Bug 1472048 - Remove Metrics Code

12 files changed, 1 insertions, 798 deletions

diff --git a/Bugzilla/Config/Advanced.pm b/Bugzilla/Config/Advanced.pm
index 9316d8e48..398f02701 100644
--- a/Bugzilla/Config/Advanced.pm
+++ b/Bugzilla/Config/Advanced.pm
@@ -36,37 +36,6 @@ use constant get_param_list => (
         type    => 'b',
         default => 0
     },
-
-    {
-        name    => 'metrics_enabled',
-        type    => 'b',
-        default => 0
-    },
-    {
-        name    => 'metrics_user_ids',
-        type    => 't',
-        default => '3881,5038,5898,13647,20209,251051,373476,409787'
-    },
-    {
-        name    => 'metrics_elasticsearch_server',
-        type    => 't',
-        default => '127.0.0.1:9200'
-    },
-    {
-        name    => 'metrics_elasticsearch_index',
-        type    => 't',
-        default => 'bmo-metrics'
-    },
-    {
-        name    => 'metrics_elasticsearch_type',
-        type    => 't',
-        default => 'timings'
-    },
-    {
-        name    => 'metrics_elasticsearch_ttl',
-        type    => 't',
-        default => '1210000000'                   # 14 days
-    },
 );
 
 1;
diff --git a/Bugzilla/Install/Filesystem.pm b/Bugzilla/Install/Filesystem.pm
index 094226891..003be22e4 100644
--- a/Bugzilla/Install/Filesystem.pm
+++ b/Bugzilla/Install/Filesystem.pm
@@ -225,7 +225,6 @@ sub FILESYSTEM {
         'runtests.pl'     => { perms => OWNER_EXECUTE },
         'jobqueue.pl'     => { perms => OWNER_EXECUTE },
         'migrate.pl'      => { perms => OWNER_EXECUTE },
-        'metrics.pl'      => { perms => WS_EXECUTE },
         'Makefile.PL'     => { perms => OWNER_EXECUTE },
         'gen-cpanfile.pl' => { perms => OWNER_EXECUTE },
         'jobqueue-worker.pl' => { perms => OWNER_EXECUTE },
diff --git a/Bugzilla/Metrics/Collector.pm b/Bugzilla/Metrics/Collector.pm
deleted file mode 100644
index 53cbac819..000000000
--- a/Bugzilla/Metrics/Collector.pm
+++ /dev/null
@@ -1,171 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-# This Source Code Form is "Incompatible With Secondary Licenses", as
-# defined by the Mozilla Public License, v. 2.0.
-
-package Bugzilla::Metrics::Collector;
-
-use strict;
-use warnings;
-use 5.10.1;
-
-# the reporter needs to be a constant and use'd here to ensure it's loaded at
-# compile time.
-use constant REPORTER => 'Bugzilla::Metrics::Reporter::ElasticSearch';
-use Bugzilla::Metrics::Reporter::ElasticSearch;
-
-# Debugging reporter
-#use constant REPORTER => 'Bugzilla::Metrics::Reporter::STDERR';
-#use Bugzilla::Metrics::Reporter::STDERR;
-
-use Bugzilla::Constants;
-use Cwd qw(abs_path);
-use File::Basename;
-use Time::HiRes qw(gettimeofday clock_gettime CLOCK_MONOTONIC);
-
-sub new {
-    my ($class, $name) = @_;
-    my $self = {
-        root => undef,
-        head => undef,
-        time => scalar(gettimeofday()),
-    };
-    bless($self, $class);
-    $self->_start_timer({ type => 'main', name => $name });
-    return $self;
-}
-
-sub end {
-    my ($self, $timer) = @_;
-    my $is_head = $timer ? 0 : 1;
-    $timer ||= $self->{head};
-    $timer->{duration} += clock_gettime(CLOCK_MONOTONIC) - $timer->{start_time};
-    $self->{head} = $self->{head}->{parent} if $is_head;
-}
-
-sub cancel {
-    my ($self) = @_;
-    delete $self->{head};
-}
-
-sub DESTROY {
-    my ($self) = @_;
-    $self->finish() if $self->{head};
-}
-
-sub finish {
-    my ($self) = @_;
-    $self->end($self->{root});
