Civilme since you jumped in....
How do you disable Linux's attempt to enable DMA during installation? BTW: don't forget the chooser problem vis-a-vis XDMCP... -JMS |-----Original Message----- |From: [EMAIL PROTECTED] |[mailto:[EMAIL PROTECTED]] On Behalf Of civileme |Sent: Monday, October 22, 2001 12:25 PM |To: [EMAIL PROTECTED] |Subject: Re: [expert] Corrupted files -RPM | | |On Monday 22 October 2001 03:02, you wrote: |> Hi Jose, |> |> Thanks for your response and further assistance. |> |> At 09:45 AM 10/20/2001 -0400, Jose M. Sanchez wrote: |> >One common source of problem which 8.1 exacerbates, through |no fault |> >of it's own, is DMA on CD-ROM drives. |> > |> >Some CD-ROM/R/W drives do not co-exist well with hard drives on the |> >same IDE chain. These CD-RW drives can accept DMA access mode. |> > |> >Systems in turn do not favor dissimilar speeds on the same IDE bus. |> >It seems especially if older IDE cables are used (noise?). |> |> I suppose that the above refers to the Linux box which was |in problem |> in installation. In this PC, C drive (ATA 33) is connected |to primary |> IDE as master with a ATA33 cable and CDROM to secondary IDE also as |> master with a ATA33 cable. If I am wrong please correct me. |> |> >By turning off DMA on either the hard drive or CD ROM everything |> >works... |> |> Do you mean that start the Mandrake-Linux 8.1 and turn off DMA in |> BIOS. Or start the PC, turn off DMA in BIOS and re-install |> Mandrake-Linux 8.1 |> |> >I can manually turn on DMA after the system starts, but I |have to be |> >careful with "marginal" CD's which will hang the computer during CD |> >read requests... |> |> How to turn on DMA after Mandrake-Linux 8.1 started ? | |hdparm -d0 /dev/hdx | |where hdx is the drive you want to run non-dma. | |Many burners will not burn unless they are dma, or they will |have streaming |errors. |Civileme | |> |> >As I've mentioned, we only perform 2x writes for CD's which |are going |> >out for mass production in my firm. This is to assure no |problematic |> >reads on the duplication machines. |> > |> >When we go beyond 4x we will get failed batches, which is not good. |> |> Noted with thanks |> |> >|It was a A4 Tech 3 button-wheel PS/2 mouse. The |installing program |> >|selected PS/2 standard mouse automatically and I was not |allowed to |> >|change. If changed the monitor screen started to blink |and I could |> >|not change it back to PS/2 standard mouse. Then the PC will |> >|re-start automatically. |> >| |> >|After Mandrake-Linux 8.1 started, in KDE I brought up HardDrake |> >|window and found the mouse there under HardDrake List. |> >| |> >|At re-boot the PC hanged during kill process with |following warning |> >|pop-up ............. |> >|................. |> >|Mainloop return consoleInit : no such device or address |> >|INIT : no more left in this runlevel |> > |> >This may well be another separate problem, no longer related to the |> >CD-Burn... |> > |> >Try "resetting" the PNP/PCI info in the BIOS and set the BIOS to |> >NON-PNP. |> |> OK |> |> >Bring up LM8.1 in text mode (initlevel 3) and kill off |KDM/GDM if it |> >is running. |> |> Is it in Safe-Mode. I am not skill enough using combination-key |> without a mouse. Which command shall be used to kill off KDM/GDM ? |> |> >Then run mouseconfig to re-configure the mouse in text mode. |> |> Is it in Xterm window or any window ? |> |> Thanks in advance. |> |> B.R. |> Stephen | |
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