55 lines
2.3 KiB
Plaintext
55 lines
2.3 KiB
Plaintext
MBOX-Line: From blong at google.com Mon Jan 5 11:56:59 2015
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To: imap-protocol@u.washington.edu
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From: Brandon Long <blong@google.com>
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Date: Fri Jun 8 12:34:53 2018
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Subject: [Imap-protocol] Condstore, Gmail and mod_seq
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In-Reply-To: <14db4ce6-e0d8-46b9-8a4a-ccb5500e5f18@flaska.net>
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References: <CAKtzAO6+j26Z_uhfbQhisbqyzdO-hd=dgTWsQqK0YCJKhR+2GQ@mail.gmail.com>
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<ab55b321-8cf0-46d5-9b7c-3747d77c6250@flaska.net>
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<CAKtzAO6h+wgdvWAT1-56R06zxQr9+vEJB0VFWTS29u9t39CKrA@mail.gmail.com>
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<c8f8021a-fd03-4691-9fb8-2cf24a403ad2@flaska.net>
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<CAKtzAO7HFR3X0fcweafN-stN1Uz_-UaoY9CfrGW_gSMXxMQBTA@mail.gmail.com>
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<14db4ce6-e0d8-46b9-8a4a-ccb5500e5f18@flaska.net>
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Message-ID: <CABa8R6t5r=vVwCbi-vU9r3FXmVQ_3zKXcyniKZVo02UD19EqAg@mail.gmail.com>
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Well, gmail doesn't support qresync, we're still investigating it.
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Brandon
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On Jan 5, 2015 10:40 AM, "Jan Kundr?t" <jkt@flaska.net> wrote:
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> On Monday, 5 January 2015 18:50:32 CEST, Daniel Pich? wrote:
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>
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>> So we poll each account periodically using condstore to capture label
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>> changes. It's working perfectly fine however it doesn't report when
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>> messages are permanently deleted. So we resync account a few times per day
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>> ("CONDSTORE CHANGEDSINCE 1") to see if some messages have been deleted.
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>>
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>
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> But doing that will very likely get you a list of all messages which are
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> present in a mailbox right now. That's a very poor way of obtaining that
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> information.
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>
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> RFC 3501 and RFC 4549 contain a lot of tips on how to sync efficiently.
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>
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> Some accounts have hundred of thousands of message so that means we have a
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>> lot of server side processing to do. So my plan was to save the mod_seq
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>> when the account is entered in our system and use that point in time to
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>> resync accounts. That way we never have use a mod_seq of 1 which returns a
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>> lot of messages we don't care about.
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>>
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>
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> Use QRESYNC and read https://tools.ietf.org/html/rfc7162#section-3.2.6 .
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>
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> Cheers,
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> Jan
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>
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> --
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> Trojit?, a fast Qt IMAP e-mail client -- http://trojita.flaska.net/
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> _______________________________________________
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> Imap-protocol mailing list
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> Imap-protocol@u.washington.edu
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> http://mailman13.u.washington.edu/mailman/listinfo/imap-protocol
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