{"id":8,"date":"2013-12-29T10:13:42","date_gmt":"2013-12-29T10:13:42","guid":{"rendered":"http:\/\/s-h.dk\/cv\/?page_id=8"},"modified":"2014-10-15T07:05:14","modified_gmt":"2014-10-15T07:05:14","slug":"systemprogrammor","status":"publish","type":"page","link":"http:\/\/s-h.dk\/cv\/systemprogrammor\/","title":{"rendered":"Systemprogramm\u00f8r"},"content":{"rendered":"<p><strong>Cics<\/strong><\/p>\n<p>Uddannelsen til og arbejdet som Cics systemprogramm\u00f8r startede efter kodning af et fakturerings system hos LK-NES. Dette system var et online CICS applikations system kodet i Assembler i Cics macro kode. N\u00e6ste opgave var Beta test af IBM D-bom system for IBM. D-bom var et Bill-Of-Material Cics system og i den forbindelse tog jeg mine f\u00f8rste skridt til ops\u00e6tning af Cics systemer.<br \/>\nEfter ans\u00e6ttelse hos SDC som Systemprogramm\u00f8r med bla. ansvaret over deres online dataopsamlings system (navnet var Cream udviklet i assembler af IBM sverige) blev en af mine opgaver af vurderer hvilket online system der skulle erstatter dette system. Jeg blev sendt p\u00e5 kursus rund om i Europa for at kunne sammenligne de online systemer som fandtes.Det omfattede Cics &#8211; IMS-DL\/1 &#8211; Complete &#8211; System 2000 o.a.<br \/>\nI de f\u00f8lgende \u00e5r arbejdede jeg med bla. Honneywell &#8211; Borroughs &#8211; Simens online systemer.<br \/>\nHos KTAS udviklede jeg systemer til at switch mellem 2 Edb maskiner med hver sin Cics, hvorved der blev dannet et system som maximalt havde 5 minutters nedbruds tid (1982).<br \/>\nHos Novo A\/S udf\u00f8rte jeg en konvertering fra Novo&#8217;s gamle et bruger online system til Cics. Derefter lavede jeg et standard print styrings system til decentralt print .<br \/>\nPrintstyrings systemet byggede p\u00e5 DB2 databaser.<\/p>\n<p><strong>IMS<\/strong><\/p>\n<p>I forbindelse med min uddannelse hos SDC havde jeg f\u00e5et et grundigt kendskab til IMS\/DL\/1 og da jeg s\u00e5 fik opgaven hos PBS (Nu Nets) med\u00a0 vedligeholdelse af Eurocard systemet det en overbygning af min viden. Ligeledes udviklede jeg\u00a0 hos PBS en front end applikation til IMS&#8217;en s\u00e5 man ved k\u00f8rsel kunne gemme input og output p\u00e5 tape.<br \/>\nVed at genk\u00f8re med det gemte input p\u00e5 \u00e6ndrede applikationer eller \u00e6ndret IMS system ops\u00e6tning var det muligt at foretage regressions test ved sammenligning af output fra de 2 k\u00f8rsler.<\/p>\n<p><strong>DL\/1<\/strong><br \/>\nHos Sofus Berendsen og Novenco var opgaven vedligehold af DL\/1 ops\u00e6tning.<br \/>\nHos Brdr. Dahl var en af opgaverne at supporterer deres finanssystem som byggede p\u00e5 DL\/1.<\/p>\n<p><strong>DB2<\/strong><\/p>\n<p>Konverteringsopgaven hos Novo var baseret p\u00e5 at data blev gemt i VSAM filer. De efterf\u00f8lgende \u00e5r blev produktions planl\u00e6gningssystemet \u00e6ndret til at bruge DB2 som data platform.<br \/>\nDen sidste periode (3\/4 \u00e5r) hos Texaco havde jeg DB2 administrations ansvaret.<br \/>\nEn af hovedopgaverne var at reetablerer data og holde DB2 k\u00f8rende, da der ofte var hardware fejl p\u00e5 diskene.<\/p>\n<p><strong>MVS<\/strong><\/p>\n<p>I forbindelse med opgaverne hos Danmarks Radio og PBS og KTAS blev jeg tildelt opgaver med installation af diverse software produkter til afvikling under MVS. F\u00f8rst var det MVS\/FT og siden MVS\/VT. Mange af mine opgaver var at s\u00e6tte drift milj\u00f8er op, s\u00e5 de kunne arbejde i samspil med udviklings milj\u00f8erne.<\/p>\n<p><strong>DOS\/VSE<\/strong><\/p>\n<p>En opgave hos SDC som Systemprogramm\u00f8r var ops\u00e6tte og styre IBM&#8217;s DOS\/VSE styresystem (Beregnet til mindre maskiner). Jeg blev sendt til Stockholm i 2 x 2 uger for at l\u00e6re dette.<br \/>\nI mange opgaver i de f\u00f8lgende \u00e5r udf\u00f8rte jeg opgaver som konvertering \/ total flytning af EDB systemer fra DOS Systemer til MVS systemer med data og programmer.<br \/>\n(Xeroes &#8211; Hafnia &#8211; Tulip &#8211; Fyns amt &#8211; Texaco Danmark &#8211; Texaco Norge &#8211; DFDS &#8211; j\u00a0 Lauritzen)<br \/>\nHos Forsvarskommandoen var opgaven at opl\u00e6re forsvarets egne folk ang\u00e5ende i DOS\/VSE ops\u00e6tning og vedligeholdelse. Opgaven varede adskillige \u00e5r. Efterf\u00f8lgende var opgaven udskiftning af EDB maskiner p\u00e5 alle lokationer fra 4381 til 9370 med overf\u00f8ring af data og programmer.<\/p>\n<p><strong>Performance optimering af systemer \u2013 applikationer<\/strong><\/p>\n<p>Optimering af systemer.<\/p>\n<ul>\n<li>B\u00f8rneydelse systemets online afvikling som CICS transaktion. DB2 l\u00e6snings rutine gemmer de 20 sidst hentede person oplysninger i hukommelsen s\u00e5 disse person oplysninger kan genbruges uden disk access.<\/li>\n<li>Anbringelses system. Optimering af DB2 &#8211; SQL statements s\u00e5 svartider kunne minimeres.<\/li>\n<\/ul>\n<p>Optimering af applikationer.<\/p>\n<ul>\n<li>VSAM files: For hurtigere afvikling af applikationer Batch som Online<\/li>\n<li>PL\/1 program optimering via analyse v\u00e6rkt\u00f8jer<\/li>\n<li>Optimering af DB2 SQL statement (Dynamisk SQL) hos KMD<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Cics Uddannelsen til og arbejdet som Cics systemprogramm\u00f8r startede efter kodning af et fakturerings system hos LK-NES. Dette system var et online CICS applikations system kodet i Assembler i Cics macro kode. N\u00e6ste opgave var Beta test af IBM D-bom system for IBM. D-bom var et Bill-Of-Material Cics system og i den forbindelse tog jeg &hellip; <a href=\"http:\/\/s-h.dk\/cv\/systemprogrammor\/\" class=\"more-link\">L\u00e6s videre <span class=\"screen-reader-text\">Systemprogramm\u00f8r<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-8","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Systemprogramm\u00f8r - Cv<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/s-h.dk\/cv\/systemprogrammor\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Systemprogramm\u00f8r - Cv\" \/>\n<meta property=\"og:description\" content=\"Cics Uddannelsen til og arbejdet som Cics systemprogramm\u00f8r startede efter kodning af et fakturerings system hos LK-NES. 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