Make sure that the filesystem was mounted with the intr option (or soft,intr depending on the OS; consult your local sysadmin and/or mount(8) manpage), otherwise the open(2) system call will get stuck in system wait and won't return until the NFS server's responding again alarm or no.

In reply to Re^2: How to monitor an NFS mount with perl by Fletch
in thread How to monitor an NFS mount with perl by w3ntp

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