[Kernel-packages] [Bug 1792045] Re: Ubuntu 18.04 external USB hard drive performance 1/10th of 16.04

2019-03-24 Thread Phil Stevenson
Hello again! I apologize for never updating this bug report again. Right after my last response I had a series of bad life events one after another for a few months that kept me away. I'm happy to report that this no longer seems like an issue for me in Ubuntu 18.04. USB speeds are maxing out the

Re: [Kernel-packages] [Bug 1792045] Re: Ubuntu 18.04 external USB hard drive performance 1/10th of 16.04

2018-09-19 Thread Phil Stevenson
Hi there, Sorry for the delayed reply. Yes, I can try that. I won't be able to get to it until this weekend, though. I really appreciate the help! I'll report back when I have more information. Thanks again, Phil On Mon, Sep 17, 2018 at 1:40 AM Kai-Heng Feng wrote: > Would it be possible for

Re: [Kernel-packages] [Bug 1792045] Re: Ubuntu 18.04 external USB hard drive performance 1/10th of 16.04

2018-09-14 Thread Phil Stevenson
All of the tested disks use ext4. On Fri, Sep 14, 2018 at 4:11 AM Kai-Heng Feng wrote: > What filesystem does the external disk use? > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1792045 > > Title: > Ubuntu 18.04

[Kernel-packages] [Bug 1792045] Re: Ubuntu 18.04 external USB hard drive performance 1/10th of 16.04

2018-09-13 Thread Phil Stevenson
Hi there, Thank you for your response. As requested I tested the newest mainline kernel 4.19-rc3. Unfortunately the issue persists. Something of note that I just discovered: A live session of 18.04 does NOT have this issue. The kernel version reported there is 4.15.0-29 (I think. Whatever ships

[Kernel-packages] [Bug 1792045] Re: Ubuntu 18.04 external USB hard drive performance 1/10th of 16.04

2018-09-11 Thread Phil Stevenson
** Description changed: - From both a live and an installed environment, I cannot get my external - 8TB sata hard drive (attached via USB 3) to write faster than about 10 - megabytes per second under Ubuntu 18.04. I have another that writes at - the expected full speed or close enough (100+

[Kernel-packages] [Bug 1792045] Re: Ubuntu 18.04 external USB hard drive performance 1/10th of 16.04

2018-09-11 Thread Phil Stevenson
** Summary changed: - Ubuntu 18.04 external USB performance 1/10th of 16.04 + Ubuntu 18.04 external USB hard drive performance 1/10th of 16.04 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1792045] [NEW] Ubuntu 18.04 external USB hard drive performance 1/10th of 16.04

2018-09-11 Thread Phil Stevenson
Public bug reported: >From both a live and an installed environment, I cannot get my external 8TB sata hard drive (attached via USB 3) to write faster than about 10 megabytes per second under Ubuntu 18.04. I have another that writes at the expected full speed or close enough (100+ MBps). I have