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Why does booting tmpfs overlayroot filesystem on read-only disk boot to emergency mode?

I enabled tmpfs overlayroot running following. $ sudo sed -i 's/overlayroot=""/overlayroot="tmpfs"/g' /etc/overlayroot.conf After rebooting, Ubuntu boots as read-only and ...
sunknudsen's user avatar
  • 1,010
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331 views

When mounting dir to RAM, will contents remain after computer reboot

I mounted a cache directory to tmpfs for faster performance on my website using this command: tmpfs on /var/cache type tmpfs (rw,relatime,size=102400k,mode=777) It seems to be working well, however, ...
danielb's user avatar
  • 103
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1 answer
457 views

Where's my RAM disk being stored?

I'm running an Ubuntu VM under Windows 7, within the VM I've allocated a 5GB RAM disk using sudo mount -t tmpfs -o size=5G tmpfs /mnt/gitRAM and then copied files into it. When I then look at conky ...
RobbG's user avatar
  • 101
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1 answer
2k views

Deleting files within the /tmp directory on an ubuntu machine

My Symfony website has just started to show the following error: ErrorException: Warning: session_start(): open (/tmp/sess_4h4kjh4ui4h478h48h44g02,O_RDWR) failed:No space left on device(28) in /var/...
Richelliot's user avatar
1 vote
1 answer
604 views

Linux volatile user home areas

This is actually a 2 part question, one for design decisions, and the other a technical question: In our current network, we have Linux clients that authenticate against a server, and mount the user'...
Robin McCorkell's user avatar