[Bug 770258] Re: Extremely high latency when writing to USB drives.

2012-11-27 Thread Christopher M. Penalver
Alan Pope, if you have a bug in Ubuntu, could you please file a new report by executing the following in a terminal: ubuntu-bug linux For more on this, please see the Ubuntu Kernel team article: https://wiki.ubuntu.com/KernelTeam/KernelTeamBugPolicies#Filing_Kernel_Bug_reports the Ubuntu Bug Con

[Bug 770258] Re: Extremely high latency when writing to USB drives.

2012-11-27 Thread Launchpad Bug Tracker
[Expired for linux (Ubuntu) because there has been no activity for 60 days.] ** Changed in: linux (Ubuntu) Status: Incomplete => Expired -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/770258 Ti

[Bug 770258] Re: Extremely high latency when writing to USB drives.

2012-09-27 Thread Alistair Buxton
Setting back to incomplete. The bug still exists, is still annoying, but I don't have time to test the upstream kernel right now. ** Changed in: linux (Ubuntu) Status: Expired => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed

[Bug 770258] Re: Extremely high latency when writing to USB drives.

2012-09-27 Thread Launchpad Bug Tracker
[Expired for linux (Ubuntu) because there has been no activity for 60 days.] ** Changed in: linux (Ubuntu) Status: Incomplete => Expired -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/770258 Ti

[Bug 770258] Re: Extremely high latency when writing to USB drives.

2012-07-29 Thread Alan Pope
I'm seeing this whilst dding zeroes to an external USB connected SATA disk.. ** Attachment added: "Screenshot from 2012-07-29 13:18:34.png" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/770258/+attachment/3240842/+files/Screenshot%20from%202012-07-29%2013%3A18%3A34.png -- You received

[Bug 770258] Re: Extremely high latency when writing to USB drives.

2012-07-28 Thread Alistair Buxton
This bug is somewhat difficult to reproduce. I still see it from time to time, but it seems to only happen under certain conditions, for example one process is maxing out a single CPU core, and a different one is trying to do a lot of I/O. It also seems to depend on the USB device, possibly only af

[Bug 770258] Re: Extremely high latency when writing to USB drives.

2012-07-28 Thread Christopher M. Penalver
Alistair Buxton, this bug was reported a while ago and there hasn't been any activity in it recently. We were wondering if this is still an issue? If so, could you please test for this with the latest development release of Ubuntu? ISO CD images are available from http://cdimage.ubuntu.com/releases

[Bug 770258] Re: Extremely high latency when writing to USB drives.

2011-05-03 Thread Brad Figg
** Changed in: linux (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/770258 Title: Extremely high latency when writing to USB drives. -- ubuntu-bugs mailing

[Bug 770258] Re: Extremely high latency when writing to USB drives.

2011-04-25 Thread Alistair Buxton
** Description changed: To reproduce: 1. Plug in a 1GB or larger USB 2.0 flash drive. - 2. Download a large OS installation image - 3. dd if=os.img of=/dev/sde + 2. Write any large file to it: + dd if=os.img of=/dev/sde While the file is copying I attempt to continue to use the com