{"id":2902,"date":"2013-08-29T23:37:46","date_gmt":"2013-08-29T21:37:46","guid":{"rendered":"http:\/\/www.karadere.com\/blog\/?p=2902"},"modified":"2013-08-29T23:37:46","modified_gmt":"2013-08-29T21:37:46","slug":"hana-nedir-hana-high-performance-analytic-appliance-sap-hana-en-hizli-erp-sistemi-in-memory-nedir","status":"publish","type":"post","link":"https:\/\/www.karadere.com\/blog\/hana-nedir-hana-high-performance-analytic-appliance-sap-hana-en-hizli-erp-sistemi-in-memory-nedir.html","title":{"rendered":"Hana Nedir ? HANA ( High Performance Analytic Appliance ) Sap hana ? En h\u0131zl\u0131 ERP sistemi. in memory nedir?"},"content":{"rendered":"

Merhaba SAP merakl\u0131lar\u0131.<\/p>\n

\"sap-abap-logo\"<\/a>
sap hana nedir<\/figcaption><\/figure>\n

Hana nedir ?\u00a0High Performance Analytic Appliance<\/strong><\/p>\n

<\/strong>Evet arkada\u015flar ERP<\/strong> sisstemlerinin d\u00fcnyaca ba\u015far\u0131l\u0131 firmalar\u0131ndan olan alman men\u015feyli SAP A.G.<\/strong> nin yeni bir \u00fcr\u00fcn\u00fc olan Hana \u00fcr\u00fcn\u00fc sizlere ne oldu\u011funu k\u0131saca anlatmaya \u00e7al\u0131\u015faca\u011f\u0131m.<\/p>\n

Bilmedi\u011finiz gibi \ud83d\ude42 High Performance Analytic Appliance \u00a0kelimelerinin k\u0131saltmas\u0131 art\u0131k biliyorsunuz \ud83d\ude42 what is\u00a0hana \u00fcr\u00fcn\u00fc sadece bir yaz\u0131l\u0131m \u00fcr\u00fcn\u00fc veya sadece bir donan\u0131m \u00fcr\u00fcn\u00fc de\u011fil asl\u0131nda her ikiside. s\u00f6yleki ;<\/p>\n

Y\u00fcksek performans analiz cihaz\u0131 yani asl\u0131nda h\u0131zl\u0131 raporlamaya olanak sa\u011flayan bir \u00fcr\u00fcn gibi duruyor.<\/p>\n

Bu \u00fcr\u00fcn SAP<\/strong> firmas\u0131n\u0131n BW<\/strong> dan sonra \u00fcretti\u011fi BI<\/strong> raporlama yaz\u0131l\u0131m\u0131n bir alt katman\u0131na konularak yada deyim do\u011fru ise bu hana bir server \u00e7ok g\u00fc\u00e7l\u00fc donan\u0131ma sahip sap ‘\u0131n raporlama yaz\u0131l\u0131m\u0131 buna kuruyorsunuz ve normal serverda \u00e7al\u0131\u015fan bir rapor 77 dk ‘da sonu\u00e7lan\u0131r iken HANA<\/strong> \u00fczerinde \u00e7al\u0131\u015fan rapor sadece 13 saniyede yani 350 kat\u0131 gibi bir \u00e7abuklukla geliyor. i\u015fte bu performans hana cihaz\u0131n\u0131n ve yaz\u0131l\u0131m\u0131n ma\u011frifeti.<\/p>\n

