Tickets :: Comment on [#13761] Memory usage issues when IMAP sequence range is far apart

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Comment	>> The problem seems that as the user has left some messages from a few >> years back in that folder then the min/max sequence ID are very far >> apart which causes the issue. > > This makes no sense. Memory is allocated per message. It is > irrelevant the gap between any two messages. > > I can create an array of 10,000 IDs with a gap of 1000 between each > ID - I see total memory usage of about 6 MB. (100,000 IDs causes > memory usage of ~40MB. 1,000,000 IDs causes memory usage of ~300MB). > > You will need to provide a reproducible test case where 3000 IDs is > causing memory usage of > 256 MB - I can't even get 1% of that memory > usage.
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