-    delete $self->{head};
-
-    my $user = Bugzilla->user;
-    if ($ENV{MOD_PERL}) {
-        require Apache2::RequestUtil;
-        my $request = eval { Apache2::RequestUtil->request };
-        my $headers = $request ? $request->headers_in() : {};
-        $self->{env} = {
-            referer         => $headers->{Referer},
-            request_method  => $request->method,
-            request_uri     => basename($request->unparsed_uri),
-            script_name     => $request->uri,
-            user_agent      => $headers->{'User-Agent'},
-        };
-    }
-    else {
-        $self->{env} = {
-            referer         => $ENV{HTTP_REFERER},
-            request_method  => $ENV{REQUEST_METHOD},
-            request_uri     => $ENV{REQUEST_URI},
-            script_name     => basename($ENV{SCRIPT_NAME}),
-            user_agent      => $ENV{HTTP_USER_AGENT},
-        };
-    }
-    $self->{env}->{name}    = $self->{root}->{name};
-    $self->{env}->{time}    = $self->{time};
-    $self->{env}->{user_id} = $user->id;
-    $self->{env}->{login}   = $user->login if $user->id;
-
-    # remove passwords from request_uri
-    $self->{env}->{request_uri} =~ s/\b((?:bugzilla_)?password=)(?:[^&]+|.+$)/$1x/gi;
-
-    $self->report();
-}
-
-sub name {
-    my ($self, $value) = @_;
-    $self->{root}->{name} = $value if defined $value;
-    return $self->{root}->{name};
-}
-
-sub db_start {
-    my ($self) = @_;
-    my $timer = $self->_start_timer({ type => 'db' });
-
-    my @stack;
-    my $i = 0;
-    state $path = quotemeta(abs_path(bz_locations()->{cgi_path}) . '/');
-    while (1) {
-        my @caller = caller($i);
-        last unless @caller;
-        my $file = $caller[1];
-        $file =~ s/^$path//o;
-        push @stack, "$file:$caller[2]"
-            unless substr($file, 0, 16) eq 'Bugzilla/Metrics';
-        last if $file =~ /\.(?:tmpl|cgi)$/;
-        $i++;
-    }
-    $timer->{stack} = \@stack;
-
-    return $timer;
-}
-
-sub template_start {
-    my ($self, $file) = @_;
-    $self->_start_timer({ type => 'tmpl', file => $file });
-}
-
-sub memcached_start {
-    my ($self, $key) = @_;
-    $self->_start_timer({ type => 'memcached', key => $key });
-}
-
-sub memcached_end {
-    my ($self, $hit) = @_;
-    $self->{head}->{result} = $hit ? 'hit' : 'miss';
-    $self->end();
-}
-
-sub resume {
-    my ($self, $timer) = @_;
-    $timer->{start_time} = clock_gettime(CLOCK_MONOTONIC);
-    return $timer;
-}
-
-sub _start_timer {
-    my ($self, $timer) = @_;
-    $timer->{start_time} = $timer->{first_time} = clock_gettime(CLOCK_MONOTONIC);
-    $timer->{duration} = 0;
-    $timer->{children}   = [];
-
-    if ($self->{head}) {
-        $timer->{parent} = $self->{head};
-        push @{ $self->{head}->{children} }, $timer;
-    }
-    else {
-        $timer->{parent} = undef;
-        $self->{root} = $timer;
-    }
-    $self->{head} = $timer;
-
-    return $timer;
-}
-
-sub report {
-    my ($self) = @_;
-    my $class = REPORTER;
-    $class->DETACH ? $class->background($self) : $class->foreground($self);
-}
-
-1;
diff --git a/Bugzilla/Metrics/Memcached.pm b/Bugzilla/Metrics/Memcached.pm
deleted file mode 100644
index b640f9280..000000000
--- a/Bugzilla/Metrics/Memcached.pm
+++ /dev/null
@@ -1,24 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-# This Source Code Form is "Incompatible With Secondary Licenses", as
-# defined by the Mozilla Public License, v. 2.0.