SAP<\/strong>\u00a0BW<\/strong> veya BI<\/strong> raporlama server ‘lar\u0131n\u0131n mant\u0131\u011f\u0131 OLAP<\/strong> ve OLTP<\/strong> birde warehouse<\/strong>\u00a0yan\u0131 main ssytem ‘in \u00fczerinde transactional i\u015flem yap\u0131l\u0131rken birde rapor y\u00fck\u00fcn\u00fcn bindirilmesi,\u00a0 ana sistemi iyice yava\u015flataca\u011f\u0131ndan wherehause<\/strong> mimarisi ayr\u0131 bir raporlama sistemine ana sistemden belli periyotta master (rapor yap\u0131alcak ana veriler)\u00a0 data lar al\u0131narak birer kopyas\u0131, ama an itibari ile g\u00fcncel data de\u011fil mesela bir g\u00fcn \u00f6ncesi son hali olmak ko\u015fulu ile ayr bir sistemde raporlama yani analitik, analiz yap\u0131larak rapor \u00e7\u0131kt\u0131s\u0131 ile ana i\u015fin durmas\u0131n\u0131n engellenmesi temeline dayan\u0131r. Bu sebepten\u00a0 BW<\/strong> – BI<\/strong> ve genel olarak\u00a0warehouse <\/strong>en temel sebep donan\u0131msal yetersizlik imakans\u0131l\u0131k diyebiliriz.<\/p>\n

Hana Server Cihaz\u0131 ?<\/strong><\/p>\n

Ahanda HANA \u00a0<\/strong>sizde bi\u015fey sanm\u0131\u015ft\u0131n\u0131z dimi \ud83d\ude42<\/p>\n

\"\"<\/p>\n

cihaz\u0131n platform ve geni\u015f \u00f6zellikleri linkteki pdf de mevcut<\/p>\n

http:\/\/www.saphana.com\/docs\/DOC-1636<\/a><\/p>\n

http:\/\/help.sap.com\/hana\/SAP_HANA_Administration_Guide_en.pdf<\/p>\n

http:\/\/help.sap.com\/hana\/SAP_HANA_Modeling_Guide_en.pdf<\/p>\n

www.saphana<\/b>.com\/<\/cite>\u200e<\/p>\n

http:\/\/www.sdn.sap.com\/irj\/scn\/go\/portal\/prtroot\/docs\/library\/uuid\/50be46f6-ec9b-3010-9d97-e1d6b96c37f3?QuickLink=index&overridelayout=true&58385785467589<\/a><\/p>\n

yaz\u0131l\u0131msal olarak ta model mimari yap\u0131s\u0131 s\u00f6yle ;<\/p>\n

[youtube 9hM83qw9tYs]<\/p>\n

A\u015fa\u011f\u0131daki video web raporlama bile\u015fenleri – componentleri ile milyonlarca kb l\u0131k veriden anl\u0131k datay\u0131 bir ka\u00e7 sn analiz edip select ‘leyip html \u00e7\u0131kt\u0131s\u0131 olarak g\u00f6sterebiliyor, web d\u00fcnyas\u0131ndaki raporlmaya \u0131\u015f\u0131k tutaca\u011f\u0131 kesin en bariz bir \u00f6rne\u011fi, time out ba\u015f belas\u0131 sorunlar\u0131 ciddi manada \u00e7\u00f6zecektir kanaatindeyim web den eri\u015fim ihtiya\u00e7lar\u0131ndaki raporlamar\u0131n uzak lokasyonlar\u0131na ila\u00e7 olacakt\u0131r. en \u00f6nemlisi canl\u0131 data anl\u0131k analiz. anl\u0131k analiz ikinci verisyonda yani ana sistemin HANA<\/strong> \u00fczerinde ko\u015fmas\u0131 \u00e7al\u0131\u015fmas\u0131 ile olacak SAP planlar\u0131nda buda var ERP nin hanada ko\u015fmas\u0131 buradaki \u00e7eli\u015fki o zaman neden hana<\/strong> ? BW<\/strong> ve BI<\/strong> benim teorimde bu hana ile\u00a0warehouse <\/strong>felsefesi \u00f6l\u00fcr. ihtiya\u00e7 ortadan kalk\u0131yor. Bu s\u00fcrecin olu\u015fabilmesi tamamen duygusal nedenlere ba\u011fl\u0131 ucuzlamas\u0131 ile h\u0131zl\u0131 bir ivme kazanabilir. \u00d6zetle BW – B\u0131 \u00e7\u0131k\u0131\u015f noktas\u0131 ana sistemden rapor ge\u00e7ince ek y\u00fck binmesi performans\u0131n yetersiz olmas\u0131ndan yar\u0131 bir serverda raporlama ihtiyac\u0131n\u0131n olmas\u0131yd\u0131 ama HANA gibi g\u00fc\u00e7l\u00fc serverlarla bu ihtiya\u00e7 \u00e7\u00f6z\u00fcl\u00fcnce neden hala BW ve BI ayr server olsun direk raporlama, main ssystem HANA \u00fczerinde olasun raporlamada burdan olsun her \u015fey hana olsun \ud83d\ude42 bu sadece SAP \u00fcr\u00fcnleri i\u00e7in ge\u00e7erli de\u011fil t\u00fcm di\u011fer raporlama mimarileri bu performans serverlar\u0131n g\u00fc\u00e7lerinin yetersiz olmas\u0131ndan bu OLAP<\/strong> ve OLTP<\/strong> mimarilerine warehouse <\/strong>mimarilerine ihtiyac\u0131 do\u011furmu\u015ftur.<\/p>\n

