diff --git a/frameworks/Perl/feersum/README.md b/frameworks/Perl/feersum/README.md
new file mode 100644
index 00000000000..a620bf8e9de
--- /dev/null
+++ b/frameworks/Perl/feersum/README.md
@@ -0,0 +1,12 @@
+# About
+
+[Feersum](https://metacpan.org/dist/Feersum) - HTTP 1.0/1.1 handler for Perl based on
+[EV](https://metacpan.org/dist/EV) and [picohttpparser](https://github.com/h2o/picohttpparser)
+
+# Requirements
+
+* Perl 5.40)
+* [JSON::XS](https://metacpan.org/dist/JSON-XS)
+* [DBI](https://metacpan.org/dist/DBI)
+* [Text::Xslate](https://metacpan.org/dist/Text-Xslate)
+* [LMDB](https://metacpan.org/dist/LMDB_File)
diff --git a/frameworks/Perl/feersum/app.pl b/frameworks/Perl/feersum/app.pl
new file mode 100644
index 00000000000..f826a2791a0
--- /dev/null
+++ b/frameworks/Perl/feersum/app.pl
@@ -0,0 +1,334 @@
+use v5.40;
+use warnings;
+use Feersum::Runner;
+use EV; use AnyEvent;
+use DBI 'SQL_INTEGER';
+use DBD::Pg ':async';
+use Scalar::Util 'weaken';
+use List::Util qw'min max pairmap';
+use JSON::XS;
+use Text::Xslate;
+use LMDB_File qw':flags :error';
+
+use constant {
+ host_port => $ENV{host_port} || '0.0.0.0:8080',
+ debug => $ENV{debug} // 0,
+ db => lc($ENV{db} || 'postgres'), # postgres / mysql / maria (will use for constant folding)
+ db_name => $ENV{db_name} || 'hello_world',
+ db_host => $ENV{db_host} || 'tfb-database',
+ db_port => $ENV{db_port},
+ db_user => $ENV{db_user} || 'benchmarkdbuser',
+ db_pass => $ENV{db_pass} || 'benchmarkdbpass',
+ empty => [], o => +{},
+ reconnect_interval => 60,
+ max_db_connections => 512,
+ max_update_tries => 3
+};
+use constant max_batch_update_size => 1; # db eq 'postgres' ? 5 : 10; # rule of thumb
+use constant server => qw'Server Feersum';
+use constant {
+ text => [server, qw'Content-Type text/plain'],
+ json => [server, qw'Content-Type application/json'],
+ html => [server, 'Content-Type', 'text/html; charset=utf-8'],
+ nocontent => [server],
+};
+
+my @dsn = (
+ (sprintf 'dbi:%s:port=%d;host=%s;database=%s;',
+ (db eq 'mysql' ? ('mysql', db_port // 3306) :
+ db eq 'maria' ? ('MariaDB', db_port // 3306) :
+ db eq 'postgres' ? ('Pg', db_port // 5432)
+ : die 'unknown db'), db_host, db_name),
+ db_user, db_pass,
+ +{qw'AutoCommit 1 RaiseError 0 PrintError 1',
+ (db eq 'maria' ? (qw'mariadb_server_prepare 1 mariadb_ssl 0') :
+ db eq 'mysql' ? (qw'mysql_server_prepare 1 mysql_ssl 0 mysql_get_server_pubkey 1') :
+ db eq 'postgres' ? (qw'pg_server_prepare 1 sslmode 0') : ())}
+);
+
+chomp(my $cpus = `nproc`);
+say "$cpus cpus available" if debug;
+my $pool_size = int max_db_connections / $cpus; # number of db connections in each worker
+my $js = JSON::XS->new;
+
+my $html = render();
+cache('init');
+
+my %prepare = (
+ world => ['select randomNumber, id from World where id = ?', SQL_INTEGER],
