Re: [CentOS] Question on server speed

2019-08-06 Thread Warren Young
On Aug 6, 2019, at 2:43 PM, Peter Larsen wrote: > > you may also find that the > "max speed" in the specification is far from what you get out of your > hardware. “May?” :) That’s about like saying Honda Civics can go 0-60 in 2.8 seconds…when dropped off a cliff nose down so you get the

Re: [CentOS] Question on server speed

2019-08-06 Thread Peter Larsen
On 8/5/19 3:00 PM, Jerry Geis wrote: > The keyboard is USB attached and the external SSD disk is USB attached. WHY? Why would you do that? What's the point of SSD if you reduce the speed to USB? Or just use an old mechanical drive instead. Any issue with that drive will show up as IO Wait -

Re: [CentOS] Question on server speed

2019-08-06 Thread Chris Adams
Once upon a time, Warren Young said: > Back when we had serial mice, the most common data rate was 1200 bps. That’s > 0.0012 Mbit/sec. If your 480 Mbit/sec USB-2 or 5/10/20 Mbit/sec USB-3 bus is > so jammed up that it can’t trickle through that much data per second from the > mouse while an

Re: [CentOS] Question on server speed

2019-08-06 Thread Warren Young
On Aug 6, 2019, at 7:04 AM, Stephen John Smoogen wrote: > > On Mon, 5 Aug 2019 at 19:49, Warren Young wrote: > >> On Aug 5, 2019, at 11:25 AM, Stephen John Smoogen >> wrote: >>> >>> On Mon, 5 Aug 2019 at 13:17, Jerry Geis wrote: >>> an external SSD disk USB3 connected and the machine

Re: [CentOS] Question on server speed

2019-08-06 Thread Stephen John Smoogen
On Mon, 5 Aug 2019 at 19:49, Warren Young wrote: > On Aug 5, 2019, at 11:25 AM, Stephen John Smoogen > wrote: > > > > On Mon, 5 Aug 2019 at 13:17, Jerry Geis wrote: > > > >> Why is it that "all" I am really doing at the moment is copying things > to > >> an external SSD disk USB3 connected and

Re: [CentOS] Question on server speed

2019-08-05 Thread Warren Young
On Aug 5, 2019, at 11:25 AM, Stephen John Smoogen wrote: > > On Mon, 5 Aug 2019 at 13:17, Jerry Geis wrote: > >> Why is it that "all" I am really doing at the moment is copying things to >> an external SSD disk USB3 connected and the machine "freezes"... Why is >> that? >> > You may have a

Re: [CentOS] Question on server speed

2019-08-05 Thread Jon Pruente
On Mon, Aug 5, 2019 at 2:01 PM Jerry Geis wrote: > Anyway to use "nice" command to help with responiveness? I was just using > "rsync . /media/external" to do the copy. > You need to discover where it is blocking before deciding which solution will work. Something like iotop, atop, or other

Re: [CentOS] Question on server speed

2019-08-05 Thread Jerry Geis
There are no errors in dmesg. Top was showing 88% idle. If something is blocking somewhere as Stephen suggested - that's a major bummer. The keyboard is USB attached and the external SSD disk is USB attached. The mother board is an X299 UD4 Pro Anyway to use "nice" command to help with

Re: [CentOS] Question on server speed

2019-08-05 Thread Gordon Messmer
On 8/5/19 10:17 AM, Jerry Geis wrote: Do I need to 'tweak' something to no see GUI freezes... Waiting on characters to show - even remoted in with SSH experiences the same thing - so its not just X. Look at the output of "dmesg" and see if there are errors there.

Re: [CentOS] Question on server speed

2019-08-05 Thread mark
Jerry Geis wrote: > > I have a customer server with 32 cores, 128G ram i7960X. So nice box... > > Why is it that "all" I am really doing at the moment is copying things to > an external SSD disk USB3 connected and the machine "freezes"... Why is > that? > > clearly plenty of CPU RAM everything...

Re: [CentOS] Question on server speed

2019-08-05 Thread Stephen John Smoogen
On Mon, 5 Aug 2019 at 13:17, Jerry Geis wrote: > Hi all, > > I have a customer server with 32 cores, 128G ram i7960X. So nice box... > > Why is it that "all" I am really doing at the moment is copying things to > an external SSD disk USB3 connected and the machine "freezes"... Why is > that? > >