[youtube vZ-Mn6fNOiY]<\/p>\n

Teknik olarak birazdaha a\u00e7mak gerekirse ?<\/strong><\/p>\n

dedi\u011fim gibi i\u015fte hana bize bu imkans\u0131zl\u0131\u011f\u0131 ve ihtiyac\u0131 kald\u0131r\u0131yor. s\u00f6yleki ;<\/p>\n

HANA<\/strong> gibi sistemlere Serverlar\u0131n \u015fu zamandaki babas\u0131 diyebiliriz . \u015fimdi hardware – donan\u0131m g\u00fc\u00e7lerindeki serverlarda son d\u00f6nemlerde moda olan \u015fu cloud \u00a0– bulut system- sistemler bunlar\u0131n birden fazla \u00e7ekirde\u011fe sahip (core) CPU \u00a0(Center Processer Unit ) mevcut \u00e7ok para verip bunlar\u0131n 24- 48 CPU<\/strong> sahip ve GB<\/strong> lara varan serverlar alabilirsiniz. ama buradaki en dar bo\u011faz (performans anlam\u0131nda)\u00a0 20 y\u0131ll\u0131k bilgisayar pc server geli\u015fim yol haritas\u0131ndaki sorun memory ihtiyac\u0131n\u0131n olu\u015fma sebebi dir. bilgisayr mimarisinde Neden ?\u00a0 memory \u00a0(RAM) ihtiya\u00e7 vard\u0131r sorusunun cevab\u0131d\u0131r ? Hardisklerin, yani verilerin sakland\u0131\u011f\u0131 d\u00f6nen disk magnetik teknolojisindeki verinin yaz\u0131lma ve okunma h\u0131zlar\u0131ndaki eri\u015fim s\u00fcreleri y\u0131llarca yava\u015fl\u0131k performans veri kayb\u0131 sorunlar\u0131n\u0131n ba\u015f\u0131n\u0131 \u00e7ekmi\u015ftir. RAM de ara bir katman olarak ihtiya\u00e7tan kullan\u0131l\u0131r asl\u0131nda verileri kal\u0131c\u0131 saklad\u0131\u011f\u0131m\u0131z hardiskler RAM h\u0131z\u0131nda \u00e7al\u0131\u015fsalard\u0131 RAM<\/strong> ihtiyac\u0131m\u0131z yoktu.<\/p>\n

San\u0131r\u0131m gelecek y\u0131llarda bilgisayar server mimarilerinden RAM<\/strong> kalkacak gibi g\u00f6r\u00fcn\u00fcyor.<\/p>\n

\u0130\u015fte son 2- 3 y\u0131ld\u0131r konu\u015ftu\u011fumuz \u00a0SSD (Solid State Drive) denilen HDD disklerin yerini alan yeni magnetik d\u00f6nen disklerden farkl\u0131 RAM<\/strong> yap\u0131s\u0131 gibi (elektronik olarak) chiplerden olu\u015fan ama elektrik kesildi\u011finde veri kaybetmeyen ve okuma h\u0131zlar\u0131 normal disklere g\u00f6re 350-500 kat daha verimli olan SSD ler icat edilene kadar ?.<\/p>\n

