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Large SRV record answers do not resolve correctly.

Description

Attempting to use SRV records when the SRV answer is extremely large fails. This specifically happens when using a Couchbase Cloud cluster which has 6 nodes as indicated in the linked JSCBC.

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CB robot September 15, 2020 at 11:05 AM

Build couchbase-server-7.0.0-3115 contains libcouchbase commit 688f2b7 with commit message:
: Fixed SRV resolution to work with large record sizes.

CB robot May 26, 2020 at 4:37 PM

Build couchbase-server-7.0.0-2167 contains libcouchbase commit e6f544f with commit message:
: Fixed SRV resolution to work with large record sizes.

Brett Lawson May 15, 2020 at 11:25 PM

Looks like this is due to a DNS response buffer that is too small to fit all the answer records.

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Instabug

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Zendesk Support

Created May 15, 2020 at 11:24 PM
Updated September 15, 2020 at 11:05 AM
Resolved May 26, 2020 at 7:58 PM
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