-
-package Bugzilla::Metrics::Memcached;
-
-use 5.10.1;
-use strict;
-use warnings;
-
-use base 'Bugzilla::Memcached';
-
-sub _get {
-    my $self = shift;
-    Bugzilla->metrics->memcached_start($_[0]);
-    my $result = $self->SUPER::_get(@_);
-    Bugzilla->metrics->memcached_end($result);
-    return $result;
-}
-
-1;
diff --git a/Bugzilla/Metrics/Mysql.pm b/Bugzilla/Metrics/Mysql.pm
deleted file mode 100644
index 60dff78c8..000000000
--- a/Bugzilla/Metrics/Mysql.pm
+++ /dev/null
@@ -1,148 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-# This Source Code Form is "Incompatible With Secondary Licenses", as
-# defined by the Mozilla Public License, v. 2.0.
-
-package Bugzilla::Metrics::Mysql;
-
-use 5.10.1;
-use strict;
-use warnings;
-
-use base 'Bugzilla::DB::Mysql';
-
-sub do {
-    my ($self, @args) = @_;
-    Bugzilla->metrics->db_start($args[0]);
-    my $result = $self->SUPER::do(@args);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-sub selectall_arrayref {
-    my ($self, @args) = @_;
-    Bugzilla->metrics->db_start($args[0]);
-    my $result = $self->SUPER::selectall_arrayref(@args);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-sub selectall_hashref {
-    my ($self, @args) = @_;
-    Bugzilla->metrics->db_start($args[0]);
-    my $result = $self->SUPER::selectall_hashref(@args);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-sub selectcol_arrayref {
-    my ($self, @args) = @_;
-    Bugzilla->metrics->db_start($args[0]);
-    my $result = $self->SUPER::selectcol_arrayref(@args);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-sub selectrow_array {
-    my ($self, @args) = @_;
-    Bugzilla->metrics->db_start($args[0]);
-    my @result = $self->SUPER::selectrow_array(@args);
-    Bugzilla->metrics->end();
-    return wantarray ? @result : $result[0];
-}
-
-sub selectrow_arrayref {
-    my ($self, @args) = @_;
-    Bugzilla->metrics->db_start($args[0]);
-    my $result = $self->SUPER::selectrow_arrayref(@args);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-sub selectrow_hashref {
-    my ($self, @args) = @_;
-    Bugzilla->metrics->db_start($args[0]);
-    my $result = $self->SUPER::selectrow_hashref(@args);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-sub commit {
-    my ($self, @args) = @_;
-    Bugzilla->metrics->db_start('COMMIT');
-    my $result = $self->SUPER::commit(@args);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-sub prepare {
-    my ($self, @args) = @_;
-    my $sth = $self->SUPER::prepare(@args);
-    bless($sth, 'Bugzilla::Metrics::st');
-    return $sth;
-}
-
-package Bugzilla::Metrics::st;
-
-use 5.10.1;
-use strict;
-use warnings;
-
-use base 'DBI::st';
-
-sub execute {
-    my ($self, @args) = @_;
-    $self->{private_timer} = Bugzilla->metrics->db_start();
-    my $result = $self->SUPER::execute(@args);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-sub fetchrow_array {
-    my ($self, @args) = @_;
-    my $timer = $self->{private_timer};
-    Bugzilla->metrics->resume($timer);
-    my @result = $self->SUPER::fetchrow_array(@args);
-    Bugzilla->metrics->end($timer);
-    return wantarray ? @result : $result[0];
-}
-
-sub fetchrow_arrayref {
-    my ($self, @args) = @_;
-    my $timer = $self->{private_timer};
-    Bugzilla->metrics->resume($timer);
-    my $result = $self->SUPER::fetchrow_arrayref(@args);
-    Bugzilla->metrics->end($timer);
-    return $result;
-}
-
-sub fetchrow_hashref {
-    my ($self, @args) = @_;
-    my $timer = $self->{private_timer};
-    Bugzilla->metrics->resume($timer);
-    my $result = $self->SUPER::fetchrow_hashref(@args);
-    Bugzilla->metrics->end($timer);
-    return $result;
-}
-
-sub fetchall_arrayref {
-    my ($self, @args) = @_;
-    my $timer = $self->{private_timer};
-    Bugzilla->metrics->resume($timer);
-    my $result = $self->SUPER::fetchall_arrayref(@args);
-    Bugzilla->metrics->end($timer);
-    return $result;
-}
-
-sub fetchall_hashref {
-    my ($self, @args) = @_;
-    my $timer = $self->{private_timer};
-    Bugzilla->metrics->resume($timer);
-    my $result = $self->SUPER::fetchall_hashref(@args);
-    Bugzilla->metrics->end($timer);
-    return $result;
-}
-
-1;
diff --git a/Bugzilla/Metrics/Reporter.pm b/Bugzilla/Metrics/Reporter.pm
deleted file mode 100644
index 8216ea923..000000000
--- a/Bugzilla/Metrics/Reporter.pm
+++ /dev/null
@@ -1,103 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-# This Source Code Form is "Incompatible With Secondary Licenses", as
-# defined by the Mozilla Public License, v. 2.0.
