Wannan labarin zai gaya muku game da babban aikin aiwatar da SAP a cikin kamfaninmu. Bayan haɗin gwiwar kamfanonin M.Video da Eldorado, an ba da sassan fasaha wani aiki maras muhimmanci - don canja wurin tsarin kasuwanci zuwa wani baya daya bisa SAP.
Kafin farawa, muna da kayan aikin IT kwafi na sarƙoƙi guda biyu, wanda ya ƙunshi kantuna 955, ma'aikata 30 da rasidu dubu ɗari uku kowace rana.
Yanzu da komai ya yi nasara kuma yana gudana, muna so mu raba labarin yadda muka yi nasarar kammala wannan aikin.
A cikin wannan wallafe-wallafen (na farko na biyu, wanda ya sani, watakila uku) za mu gabatar muku da wasu bayanai game da aikin da aka yi, game da abin da za ku iya ganowa a taron SAP ME a Moscow.
Watanni shida na ƙira, watanni shida na coding, watanni shida na ingantawa da gwaji. KUMA 12 hoursdon fara tsarin gama gari a cikin shaguna 1 a ko'ina cikin Rasha (daga Vladivostok zuwa Kaliningrad).
Yana iya zama kamar ba gaskiya ba ne, amma mun yi shi! Cikakkun bayanai a ƙarƙashin yanke.
A cikin tsarin haɗin gwiwar kamfanonin M.Video da Eldorado, mun fuskanci aikin inganta farashi da rage ayyukan kasuwanci na kamfanoni daban-daban guda biyu zuwa baya guda ɗaya.
Wataƙila ana iya kiran wannan sa'a ko daidaituwa - duka dillalai sun yi amfani da tsarin SAP don tsara matakai. Dole ne mu magance kawai tare da ingantawa, kuma ba tare da cikakken sake fasalin tsarin ciki na cibiyar sadarwar Eldorado ba.
A zahiri, an raba aikin zuwa matakai uku (a zahiri huɗu):
- Zane "a kan takarda" da yarda manazartan kasuwancinmu da masu ba da shawara na SAP don sabbin hanyoyin (da kuma sabunta tsoffin tsoffin) a cikin tsarin da ake da su.
Bayan nazarin alamomi masu yawa na baya-bayan da aka riga aka yi na kamfanonin biyu, an dauki nauyin M.Video a matsayin tushen ci gaba da tsarin haɗin kai. Ɗaya daga cikin manyan ma'auni da aka zaɓi shine ingancin kamfani gaba ɗaya, yawan kudaden shiga da riba a ƙananan farashin ayyukan kasuwanci.
Tsarin bincike da ƙirar ƙira ya ɗauki kimanin watanni shida, biliyoyin ƙwayoyin jijiya daga shugabannin sassan da ƙwararrun fasaha, kuma yawancin lita na kofi sun bugu.
- Aiwatar a cikin lamba. Ga wasu lambobi bisa sakamakon aikin:
- Hanyoyi 2 a kowace rana da aka tsara ta amfani da tsarin dabaru.
- 38 masu amfani gaba da baya.
- Kayayyaki 270 a cikin ɗakunan ajiya na kasuwancin da aka haɗa.
Kimanin cak 300 da tsarin ke sarrafa kowace rana, wanda daga baya aka adana har zuwa shekaru biyar don baiwa abokan ciniki garanti, da kuma dalilai na binciken kasuwa.
Yi lissafin albashi, ci gaba da kari ga ma'aikata 30 kowane wata.
Aikin ya ƙunshi ƙungiyar ƙwararrun fasaha 300 waɗanda suka yi aiki na watanni goma. Yin amfani da ƙididdigar ƙididdiga masu sauƙi, muna samun adadi guda biyu waɗanda ke nuna ma'aunin aikin da aka yi a fili: Mutum 90 / kwana da… 000 hours na aiki.
