Dio kernels sto idio partition?

[Nik. Kokras]

George Fragos wrote:

>  Boot-aro me bootdisk se kernel 2.0.31.
>  "Katevazo" to .tar.gz gia ton kernel 2.0.34.
>

Loipon o kernel se tar.gz exei kapoies "asymbatothtes" me thn redhat distro, oi
opoies entopizontai sta modules (akoma den exw katalabei thn filosofia ths redhat
se auto). Eidika sto 5.1 eisagetai h ennoia tou /lib/modules/prefered kai malista
yparxei kai sxetiko bug (des www.redhat.com). Gia redhat4.x yphrxe ena poly kalo
mini-howto (modules-howto) poy edine mia kalh diadikasia ekinhshs twn modules.
Pi8anotata isxyei kai sto 5.x.

>  Dino, prota, <rpm -i --test ppp-2_3_3-4_src.rpm> kai meta to idio me
> "ppp-2_3_3-4_i386.rpm".
>  Stin proti periptosi den ginete tipota, eno stin defteri emfanizete to eksis:
>  "failed dependecies: glibc >=2.0.6 is needed by ppp-2.3.3-4".
>

To failed dependencies einai self-explanatory. Akoloy8a thn e3eli3h ths libc6
giati einai "kainourgia" sto redhat kai synepws exei polla bugs.Protimhse sta
binary rpm to rpm -Uvh *.rpm, kanei ena "hsyxo kai syxna aproblhmatisto" upgrade

Ta src.rpm den ginontai rpm -U alla mono rpm -i. Meta pas sto
/usr/src/redhat/specs kai ekei briskeis ena arxeio tou styl ppp-2.3.3.spec. Kaneis
rpm -bb *.spec , akoloy8ei h mageia tou compile kai sto /usr/src/redhat/rpm/i386
briskeis meta apo ligo etoimo to binary rpm pou molis eftia3es. Auta *poly*
synoptika , des ta sxetika manuals tou rpm . Fysika sthn periptwsh sou 8a apotyxei
giati ta deps synexizoun na yparxoun (logiko) kai sta src.rpms, opote prwta 8eleis
glibc > =2.0.6
Poly swsth synh8eia to rpm --test, bravo. Isxyei gia ta rpms oxi gia ta srpms
(dhl. ta src.rpm)

>  Telika, ti simvenei...?
>  Exo dio kernels sto idio partition? H stin pragmatikotita einai ena?
>

Exeis ena kernel sthn diaketa sou kai ena sto /boot. Basika mporeis na exeis
dekades kernels den exei kammia shmasia. Shmasia exoun oi kernels pou exei kaneis
map sto lilo, kai mporeis synepws na tous bootareis. Prose3e na antistoixoun ta
modules gia ka8e ena kernel pou bootareis.

>  Ti diafora exei ena src apo ena i386 rpm paketo?
>  Ti simenoun oi SRPMS, BASE, I386 kai RPMS katalogoi ton ftp sites?
> Sxetizonte me tin CPU kai genikotera me to hardware, i kano lathos?
>

To ftp tree tou RedHat distro:/RedHat
/SRPMS=source rpms gia na kaneis hmi-automato compile prosarmosmeno se redhat
systhmata
/BASE=basiko paketo gia thn arxikh egkatastash
i386=ena symbolic link pou xreiazetai kata to setup (mesw ftp,nfs)
/RPMS=binary paketa, ta bazeis kai xairesai.

to monadiko pou sxetizetai me CPU/hardware einai oti eisai sto /i386 meros tou ftp
tree ths RedHat gia intel systhmata, se anti8esh me to eteron hmisy pou einai gia
Alpha. Ennoeitai oti ean exeis i386/486/586/686/786 klp den se endaiferei to 8ema
tha alpha (aaaax, oute emena dystyxws)
filika

Nikos Kokras
kokni at eexi.gr

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