+ fortune => ['select id, message from Fortune'],
+ update1 => ['update World set randomNumber = ? where id = ?', (SQL_INTEGER) x 2],
+ (map {
+ 'update'.$_ =>
+ [sprintf(
+ (db eq 'mysql' || db eq 'maria') ? 'with t(v,i) as (values %s) update World w join t on t.i = w.id set w.randomNumber = t.v' :
+ db eq 'postgres' ? 'with t(v,i) as (values %s) update World w set randomNumber = t.v from t where t.i = w.id' : undef,
+ (join ',', ((db eq 'mysql' || db eq 'maria') ? 'row(?,?)' : '(?,?)') x $_)
+ ), (SQL_INTEGER) x ($_ * 2)]
+ } 2..max_batch_update_size)
+);
+
+my ($pool, $cache);
+my $w = EV::fork sub { # child init
+ $pool = db_pool($pool_size, \@dsn, \%prepare); # db connection pool in each worker
+ $cache = cache('use'); # cache
+};
+
+my %route = controllers();
+
+my $runner = Feersum::Runner->new(
+ pre_fork => $cpus,
+ quiet => !debug, keepalive => 1,
+ max_connection_reqs => 1000,
+ read_timeout => 60,
+ listen => [host_port]
+)->run(sub ($h) { ($route{$h->path} // $route{404})->($h) });
+
+sub controllers {(
+ '/plaintext', sub ($h) { $h->send_response(200, text, \'Hello, World!') },
+ '/json', sub ($h) { $h->send_response(200, json, \$js->encode(+{ message => 'Hello, World!' })) },
+ (map +('/db', $_, '/queries', $_, '/updates', $_ ), sub ($h) {
+ my ($n) = (my $q = $h->query // '') =~ m/queries=(\d+)/a;
+ $n = max(1, min($n//1, 500));
+ my ($cv, @rs) = (AE::cv);
+ my $on_done = sub { $h->send_response(200, json, \$js->encode($q ? \@rs : ($rs[0] // o))) };
+ $cv->begin(
+ $h->path ne '/updates'
+ ? $on_done # select
+ : sub { # update
+ if (@rs) {
+ my ($i, $j) = (0, 0);
+ my $cv = AE::cv;
+ $cv->begin($on_done);
+ while () {
+ $j = min($i + max_batch_update_size - 1, $#rs);
+ say "$i $j" if debug;
+ $cv->begin;
+ $_->{randomNumber} = int(rand 10000) + 1 for @rs[$i..$j];
+ my $tries = max_update_tries;
+ my $st = 'update'.($j - $i + 1);
+ my $args = [map @$_{qw/randomNumber id/}, @rs[$i..$j]];
+ my $update = sub ($rv = undef, $sth_or_e = undef) {
+ $cv->end, return if $rv;
+ say 'retryin update on '.$sth_or_e if $tries < max_update_tries;
+ say 'fail to update on '.max_update_tries.' tries ' and $cv->end unless $tries--;
+ db_execute($pool, $st, $args, __SUB__);
+ };
+ $update->();
+ $i += max_batch_update_size;
+ last if $i >= @rs;
+ }
+ $cv->end;
+ } else { $on_done->() }
+ }
+ );
+ for (1..$n) {
+ my $id = int(rand 10000) + 1;
+ $cv->begin;
+ db_execute($pool, world => [$id], sub ($rows, $sth) {
+ push @rs, @{$sth->fetchall_arrayref(+{ randomNumber => 1, id => 1 })} if $rows > 0;
+ $cv->end
+ });
+ }
+ $cv->end
+ }),
+ '/fortunes' => sub ($h) {
+ db_execute($pool, fortune => empty, sub ($rows, $sth) {
+ $h->send_response(200, html, \$html->render('fortune.tx', +{ rows => [
+ sort { $a->[1] cmp $b->[1] }
+ @{$sth->fetchall_arrayref},
+ [0, 'Additional fortune added at request time.']
