Re: [gentoo-user] glibc-2.14.1 upgrade

[Florian Philipp]

Am 25.11.2011 19:11, schrieb Pandu Poluan:
>
> On Nov 26, 2011 12:05 AM, "微菜" <microcai@×××××××××××××.org
> <mailto:microcai@×××××××××××××.org>> wrote:
>>
>> 于 2011年11月24日 15:34, justin 写道:
>> > On 24/11/11 06:27, Paul Hartman wrote:
>> >> Hi,
>> >>
>> >> After emerging glibc-2.14.1 today, pam stopped working, which
>> >> prevented KDE from working and some other things. I got this kind of
>> >> message:
>> >>
>> >> /lib64/libc.so.6: version `GLIBC_2.14' not found (required by
>> >> /lib64/libcrypt.so.1)
>> >>
>> >> There were no @preserved-rebuild and revdep-rebuild found nothing. I
>> >> rebuilt pam and things seem to be working again. Are there any other
>> >> packages I should rebuild before encountering a problem? Or some way
>> >> to detect which need to be rebuilt? Should I re-emerge world against
>> >> my new glibc? :)
>> >>
>> >> Thanks,
>> >> Paul
>> >>
>> >
>> > Hi Paul,
>> >
>> > after an glibc upgrade it is time to do an
>> >
>> > emerge -e system world
>>
>> you must be kidding me . it will take days to complete.
>>
>
> On my virtualized servers, emerge -e @system @world, a total of
> 170-something packages, takes only about 6-7 hours. Remember, these are
> VMs, which means the 2 vCPUs I assigned them are actually shared with
> other VMs.
>
> On a non-virtualized system, should be faster. Of course, if you have
> sizable packages, it might take around 24 hours to complete.
>
> Rgds,
>

I've used Gentoo since 2006 and never had any reason to emerge -e. I can
also cite posts on this mailing list going back as far as 2007 (just my
local archive, mind you) that say it is unnecessary for glibc updates.
Or, to cite Volker Armin Hemmann's eloquent reply from 08-11-2007: "no" ;-)

Regards,
Florian Philipp