TOO_MANY_REQUESTS/12/disk usage exceeded flood-stage watermark, index has read-only-allow-delete block: Fix in Magento 2
Hello readers, I am back with a helpful solution to the 'cluster block exception in Magento 2' thrown by Elasticsearch. Recently, I stumbled upon an unforeseen error while reindexing in the Magento 2 (Adobe Commerce) store of one of my clients. In or...
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Sanjay Jethva
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- Apr 22, 2026
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- 3 min read