From 6a2770b559d94cea6c9ad7f0cac4072afdcbea6a Mon Sep 17 00:00:00 2001
From: Eric Lavigne <eric.lavigne@mongodb.com>
Date: Mon, 28 Jul 2025 13:27:46 -0600
Subject: [PATCH] =?UTF-8?q?SERVER-108254:=20Only=20execute=20du=20on=20fil?=
 =?UTF-8?q?esystems=20that=20are=20getting=20full=20t=E2=80=A6=20(#39215)?=
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GitOrigin-RevId: 76b6940ec0849d442695a85d965e2cdc2e606f95
---
 evergreen/full_disk_debug.sh | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/evergreen/full_disk_debug.sh b/evergreen/full_disk_debug.sh
index d287906cf55..82baec7bc7b 100755
--- a/evergreen/full_disk_debug.sh
+++ b/evergreen/full_disk_debug.sh
@@ -1,24 +1,30 @@
 # What percent a filesystem has to be filled to be considered "full"
 FULL_DISK_THRESHOLD=90
 HAS_FULL_DISK=false
+declare -a FULL_DISKS
 
 # This will output the percent each filesystem is full in the following format:
-# 91% /dev/root
-# 7% /dev/nvme0n1p15
-# 34% /dev/nvme1n1
-FILESYSTEMS=$(df -H | grep -vE '^Filesystem|tmpfs|cdrom' | awk '{ print $5 " " $1 }')
+# 91% /dev/root /
+# 7% /dev/nvme0n1p15 /System/Volumes/Data
+# 34% /dev/nvme1n1 /System/Volumes/Update
+FILESYSTEMS=$(df -H | grep -vE '^Filesystem|tmpfs|cdrom|map' | awk '{ print $5 " " $1 " " $9 }')
 while read -r output; do
     usep=$(echo "$output" | awk '{ print $1}' | cut -d'%' -f1)
     partition=$(echo "$output" | awk '{ print $2 }')
+    mountpoint=$(echo "$output" | awk '{ print $3 }')
     if [ $usep -ge $FULL_DISK_THRESHOLD ]; then
         echo "Running out of space \"$partition ($usep%)\" on $(hostname) as on $(date)"
         HAS_FULL_DISK=true
+        FULL_DISKS+=("$mountpoint")
     fi
 done <<<"$FILESYSTEMS"
 
 if $HAS_FULL_DISK; then
-    # print all files that are above one megabyte sorted
-    du -cha / 2>/dev/null | grep -E "^[0-9]+(\.[0-9]+)?[G|M|T]" | sort -h
+    echo "Checking disks"
+    for item in "${FULL_DISKS[@]}"; do
+        # print all files that are above one megabyte sorted
+        du -cha "$item" 2>/dev/null | grep -E "^[0-9]+(\.[0-9]+)?[G|M|T]" | sort -h
+    done
 else
     echo "No full partitions found, skipping"
 fi