The partition that was changed to read only was /var, so not much hope of additional logs or crash information. Also the system is behind a proxy and apport-collect doesn't seem to know how to use it.
>From what I can gather, this happen during a nightly pg_restore of one of the databases. # df -h Filesystem Size Used Avail Use% Mounted on /dev/sda1 272G 1.7G 269G 1% / none 4.0K 0 4.0K 0% /sys/fs/cgroup udev 40G 12K 40G 1% /dev tmpfs 7.9G 720K 7.9G 1% /run none 5.0M 0 5.0M 0% /run/lock none 40G 0 40G 0% /run/shm none 100M 0 100M 0% /run/user /dev/sda1 272G 1.7G 269G 1% /home /dev/sdb1 1.1T 703G 410G 64% /var -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1429812 Title: btrfs remounted read-only To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1429812/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs