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<li class="toctree-l3"><a class="reference internal" href="example_duplicatesearch.html">Hvordan fungerer duplikatsøgningen?</a></li>
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<article role="main" id="furo-main-content">
<section id="duplicate-file-search">
<h1>Søgning efter duplikatfiler<a class="headerlink" href="#duplicate-file-search" title="Link to this heading">¶</a></h1>
<p>Søgningen efter duplikatfiler søger efter duplikatfiler på de valgte drev eller delinger.</p>
<p>I denne sammenhæng er duplikatfiler filer, der ser ud til at eksistere mere end én gang. Sådanne overflødige filer øger unødigt den tildelte plads på dine diske.</p>
<a class="reference internal image-reference" href="_images/TreeSize-FileSearch_DuplicateFiles.png"><img alt="_images/TreeSize-FileSearch_DuplicateFiles.png" class="align-center" src="_images/TreeSize-FileSearch_DuplicateFiles.png" style="width: 100%;" />
</a>
<section id="context-tab">
<h2>Kontekstfanen<a class="headerlink" href="#context-tab" title="Link to this heading">¶</a></h2>
<section id="search-mode">
<h3>Søgemåde<a class="headerlink" href="#search-mode" title="Link to this heading">¶</a></h3>
<p>Vælg en af tre måder til søgning efter duplikater. Du kan søge efter duplikatfiler, duplikatmapper eller filer, der ikke har nogen duplikater.</p>
<section id="duplicate-files">
<h4>Duplikatfiler<a class="headerlink" href="#duplicate-files" title="Link to this heading">¶</a></h4>
<p>Søger efter filer, der er duplikater af hinanden, ved hjælp af den valgte sammenligningsmetode.</p>
</section>
<section id="duplicate-folders">
<h4>Duplikerede Mapper<a class="headerlink" href="#duplicate-folders" title="Link to this heading">¶</a></h4>
<p>Søger efter mapper, der er duplikater af hinanden. To mapper betragtes som duplikater, hvis de indeholder det samme antal undermapper og filer. Disse undermapper og filer skal også være ens i forhold til den valgte sammenligningsmetode.</p>
</section>
<section id="unique-files">
<h4>Unikke Filer<a class="headerlink" href="#unique-files" title="Link to this heading">¶</a></h4>
<p>Denne indstilling søger efter filer, der ikke har nogen duplikater på de valgte søgestier.</p>
</section>
</section>
<section id="comparison-method">
<h3>Sammenligningsmetode<a class="headerlink" href="#comparison-method" title="Link to this heading">¶</a></h3>
<p>Definerer hvilke kriterier der skal bruges til at identificere filer som duplikater. Her er en liste over de tilgængelige strategier:</p>
<section id="file-content">
<h4>Filindhold<a class="headerlink" href="#file-content" title="Link to this heading">¶</a></h4>
<p>Denne mulighed bruger MD5 checksummer til sammenligning som standard.</p>
<p>Når denne metode anvendes, beregnes en såkaldt hashværdi baseret på indholdet af hver fil. Filer med det samme indhold vil have den samme hashværdi, filer med forskelligt indhold vil næsten helt sikkert have forskellige værdier. Tomme filer ignoreres, da der ikke er noget indhold at sammenligne.</p>
<p>Dette er mere præcist end at sammenligne filer efter deres navn, størrelse og dato, men det er også meget langsommere.</p>
<p>Inden for filsøgningsindstillingerne er det muligt at justere denne metode til at bruge SHA256 hashes i stedet. SHA256-algoritmen reducerer den statistiske risiko for hash-kollisioner sammenlignet med MD5, men den er også betydeligt langsommere. Denne mulighed er kun synlig, når der anvendes ekspertapplikationsmode.</p>
</section>
<section id="size-name-and-date">
<h4>Størrelse, Navn og Dato<a class="headerlink" href="#size-name-and-date" title="Link to this heading">¶</a></h4>
<p>Vælg denne mulighed for at identificere duplikatfiler ved at se efter ens navne, størrelser og seneste ændringsdatoer.</p>
<p>Dette er meget hurtigere end at bruge checksums til at indikere duplikater, men det er også mindre præcist.</p>
</section>
<section id="name-and-size">
<h4>Navn og Størrelse<a class="headerlink" href="#name-and-size" title="Link to this heading">¶</a></h4>
<p>Vælg denne mulighed for at identificere duplikatfiler ved at se efter ens navne og størrelser.</p>
<p>Lige som det allerførste sammenligningskriterium, men uden at tage hensyn til »sidst ændret« tidsstemplet for filerne.</p>
<p>Dette er nyttigt i tilfælde af, at filer er blevet flyttet fra et sted til et andet, hvilket kan ændre dette tidsstempel.</p>
</section>
<section id="name">
<h4>Navn<a class="headerlink" href="#name" title="Link to this heading">¶</a></h4>
<p>Vælg denne mulighed for at finde alle filer med ens filnavne.</p>
<p>Denne sammenligningstype kan være nyttig, når du søger efter uønskede kopier (f.eks. dokumenter, der er blevet kopieret og ændret lokalt).</p>
</section>
<section id="name-without-extension">
<h4>Navn uden Udvidelse<a class="headerlink" href="#name-without-extension" title="Link to this heading">¶</a></h4>
<p>Vælg denne indstilling for at registrere filer med ens navne uden at tage hensyn til filtypen.</p>
<p>Dette kan være interessant, hvis du søger efter duplikerede backup-filer eller f.eks. rækkedata og kompakte billed- eller videofiler (»MyPhoto.bmp« - »MyPhoto.png«).</p>
</section>
<section id="size-and-date">
<h4>Størrelse og dato<a class="headerlink" href="#size-and-date" title="Link to this heading">¶</a></h4>
<p>Sammenligner filer i henhold til deres størrelse og datoværdier. Dette giver mulighed for en hurtigere, men derfor mindre præcis søgning efter duplikerede filer med forskellige navne. Utilsigtede kopier med navne som »Kopi af …« kan hurtigt identificeres ved hjælp af denne metode.</p>
</section>
<section id="size-only">
<h4>Kun størrelse<a class="headerlink" href="#size-only" title="Link to this heading">¶</a></h4>
<p>Vælg denne indstilling for at finde alle filer med samme størrelse.</p>
</section>
</section>
<section id="search-filters">
<h3>Søgefiltre<a class="headerlink" href="#search-filters" title="Link to this heading">¶</a></h3>
<p>Yderligere indstillinger til at tilpasse søgningen efter duplikater af filer:</p>
<section id="exclude-filter">
<h4>Ekskluder filter<a class="headerlink" href="#exclude-filter" title="Link to this heading">¶</a></h4>
<p>Giver mulighed for at aktivere, deaktivere eller tilpasse de globale ekskluderingsfiltre for denne søgning.</p>
<p>Ved at begrænse duplikatsøgningen til et bestemt forvalg af filer kan du forhindre, at filer i bestemte mapper (f.eks. dine lokale systemmapper) vises som duplikater. Derudover vil denne indstilling reducere antallet af filer, der skal sammenlignes, hvilket forbedrer søgningens hastighed.</p>
</section>
<section id="ignore-ntfs-hardlinks">
<h4>Ignorer NTFS &hardlinks<a class="headerlink" href="#ignore-ntfs-hardlinks" title="Link to this heading">¶</a></h4>
<p>Hvis denne indstilling er aktiveret, betragtes hardlinks ikke som duplikater af filer. Bemærk: NTFS-hardlinks allokerer ikke hukommelse. Derfor gør det ikke ekstra hukommelse tilgængelig at slette dem. Desuden bruger TreeSize hardlinks til deduplikering.</p>
</section>
</section>
</section>
<section id="deduplicate">
<h2>&Dedupliker<a class="headerlink" href="#deduplicate" title="Link to this heading">¶</a></h2>
<p>Brug knappen »Handlinger > Deduplikering« til at erstatte alle kontrollerede duplikerede filer på nær én med NTFS-hardlinks (<a class="reference internal" href="deduplication.html#deduplication"><span class="std std-ref">Hvordan fungerer deduplikeringsprocessen?</span></a>)</p>
<a class="reference internal image-reference" href="_images/TreeSize-FileSearch_Duplicates_Deduplicate.png"><img alt="_images/TreeSize-FileSearch_Duplicates_Deduplicate.png" class="align-center" src="_images/TreeSize-FileSearch_Duplicates_Deduplicate.png" style="width: 100%;" />
</a>
<p>I konfigurationsvinduet kan du vælge en logfil, som de udførte udskiftninger skal logges i. Du kan også definere, hvordan TreeSize skal håndtere filer, der ligger på forskellige harddiske.</p>
<p>Du kan enten erstatte filer på samme harddisk med hardlinks hver for sig eller blot vælge et referencedrev og erstatte alle filer, der ligger på andre harddiske, med symbolske links.</p>
<div class="admonition note">
<p class="admonition-title">Bemærk</p>
<p>Hvis tilladelsen til at oprette symbolske links ikke kan gives, oprettes der i stedet en Windows-genvej (.LNK-fil) som fallback.</p>
</div>
<p>Kontekstmenuen i listen over duplikerede filer tilbyder en funktion med navnet »Erstat duplikater med hardlinks«.</p>
<p>Denne funktion fungerer ligesom »Deduplicate«-funktionen, men håndterer alle valgte filer i stedet for markerede filer.</p>
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<li class="toctree-l1"><a class="reference internal" href="example_duplicatesearch.html">Hvordan fungerer duplikatsøgningen?</a></li>
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<li><a class="reference internal" href="#">Søgning efter duplikatfiler</a><ul>
<li><a class="reference internal" href="#context-tab">Kontekstfanen</a><ul>
<li><a class="reference internal" href="#search-mode">Søgemåde</a><ul>
<li><a class="reference internal" href="#duplicate-files">Duplikatfiler</a></li>
<li><a class="reference internal" href="#duplicate-folders">Duplikerede Mapper</a></li>
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<li><a class="reference internal" href="#comparison-method">Sammenligningsmetode</a><ul>
<li><a class="reference internal" href="#file-content">Filindhold</a></li>
<li><a class="reference internal" href="#size-name-and-date">Størrelse, Navn og Dato</a></li>
<li><a class="reference internal" href="#name-and-size">Navn og Størrelse</a></li>
<li><a class="reference internal" href="#name">Navn</a></li>
<li><a class="reference internal" href="#name-without-extension">Navn uden Udvidelse</a></li>
<li><a class="reference internal" href="#size-and-date">Størrelse og dato</a></li>
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<li><a class="reference internal" href="#ignore-ntfs-hardlinks">Ignorer NTFS &hardlinks</a></li>
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