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Distributed Architecture

Cluster & Nodes

A Group of Servers
💡 Cluster, EK, "TEAM, of, SERVERS" jaisa, hai — SAB, SAME, "cluster.name" BADGE, PEHENTE, HAIN, aur, EK, "elected, MASTER" DECISIONS, LETA, hai POORI, TEAM, ke, liye.

EK, Elasticsearch, Cluster, EK, ya, MORE, nodes, ka, GROUP, hai, JO, SAME, "cluster.name" share, karte, HAIN — SAB, MILKAR, DATA, aur, WORKLOAD, ko, DISTRIBUTE, karte, HAIN.

Cluster, mein, "master-eligible" nodes, mein, se, EK, node, ko, "elected, MASTER" CHOOSE, kiya, jaata hai — YE, node, cluster-wide, DECISIONS, LETA, hai.

GET /_cat/nodes?v
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Cluster, EK, "TEAM, of, SERVERS" jaisa, hai — SAB, SAME, "cluster.name" BADGE, PEHENTE, HAIN, aur, EK, "elected, MASTER" DECISIONS, LETA, hai POORI, TEAM, ke, liye.
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⚡ झट से Recap
  • Cluster = same cluster.name share karne waale nodes ka group
  • Ek node "elected master" ban ke cluster-wide decisions leta hai
  • Master fail hone par automatically naya master elect hota hai
इस page में (2 subtopics)

EK, Elasticsearch, Cluster, EK, ya, MORE, nodes, ka, GROUP, hai, JO, SAME, "cluster.name" share, karte, HAIN — SAB, MILKAR, DATA, aur, WORKLOAD, ko, DISTRIBUTE, karte, HAIN aur, EK, UNIFIED, VIEW, PRESENT, karte, HAIN.

GET /_cat/nodes?v

Cluster, mein, "master-eligible" nodes, mein, se, EK, node, ko, "elected, MASTER" CHOOSE, kiya, jaata hai — YE, node, cluster-wide, DECISIONS, (jaise, NAYA, index, banana, shards, ko, MOVE, karna) LETA, hai.

💡Tip: Agar, elected, MASTER, node, FAIL, ho, jaata hai, TO, BAAKI, master-eligible, nodes, EK, NAYA, MASTER, ELECT, kar, lete, HAIN — YE, PROCESS, AUTOMATIC, hai aur, USUALLY, SECONDS, mein, HOTA, hai.