\u0130\u015fte bu son y\u0131llardaki disk teknolojisindeki ciddi teknolojik geli\u015fim t\u00fcm IT donan\u0131m ve yaz\u0131l\u0131m mimarilerini alt\u00fcs edecek ? belkide bunu ssd \u00fcreten ler bile tahmin edememi\u015fti her \u015fey 1 saniyede a\u00e7\u0131lan windows ideaili gibi basit \u00a0bir felsefe ile ba\u015flam\u0131\u015ft\u0131. sonu nu kim bilebilirdi ki ciddi manada i\u015f sekt\u00f6r\u00fcne hitap edece\u011fini.<\/p>\n

Bu cihaz\u0131n bir appliance<\/strong> \u00fcr\u00fcn olmas\u0131ndan dolay\u0131 direk ald\u0131\u011f\u0131n\u0131z \u00fcr\u00fcn asl\u0131nda bir doan\u0131m mimarisi yani direk \u00e7ok g\u00fc\u00e7l\u00fc diskleri olan , \u00e7ok falza memory bellek chip setine sahip bir \u00fcr\u00fcn al\u0131yorsunuz. bunlar\u0131da \u00fcr\u00fcn olarak \u015fukadar kapasiteli \u015fukadar cpu lu \u015fu kadar bellekli olarak kutulay\u0131p sat\u0131yorlar \ud83d\ude42<\/p>\n

i\u015f sadece sat\u0131n almakla bitmiyor ?<\/strong><\/p>\n

ve tabiki bu kadar g\u00fc\u00e7l\u00fc bir donan\u0131m kendi i\u00e7inde ileti\u015fimi i\u00e7in y\u00f6netim yaz\u0131l\u0131 katman\u0131na ihtiyac\u0131 ka\u00e7\u0131n\u0131lmaz \u00f6zel bir \u00fcr\u00fcn oldu\u011fundan direk server kendi yaz\u0131l\u0131m\u0131 ile gelmek zorunda kal\u0131yor.<\/p>\n

Appliance nedir ? \u00a0nedir bu kavram\u00a0<\/strong><\/p>\n

Bu kadar g\u00fc\u00e7l\u00fc bir server \u00f6zelli\u011fine sahip bir cihaz\u0131 oyun server hizmetinde kullanamzs\u0131n\u0131z teknik olarak kullan\u0131l\u0131r gibi g\u00f6r\u00fcnsede uygulamada olmaz \u00e7\u00fcnk\u00fc \u00fcr\u00fcn tamamen ERP<\/strong> yaz\u0131l\u0131m\u0131n altyap\u0131s\u0131na yani SAP A.G.<\/strong> main core denilen SAP R3<\/strong> sistemine hizmet etmek ama\u00e7l\u0131 \u00fcretilmesinden kaynaklanmaktad\u0131r. i\u015fte bu tarz \u00fcr\u00fcnlere bu y\u00fczden hizmete y\u00f6nelik yani amaca y\u00f6nelik \u00fcr\u00fcn appliance<\/strong> \u00fcr\u00fcn dneiliyor.<\/p>\n

Kimler Hana almal\u0131 ve kullanmal\u0131 ?<\/strong><\/p>\n

HANA y\u00fcksek giga byte Gb yada Tera byte\u00a0 veriye sahip anl\u0131k analiz yapma ihtiyac\u0131 olan b\u00fc\u00fcyk \u00f6l\u00e7ekli firmalar\u0131n, birazda parasal anlamda yat\u0131r\u0131m yapabilme (y\u00fcksek meblada euro sahip) g\u00fcc\u00fcne sahip firmalara h\u0131z \u00e7\u00f6z\u00fcm\u00fc sunuyor.<\/p>\n

Bununla ilgili de bu y\u0131la damgas\u0131n\u0131 vuran SAP A.G.<\/strong> nin \u00fcr\u00fcn\u00fcne bir tekerlemede benden SAP Hana geliyor yana yana<\/strong> .<\/p>\n

