diff --git a/driveAtlas.sh b/driveAtlas.sh
index 6ef0796..2855332 100644
--- a/driveAtlas.sh
+++ b/driveAtlas.sh
@@ -240,10 +240,22 @@ for bay in $(printf '%s\n' "${!DRIVE_MAP[@]}" | grep -E '^[0-9]+$' | sort -n); d
         if [[ -n "$osd_id" ]]; then
             # Get in/out and up/down status from ceph osd tree
             osd_num=$(echo "$osd_id" | sed 's/osd\.//')
-            in_status=$(ceph osd tree 2>/dev/null | grep "osd.$osd_num " | awk '{print $5}')
-            up_status=$(ceph osd tree 2>/dev/null | grep "osd.$osd_num " | awk '{print $6}')
-            [[ "$up_status" == "1" ]] && up_status="up" || up_status="down"
-            [[ "$in_status" == "1" ]] && in_status="in" || in_status="out"
+            # Parse ceph osd tree output - column 5 is STATUS (up/down), column 6 is REWEIGHT (1.0 = in, 0 = out)
+            tree_line=$(ceph osd tree 2>/dev/null | grep -E "^\s*${osd_num}\s+" | grep "osd.${osd_num}")
+            up_status=$(echo "$tree_line" | awk '{print $5}')
+            reweight=$(echo "$tree_line" | awk '{print $6}')
+
+            # Default to unknown if we can't parse
+            [[ -z "$up_status" ]] && up_status="unknown"
+            [[ -z "$reweight" ]] && reweight="0"
+
+            # Determine in/out based on reweight (1.0 = in, 0 = out)
+            if (( $(echo "$reweight > 0" | bc -l 2>/dev/null || echo 0) )); then
+                in_status="in"
+            else
+                in_status="out"
+            fi
+
             ceph_status="${up_status}/${in_status}"
         else
             osd_id="-"