nfs (Network File System) created by Sun Microsystems. NFS allows a client system to access network files as if local.

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26
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9answers
11k views

Correct locking in shell scripts?

Sometimes you have to make sure that only one instance of a shell script is running at the same time. For example a cron job which is executed via crond that does not provide locking on its own (e.g. ...
5
votes
1answer
645 views

Tracking huge buffer usage under Linux

I have a Linux server running under Debian Lenny with 4Go of RAM. It doesn't run much, just: Postfix/spamassassin (daemon mode) Bind9 KVM (one guest - 1Go of RAM for it) Every day at exactly 3:05 ...
3
votes
3answers
605 views

Debugging ethernet before NFS boot

I'm trying to boot Linux from U-boot on an embedded ARM board using a filesystem on a remote machine served via NFS. It appears that the ethernet connection is not coming up correctly, which results ...
1
vote
1answer
584 views

Is there any way to check df -k hanging for nfs mount issues?

I am trying to write a script for such failure scenarios. In a scenario where maybe, if remote connection is lost, df waits for the remote server to respond (looks like df is hanging). I know I could ...
1
vote
1answer
799 views

NIS and autofs error

I am trying to share the home directory of a NIS user using NFS and autofs. During testing, I get the following error message: Could not chdir to home directory /home/guest/nis1: Permission denied ...
6
votes
3answers
5k views

Is NFS secure over internet?

I want to connect to my home server from work using NFS. I tried sshfs but some people say it's not as reliable as NFS. I know sshfs traffic is encrypted. But what about NFS? Can someone sniff my ...
4
votes
2answers
4k views

rpc.statd running on system not using NFS

I have a Debian machine that gets warnings (via the Tiger automatic auditor) that rcp.statd is listening on such-and-such socket. Googling shows rpc.statd is a daemon used by NFS. As far as I know, ...
6
votes
1answer
1k views

Why are inotify events different on an NFS mount?

Some time ago I noticed that the events reported by inotify are different when the file is saved to an NFS mount vs. a local file system. Shouldn't the underlying VFS provide a uniform view of file ...
1
vote
1answer
77 views

Is a bad NFS mount preventing a clean boot?

I'm on Ubuntu server 11.10 (x86) and I basically ran into this problem as this: http://serverfault.com/questions/56588/unmount-a-nfs-mount-where-the-nfs-server-has-disappeared The umount command ...