On 27/04/2012 02:18, Lists wrote:
Problem isn't so much actual speed but causing network monitors to
freak out due to high load average
when performing backups. I can make exceptions for servers doing
backups, but then I don't get notifications when
the load is legitimately high. I can make
On 04/20/2012 05:24 AM, Giovanni Tirloni wrote:
On Apr 20, 2012 2:42 AM, Listsli...@benjamindsmith.com wrote:
Problem as follows:
1) Plug in an external USB drive.
2) Mount it anywhere. Doesn't matter how.
3) Copy a few GB of data to the drive from a non-USB disk.
4) Watch the load
On Thu, Apr 26, 2012 at 10:18 PM, Lists li...@benjamindsmith.com wrote:
On 04/20/2012 05:24 AM, Giovanni Tirloni wrote:
On Apr 20, 2012 2:42 AM, Listsli...@benjamindsmith.com wrote:
Problem as follows:
1) Plug in an external USB drive.
2) Mount it anywhere. Doesn't matter how.
On Thu, Apr 26, 2012 at 8:18 PM, Lists li...@benjamindsmith.com wrote:
Problem isn't so much actual speed but causing network monitors to
freak out due to high load average
when performing backups.
So don't plug the USB into the server. Put them on some other machine
and run the backup over
On Apr 20, 2012 2:42 AM, Lists li...@benjamindsmith.com wrote:
Problem as follows:
1) Plug in an external USB drive.
2) Mount it anywhere. Doesn't matter how.
3) Copy a few GB of data to the drive from a non-USB disk.
4) Watch the load average climb to 5.x, sometimes 10.x or more. Why?
On Fri, Apr 20, 2012 at 12:42 AM, Lists li...@benjamindsmith.com wrote:
Problem as follows:
1) Plug in an external USB drive.
2) Mount it anywhere. Doesn't matter how.
3) Copy a few GB of data to the drive from a non-USB disk.
4) Watch the load average climb to 5.x, sometimes 10.x or
On Friday, April 20, 2012 10:54:51 AM Les Mikesell wrote:
The CPU has to do the work of the transfer over usb - which is why it
is cheap. Real disk controllers use DMA without a lot of CPU
involvement.
And this includes USB 3.0, incidentally. I have found that on my Fedora 14
(soon to be
Problem as follows:
1) Plug in an external USB drive.
2) Mount it anywhere. Doesn't matter how.
3) Copy a few GB of data to the drive from a non-USB disk.
4) Watch the load average climb to 5.x, sometimes 10.x or more. Why?
This on an otherwise unloaded system. Doesn't matter how many cores,
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