-
-package Bugzilla::Metrics::Reporter;
-
-use 5.10.1;
-use strict;
-use warnings;
-
-use Bugzilla::Constants;
-use File::Slurp;
-use File::Temp;
-use JSON;
-
-# most reporters should detach from the httpd process.
-# reporters which do not detach will block completion of the http response.
-use constant DETACH => 1;
-
-# class method to start the delivery script in the background
-sub background {
-    my ($class, $collector) = @_;
-
-    # we need to remove parent links to avoid looped structures, which
-    # encode_json chokes on
-    _walk_timers($collector->{root}, sub { delete $_[0]->{parent} });
-
-    # serialisation
-    my $json = encode_json({ env => $collector->{env}, times => $collector->{root} });
-
-    # write to temp filename
-    my $fh = File::Temp->new( UNLINK => 0 );
-    if (!$fh) {
-        warn "Failed to create temp file: $!\n";
-        return;
-    }
-    binmode($fh, ':utf8');
-    print $fh $json;
-    close($fh) or die "$fh : $!";
-    my $filename = $fh->filename;
-
-    # spawn delivery worker
-    my $command = bz_locations()->{'cgi_path'} . "/metrics.pl '$class' '$filename' &";
-    $ENV{PATH} = '';
-    system($command);
-}
-
-# run the reporter immediately
-sub foreground {
-    my ($class, $collector) = @_;
-    my $reporter = $class->new({ hashref => { env => $collector->{env}, times => $collector->{root} } });
-    $reporter->report();
-}
-
-sub new {
-    my ($invocant, $args) = @_;
-    my $class = ref($invocant) || $invocant;
-
-    # load from either a json_filename or hashref
-    my $self;
-    if ($args->{json_filename}) {
-        $self = decode_json(read_file($args->{json_filename}, binmode => ':utf8'));
-        unlink($args->{json_filename});
-    }
-    else {
-        $self = $args->{hashref};
-    }
-    bless($self, $class);
-
-    # remove redundant data
-    $self->walk_timers(sub {
-        my ($timer) = @_;
-        $timer->{start_time} = delete $timer->{first_time};
-        delete $timer->{children}
-            if exists $timer->{children} && !scalar(@{ $timer->{children} });
-    });
-
-    return $self;
-}
-
-sub walk_timers {
-    my ($self, $callback) = @_;
-    _walk_timers($self->{times}, $callback, undef);
-}
-
-sub _walk_timers {
-    my ($timer, $callback, $parent) = @_;
-    $callback->($timer, $parent);
-    if (exists $timer->{children}) {
-        foreach my $child (@{ $timer->{children} }) {
-            _walk_timers($child, $callback, $timer);
-        }
-    }
-}
-
-sub report {
-    die "abstract method call";
-}
-
-1;
diff --git a/Bugzilla/Metrics/Reporter/ElasticSearch.pm b/Bugzilla/Metrics/Reporter/ElasticSearch.pm
deleted file mode 100644
index c61a1d750..000000000
--- a/Bugzilla/Metrics/Reporter/ElasticSearch.pm
+++ /dev/null
@@ -1,105 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-# This Source Code Form is "Incompatible With Secondary Licenses", as
-# defined by the Mozilla Public License, v. 2.0.
-
-package Bugzilla::Metrics::Reporter::ElasticSearch;
-
-use 5.10.1;
-use strict;
-use warnings;
-
-use base 'Bugzilla::Metrics::Reporter';
-
-use constant DETACH => 1;
-
-sub report {
-    my ($self) = @_;
-
-    # build path array and flatten
-    my @timers;
-    $self->walk_timers(sub {
-        my ($timer, $parent) = @_;
-        $timer->{id} = scalar(@timers);
-        if ($parent) {
-            if (exists $timer->{children}) {
-                if ($timer->{type} eq 'tmpl') {
-                    $timer->{node} = 'tmpl: ' . $timer->{file};
-                }
-                elsif ($timer->{type} eq 'db') {
-                    $timer->{node} = 'db';
-                }
-                else {
-                    $timer->{node} = '?';
-                }
-            }
-            $timer->{path} = [ @{ $parent->{path} }, $parent->{node} ];
-            $timer->{parent} = $parent->{id};
-        }
-        else {
-            $timer->{path} = [ ];
-            $timer->{node} = $timer->{name};
-        }
-        push @timers, $timer;
-    });
-
-    # calculate timer-only durations
-    $self->walk_timers(sub {
-        my ($timer) = @_;
-        my $child_duration = 0;
-        if (exists $timer->{children}) {
-            foreach my $child (@{ $timer->{children} }) {
-                $child_duration += $child->{duration};
-            }
-        }
-        $timer->{this_duration} = $timer->{duration} - $child_duration;
-    });
-
-    # massage each timer
-    my $start_time = $self->{times}->{start_time};
-    foreach my $timer (@timers) {
-        # remove node name and children
-        delete $timer->{node};
-        delete $timer->{children};
-
-        # show relative times
-        $timer->{start_time} = $timer->{start_time} - $start_time;
-        delete $timer->{end_time};
-
-        # show times in ms instead of fractional seconds
-        foreach my $field (qw( start_time duration this_duration )) {
-            $timer->{$field} = sprintf('%.4f', $timer->{$field} * 1000) * 1;
-        }
-    }
-
-    # remove private data from env
-    delete $self->{env}->{user_agent};
-    delete $self->{env}->{referer};
-
-    # throw at ES
-    require ElasticSearch;
-    my $es = ElasticSearch->new(
-        servers     => Bugzilla->params->{metrics_elasticsearch_server},
-        transport   => 'http',
-    );
-    # the ElasticSearch module queries the server for a list of nodes and
-    # connects directly to a random node. that bypasses our load balancer so we
-    # disable that by setting the server list directly.
-    $es->transport->servers(Bugzilla->params->{metrics_elasticsearch_server});
-    # as the discovered node list is lazy-loaded, increase _refresh_in so it
-    # won't call ->refresh_servers()
-    $es->transport->{_refresh_in} = 1;
-    $es->index(
-        index   => Bugzilla->params->{metrics_elasticsearch_index},
-        type    => Bugzilla->params->{metrics_elasticsearch_type},
-        ttl     => Bugzilla->params->{metrics_elasticsearch_ttl},
-        data    => {
-            env     => $self->{env},
-            times   => \@timers,
-        },
-    );
-}
-
-1;
diff --git a/Bugzilla/Metrics/Reporter/STDERR.pm b/Bugzilla/Metrics/Reporter/STDERR.pm
deleted file mode 100644
index a61cdb25f..000000000
--- a/Bugzilla/Metrics/Reporter/STDERR.pm
+++ /dev/null
@@ -1,152 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-# This Source Code Form is "Incompatible With Secondary Licenses", as
-# defined by the Mozilla Public License, v. 2.0.
