Ellhniko Database-SQL-RDBMS HOW-TO gia Linux (PostgreSQL -Antikeimenostrafes Sxesiako Susthma Bashs Dedomenwn): Ry8mizontas pollapla koytia PostgreSQL se mia o8onh

13. Ry8mizontas pollapla koytia PostgreSQL se mia o8onh

Mporeite na stoibajete ta koytia-cpu kai na synde8eite se mia o8onh kai na xrhsimopoihsete to diakopth gia na dialejete to host. Ayto ejoikonomei xwro kai de xreiazeste polles o8ones, plhktrologia kai pontikia (ejoikonomeite peripoy 100 me 500 US dolaria ana set) kai glitwnete epishs apo thn akatastasia.

Xrhsimopoiwntas ayth thn texnikh, mporeite na stoibajete pollous PostgreSQL servers (gia anaptyjh, elegxo, paragwgh), Web servers, ftp servers, Intranet servers, Mail servers, News servers se ena polu chlo rafi. O diakopths mporei na xrhsimopoih8ei epishs gia koytia me Windows 95/NT h OS/2.

Rijte mia matia sta parakatw sites:

Thlefwnikes paraggelies apo thn DataComm Warehouse Inc, se 24wrh bash, olh thn ebdomada, sto 1-800-328-2261. Parexoyn ka8e tupo ylikou H/Y http://www.warehouse.com. To 4-8yro KVM switch (PS/2) kostizei gurw sta $89.99. Part No. DDS1354
Network Technologies Inc http://www.networktechinc.com/servswt.html (120 dolaria/PC 8 ports) to opoio exei listes gia 'Server Switches' kai 'switches mono gia Video '
Scene Double Inc, Agglia http://www.scene.demon.co.uk/qswitch.htm
Cybex corporation http://www.cybex.com
Raritan Inc http://www.raritan.com
RealStar Solutions Inc http://www.real-star.com/kvm.htm
Belkin Inc http://www.belkin.com
Better Box Communications Ltd. http://www.betterbox.com/info.html
Phgainete sto plhsiestero magazi hardware kai zhthste to "Server Switch" gnwsto kai san "KVM Auto Switches".

Yajte sth mhxanh anazhthshs yahoo gia na breite perissoteres etaireies me "Server Switches" h "KVM Switches".

Synistatai idiaitera na exete ena unix box eidika afierwmeno gia ka8e PostgreSQL data-server gia kaluterh apodosh. Kamia allh efarmogh/diergasia den prepei na trexei se ayto to mhxanhma. Deite to tmhma "Epaggelmatika" stis topikes efhmerides gia topikous pwlhtes poy pwloun mono koytia intel, 13" monoxrwmes o8ones (o8onh polu xamhlou kostoys). Oi topikoi pwlhtes pwloun mono to hardware xwris Microsoft Windows/DOS (etsi ejoikonomeite $ 150). De xreiazeste egxrwmh o8onh gia to diakomisth ths bashs dedomenwn, ka8ws mporeite na kanete apomakrysmenh diaxeirish (remote administration) apo egxrwmo sta8mo ergasias. Parte to RedHat (h kapoia allh dianomh) Linux cdrom apo to -

Linux System Labs Web site: http://www.lsl.com/ 7 (U.S. dolaria)
Cheap Bytes Inc Web site: http://www.cheapbytes.com/ 7 (U.S. dolaria)

Sigoyreyteite oti to yliko poy agorasate yposthrizetai apo to Redhat Linux. Deite to ftp site hs Redhat prin agorasete yliko, gia proteinomenoys SCSI adapters, kartes binteo klp. Me $ 600 mono mporeite na parete ena isxyro koyti intel me Redhat Linux poy trexei PostgreSQL. Xrhsimopoihste odbc/jdbc/perl/tcl gia na synde8eite me thn PostgreSQL apo Windows95, OS/2, Unix Motif h kapoio web browser (p.x. Redbaron, Opera, Netscape, 20 alloi). (oi Web browsers exoyn ginei pia standard client).

Me ayth thn idea mporeite na elegxete polla koytia cpu me mia o8onh kai ena plhktrologio!

Parakatw 8a breite ena apospasma apo thn networktechnic Inc gia "Server Switches"

Paraggeilete twra sto 800-742-8324 (xwris dasmous gia Amerikh)

Gia na labete ton katalogo mas parakalw steilte Email sth dieu8ynsh: sales@networktechinc.com

XEIRISTEITE PERISSOTERA APO ENA PC me ena plhktrologio, o8onh kai pontiki Oi hlektronikoi diakoptes epitrepoyn me ena plhktrologio, o8onh kai pontiki na xeiris8eite 64 PC. Enswmatwmenoi mikroupologistes prosomoiwnoyn thn paroysia plhktrologioy, o8onhs kai pontikiou me ola ta prosarthmena PC 100% toy xronoy.

Xarakthristika kai Efarmoges

Plhktrologio, xeiristhrio panw sth syskeyh h thlexeiristhrio
9 pin D Serial h 6 pin miniDIN yposthrijh gia pontiki
5 pin DIN h 6 pin miniDIN yposthrijh plhktrologioy
1600x1200 analysh o8onhs
Xrhsimopoiei koina kalwdia
Se Desktop kocimo h kai gia rack

Prodiagrafes - Plhktrologio

Ola ta busmata einai 8hlyka
5 pin DIN h 6 pin miniDIN
Mporei na ekkinei opoiadhpote stigmh opoiondhpote H/Y

Xeiristhrio - Mprostina Koympia

Synde8eite se enan H/Y me to pathma enos koympiou
Krathste pathmeno opoiodhpote koympi gia perissotero apo miso deyterolepto kai mpeite se tropo leitoyrgias SCAN, BROADCAST h COMMAND
Ta LEDs ypodeiknuoyn ton tropo leitoyrgias toy plhktrologioy
Pathste CTRL+* kai mpeite se tropo leitoyrgias COMMAND
Einai dia8esimoi oi SCAN, BROADCAST kai COMMAND tropoi leitoyrgias

Pontiki

* 9 pin D serial

o diakopths NTI poy prosomoiwnei to seiriako pontiki ths Microsoft
o 9 pin D arseniko gia pontiki
o 9 pin D 8hlyko gia toys H/Y

* 6 pin miniDIN

o diakopths NTI poy prosomoiwnei to pontiki IBM PS/2
o Ola ta busmata einai 8hlyka

Kalwdiako xeiristhrio/thlekontrol

Proairetiko --8a prepei na agorastei jexwrista
Kanei tis doyleies toy "Xeiristhrioy - Mprostinwn Koympiwn"

O8onh-VGA

Euros 150 MHz
1600X1200 analysh xwris paramorfwsh
1/4la ta busmata einai 8hlyka

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