On 27/12/12 11:19, Dale wrote: > Walter Dnes wrote: >> This may be related to me running mdev instead of udev. I've been >> using /dev/shm for creating and deleting scratch files, to speed things >> up when processing photographs with automated scripts. It used to work. >> But now it no longer allows writes by anybody except root. A couple of >> days ago, I did a big update, which resulted in devpts having to be >> explicitly mounted. Since I run mdev instead of udev, the instruction >> to "rc-update add udev-mount sysinit" doesn't work for me. Instead I >> put an explicit "mount devpts" in /etc/local.d/000.start, which handles >> the automounting. Anybody else seeing /dev/shm as root-only, or is this >> an artifact of my weird setup? >> > > > I'm not real sure on what you are doing but, this is what mine is: > > root@fireball / # ls -al /dev/shm > total 4 > drwxrwxrwt 2 root root 60 Dec 3 18:20 . > drwxr-xr-x 18 root root 4400 Dec 26 18:56 .. > -rwxr-xr-x 1 dale users 32 Dec 3 18:20 sem.lastpassffsemaphore > root@fireball / # > > It seems that whatever file is there is owned by the person who created > it. I use LastPass for my password manager so, I assume, that is what > that is. Odd tho that I am not currently logged into LastPast but can't > imagine what else could be named that. > > That help any? Can I get you any other info? > > Dale > > :-) :-) >
moriah ~ # ls -al /dev/shm total 128 drwxrwxrwt 2 root root 80 Dec 27 13:39 . drwxr-xr-x 17 root root 4900 Dec 27 12:51 .. -r-------- 1 wdk wdk 67108904 Dec 27 13:39 pulse-shm-259503987 -r-------- 1 wdk wdk 67108904 Dec 27 13:39 pulse-shm-3719994179 moriah Do you have the fstab line: "none /dev/shm tmpfs defaults 0 0" I also grepped /usr/lib/udev/* and no shm shows in the udev rules there. The contents of the dir are as Dale sees - I have a couple of BillK