Na gaba - inganta ayyukan yau da kullun na samfuran SAP; kusan ɗari na yau da kullun an haɓaka sau biyar zuwa shida ta haɓaka lambar da tambayoyin da ke cikin bayanan.A cikin kowane hali, mun sami damar rage lokacin aiwatar da shirin daga sa'o'i shida zuwa mintuna goma ta haɓaka tambayoyin DBMS
- Mataki na uku shi ne watakila mafi wuya - gwaji. Ya ƙunshi zagaye da yawa. Don aiwatar da su, mun tara ƙungiyar ma'aikata 200, sun shiga cikin gwaje-gwajen aiki, haɗin kai da sake dawowa.
Za mu kwatanta gwaje-gwajen lodi a cikin sakin layi na daban; sun ƙunshi zagayowar 15 don kowane nau'ikan SAP: ERP, POS, DM, PI.
Dangane da sakamakon kowane gwaji, lambobi da sigogi na DBMS, da maƙasudin bayanai an inganta su (muna gudanar da su akan SAP HANA, wasu akan Oracle).
Bayan duk gwaje-gwajen lodi, kusan 20% ƙarin an ƙara zuwa ikon ƙididdigewa, kuma an ƙirƙiri ajiyar kusan daidai (20%) girma.
Bugu da kari, bayan aiwatar da zagayowar da aka bayyana a sama, mun fara nazarin shirye-shirye 100 mafi mahimmancin albarkatu, bisa ga sakamakon da muka sake sabunta lambar kuma muka hanzarta aikinsu da matsakaicin sau biyar (wanda ya sake tabbatar da cewa tsarin aiki na yau da kullun). muhimmancin refactoring da inganta code).Gwajin karshe da aka yi an "yanke". An ƙirƙiri wani yanki na gwaji daban don shi, wanda ya kwafi cibiyar bayanan mu mai albarka. Mun yi "Cut over" sau biyu, a duk lokacin da ya ɗauki kimanin makonni biyu, a lokacin da muke auna saurin ayyuka kamar: canja wurin saitunan shirye-shirye daga wurin gwaji zuwa mai amfani, loda wuraren budewa na kayan kaya da lokutan rashin samuwa. ayyuka.
- Kuma mataki na hudu - kaddamar da kai tsaye bayan cin jarabawar. Aikin ya kasance, a gaskiya magana, mai wuya: a cikin sa'o'i 12 don canzawa game da shaguna 955 a fadin kasar, kuma a lokaci guda ba a daina tallace-tallace ba.
A daren Fabrairu 24-25, ƙungiyar goma daga cikin ƙwararrun ƙwararrun ƙwararrun kamfaninmu sun ɗauki "allon kallo" a cikin cibiyar bayanai, kuma sihirin canji ya fara. Za mu yi magana game da shi daki-daki a taronmu, sa'an nan kuma za mu ba da labarin na biyu zuwa cikakkun bayanan fasaha na SAP sihirinmu.
Sakamako.
Don haka, sakamakon aikin ya karu a cikin alamomi kamar:
- Kayan da ke bayan baya ya kusan ninki biyu.
- Yawan cak a kowace rana ya karu da 50% daga dubu 200 zuwa dubu 300.
- Yawan masu amfani da gaba ya karu daga dubu 10 zuwa dubu 20.
- A cikin tsarin lissafin albashi, adadin ma'aikata ya karu daga dubu 15 zuwa dubu 30.
Za mu yi magana game da duk cikakkun bayanai na fasaha a taronmu na SAP a Moscow, wanda zai faru a ranar 6 ga Yuni a ofishin M.Video-Eldorado. Masana za su raba kwarewar aiwatar da su. Dangane da sakamakon taron, ƙwararrun matasa za su iya samun horon da aka biya a kamfanin tare da fatan samun ƙarin aiki.
Kuna iya samun ƙarin cikakkun bayanai kuma kuyi rajista a
source: www.habr.com