reduce partition size. HELP

[Warren Block]

On Sat, 31 Dec 2011, ??????? ??????? wrote:

> ????????????, Robert.
>
> ?? ?????? 31 ??????? 2011 ?., 5:16:33:
>
>
> RH> =?windows-1251?B?yu7t/Oru4iDF4uPl7ejp?= writes:
>
>>>  Is there any way to reduce partition size on live system?
>
> RH>         No.
> RH>         Basic steps:
> RH>         0) go to single-user; unmount partition
> RH>         1) backup affected partition; test backup
> RH>         2) delete old partition
> RH>         3) create new/smaller partition
> RH>         4) restore from backup
>
> is there a way to goto singe-user through ssh?

Single-user and unmounted partitions are desirable but not required. 
See dump(8) about the -L option.