Changing to writeback mode is not harmful, however it did not help in my case. I got improved performance but i still have stutters during I/O activity, the more intense the lower response from the GUI
On Thu, May 14, 2009 at 04:23, cornbread <[email protected]> wrote: > This is happening to me and I have a fresh install of jaunty x64. Is > Paulo's solution working for others? Is it safe to try? > > I do a lot of large movie transfers. I didn't notice this issue in 8.10 > x64 but after 9.04 install performance during large transfer is > unbearable. Reminds me of dialup days but for local transfers. > > -- > Heavy Disk I/O harms desktop responsiveness > https://bugs.launchpad.net/bugs/131094 > You received this bug notification because you are a direct subscriber > of the bug. > > Status in The Linux Kernel: Invalid > Status in “linux” source package in Ubuntu: Confirmed > Status in “linux-source-2.6.22” source package in Ubuntu: Won't Fix > > Bug description: > Binary package hint: linux-source-2.6.22 > > When compared with 2.6.15 in feisty, heavy disk I/O causes increased iowait > times and affects desktop responsiveness in 2.6.22 > > this appears to be a regression from 2.6.15 where iowait is much lower and > desktop responsiveness is unaffected with the same I/O load > > Easy to reproduce with tracker - index the same set of files with 2.6.15 > kernel and 2.6.22 kernel and the difference in desktop responsiveness is > massive > > I have not confirmed if a non-tracker process which does heavy disk i/o > (especially writing) replicates this yet - will do further investigation > soon > -- Heavy Disk I/O harms desktop responsiveness https://bugs.launchpad.net/bugs/131094 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