Benim \u00f6nerim Tera byte lardaki bilgilerin aras\u0131nda \u00e7al\u0131\u015fan sorgular\u0131n performanslar\u0131nda s\u0131k\u0131nt\u0131 ya\u015f\u0131yorsan\u0131z ve anl\u0131k analiz sizin i\u00e7in \u00f6nemli ise, yani anl\u0131k analizleri ge\u00e7 yapman\u0131z karl\u0131l\u0131\u011f\u0131 etkileyen direk etkense, kesinlikle bu sisteme ge\u00e7ilmesi karl\u0131l\u0131k sa\u011flayacakt\u0131r ve yat\u0131r\u0131m maliyetlerini \u00e7ok k\u0131sa s\u00fcrede \u00e7\u0131karacakt\u0131r. (geri kazand\u0131racakt\u0131r)<\/p>\n

Ama fiyatlar \u015fuanda database yani disk ve memory ile do\u011fru orant\u0131l\u0131 u\u00e7uk durumda \ud83d\ude42<\/p>\n

Merakl\u0131s\u0131na sap hana performans demolar\u0131 – uzun soluklu videolard\u0131r, izlemeden derin nefes al\u0131n<\/p>\n

[youtube ufEXmK4A-Qk]<\/p>\n

[youtube 2KLlrkYo56o]<\/p>\n

http:\/\/www54.sap.com\/pc\/tech\/in-memory-computing-hana\/software\/platform\/database.html<\/a><\/p>\n

Hana Temelde Unix mi Linux mu ? Windows serverda hana \u00e7al\u0131\u015f\u0131r m\u0131 ?<\/strong><\/p>\n

Hana kendi core OS \u00fczerinde yani Linux ‘un SUSE versiyonu \u00fczerinde \u00e7al\u0131\u015fmaktad\u0131r. SUSE novel firmas\u0131 taraf\u0131ndan sat\u0131n al\u0131nm\u0131\u015ft\u0131r.<\/p>\n

Hana n\u0131n rakipler ?\u00a0<\/strong><\/p>\n

en b\u00fcy\u00fck rakibi oracle <\/strong><\/p>\n

http:\/\/www.oracle.com\/technetwork\/products\/timesten\/overview\/index.html<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Bu \u00fcr\u00fcn SAP firmas\u0131n\u0131n BW dan sonra \u00fcretti\u011fi BI raporlama yaz\u0131l\u0131m\u0131n bir alt katman\u0131na konularak yada deyim do\u011fru ise bu hana bir server \u00e7ok g\u00fc\u00e7l\u00fc donan\u0131ma sahip sap \u0131n raporlama yaz\u0131l\u0131m\u0131 buna kuruyorsunuz ve normal serverda \u00e7al\u0131\u015fan bir rapor 77 dk da gelirken HANA \u00fczerinde \u00e7al\u0131\u015fan rapor sadece 13 saniyede yani 350 kat\u0131 gibi bir \u00e7abuklukla geliyor. bu hana cihaz\u0131n\u0131n ve yaz\u0131l\u0131m\u0131n marifeti.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[6,115,45],"tags":[449,494,550,571,580,629,907,938,1090,1114,1134,1191,1220,1455,1545,1546,1547,1666,1837,1843,1863,1908,2182],"class_list":["post-2902","post","type-post","status-publish","format-standard","hentry","category-bilisim-it-haber","category-hana","category-sap","tag-analytic","tag-appliance","tag-base","tag-bellek","tag-bi","tag-bw","tag-erp","tag-fi","tag-hana-2","tag-high","tag-hr","tag-in","tag-is-zekasi","tag-memory","tag-neden-hana","tag-nedir","tag-nedir-hana","tag-performance","tag-sap","tag-sap-turkey","tag-sd","tag-sistem","tag-uzerinde","has-post-title","has-post-date","has-post-category","has-post-tag","has-post-comment","has-post-author",""],"aioseo_notices":[],"views":11347,"_links":{"self":[{"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/posts\/2902","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/comments?post=2902"}],"version-history":[{"count":0,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/posts\/2902\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/media?parent=2902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/categories?post=2902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/tags?post=2902"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}