diff --git a/perl-xCAT/xCAT/DBobjUtils.pm b/perl-xCAT/xCAT/DBobjUtils.pm
index 58deaf7a8..3e3342d23 100644
--- a/perl-xCAT/xCAT/DBobjUtils.pm
+++ b/perl-xCAT/xCAT/DBobjUtils.pm
@@ -395,6 +395,44 @@ sub getobjdefs
                     xCAT::MsgUtils->message("E", $rsp, $::callback);	
                 }
             }
+        } elsif (($objtype eq 'auditlog') || ($objtype eq 'eventlog')) {
+            # Special case for auditlog/eventlog
+            # All the auditlog/eventlog attributes are in auditlog/eventlog table,
+            # Do not need to read the table multiple times for each attribute.
+            # The auditlog/eventlog is likely be very big over time,
+            # performance is a big concern with the general logic
+            my @TableRowArray = xCAT::DBobjUtils->getDBtable($objtype);
+            foreach my $objname (sort @{$type_obj{$objtype}}) {
+                if (@TableRowArray)
+                {
+                    my $foundinfo = 0;
+                    foreach my $entry (@TableRowArray)
+                    {
+                        if ($entry->{recid} eq $objname)
+                        {
+                            foreach my $k (keys %{$entry})
+                            {
+                                # recid is the object name, do not need to be in the attributes list
+                                if ($k eq 'recid') { next; }
+                                if (defined($entry->{$k}) ) {
+                                    $foundinfo++;
+                                    if ($verbose == 1) {
+                                        $objhash{$objname}{$k} = "$entry->{$k}\t(Table:$objtype - Key:$k)";
+                                    } else {
+                                        $objhash{$objname}{$k} = $entry->{$k};
+                                    }
+                                }
+                            }
+                            if ($foundinfo)
+                            {
+                                $objhash{$objname}{'objtype'} = $objtype;
+                            }
+                            # There should not be multiple entries with the same recid
+                            last;
+                        } # end if($entry->
+                    } # end foreach my $entry
+               } # end if(@TableTowArray
+           } # end foreach my $objname
         } else {
             # get the object type decription from Schema.pm
             my $datatype = $xCAT::Schema::defspec{$objtype};
diff --git a/xCAT-server/lib/xcat/plugins/DBobjectdefs.pm b/xCAT-server/lib/xcat/plugins/DBobjectdefs.pm
index efb85c7f4..2e17bf0ac 100644
--- a/xCAT-server/lib/xcat/plugins/DBobjectdefs.pm
+++ b/xCAT-server/lib/xcat/plugins/DBobjectdefs.pm
@@ -803,6 +803,10 @@ sub processArgs
         # for every type of data object get the list of defined objects
         foreach my $t (keys %{xCAT::Schema::defspec})
         {
+            # exclude the auditlog and eventlog,
+            # the auditlog and eventlog tables might be very big
+            # use lsdef -t auditlog or lsdef -t eventlog instead
+            if (($t eq 'auditlog') || ($t eq 'eventlog')) { next; }
 
             $::objectsfrom_opta = 1;