+ ]}))
+ });
+ },
+ '/cached-queries' => sub ($h) {
+ my ($n) = (my $q = $h->query // '') =~ m/count=(\d+)/a;
+ $n = max(1, min($n//1, 500));
+ my @rs = map +{ id => $_ , randomNumber => $cache->($_) }, map int(rand 10000) + 1, 1..$n;
+ $h->send_response(200, json, \$js->encode(\@rs));
+ },
+ '/' => sub ($h) { $h->send_response(204, nocontent, empty) },
+ 404 => sub ($h) { $h->send_response(404, nocontent, empty) }
+)}
+
+sub render {
+ my $t = Text::Xslate->new(path => +{
+ (my $file = 'fortune.tx') => <<~\html =~ s/(?<=[\r\n])\s+//sgr
+
+
+
Fortunes
+
+
+ id | message |
+ : for $rows -> $i {
+ <: $i.0 :> | <: $i.1 :> |
+ : }
+
+
+
+ html
+ });
+ $t->load_file($file);
+ $t
+}
+
+sub cache ($type = 'init') {
+ my $path = '/dev/shm/feersum';
+ say "clearing $path" and unlink glob "$path*" if $type eq 'init' && -e $path;
+ my $env = LMDB::Env->new($path, +{
+ mapsize => 1024*512,
+ flags => MDB_WRITEMAP|MDB_NOSYNC|MDB_NOMETASYNC|MDB_NOTLS|MDB_NOSUBDIR|MDB_NORDAHEAD
+ }) or die $LMDB_File::last_err;
+ if ($type eq 'init') {
+ die unless defined(my $tx = $env->BeginTxn);
+ my $handle = $tx->open(undef, MDB_CREATE|MDB_INTEGERKEY);
+ my $dbh = DBI->connect(@dsn);
+ $tx->put($handle, $_->[0], pack S => $_->[1]) for @{$dbh->selectall_arrayref('select id, randomNumber from World')};
+ $tx->commit;
+ $dbh->disconnect;
+ say 'cache populated' if debug;
+ return;
+ }
+ my $tx = $env->BeginTxn(MDB_RDONLY);
+ my $handle = $tx->open(undef, MDB_INTEGERKEY);
+ sub ($k) { $tx->renew; $tx->get($handle, $k, my $v); unpack S => $v }
+}
+
+sub db_pool ($size, $dsn, $prepare = undef) {
+ my %pool = (slot => [], active => +{}, free => [], pending => [], prepare => $prepare);
+ db_connect(\%pool, $_, $dsn) for 0 .. $size - 1;
+ \%pool
+}
+
+sub db_connect ($pool, $id, $dsn) {
+ say "db[$id] connection.." if debug;
+ my $dbh = DBI->connect(@$dsn);
+ unless ($dbh) {
+ warn sprintf 'err: %s. will try reconnect %d sec', $DBI::errstr, reconnect_interval;
+ $pool->{slot}[$id] = AE::timer +reconnect_interval, 0, sub { db_connect($pool, $id, $dsn) }; # try later
+ return
+ }
+ my $fd = db eq 'maria' ? $dbh->mariadb_sockfd : db eq 'mysql' ? $dbh->mysql_fd : db eq 'postgres' ? $dbh->{pg_socket} : undef;
+ open my $fh, "<&=", $fd or die $!; # dup handle
+ state $st_opt = +{
+ db eq 'maria' ? (mariadb_async => 1) :
+ db eq 'mysql' ? (async => 1) :
+ db eq 'postgres' ? (pg_async => PG_ASYNC + PG_OLDQUERY_CANCEL) : ()
+ };
+ my %conn = (
+ id => $id, db => $dbh, fd => $fd, fh => $fh, dsn => $dsn,
+ st => +{ $pool->{prepare} ? (pairmap {
+ my $sth = $dbh->prepare($b->[0], $st_opt);
+ $sth->bind_param($_, undef, $b->[$_]) for 1..$#$b;
+ ($a, $sth)
+ } %{$pool->{prepare}}) : () },
+ connected => 1,
+ );
+ $conn{w} = EV::io $fh, EV::READ, sub {
+ my $e;
+ { ;
+ $e = 'inactive', last unless defined(my $st = $conn{active});
+ if ($st) { # executed st
+ $e = 'nost', last unless my $sth = $conn{st}{$st};
+ $e = 'unready', last unless
+ db eq 'maria' ? $sth->mariadb_async_ready :
+ db eq 'mysql' ? $sth->mysql_async_ready :
+ db eq 'postgres' ? $sth->pg_ready : undef;
+ $e = 'noresult', $sth->finish unless defined(
+ my $rows =
+ db eq 'maria' ? $sth->mariadb_async_result :
+ db eq 'mysql' ? $sth->mysql_async_result :
+ db eq 'postgres' ? $sth->pg_result : undef
+ );
+ say "db[$id $fd] calling cb: ".$st if debug;
