I was attempting to do a cluster wide restart on my Elasticsearch cluster by first doing a synced flush, but ran into problems. The sync caused one of our nodes to randomly restart, sending our cluster into a time-consuming recovery phase. Before the sync call I set: "cluster.routing.allocation.ena…

Synced Flush Causes Node to Restart

nik9000 (Nik Everett) July 8, 2015, 9:10pm 13

I'll look again in the morning.

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Issue with "Synced Flush" for Elasticsearch (ES) V 1.5.2

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