get memeroy info from /proc/meminfo instead of command free, fix issue I3EN1Z

Signed-off-by: gaochong <gaochong@uniontech.com>

generic-release-1.0/system-info.sh

@@ -13,19 +13,28 @@
 welcome=$(uname -r)
 
 # Memory
-memory_total=$(free -m | awk '/Mem:/ { printf($2)}')
+memory_total=$(cat /proc/meminfo | awk '/^MemTotal:/ {printf($2)}')
+memory_free=$(cat /proc/meminfo | awk '/^MemFree:/ { printf($2)}')
+buffers=$(cat /proc/meminfo | awk '/^Buffers:/ { printf($2)}')
+cached=$(cat /proc/meminfo | awk '/^Cached:/ { printf($2)}')
+sreclaimable=$(cat /proc/meminfo | awk '/^SReclaimable:/ { printf($2)}')
+swap_total=$(cat /proc/meminfo | awk '/^SwapTotal:/ { printf($2)}')
+swap_free=$(cat /proc/meminfo | awk '/^SwapFree:/ { printf($2)}')
+
+
 if [ $memory_total -gt 0 ]
 then
-    memory_usage=$(free -m | awk '/Mem:/ { printf("%3.1f%%", $3/$2*100)}')
+    memory_usage=`echo "scale=1; ($memory_total - $memory_free - $buffers - $cached - $sreclaimable) * 100.0 / $memory_total" |bc`
+    memory_usage="${memory_usage}%"
 else
     memory_usage=0.0%
 fi
 
 # Swap memory
-swap_total=$(free -m | awk '/Swap:/ { printf($2)}')
 if [ $swap_total -gt 0 ]
 then
-    swap_mem=$(free -m | awk '/Swap:/ { printf("%3.1f%%", $3/$2*100)}')
+    swap_mem=`echo "scale=1; ($swap_total - $swap_free) * 100.0 / $swap_total" |bc`
+    swap_mem="${swap_mem}%"
 else
     swap_mem=0.0%
 fi

generic-release.spec

@@ -5,7 +5,7 @@
 %define dist_release_version 8
 %define generic_version 20.03
 %define generic_patch_level LTS
-%define generic_release 43
+%define generic_release 44
 %define builtin_release_version 1.0
 
 %define current_arch %{_arch}
@@ -136,6 +136,9 @@ rm -rf $RPM_BUILD_ROOT
 /etc/profile.d/performance.sh
 
 %changelog
+* Thu Apr  1 2021 gaochong <gaochong@uniontech.com> - 1.0-44
+- get memeroy info from /proc/meminfo instead of command free, fix issue I3EN1Z
+
 * Sat Dec 26 2020 fu_changjie <fuchangjie@kylinos.cn> - 1.0-43
 - Change value of product_family to 2, fix issue I3A6CP