+ if (my $cb = $conn{cb}) { $cb->($rows, $e // $sth) }
+ else { say "db[$id $fd] no handler for response with $rows rows" }
+ $sth->finish unless $e;
+ } else { # db do
+ $e = 'nodb', last unless my $dbh = $conn{db};
+ $e = 'unready', last unless
+ db eq 'maria' ? $dbh->mariadb_async_ready :
+ db eq 'mysql' ? $dbh->mysql_async_ready :
+ db eq 'postgres' ? $dbh->pg_ready : undef;
+ $e = 'noresult' unless defined(
+ my $rv =
+ db eq 'maria' ? $dbh->mariadb_async_result :
+ db eq 'mysql' ? $dbh->mysql_async_result :
+ db eq 'postgres' ? $dbh->pg_result : undef
+ );
+ say "db[$id $fd] calling cb: db do query" if debug;
+ if (my $cb = $conn{cb}) { $cb->($rv, $e) }
+ else { say "db[$id $fd] no handler response with $rv return" }
+ }
+ say "db[$id $fd] error: $e " if debug && $e;
+ say "db[$id $fd] finish" if debug;
+ delete $conn{active};
+ delete $pool->{active}{$id};
+ push @{$pool->{free}}, \%conn;
+ if (defined(my $pending = shift @{$pool->{pending}})) {
+ my $code = shift @$pending;
+ $code->($pool, splice @$pending)
+ }
+ return
+ }
+ say "db[$id $fd] $e" if debug;
+ if (eof($fh) || (my $inactive = $e eq 'inactive')) {
+ say "db[$id $fd] disconnected" if debug;
+ delete @conn{qw/w connected/};
+ $conn{db}->disconnect if $inactive;
+ $conn{cb}->(-1, undef) if $conn{st} && $conn{active} && $conn{cb};
+ db_connect($pool, $id, $dsn); # reconnect
+ } else {
+ say "db[$id $fd] stalled?";
+ }
+ };
+ say "db[$id $fd] connected" if debug;
+ $pool->{slot}[$id] = \%conn;
+ weaken(my $weak = $pool->{slot}[$id]);
+ push @{$pool->{free}}, $weak;
+ if (defined(my $pending = shift @{$pool->{pending}})) {
+ my $code = shift @$pending;
+ $code->($pool, splice @$pending)
+ }
+}
+
+sub db_execute ($pool, $st, $args, $cb) {
+ say 'db executing..' if debug;
+ while (my $conn = shift @{$pool->{free}}) {
+ (debug and say 'skip unconnected'), next unless defined($conn) && $conn->{connected};
+ say 'on connection..'.$conn->{id} if debug;
+ if ($conn->{st}{$st}->execute(@$args)) {
+ (@$conn{qw/cb active/}, $pool->{active}{$conn->{id}}) = ($cb, $st, 1);
+ return;
+ } else {
+ say 'error: ', $conn->{st}{$st}->errstr;
+ db_connect($pool, @$conn{qw/id dsn/}); # reconnect
+ next;
+ }
+ }
+ say '..put to pending..' if debug;
+ push @{$pool->{pending}}, [__SUB__, $st, $args, $cb];
+}
+
+sub db_do ($pool, $query, $args, $cb) {
+ say 'db doing..' if debug;
+ state $db_opt = +{
+ db eq 'maria' ? (mariadb_async => 1) :
+ db eq 'mysql' ? (async => 1) :
+ db eq 'postgres' ? (pg_async => PG_ASYNC + PG_OLDQUERY_CANCEL) : ()
+ };
+ while (my $conn = shift @{$pool->{free}}) {
+ (debug and say 'skip unconnected'), next unless defined($conn) && $conn->{connected};
+ say 'on connection..'.$conn->{id} if debug;
+ if ($conn->{db}->do($query, $db_opt, defined($args) ? @$args : ())) {
+ (@$conn{qw/cb active/}, $pool->{active}{$conn->{id}}) = ($cb, 0, 1);
+ return;
+ } else {
+ say 'error: ', $conn->{db}->errstr;
+ db_connect($pool, @$conn{qw/id dsn/}); # reconnect
+ next;
+ }
+ }
+ say '..put to pending..' if debug;
+ push @{$pool->{pending}}, [__SUB__, $query, $args, $cb];
+}
diff --git a/frameworks/Perl/feersum/benchmark_config.json b/frameworks/Perl/feersum/benchmark_config.json
new file mode 100644
index 00000000000..84e75044bd2
--- /dev/null
+++ b/frameworks/Perl/feersum/benchmark_config.json
