Re: Linux supports hot-swappable hardware? [was Re:
От | Shridhar Daithankar |
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Тема | Re: Linux supports hot-swappable hardware? [was Re: |
Дата | |
Msg-id | 3EF0BEF1.30193.6C1FED8@localhost обсуждение исходный текст |
Ответ на | Re: Linux supports hot-swappable hardware? [was Re: (Ron Johnson <ron.l.johnson@cox.net>) |
Список | pgsql-general |
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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