-
-package Bugzilla::Metrics::Reporter::STDERR;
-
-use 5.10.1;
-use strict;
-use warnings;
-
-use base 'Bugzilla::Metrics::Reporter';
-
-use Data::Dumper;
-
-use constant DETACH => 0;
-
-sub report {
-    my ($self) = @_;
-
-    # count totals
-    $self->{total} = $self->{times}->{duration};
-    $self->{tmpl_count} = $self->{db_count} = $self->{mem_count} = 0;
-    $self->{total_tmpl} = $self->{total_db} = $self->{mem_hits}  = 0;
-    $self->{mem_keys} = {};
-    $self->_tally($self->{times});
-
-    # calculate percentages
-    $self->{other} = $self->{total} - $self->{total_tmpl} - $self->{total_db};
-    if ($self->{total} * 1) {
-        $self->{perc_tmpl}  = $self->{total_tmpl} / $self->{total} * 100;
-        $self->{perc_db}    = $self->{total_db} / $self->{total} * 100;
-        $self->{perc_other} = $self->{other} / $self->{total} * 100;
-    } else {
-        $self->{perc_tmpl} = 0;
-        $self->{perc_db} = 0;
-        $self->{perc_other} = 0;
-    }
-    if ($self->{mem_count}) {
-        $self->{perc_mem} = $self->{mem_hits} / $self->{mem_count} * 100;
-    } else {
-        $self->{perm_mem} = 0;
-    }
-
-    # convert to ms and format
-    foreach my $key (qw( total total_tmpl total_db other )) {
-        $self->{$key} = sprintf("%.4f", $self->{$key} * 1000);
-    }
-    foreach my $key (qw( perc_tmpl perc_db perc_other perc_mem )) {
-        $self->{$key} = sprintf("%.1f", $self->{$key});
-    }
-
-    # massage each timer
-    my $start_time = $self->{times}->{start_time};
-    $self->walk_timers(sub {
-        my ($timer) = @_;
-        delete $timer->{parent};
-
-        # show relative times
-        $timer->{start_time} = $timer->{start_time} - $start_time;
-        delete $timer->{end_time};
-
-        # show times in ms instead of fractional seconds
-        foreach my $field (qw( start_time duration duration_this )) {
-            $timer->{$field} = sprintf('%.4f', $timer->{$field} * 1000) * 1
-                if exists $timer->{$field};
-        }
-    });
-
-    if (0) {
-        # dump timers to stderr
-        local $Data::Dumper::Indent = 1;
-        local $Data::Dumper::Terse = 1;
-        local $Data::Dumper::Sortkeys = sub {
-            my ($rh) = @_;
-            return [ sort { $b cmp $a } keys %$rh ];
-        };
-        print STDERR Dumper($self->{env});
-        print STDERR Dumper($self->{times});
-    }
-
-    # summary summary table too
-    print STDERR <<EOF;
-total time: $self->{total}
- tmpl time: $self->{total_tmpl} ($self->{perc_tmpl}%) $self->{tmpl_count} hits
-   db time: $self->{total_db} ($self->{perc_db}%) $self->{db_count} hits
-other time: $self->{other} ($self->{perc_other}%)
- memcached: $self->{perc_mem}% ($self->{mem_count} requests)
-EOF
-    my $tmpls = $self->{tmpl};
-    my $len = 0;
-    foreach my $file (keys %$tmpls) {
-        $len = length($file) if length($file) > $len;
-    }
-    foreach my $file (sort { $tmpls->{$b}->{count} <=> $tmpls->{$a}->{count} } keys %$tmpls) {
-        my $tmpl = $tmpls->{$file};
-        printf STDERR
-            "%${len}s: %2s hits %8.4f total %8.4f avg\n",
-            $file,
-            $tmpl->{count},
-            $tmpl->{duration} * 1000,
-            $tmpl->{duration} * 1000 / $tmpl->{count}
-        ;
-    }
-    my $keys = $self->{mem_keys};
-    $len = 0;
-    foreach my $key (keys %$keys) {
-        $len = length($key) if length($key) > $len;
-    }
-    foreach my $key (sort { $keys->{$a} <=> $keys->{$b} or $a cmp $b } keys %$keys) {
-        printf STDERR "%${len}s: %s\n", $key, $keys->{$key};
-    }
-}
-
-sub _tally {
-    my ($self, $timer) = @_;
-    if (exists $timer->{children}) {
-        foreach my $child (@{ $timer->{children} }) {
-            $self->_tally($child);
-        }
-    }
-
-    if ($timer->{type} eq 'db') {
-        $timer->{duration_this} = $timer->{duration};
-        $self->{total_db} += $timer->{duration};
-        $self->{db_count}++;
-
-    } elsif ($timer->{type} eq 'tmpl') {
-        my $child_duration = 0;
-        if (exists $timer->{children}) {
-            foreach my $child (@{ $timer->{children} }) {
-                $child_duration += $child->{duration};
-            }
-        }
-        $timer->{duration_this} = $timer->{duration} - $child_duration;
-
-        $self->{total_tmpl} += $timer->{duration} - $child_duration;
-        $self->{tmpl_count}++;
-        $self->{tmpl}->{$timer->{file}}->{count}++;
-        $self->{tmpl}->{$timer->{file}}->{duration} += $timer->{duration};
-
-    } elsif ($timer->{type} eq 'memcached') {
-        $timer->{duration_this} = $timer->{duration};
-        $self->{mem_count}++;
-        $self->{mem_keys}->{$timer->{key}}++;
-        $self->{mem_hits}++ if $timer->{result} eq 'hit';
-    }
-}
-
-1;
diff --git a/Bugzilla/Metrics/Template.pm b/Bugzilla/Metrics/Template.pm
deleted file mode 100644
index 5d9af240e..000000000
--- a/Bugzilla/Metrics/Template.pm
+++ /dev/null
@@ -1,24 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-# This Source Code Form is "Incompatible With Secondary Licenses", as
-# defined by the Mozilla Public License, v. 2.0.
-
-package Bugzilla::Metrics::Template;
-
-use 5.10.1;
-use strict;
-use warnings;
-
-use base 'Bugzilla::Template';
-
-sub process {
-    my $self = shift;
-    Bugzilla->metrics->template_start($_[0]);
-    my $result = $self->SUPER::process(@_);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-1;
diff --git a/Bugzilla/Metrics/Template/Context.pm b/Bugzilla/Metrics/Template/Context.pm
deleted file mode 100644
index 278cfce1e..000000000
--- a/Bugzilla/Metrics/Template/Context.pm
+++ /dev/null
@@ -1,30 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-#
-# This Source Code Form is "Incompatible With Secondary Licenses", as
-# defined by the Mozilla Public License, v. 2.0.
-
-package Bugzilla::Metrics::Template::Context;
-
-use 5.10.1;
-use strict;
-use warnings;
-
-use base 'Bugzilla::Template::Context';
-
-sub process {
-    my $self = shift;
-
-    # we only want to measure files not template blocks
-    if (ref($_[0]) || substr($_[0], -5) ne '.tmpl') {
-        return $self->SUPER::process(@_);
-    }
-
-    Bugzilla->metrics->template_start($_[0]);
-    my $result = $self->SUPER::process(@_);
-    Bugzilla->metrics->end();
-    return $result;
-}
-
-1;
diff --git a/Bugzilla/Template.pm b/Bugzilla/Template.pm
index ae4f9bbad..9eea0d3dd 100644
--- a/Bugzilla/Template.pm
+++ b/Bugzilla/Template.pm
@@ -1050,10 +1050,7 @@ sub create {
     $SHARED_PROVIDERS{$provider_key} ||= $provider_class->new($config);
     $config->{LOAD_TEMPLATES} = [ $SHARED_PROVIDERS{$provider_key} ];
 
-    # BMO - use metrics subclass
-    local $Template::Config::CONTEXT = Bugzilla->metrics_enabled()
-        ? 'Bugzilla::Metrics::Template::Context'
-        : 'Bugzilla::Template::Context';
+    local $Template::Config::CONTEXT = 'Bugzilla::Template::Context';
 
     Bugzilla::Hook::process('template_before_create', { config => $config });
     my $template = $class->new($config)
diff --git a/Bugzilla/WebService/Server.pm b/Bugzilla/WebService/Server.pm
index ba9847abc..a76c4c48c 100644
--- a/Bugzilla/WebService/Server.pm
+++ b/Bugzilla/WebService/Server.pm
@@ -23,11 +23,6 @@ sub handle_login {
     # Throw error if the supplied class does not exist or the method is private
     ThrowCodeError('unknown_method', {method => $full_method}) if (!$class or $method =~ /^_/);
 
-    # BMO - use the class and method as the name, instead of the cgi filename
-    if (Bugzilla->metrics_enabled) {
-        Bugzilla->metrics->name("$class $method");
-    }
-
     # We never want to create a new session unless the user is calling the
     # login method.  Setting dont_persist_session makes
     # Bugzilla::Auth::_handle_login_result() skip calling persist_login().