"bdi_sync_writeback()" is the key. Search for "writeback" in https://edge.launchpad.net/ubuntu/+source/linux/2.6.32-25.43
Also look for "writeback" in Bug #543617 Bug #585092 Bug #601361 Bug #620242 Bug #628047 Try the proposed kernel version 2.6.32-25.43, see https://wiki.ubuntu.com/Testing/EnableProposed -- hang in ext4_journal_start_sb making an lvm snapshot https://bugs.launchpad.net/bugs/620242 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs