Have you got laptop mode enabled on battery? Check /etc/default/acpi- support.
That will set that parameter to an even more aggressive value (LM_BATT_MAX_LOST_WORK_SECONDS=600 seconds in /etc/laptop-mode/laptop-mode.conf and more settings) when on battery. -- powertop suggests "increase the VM dirty writeback time from 5.00 to 15 seconds" repeatedly https://bugs.launchpad.net/bugs/137602 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs