Re: Linux supports hot-swappable hardware? [was Re:

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Shridhar Daithankar
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Re: Linux supports hot-swappable hardware? [was Re:
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3EF0BEF1.30193.6C1FED8@localhost
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Re: postgreSQL on NAS/SAN? "Daniel Seichter" <daniel@dseichter.de>
Re: postgreSQL on NAS/SAN? Bruno Wolff III <bruno@wolff.to>
Re: postgreSQL on NAS/SAN? Jonathan Bartlett <johnnyb@eskimo.com>
Re: postgreSQL on NAS/SAN? Michael Meskes <meskes@postgresql.org>
Re: postgreSQL on NAS/SAN? Ron Johnson <ron.l.johnson@cox.net>
Re: postgreSQL on NAS/SAN? Michael Meskes <meskes@postgresql.org>
Re: postgreSQL on NAS/SAN? Ron Johnson <ron.l.johnson@cox.net>
Re: postgreSQL on NAS/SAN? Michael Meskes <meskes@postgresql.org>
Re: postgreSQL on NAS/SAN? Jason Earl <jason.earl@simplot.com>
Re: postgreSQL on NAS/SAN? Ron Johnson <ron.l.johnson@cox.net>
Re: postgreSQL on NAS/SAN? "scott.marlowe" <scott.marlowe@ihs.com>
Linux supports hot-swappable hardware? [was Re: postgreSQL on NAS/SAN?] "Shridhar Daithankar" <shridhar_daithankar@persistent.co.in>
Re: Linux supports hot-swappable hardware? [was Re: postgreSQL Tino Wildenhain <tino@wildenhain.de>
Re: Linux supports hot-swappable hardware? [was Re: Ernest E Vogelsinger <ernest@vogelsinger.at>
Re: Linux supports hot-swappable hardware? [was Re: Dennis Gearon <gearond@cvc.net>
Re: Linux supports hot-swappable hardware? [was Re: Jonathan Bartlett <johnnyb@eskimo.com>
Re: Linux supports hot-swappable hardware? [was Re: "scott.marlowe" <scott.marlowe@ihs.com>
Re: Linux supports hot-swappable hardware? [was Re: Jonathan Bartlett <johnnyb@eskimo.com>
Re: Linux supports hot-swappable hardware? [was Re: "scott.marlowe" <scott.marlowe@ihs.com>
Re: Linux supports hot-swappable hardware? [was Re: Bruce Momjian <pgman@candle.pha.pa.us>
Re: Linux supports hot-swappable hardware? [was Re: Dennis Gearon <gearond@cvc.net>
Re: Linux supports hot-swappable hardware? [was Re: "scott.marlowe" <scott.marlowe@ihs.com>
Re: Linux supports hot-swappable hardware? [was Re: Ernest E Vogelsinger <ernest@vogelsinger.at>
Re: Linux supports hot-swappable hardware? [was Re: "scott.marlowe" <scott.marlowe@ihs.com>
Re: Linux supports hot-swappable hardware? [was Re: Ernest E Vogelsinger <ernest@vogelsinger.at>
Re: Linux supports hot-swappable hardware? [was Re: Jonathan Bartlett <johnnyb@eskimo.com>
Re: Linux supports hot-swappable hardware? [was Re: Bruce Momjian <pgman@candle.pha.pa.us>
Re: Linux supports hot-swappable hardware? [was Re: Lincoln Yeoh <lyeoh@pop.jaring.my>
Re: Linux supports hot-swappable hardware? [was Re: Jonathan Bartlett <johnnyb@eskimo.com>
Re: Linux supports hot-swappable hardware? [was Re: Ron Johnson <ron.l.johnson@cox.net>
Re: Linux supports hot-swappable hardware? [was Re: "Shridhar Daithankar" <shridhar_daithankar@persistent.co.in>
Re: Linux supports hot-swappable hardware? [was Re: Jonathan Bartlett <johnnyb@eskimo.com>
Re: Linux supports hot-swappable hardware? [was Re: "scott.marlowe" <scott.marlowe@ihs.com>
Re: Linux supports hot-swappable hardware? [was Re: "scott.marlowe" <scott.marlowe@ihs.com>
Re: Linux supports hot-swappable hardware? [was Re: "scott.marlowe" <scott.marlowe@ihs.com>
Re: postgreSQL on NAS/SAN? "Shridhar Daithankar" <shridhar_daithankar@persistent.co.in>
On 18 Jun 2003 at 8:58, Ron Johnson wrote:

> On Wed, 2003-06-18 at 08:03, Jonathan Bartlett wrote:
> > > Linux supports hot-swappable hardware? As in swappng CPU/RAM/Add on cards on
> > > the fly?
> > 
> > No CPUs or RAM.  The problem isn't the kernel, realy, it's x86 hardware.
> > The kernel guys aren't going to bother to try to support it until there's
> > hardware support.
> > 
> > However for PCI cards, USB, Firewire, and SCSI devices, Linux has had
> > hotswap capability for a long while now.
> 
> You mean that I can go into my white box PC and yank an unused PCI
> card from a "live" system, if it is running Linux?

It should be possible. Do an lsof and kill all processes using that device. Do 
a rmmod, change deice and modprobe..

Not really hotswap but you don't need to take down machine at least..

Of course this is a theory.. never tried that myself..

Bye
 Shridhar

--
broad-mindedness, n:	The result of flattening high-mindedness out.

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