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- In both solutions, the Index Server service is separated from a configuration placed on one machine. For For that reason, the Search Server is placed together with the remaining services, but in need, it can be separated and placed on another machine, just like the Index Server.
- Since index synchronization makes use of the system temporary directory, there should be enough free space on the drive. During a synchronization, a mechanism for creating backup copies which operates on ZIP archives is used, so the amount of free space should be sufficient for storing both the ZIP archive of all indexes and their unpacked versions, as well as the current version of search indexes.