diff --git a/document/linux/config/bash/module/archive.sh b/document/linux/config/bash/module/archive.sh
index 97b3b30..b881fe5 100644
--- a/document/linux/config/bash/module/archive.sh
+++ b/document/linux/config/bash/module/archive.sh
@@ -2,22 +2,29 @@
 archive()
 {
   local target="$@" # target file(s).
+  local count=1
+  local total=$#
 
   # set dafult value to target all supported archives.
   if [[ "$target" = "" ]]; then
     target="*"
+    total=$(ls | wc -l)
   fi
 
   # iterate each file.
   for file in $target; do
-    # print archive name.
-    echo "$file"
+    # status info.
+    local status="[$count/$total] $file"
+    echo "${status}"
 
     # create archive.
     tar -c "$file" | pv -s $(du -sb "$file" | awk '{print $1}') | xz -9e > "${file%/*}".tar.xz
     
     # append hash to file name.
     mv "${file%/*}".tar.xz "${file%/*}"_$(sha1sum "${file%/*}".tar.xz | cut -d\  -f1).tar.xz
+
+    # increment counter.
+    ((count++))
   done
 }
 
@@ -25,22 +32,29 @@ archive()
 archive_fast()
 {
   local target="$@" # target file(s).
+  local count=1
+  local total=$#
 
   # set dafult value to target all supported archives.
   if [[ "$target" = "" ]]; then
     target="*"
+    total=$(ls | wc -l)
   fi
 
   # iterate each file.
   for file in $target; do
-    # print archive name.
-    echo "$file"
+    # status info.
+    local status="[$count/$total] $file"
+    echo "${status}"
 
     # create archive.
     tar -c "$file" | pv -s $(du -sb "$file" | awk '{print $1}') | gzip -1 > "${file%/*}".tar.gz
     
     # append hash to file name.
     mv "${file%/*}".tar.gz "${file%/*}"_$(sha1sum "${file%/*}".tar.gz | cut -d\  -f1).tar.gz
+
+    # increment counter.
+    ((count++))
   done
 }
 
@@ -50,14 +64,20 @@ archive_check()
   local target="$@" # target file(s).
   local saved       # saved hash value.
   local actual      # actual file hash value.
+  local count=1
+  local total=$#
 
   # set dafult value to target all supported archives.
   if [[ "$target" = "" ]]; then
     target="*_*.tar.*"
+    total=$(ls ${target} | wc -l)
   fi
 
   # iterate each file.
   for file in $target; do
+    # status info.
+    local status="[$count/$total] $file"
+
     # extract hash from name.
     saved="${file##*_}"
     saved="${saved%%.*}"
@@ -67,10 +87,13 @@ archive_check()
 
     # compare hashes, show error on mismatch.
     if [[ "$actual" = "$saved" ]]; then
-      echo "$file: OK."
+      echo "${status}: OK."
     else
-      echo "$file: failed."
+      echo "${status}: failed."
     fi
+
+    # increment counter.
+    ((count++))
   done
 }
 
@@ -80,14 +103,20 @@ unarchive()
   local target="$@" # target file(s).
   local saved       # saved hash value.
   local actual      # actual file hash value.
+  local count=1
+  local total=$#
   
   # set dafult value to target all supported archives.
   if [[ "$target" = "" ]]; then
     target="*_*.tar.*"
+    total=$(ls ${target} | wc -l)
   fi
 
   # iterate each file.
   for file in $target; do
+    # status info.
+    local status="[$count/$total] $file"
+
     # extract hash from name.
     saved="${file##*_}"
     saved="${saved%%.*}"
@@ -97,11 +126,14 @@ unarchive()
 
     # extract if hash matched or show error if not.
     if [[ "$saved" = "$actual" ]]; then
-      echo "$file: OK."
+      echo "${status}: OK."
       tar -xf "$file"
     else
-      echo "$file: failed."
+      echo "${status}: failed."
     fi
+
+    # increment counter.
+    ((count++))
   done
 }