Update AI index pages for node infrastructure docs

Author: brunopgalvao

.ai/pages/node-infrastructure-run-a-collator-collator.md

@@ -51,7 +51,6 @@ Block-producing collators require robust hardware for reliable operation includi
     - Open ports:
         - 30333 (parachain P2P)
         - 30334 (relay chain P2P)
-        - 9944 (WebSocket RPC - for management)
 
 Uptime is critical. Consider redundancy and monitoring to maintain block production reliability.
 
@@ -106,6 +105,7 @@ This guide provides two deployment options. Select the option that best fits you
     # Make it executable and move to system path
     chmod +x polkadot-parachain
     sudo mv polkadot-parachain /usr/local/bin/
+    sudo chown root:root /usr/local/bin/polkadot-parachain
 
     # Verify installation
     polkadot-parachain --version
@@ -259,11 +259,18 @@ Follow these steps to build a chainspec from the runtime:
     --prometheus-port=9615 \
     --node-key-file=/var/lib/polkadot-collator/node.key \
     --name="YourCollatorName" \
+    --blocks-pruning=256 \
+    --state-pruning=256 \
+    --database=paritydb \
     -- \
-    --execution=wasm \
     --chain=polkadot \
     --port=30334 \
-    --sync=warp
+    --sync=fast \
+    --blocks-pruning=256 \
+    --state-pruning=256 \
+    --database=paritydb \
+    --pool-limit=0 \
+    --rpc-port=0
 
   Restart=always
   RestartSec=10
@@ -278,7 +285,11 @@ Follow these steps to build a chainspec from the runtime:
     - `--collator`: Enables block production mode
     - `--node-key-file`: Uses the generated node key for stable peer ID
     - `--name`: Your collator name (visible in telemetry)
-    - Relay chain uses `--sync=warp` for faster initial sync
+    - `--blocks-pruning=256` and `--state-pruning=256`: Keeps only recent blocks and state, reducing disk usage (collators don't need archive data)
+    - `--database=paritydb`: Uses ParityDB for better performance
+    - `--sync=fast`: Fast sync mode for the relay chain
+    - `--pool-limit=0`: Disables transaction pool on relay chain (collators don't need it)
+    - `--rpc-port=0` (relay chain): Disables RPC on the embedded relay chain node (not needed for collators)
 
 ## Run the Collator
 
@@ -318,7 +329,7 @@ Sync time depends on:
 - Disk I/O speed
 - Current chain size
 
-The relay chain uses warp sync for faster synchronization.
+The relay chain uses fast sync for faster synchronization.
 
 !!! warning
 

.ai/pages/node-infrastructure-run-a-node-parachain-rpc.md

@@ -73,7 +73,6 @@ RPC nodes serving production traffic require robust hardware:
         - 30334 (relay chain P2P)
         - 9944 (Polkadot SDK WebSocket RPC)
         - 9933 (Polkadot SDK HTTP RPC)
-        - 9615 (Prometheus metrics - optional)
     - Consider DDoS protection and rate limiting for production deployments
 
 !!! note
@@ -236,7 +235,8 @@ Select the best option for your project, then use the steps in the following tab
               --base-path=/data \
               --chain=polkadot \
               --state-pruning=256 \
-              --blocks-pruning=archive-canonical
+              --blocks-pruning=256 \
+              --rpc-port=0
             ```
 
         === "Pruned Node"
@@ -269,7 +269,8 @@ Select the best option for your project, then use the steps in the following tab
               --base-path=/data \
               --chain=polkadot \
               --state-pruning=256 \
-              --blocks-pruning=archive-canonical
+              --blocks-pruning=256 \
+              --rpc-port=0
             ```
 
         !!! note
@@ -441,7 +442,8 @@ Select the best option for your project, then use the steps in the following tab
               --base-path=/var/lib/people-chain-rpc \
               --port=30334 \
               --state-pruning=256 \
-              --blocks-pruning=archive-canonical
+              --blocks-pruning=256 \
+              --rpc-port=0
 
             Restart=always
             RestartSec=10
@@ -485,7 +487,8 @@ Select the best option for your project, then use the steps in the following tab
               --base-path=/var/lib/people-chain-rpc \
               --port=30334 \
               --state-pruning=256 \
-              --blocks-pruning=archive-canonical
+              --blocks-pruning=256 \
+              --rpc-port=0
 
             Restart=always
             RestartSec=10

.ai/pages/node-infrastructure-run-a-node-polkadot-hub-rpc.md

@@ -46,7 +46,6 @@ RPC nodes serving production traffic require robust hardware. The following shou
         - 30334 (relay chain P2P)
         - 9944 (Polkadot SDK WebSocket RPC)
         - 9933 (Polkadot SDK HTTP RPC)
-        - 9615 (Prometheus metrics - optional)
     - Consider DDoS protection and rate limiting for production deployments
 
 **Note**: For development or low-traffic scenarios, you can reduce these requirements proportionally. Consider using a reverse proxy (nginx, Caddy) for production deployments.
@@ -208,7 +207,8 @@ Select the best option for your project, then use the steps in the following tab
               --base-path=/data \
               --chain=polkadot \
               --state-pruning=256 \
-              --blocks-pruning=archive-canonical
+              --blocks-pruning=256 \
+              --rpc-port=0
             ```
 
         === "Pruned Node"
@@ -241,7 +241,8 @@ Select the best option for your project, then use the steps in the following tab
               --base-path=/data \
               --chain=polkadot \
               --state-pruning=256 \
-              --blocks-pruning=archive-canonical
+              --blocks-pruning=256 \
+              --rpc-port=0
             ```
 
         Critical configuration parameters include port mappings and node parameters:
@@ -399,7 +400,8 @@ Select the best option for your project, then use the steps in the following tab
               --base-path=/var/lib/polkadot-hub-rpc \
               --port=30334 \
               --state-pruning=256 \
-              --blocks-pruning=archive-canonical
+              --blocks-pruning=256 \
+              --rpc-port=0
 
             Restart=always
             RestartSec=10
@@ -443,7 +445,8 @@ Select the best option for your project, then use the steps in the following tab
               --base-path=/var/lib/polkadot-hub-rpc \
               --port=30334 \
               --state-pruning=256 \
-              --blocks-pruning=archive-canonical
+              --blocks-pruning=256 \
+              --rpc-port=0
 
             Restart=always
             RestartSec=10