Wisers

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Wisers

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February 7th, 2011 18:00

Native Archive NAS (share) locations

Hello,

I noticed when creating Native Archive Folders, you can choose the same location for multiple archive folders.  Same for Index location.

If you create multiple Native Archive Folders, is all the content put in the same folder, or does it create subfolders based on the name you give the archive folder etc.

Just trying to pre-plan having many Archive Folders and if i need to specify sub folders on the location field to keep the data more organized now is the time.  I created two Archive folders with the same location, but nothing was created in the location because we are not putting data into the system just yet.  I want to know before we do.   One more thing to add is that I attended SourceOne training and they had us create many Archive Folders with the same location, but I don't have access to that training lab any longer and I never checked the path.

Thanks, if anyone has more than one Archive Folder set up please let me know what you see in the location.

  • Gary_Reardon

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    Posted February 7th, 2011 18:00

    It creates SubFolders based of the Folder Names

  • Wisers

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    Posted February 7th, 2011 18:00

    Thanks Gary!

  • Hashmi1

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    Posted February 7th, 2011 18:00

    Here are some things that you need to keep in mind:

    Q: If you create multiple Native Archive Folders, is all the content put in the same folder, or does it create subfolders based on the name you give the archive folder

    A: When you have multiple archive folders, the data will reside in multiple folders based on the criteria used for archiving. These archive folders will then maintain monthly subfolders containing emx files.

    Tips / Pros & Cons

    - Having single archive folder will allow you to de-duplicate data across that folder. Less storage space is consumed.

    - Multiple archive folders means, you now have a tendency to archive multiple copies of a single message across multiple archive folders. Hence, you are losing de-duplication feature between multiple archive folders. You still maintain de-duplication within a particular archive folder but not across multiple archive folder and more storage space is required.

    - If you are looking to logically separate data, then having multiple mapped folders pointing to a single archive folder is the best option.This guarantees de-duplication as well as logical separation of data.

  • Gary_Reardon

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    Posted February 7th, 2011 19:00

    This is directly contrary to what we have been told since the beginning and what is being told overall to customers.

    Single Instancing is maintained by the message ID's at the DB level and has nothing to do with the storage location.

    Here is an excerpt directly from the SourceOne Architecture marketing information:

    Ÿ Enterprise-wide single instancing

    – Single database, new hashing algorithm for increased accuracy

    The only Deduplication at the file level would be based on the storage platform using a target based deduplication technology.

  • Wisers

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    Posted February 7th, 2011 19:00

    I also should state, that ONE of our countries is looking to implement Kazeon and will want (and can only) search their user's data.  Another reason for me thinking separate Archive Folders to keep them away from other data.

    As for the method to separate each country's data into separate archive folder, we will probably use a metadata field because each country has a unique and exact string in the country field. (assuming the EMC terminology for metadata is equal to Microsoft's Active Directory Attributes on an object).

  • Wisers

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    Posted February 7th, 2011 19:00

    Ibrahim,

    What you state makes sense.  We would want to keep as much de-duplication as possible.

    We are considering creating a 2 Native Archives for each country that we archive mail data from; we have 2 different retention periods per country.

    We want and almost need to determine how much space each country is consuming in our archive system.  As far as I know, just like EmailXtender, there is no way of calculating the total storage consumed by one owner (unless you do a search for, and export that owner's data).  Thus if we separate the countries into separate Archive Folders, we can see at least the compressed size of the mail archive for each country.

    We also consider the fact that the legal team in each country will at some point want to search on the data for their country.  We wouldn't want them to be able to search data from other countries.  With this in mind, giving them access to search only their country's data would be easier if kept separate from the beginning, yes?

    We are on the fence as whether to create:

    2 Archive Folders for our whole environment, 1 for each retention period

    or

    18 Archive Folders, 2 for each country that we are archiving content for.

    Message was edited by: Wisers, because he just cannot spell correctly past 10pm these days.

  • Hashmi1

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    Posted February 7th, 2011 19:00

    Wiser, ... no worries on spelling mistakes.

    Retention and Legal department requirements mentioned here, make sense for having two separate archive folders. And then having there separate mapped folder with permissions would work.

    To add to this, if you have centera storage it would allow you to further de-duplicate the data on attachment level - known as Large Content separation.

  • Gary_Reardon

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    Posted February 7th, 2011 19:00

    Doesn't SourceOne maintain only one copy of each message independently of where it's stored?

    Isn't it Single Instanced across the SourceOne platform?

  • Hashmi1

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    Posted February 7th, 2011 19:00

    Single instance storage is maintained cross an archive folder. Have multiple archive folders is like creating multiple sections where one section is not aware of others data.

  • Hashmi1

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    Posted February 7th, 2011 20:00

    Gary, single instance in my thread refers to message instance stored per archive folder and does no reference to DB or a MessageID. We need to keep in mind that thread relates to storage space consumption. DB and MessageIDs are not being discussed in this thread.