On Nov 1, 2021, at 11:46 PM, Aki Tuomi <aki.tu...@open-xchange.com> wrote:

> 
>> On 21/10/2021 21:22 Ron Garret <r...@flownet.com> wrote:
>> 
>> 
>> I somehow ended up with multiple messages in the same mailbox with the same 
>> GUID.  All of the messages are identical (AFAICT) but getting multiple 
>> responses for doveadm fetch for a particular guid is screwing up one of my 
>> applications.
>> 
>> When I searched for the offending guid in dovecot-uidlist I found this:
>> 
>> 4927 :1632837493.M663171P23208.vm1.rngh.net,S=3942258,W=3993573
>> 4928 G1632837493.M663171P23208.vm1.rngh.net,S=3942258,W=3993573 
>> :1632880292.M915983P1968.vm1.rngh.net,S=3942258,W=3993573
>> 4929 G1632837493.M663171P23208.vm1.rngh.net,S=3942258,W=3993573 
>> :1632880303.M863130P547.vm1.rngh.net,S=3942258,W=3993573
>> 4930 G1632837493.M663171P23208.vm1.rngh.net,S=3942258,W=3993573 
>> :1632880303.M863131P547.vm1.rngh.net,S=3942258,W=3993573
>> 
>> I tried to figure this out by looking at:
>> 
>> https://doc.dovecot.org/admin_manual/mailbox_formats/maildir/
>> 
>> but this case doesn’t seem to be covered there.  Can someone please help me 
>> figure out what might have happened to produce this situation?  Is there a 
>> way to recover from it?
>> 
>> Thanks,
>> rg
> 
> You can try `doveadm deduplicate`

Thanks, that worked.

rg

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