Catch and handle disconnect exceptions in search (#115836) #117373
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Getting a connection can throw an exception for a disconnected node. We failed to handle these in the adjusted spots, leading to a phase failure (and possible memory leaks for outstanding operations) instead of correctly recording a per-shard failure.
original-brownbear added backport :Search Foundations/Search 
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backport of #115836
Getting a connection can throw an exception for a disconnected node. We failed to handle these in the adjusted spots, leading to a phase failure (and possible memory leaks for outstanding operations) instead of correctly recording a per-shard failure.