[
  {
    "Id": "1011775",
    "ThreadId": "435756",
    "Html": "I'm trying to use the latest version of dotnetzip to zip up and password protect a single Sql Server backup file approximately 400 MB in size using the following code:\r<br />\n<br />\nUsing zip As New Ionic.Zip.ZipFile()\r<br />\n   zip.Password = &quot;Password&quot;\r<br />\n   zip.AddFile(filename)\r<br />\n   zip.Save(filename + &quot;.zip&quot;)\r<br />\nEnd Using\r<br />\n<br />\nNothing fancy.  But it takes nearly forever for it to finish.  I've played with various properties (setting ParallelDeflateThreshold to -1, trying different compression levels and methods, etc), but nothing seems to help.<br />\n\r<br />\nIs anyone else having the same experience?  Any ideas on how I can improve the performance?<br />\n",
    "PostedDate": "2013-03-07T06:23:09.017-08:00",
    "UserRole": null,
    "MarkedAsAnswerDate": null
  }
]