Messages in this thread | | | Date | Mon, 03 Nov 1997 22:35:14 -0500 | From | Bill Hawes <> | Subject | Re: File locking problems? |
| |
thospel@mail.dma.be wrote:
> There also seems to be a problem with the nfs daemons inheriting > filedescriptors from the program that causes them to be started. > I don't know if this problem will also exist with autofs, never used it. > > I run amd which opens a logfile (for me /var/adm/amd, which in reality lives > in my /.home partition). The nfs daemons inherit this file descriptor (easy to > see in their /proc entries in the recent kernels), and when at shutdown time > the processes get killed, amd stops and closes the file descriptor, but > the nfs damons stay around (they seem unkillable) with /var/adm/amd open, > so /.home cannot be unmounted -> big filesystem check at the next boot.
This problem has been fixed in the 2.1.xx nfs daemons. The underlying limitation was that do_fork() didn't like having a NULL files pointer, and sometimes rpciod got started from lockd. The fork() code now tests for NULL files, so the daemons can close their files.
Regards, Bill
| |