I've started # dd if=/dev/zero of=/mnt/win_k/data.dat bs=4096 gkrellm graph for kernel 4.4 is attached As you can see there are wide stripes. On 3.19 stripes are narrow
(block size param bs=4096 in both cases ** Attachment added: "kernel_4.4.png" https://bugs.launchpad.net/ubuntu/+source/linux-meta-lts-xenial/+bug/1583768/+attachment/4666426/+files/kernel_4.4.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1583768 Title: Ubuntu kernels 4.2 and 4.4 I/O slowdown with KTorrent on NTFS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-meta-lts-xenial/+bug/1583768/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs