diff --git a/freeradius.spec b/freeradius.spec
index 8bfb849..f9396a1 100644
--- a/freeradius.spec
+++ b/freeradius.spec
@@ -4,7 +4,7 @@
 
 Name:           freeradius
 Version:        3.0.15
-Release:        23
+Release:        24
 Summary:        Remote Authentication Dial-In User Service
 
 License:        GPLv2+ and LGPLv2+
@@ -23,6 +23,7 @@ Patch6003:      remove-unused-arguement.patch
 Patch6004:      backport-CVE-2019-13456.patch
 Patch6005:      CVE-2019-17185.patch
 Patch6006:      Fix-radeapclient-option-q.patch
+Patch6007:      radsqlrelay-actually-do-something-in-debug-mode.patch
 
 BuildRequires:  autoconf gdbm-devel openssl openssl-devel pam-devel zlib-devel net-snmp-devel
 BuildRequires:  net-snmp-utils readline-devel libpcap-devel systemd-units libtalloc-devel
@@ -438,6 +439,9 @@ exit 0
 %attr(640,root,radiusd) %config(noreplace) /etc/raddb/mods-available/ldap
 
 %changelog
+* Mon May 10 2021 lingsheng <lingsheng@huawei.com> - 3.0.15-24
+- Fix radsqlrelay debug mode
+
 * Thu Mar 11 2021 lingsheng <lingsheng@huawei.com> - 3.0.15-23
 - Fix radeapclient option -q
 
diff --git a/radsqlrelay-actually-do-something-in-debug-mode.patch b/radsqlrelay-actually-do-something-in-debug-mode.patch
new file mode 100644
index 0000000..19330e0
--- /dev/null
+++ b/radsqlrelay-actually-do-something-in-debug-mode.patch
@@ -0,0 +1,147 @@
+From d3845bea5d9f8dd0269cbc45e840e334fc1f9558 Mon Sep 17 00:00:00 2001
+From: Matthew Newton <matthew-git@newtoncomputing.co.uk>
+Date: Tue, 24 Jul 2018 22:46:59 +0100
+Subject: [PATCH] radsqlrelay: actually do something in debug mode
+
+---
+ scripts/sql/radsqlrelay | 28 ++++++++++++++++++++++++++++
+ 1 file changed, 28 insertions(+)
+
+diff --git a/scripts/sql/radsqlrelay b/scripts/sql/radsqlrelay
+index f72acec0117..e2c1f5ead20 100755
+--- a/scripts/sql/radsqlrelay
++++ b/scripts/sql/radsqlrelay
+@@ -41,12 +41,18 @@ my $lastinsert;
+ my @values;
+ 
+ my $need_exit = 0;
++my $debug = 0;
+ 
+ sub got_signal()
+ {
+     $need_exit = 1;
+ }
+ 
++sub debug
++{
++    print shift if $debug;
++}
++
+ # /!\ OS-dependent structure
+ # Linux struct flock
+ #   short l_type;
+@@ -91,13 +97,16 @@ sub connect_wait($)
+ {
+     my $dbinfo = shift;
+     my $dbh;
++    debug "Connecting to " . $dbinfo->{base};
+     while (!$dbh) {
++        debug ".";
+ 	$dbh = DBI->connect($dbinfo->{base}, $dbinfo->{user}, $dbinfo->{pass},
+ 			    { RaiseError => 0, PrintError => 0,
+ 			      AutoCommit => 1 });
+ 	sleep (1) if !$dbh;
+ 	exit if $need_exit;
+     }
++    debug "\n";
+     $dbinfo->{handle} = $dbh;
+ }
+ 
+@@ -109,6 +118,7 @@ sub process_file($$)
+ 
+     sub do_inserts($) {
+         my $dbinfo = shift;
++        debug "I";
+         if (scalar(@values) > 0) {
+             my $query = $lastinsert . " ";
+             $query .= join(" ), ( ",@values);
+@@ -120,6 +130,7 @@ sub process_file($$)
+ 
+     sub do_query($$) {
+         my ($dbinfo,$query) = @_;
++        debug ">";
+         until ($dbinfo->{handle}->do($query)) {
+             print $dbinfo->{handle}->errstr."\n";
+             if ($dbinfo->{handle}->ping) {
+@@ -133,6 +144,7 @@ sub process_file($$)
+     }
+ 
+     unless (-e $path.'.work') {
++        debug "Waiting for $path\n";
+ 	until (rename($path, $path.'.work')) {
+ 	    if ($! == ENOENT) {
+ 		sleep(1);
+@@ -142,27 +154,35 @@ sub process_file($$)
+ 		exit 1;
+ 	    }
+ 	}
++        debug "Renamed $path to $path.work\n";
+     }
+ 
++    debug "\nOpening $path.work\n";
+     open(FILE, "+< $path.work") or die "error: Couldn't open $path.work: $!\n";
++    debug "Getting file lock\n";
+     setlock(\*FILE) or die "error: Couldn't lock $path.work: $!\n";
+ 
+     $lastinsert = "";
+     @values = ();
+ 
++    debug "Reading: ";
++    my $lines = 0;
+     while (<FILE>) {
+         chomp (my $line = $_);
++        $lines++;
+ 
+         if (!($line =~ /^\s*insert\s+into\s+`?\w+`?\s+(?:\(.*?\)\s+)?
+                             values\s*\(.*\)\s*;\s*$/ix)) {
+             # This is no INSERT, so start new collection
+             do_inserts($dbinfo);
++            debug ".";
+             $lastinsert = "";
+             # must output this line
+             do_query($dbinfo, "$line");
+ 
+ 	} else {
+             # This is an INSERT, so collect it
++            debug "+";
+             my $insert = $line;
+             my $values = $line;
+             $insert =~ s/^\s*(insert\s+into\s+`?\w+`?\s+(?:\(.*?\)\s+)?
+@@ -180,13 +200,18 @@ sub process_file($$)
+ 
+         # limit to $maxcollect collected lines
+         if (scalar(@values) >= $maxcollect) {
++            debug "hit maxcollect limit, doing inserts";
+             do_inserts($dbinfo);
+         }
+     }
+ 
+     # Cleanup
++    debug "\nNo more lines to read, doing any final inserts: ";
+     do_inserts($dbinfo);
++    debug "\n";
+ 
++    debug "Processed $lines lines\n";
++    debug "Removing and closing $path.work\n\n";
+     unlink($path.'.work');
+     close(FILE); # and unlock
+ }
+@@ -209,6 +234,7 @@ if ($args{'?'}) {
+     usage();
+     exit 0;
+ }
++$debug = 1 if $args{'x'};
+ 
+ my $data_source;
+ if (lc($args{d}) eq 'mysql') {
+@@ -251,8 +277,10 @@ my $path = shift @ARGV;
+ until ($need_exit) {
+     process_file(\%dbinfo, $path);
+     last if ($args{1} || $need_exit);
++    debug "Sleeping\n";
+     sleep(10);
+ }
+ 
++debug "Disconnecting from database\n";
+ $dbinfo{handle}->disconnect;
+