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7. H lista pi8anwn problhmatwn sto mounting toy NFS

Ayth h enothta basizetai sthn : "Lista elegxoy gia problhmata sto mounting toy NFS", ths IBM Corporation. Polles eyxaristies sthn IBM, poy mas edwse th lista na thn xrhsimopoihsoyme s' ayto edw to HOWTO. An sas tuxei kapoio problhma, otan pate na kanete mount s' ena NFS filesystem, parakalw rijte mia matia s' ayth th lista, prin gracete kapoy gia to problhma sas. Ka8e seira sth lista perigrafei enan tropo dysleitoyrgias, kai th dior8wsh toy.

  1. To mount synexeia bgazei : RPC: Program not registered (to programma den exei katagrafei / katoxyrw8ei).

    Trexei o portmapper;

    Dior8wsh : 3ekinhste ton.

    Trexei o mountd;

    Dior8wsh : 3ekinhste ton.

    Trexei o nfsd;

    Dior8wsh : 3ekinhste ton.

    Mhpws to arxeio /etc/hosts.deny apagoreuei ston portmapper n' apanthsei;

    Dior8wsh : Eite sbhste thn apagoreysh sto arxeio hosts.deny, h pros8este mia grammh sto hosts.allow, wste o portmapper na mporei na epikoinwnhsei mazi sas.

  2. Den egine export sto filesystem, h den egine export pros ton sygkekrimeno client.

    Dior8wsh : Kante export.

  3. Ta onomata twn H/Y den tairiazoyn me thn antistoixh lista gia ta exports.

    Px : H lista gia ta exports grafei na ginei export pros ton H/Y johnmad, alla to onoma toy H/Y johnmad antistoixei sto johnmad.austin.ibm.com. Fysika, den dinetai adeia gia mount.

    Dior8wsh : Kante export kai pros tis duo morfes toy onomatos.

    Ayto mporei epishs na symbei, an o client exei duo diasyndeseis (interfaces) me diaforetika onomata, kai to arxeio export anaferetai mono sth mia.

    Dior8wsh : Kante export kai pros tis duo diasyndeseis.

    Ayto epishs mporei na symbei, an o server den mporei na kanei lookuphostbyname h lookuphostbyaddr (aytes einai library functions) ston client. Bebaiw8eite oti o client mporei na kanei host <name>;, host <ip_addr>;, kai oti kai ta duo deixnoyn ton idio H/Y.

    Dior8wsh : Taktopoieiste ta onomata twn H/Y.

  4. To filesystem egine mount meta to jekinhma toy NFS (ston sygkekrimeno server). S' ayth thn periptwsh, o server kanei export sto antistoixo mount point, oxi sto mounted filesystem.

    Dior8wsh : Stamathste ton NFSd, kai meta epanekkinhste ton.

    Shmeiwsh : Oi clients poy eixan mounted to antistoixo mount point, 8a exoyn problhma sto na doyn ton server meta thn epanekkinhsh toy.

  5. H hmeromhnia einai polu diaforetikh se server kai client (ayto mporei na kanei 8alassa to make).

    Dior8wsh : Dior8wste thn hmeromhnia.

    O syggrafeas toy HOWTO synista th xrhsh toy NTP gia sygxronismo twn rologiwn. Mia poy stis HPA yparxoyn periorismoi sthn ejagwgh toy NTP apo th xwra, mporeite na breite to NTP gia tis dianomes Debian, RedHat, Slackware, apo to ftp://ftp.hacktic.nl/pub/replay/pub/linux, h ena mirror toy.

  6. O server den mporei na dex8ei mount apo xrhsth, poy metexei se perissoteres apo 8 omades (groups).

    Dior8wsh : Elatwste ton ari8mo twn omadwn, stis opoies symmetexei o xrhsths, h kante mount mesw enos diaforetikou xrhsth.


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