OK, it is reproducible - I have a filserver with 6x 3TB in a BTRFS RAID 1+0 configuration.
>From a client (and using NFS) I copy a 95GB tar file from the fileserver to a USB HD. It seems at the very end (when BTRFS deletes the 95GB file on the server it falls over - btrfs-transaction and btrfs-flush_del using 3 to 5 cores at 50 to 100%. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1238658 Title: rsync between two btrfs filesystems causes machines to crash with symptoms of memory leak To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1238658/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs