From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ivan Baldo Subject: Re: Experienced Advice needed urgently: DOSEMU Date: Wed, 10 Sep 2008 12:55:20 -0300 Message-ID: <48C7EDE8.5080405@adinet.com.uy> References: <334764.29480.qm@web52510.mail.re2.yahoo.com> Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <334764.29480.qm@web52510.mail.re2.yahoo.com> Sender: linux-msdos-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="iso-8859-1"; format="flowed" To: shawtan@yahoo.com Cc: linux-msdos@vger.kernel.org Hello. Maybe try changing the value of the HogThreshold configuration option,=20 or use the speed command under the DOS session. =46irst try the value 1, then the value 2, then the value 7, then the v= alue 0. If it doesn't work with that, then try a 32 bits Kernel instead of a 64= =20 bits one, since the 64 bits one requires the use of CPU emulation and=20 may be slower. Otherwise you may try to use QEmu, KVM, VirtualBox OSE, etc. (machine=20 virtualization solutions), if you go the virtualization route, you may=20 need a "DOS Idle" program to release the CPU when not needed while=20 waiting for a keystroke. Hope this helps, best wishes! P.s.: didn't answer earlier because I wanted to see if someone else wit= h=20 better experience would answer first, and then forgot about this email=20 entirely, sorry. El 28/08/08 13:47, Shaw Tong Tan escribi=C3=B3: > Background info > > 0. CentOS 5.2 i386 > 1. Clipper-based program. No source. > 2. DOS program 100% CPU hog. Tested various software tools, only of= ficial citrix dpakbd seems to work slightly, but user request improveme= nt. > > Question : > Is DOSEMU capable of practical usage in such manner as below. > > (I have a working setup with 2 sessions, but unsure when it scale up) > > 1. User login through ssh client on Windows XP > 2. Total 16 active DOSEMU/Clipper sessions on 1 server. > > my previous results, I use processor affinity control to force DOSEMU= to run on 1-core. I found 4-instances dosemu/clipper on 1-core, progr= am erratic behavior and frequent hangup. less than 4 instances per cor= e seems OK. > > Thank you for your kind suggestion > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-msdos= " in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > =20 --=20 Ivan Baldo - ibaldo@adinet.com.uy - http://ibaldo.codigolibre.net/ =46rom Montevideo, Uruguay, at the south of South America. =46reelance programmer and GNU/Linux system administrator, hire me! Alternatives: ibaldo@codigolibre.net - http://go.to/ibaldo -- To unsubscribe from this list: send the line "unsubscribe linux-msdos" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html