Most Wanted Crash – Stopped Working

  1. Make sure that you aren’t using multiple monitors (disable them through windows) before launching the game.
  2. You can also try out the fix mentioned in #1.
  3. Try changing the resolution of the game to your native resolution.


How do you fix nfs most wanted not starting?

Go to your Control Panel and uninstall Origin. Go to Origin and download Origin. Install Origin and Log in with the Origin application. Your NFS Most Wanted will now work in on- and offline mode.

How can I improve my NFS performance?

Start plenty of NFS daemon threads.

  1. If read dominates, add RAM on the clients to cache more of the file systems and reduce read operations.
  2. If write dominates, make sure the clients are using noatime,nodiratime to avoid updating access times. …
  3. If getattr dominates, tune the attribute caches.

How fix stale NFS mount?

How do I fix this problem? First command (umount) forcefully unmount a disk partition /mnt/local (NFS). (b) Or try to mount NFS directory with the noac option.

How do I check NFS mount connectivity?

How to Check Connectivity on an NFS Client

  1. On the client, check that the NFS server is reachable. …
  2. If the server is not reachable from the client, ensure that the local name service is running on the client. …
  3. If the name service is running, ensure that the client has received the correct host information.
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How do you unmount a stale NFS mount?

You can use umount -f -l /mnt/myfolder , and that will fix the problem.

  1. -f – Force unmount (in case of an unreachable NFS system). (Requires kernel 2.1. …
  2. -l – Lazy unmount. Detach the filesystem from the filesystem hierarchy now, and cleanup all references to the filesystem as soon as it is not busy anymore.

How do I know what version of NFS I have?

3 Answers. The nfsstat -c program will show you the NFS version actually being used. If you run rpcinfo -p {server} you will see all the versions of all the RPC programs that the server supports.

How install NFS common on Centos 7?

Mount NFS Share

1.10 in /mnt/nfsfileshare on NFS client. Verify the mounted share on the NFS client using mount command. Also, you can use the df -hT command to check the mounted NFS share. Create a file on the mounted directory to verify the read and write access on NFS share.

Where are NFS server logs?

OneFS writes log messages associated with NFS events to a set of files in /var/log. With the log level option, you can now specify the detail at which log messages are output to log files. The following table describes the log files associated with NFS.

What is a NFS mount point?

A mount point is a directory to which the mounted file system is attached. Make sure the resource (file or directory) is available from a server. To mount an NFS file system, the resource must be made available on the server by using the share command.

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How is NFS performance measured?

Follow these steps in sequence to improve the performance of your NFS server.

  1. Measure the current level of performance for the network, server, and each client. …
  2. Analyze the gathered data by graphing it. …
  3. Tune the server. …
  4. Repeat Steps 1 through 3 until you achieve the desired performance.
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