Just happened to me, too (17.10 x64). RAM usage got up, system became sluggish then stopped responding completely, only MagicSysRQ got me out. After restart, the problem has left an ugly gift: syslog has grown to 6,4 GB (I won't upload that). tail syslog (repeating for at least last 100 lines):
Jan 9 01:28:43 Comp gnome-software[1909]: Ignoring unexpected response Jan 9 01:28:43 Comp gnome-software[1909]: g_byte_array_remove_range: assertion 'index_ + length <= array->len' failed Sometimes, the error messages overlapped, don't know if this is normal: Jan 9 01:36:59 Comp gnome-sofJan 9 01:37:49 Comp gnome-software[1909]: g_byte_array_remove_range: assertion 'index_ + length <= array->len' failed -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-software in Ubuntu. https://bugs.launchpad.net/bugs/1616332 Title: gnome-software using hundreds of MB of memory when not in use To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-software/+bug/1616332/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs