reconf the master and common scripts and all unraid essential scripts# Please enter the commit message for your changes. Lines starting

unRAID Essentials/zfs_memory_snapshot.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+set -e
+
+#-----------------------------------------------------------------------------------------------
+# ZFS ARC & Memory Snapshot for Unraid
+#-----------------------------------------------------------------------------------------------
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+source "$SCRIPT_DIR/../common.sh"
+
+# Load central config
+load_master_conf
+
+# Parse CLI args (supports --dry-run)
+parse_args "$@"
+
+# Functions
+show_zfs_arc() {
+    echo "--- ARC / Metadata Stats ---"
+    grep -iE '^(c|meta|arc_meta_used|demand_metadata_misses|mru_ghost_metadata|mfu_ghost_metadata)' /proc/spl/kstat/zfs/arcstats
+}
+
+show_memory_status() {
+    echo "--- Memory Status ---"
+    free -h | awk 'NR==1 || /Mem:/'
+}
+
+# MAIN
+echo "===== ZFS ARC & Memory Snapshot: $(date) ====="
+
+if [ "$DRY_RUN" = true ]; then
+    echo "[DRY-RUN] Would display ARC and memory stats"
+else
+    echo ""
+    show_zfs_arc
+    echo ""
+    show_memory_status
+fi
+
+echo "=============================================="