In this edit, VE replaced wikisyntax by HTML syntax :
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In this edit, VE replaced wikisyntax by HTML syntax :
This might have been caused by a latent schema disagreement in the cassandra cluster (since fixed), which in turn lead to a small percentage of requests failing.
We should audit the save path for robustness in the face of storage request failures. We should make sure that issues with data-parsoid saving or retrieval cleanly fail the request, rather than lead to corruption.