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@@ -7,9 +7,10 @@ and a superset of JSON.
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EMQX configuration consists of two layers.
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From bottom up:
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-1. Immutable base: `emqx.conf` + `EMQX_` prefixed environment variables.<br/>
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+1. Cluster configs: `$EMQX_NODE__DATA_DIR/configs/cluster.hocon`
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+2. `emqx.conf` + `EMQX_` prefixed environment variables.<br/>
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Changes in this layer require a full node restart to take effect.
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-2. Cluster overrides: `$EMQX_NODE__DATA_DIR/configs/cluster.hocon`
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+
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When environment variable `$EMQX_NODE__DATA_DIR` is not set, config `node.data_dir`
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is used.
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@@ -144,8 +145,7 @@ For example, this environment variable sets an array value.
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```
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export EMQX_LISTENERS__SSL__L1__AUTHENTICATION__SSL__CIPHERS='["TLS_AES_256_GCM_SHA384"]'
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```
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-
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-However this also means a string value should be quoted if it happens to contain special
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+However, this also means a string value should be quoted if it happens to contain special
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characters such as `=` and `:`.
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For example, a string value `"localhost:1883"` would be
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