Re: [Emc-users] Latency problem with debian 7 and not with ubuntu 10.04

2016-05-26 Thread Ricardo Moscoloni
​Hi pierre the same ​was observed in my p4 asus 775i65G, really bad latencys on debian pae kernels, dont know if its a kernel issue or anything, switch back to 10.04 agh. regards rck 2016-05-24 15:41 GMT-03:00 Forum Deswysen : > Hello, > > i86 pentium 4

[Emc-users] Latency problem with debian 7 and not with ubuntu 10.04

2016-05-24 Thread Forum Deswysen
Hello, i86 pentium 4 Fujitsu siemens scenic E600 : with ubuntu 10.04 and 2.7 linuxcnc *latency +/- 22,000 max* I format the pc and i install debian 7 and 2.7 linuxcnc *latency +/- 65,000 max* Why do you have an idea? Best regards, Pierre

Re: [Emc-users] Latency problem

2013-03-29 Thread Jon Elson
Dave wrote: You won't have any issues with the D525MW and an SSD on that Pico power supply. I have used several and never had a failure yet. Some have 3+ years on them now..running 24x7. Yes, the D525MW is supposed to have a normal power draw of 13 W, while a worst-case maximum test was

Re: [Emc-users] Latency problem

2013-03-28 Thread bjørn
Message: 1 Date: Mon, 25 Mar 2013 15:25:31 -0400 From: Kent A. Reed kentallanr...@gmail.com Subject: Re: [Emc-users] Latency problem To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net Message-ID: 5150a4ab.6050...@gmail.com Content-Type: text/plain; charset=ISO-8859-1; format

Re: [Emc-users] Latency problem

2013-03-28 Thread Kent A. Reed
continuing our dialog about the latency spikes bjørn is observing with his Intel D525MW MB On 3/28/2013 5:23 AM, bjørn wrote: that I bought the power supply together with the D525MW board. here are a link - http://www.ebay.com/itm/160721043666?ssPageName=STRK:MEWAX:IT_trksid=p3984.m1438.l2649

Re: [Emc-users] Latency problem

2013-03-28 Thread bjørn
snip /I keep mulling over this 5-6 hours observation. I know we recommend running the latency test for a long time but I don't think we understand why these spiking events show up rarely. It's all well and good to blame power saving features in modern CPUs but they are functioning over much

Re: [Emc-users] Latency problem

2013-03-28 Thread Jason Burton
On Mar 28, 2013 2:58 PM, bjørn bj...@spesmek.no wrote: snip /I keep mulling over this 5-6 hours observation. I know we recommend running the latency test for a long time but I don't think we understand why these spiking events show up rarely. It's all well and good to blame power saving

Re: [Emc-users] Latency problem

2013-03-28 Thread Dave
You won't have any issues with the D525MW and an SSD on that Pico power supply. I have used several and never had a failure yet. Some have 3+ years on them now..running 24x7. Dave On 3/28/2013 2:53 PM, bjørn wrote: snip /I keep mulling over this 5-6 hours observation. I know we recommend

Re: [Emc-users] Latency problem

2013-03-25 Thread Bjørn
Am 20.03.2013 um 08:48 schrieb Bj?rn: I bougt this. http://www.ebay.com/itm/200542103383?ssPageName=STRK:MEWAX:IT_trksid=p3984.m1438.l2649 running the latest version of linuxcnc. specifically which version? I have a D525MW and get much better results Hypertreading off in bios, ISOLCPU is

Re: [Emc-users] Latency problem

2013-03-25 Thread Kent A. Reed
On 3/25/2013 9:56 AM, Bjørn wrote: snipping off previous discussion now i have tested: boot with isolcpu(big improvement in general latency but still spikes) turn of smi, (improvement in general latency but still spikes) 'idle=poll' and 'nohlt'(little or no effect) acpi = off and api=off

[Emc-users] Latency problem

2013-03-20 Thread Bjørn
I bougt this. http://www.ebay.com/itm/200542103383?ssPageName=STRK:MEWAX:IT_trksid=p3984.m1438.l2649 running the latest version of linuxcnc. Hypertreading off in bios, ISOLCPU is done. when runnnig latencytest and 3 x glxgears + some video i can run for 30 min and get: servo thread (1.0ms) max

Re: [Emc-users] Latency problem

2013-03-20 Thread Michael Haberler
Am 20.03.2013 um 08:48 schrieb Bjørn: I bougt this. http://www.ebay.com/itm/200542103383?ssPageName=STRK:MEWAX:IT_trksid=p3984.m1438.l2649 running the latest version of linuxcnc. specifically which version? I have a D525MW and get much better results Hypertreading off in bios, ISOLCPU

Re: [Emc-users] Latency problem

2013-03-20 Thread Bjørn
Am 20.03.2013 um 08:48 schrieb Bj?rn: I bougt this. http://www.ebay.com/itm/200542103383?ssPageName=STRK:MEWAX:IT_trksid=p3984.m1438.l2649 running the latest version of linuxcnc. specifically which version? I have a D525MW and get much better results Hypertreading off in bios, ISOLCPU is

Re: [Emc-users] Latency problem

2013-03-20 Thread Michael Haberler
Regards Bjorn I am running 10.04 LTS and LinuxCNC 2.5.2 when you say, boot the kernel with the option 'idle=poll' is this done the same way as isolcpu? yes try both 'idle=poll' and 'nohlt' see section 4 of http://wiki.linuxcnc.org/cgi-bin/wiki.pl?XenomaiKernelPackages this applies