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mail: opening an eml file by thunderbird takes too much time

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We are storing emails as eml files in a network folder. When we then open those eml files it takes a lot of time, sometimes 20 seconds. This happens also if the file does not contain attachments. I have looked at those files with an editor. The files are quite short and simple. Nevertheless it takes a lot of tme. Thunderbird starts quickly. But showing the mail body (sometimes only 2 lines) takes so much time. Any help or explanations?

Best regards Guenter Merbeth

We are storing emails as eml files in a network folder. When we then open those eml files it takes a lot of time, sometimes 20 seconds. This happens also if the file does not contain attachments. I have looked at those files with an editor. The files are quite short and simple. Nevertheless it takes a lot of tme. Thunderbird starts quickly. But showing the mail body (sometimes only 2 lines) takes so much time. Any help or explanations? Best regards Guenter Merbeth

All Replies (3)

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Why are you doing this? You could store the emails on a single mail (local, but on your network) folder, I believe that would be faster. Is that an option you'd consider?

The Import/Export Tools extension could help with this change, and this documentation provides more information about Local Folders management in Thunderbird.

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Fabian

Thank you for your quick reply. I think that your proposal does not help us. We know the import/export tool. Our situation is: We have a folder structure of clients with acivities with these clients as substructure. We want to store the emails together with the other documents in this folder structure. In our view, to store the emails as eml files is the ideal solution for this purpose. Do you see another option?

Best regards Guenter

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I understand now.

I would store the EML files locally and compare loading time. Then it becomes a matter of finding where your bottleneck is: network configuration, link speed (Wifi? LAN?), protocols (Samba/CIFS? NFS?..), etc. (compression, encryption,..).

This is outside of the scope of Thunderbird support, but I am definitely interested in knowing how opening an EML file locally compares to opening the same on your network. If anything, it will at least rule out (or implicate) Thunderbird as the cause.