PPPD - kai problhmatakia

Lucas Maneos lm at quiet.demon.co.uk
Fri Feb 21 01:15:27 EET 1997


> Me Null_Modem kalwdio eixa akribws to idio problhma :)
>
> Mia plhroforia pou boh8aei
> To tromero mhxanhma htan 386DX-40 me 8Mb mnhmh.

Xm... na ypouesv epishs oti o diskos einai IDE kai h seiriakh 16450 h
palaioterh; Dokimase na paijeis me hdparm -u vste na mhn afhneis ton IDE
driver na kanei mask to IRQ toy serial port, alla me prosoxh!


>       -u     Get/set interrupt-unmask flag  for  the  drive.   A
>              setting  of  1  permits  the driver to unmask other
>              interrupts during processing of a  disk  interrupt,
>              which  greatly  improves linux's responsiveness and
>              eliminates "serial port overrun" errors.  Use  this
>              feature  with caution: some drive/controller combi-
>              nations do not tolerate the increased I/O latencies
>              possible when this feature is enabled, resulting in
>              massive filesystem corruption.  It is safe on  most
>              systems,  but a few Seagate and Quantum drives have
>              had troubles with it.

		- hdparm(8)

L.
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