@@ -0,0 +1,56 @@
+{
+ "framework": "feersum",
+ "maintainers": ["vividsnow"],
+ "tests": [{
+ "default": {
+ "dockerfile": "feersum.dockerfile",
+ "json_url": "/json",
+ "db_url": "/db",
+ "query_url": "/queries?queries=",
+ "fortune_url": "/fortunes",
+ "update_url": "/updates?queries=",
+ "plaintext_url": "/plaintext",
+ "cached_query_url": "/cached-queries?count=",
+ "port": 8080,
+ "approach": "Realistic",
+ "classification": "Platform",
+ "database": "Postgres",
+ "database_os": "Linux",
+ "framework": "feersum",
+ "language": "Perl",
+ "flavor": "None",
+ "orm": "Raw",
+ "platform": "None",
+ "webserver": "feersum",
+ "os": "Linux",
+ "database_os": "Linux",
+ "display_name": "feersum",
+ "notes": ""
+ },
+ "mysql": {
+ "dockerfile": "feersum.dockerfile",
+ "json_url": "/json",
+ "db_url": "/db",
+ "query_url": "/queries?queries=",
+ "fortune_url": "/fortunes",
+ "update_url": "/updates?queries=",
+ "plaintext_url": "/plaintext",
+ "cached_query_url": "/cached-queries?count=",
+ "port": 8080,
+ "approach": "Realistic",
+ "classification": "Platform",
+ "database": "MySQL",
+ "database_os": "Linux",
+ "framework": "feersum",
+ "language": "Perl",
+ "flavor": "None",
+ "orm": "Raw",
+ "platform": "None",
+ "webserver": "feersum",
+ "os": "Linux",
+ "database_os": "Linux",
+ "display_name": "feersum",
+ "notes": ""
+ }
+ }]
+}
diff --git a/frameworks/Perl/feersum/cpanfile b/frameworks/Perl/feersum/cpanfile
new file mode 100644
index 00000000000..9b868f48ffe
--- /dev/null
+++ b/frameworks/Perl/feersum/cpanfile
@@ -0,0 +1,8 @@
+requires 'Feersum', '== 1.503';
+requires 'JSON::XS', '== 4.03';
+requires 'DBD::MariaDB', '== 1.23';
+requires 'DBD::Pg', '== 3.18.0';
+requires 'AnyEvent', '== 7.17';
+requires 'Async::Interrupt', '== 1.26';
+requires 'Text::Xslate', '== v3.5.9';
+requires 'LMDB_File', '== 0.13';
diff --git a/frameworks/Perl/feersum/cpanfile_alt b/frameworks/Perl/feersum/cpanfile_alt
new file mode 100644
index 00000000000..7b26f606c2d
--- /dev/null
+++ b/frameworks/Perl/feersum/cpanfile_alt
@@ -0,0 +1 @@
+requires 'DBD::mysql', '== 5.009';
diff --git a/frameworks/Perl/feersum/feersum.dockerfile b/frameworks/Perl/feersum/feersum.dockerfile
new file mode 100644
index 00000000000..ed8865deb4f
--- /dev/null
+++ b/frameworks/Perl/feersum/feersum.dockerfile
@@ -0,0 +1,28 @@
+from perl:5.40-slim
+run apt-get update
+run apt-get install -y --no-install-recommends --no-install-suggests catatonit libmariadb-dev libpq-dev libev-dev liblmdb-dev build-essential curl gnupg
+run curl -fsSL https://raw.githubusercontent.com/skaji/cpm/main/cpm | perl - install -g App::cpm
+workdir /app
+add cpanfile .
+run cpm install -g
+
+run curl https://repo.mysql.com/RPM-GPG-KEY-mysql-2023 -o /etc/apt/trusted.gpg.d/mysql2023
+run gpg --dearmor /etc/apt/trusted.gpg.d/mysql2023
+run rm /etc/apt/trusted.gpg.d/mysql2023
+run echo 'deb http://repo.mysql.com/apt/debian bookworm mysql-innovation' > /etc/apt/sources.list.d/mysql.list
+run apt-get update
+run apt-get install -y --no-install-recommends --no-install-suggests libmysqlclient-dev
+add cpanfile_alt .
+run cpm install -g --cpanfile=cpanfile_alt
+
+run apt-get clean
+run rm -rf $HOME/.perl-cpm
+add app.pl .
+expose 8080
+
+arg TFB_TEST_DATABASE
+env db=$TFB_TEST_DATABASE
+
+stopsignal SIGKILL
+
+cmd perl app.pl