php5 session clean

dpkg -l | grep -i php
ii  php-bcmath                       1:7.0+49                          all          Bcmath module for PHP [default]
ii  php-cgi                          1:7.0+49                          all          server-side, HTML-embedded scripting language (CGI binary) (default)
ii  php-common                       1:49                              all          Common files for PHP packages
ii  php-curl                         1:7.0+49                          all          CURL module for PHP [default]
ii  php-fpm                          1:7.0+49                          all          server-side, HTML-embedded scripting language (FPM-CGI binary) (default)
ii  php-gd                           1:7.0+49                          all          GD module for PHP [default]
ii  php-igbinary                     2.0.1-1                           amd64        igbinary PHP serializer
ii  php-mbstring                     1:7.0+49                          all          MBSTRING module for PHP [default]
ii  php-mysql                        1:7.0+49                          all          MySQL module for PHP [default]
ii  php-pam                          1.0.3-1                           amd64        pam module for PHP 7
ii  php-redis                        3.1.1-1                           amd64        PHP extension for interfacing with Redis
ii  php-xml                          1:7.0+49                          all          DOM, SimpleXML, WDDX, XML, and XSL module for PHP [default]
ii  php-zip                          1:7.0+49                          all          Zip module for PHP [default]
ii  php5-apcu                        4.0.7-1                           amd64        APC User Cache for PHP 5
rc  php5-cgi                         5.6.40+dfsg-0+deb8u2              amd64        server-side, HTML-embedded scripting language (CGI binary)
rc  php5-cli                         5.6.40+dfsg-0+deb8u2              amd64        command-line interpreter for the php5 scripting language
ii  php5-common                      5.6.40+dfsg-0+deb8u2              amd64        Common files for packages built from the php5 source
ii  php5-curl                        5.6.40+dfsg-0+deb8u2              amd64        CURL module for php5
rc  php5-fpm                         5.6.40+dfsg-0+deb8u2              amd64        server-side, HTML-embedded scripting language (FPM-CGI binary)
ii  php5-gd                          5.6.40+dfsg-0+deb8u2              amd64        GD module for php5
rc  php5-imagick                     3.2.0~rc1-1                       amd64        Provides a wrapper to the ImageMagick library
rc  php5-json                        1.3.6-1                           amd64        JSON module for php5
ii  php5-mysql                       5.6.40+dfsg-0+deb8u2              amd64        MySQL module for php5
rc  php5-pam                         1.0.3-4                           amd64        pam module for PHP 5
ii  php5-redis                       2.2.5-1                           amd64        PHP extension for interfacing with Redis
ii  php7.0-bcmath                    7.0.33-0+deb9u5                   amd64        Bcmath module for PHP
ii  php7.0-cgi                       7.0.33-0+deb9u5                   amd64        server-side, HTML-embedded scripting language (CGI binary)
ii  php7.0-cli                       7.0.33-0+deb9u5                   amd64        command-line interpreter for the PHP scripting language
ii  php7.0-common                    7.0.33-0+deb9u5                   amd64        documentation, examples and common module for PHP
ii  php7.0-curl                      7.0.33-0+deb9u5                   amd64        CURL module for PHP
ii  php7.0-fpm                       7.0.33-0+deb9u5                   amd64        server-side, HTML-embedded scripting language (FPM-CGI binary)
ii  php7.0-gd                        7.0.33-0+deb9u5                   amd64        GD module for PHP
ii  php7.0-json                      7.0.33-0+deb9u5                   amd64        JSON module for PHP
ii  php7.0-mbstring                  7.0.33-0+deb9u5                   amd64        MBSTRING module for PHP
ii  php7.0-mysql                     7.0.33-0+deb9u5                   amd64        MySQL module for PHP
ii  php7.0-opcache                   7.0.33-0+deb9u5                   amd64        Zend OpCache module for PHP
ii  php7.0-readline                  7.0.33-0+deb9u5                   amd64        readline module for PHP
ii  php7.0-xml                       7.0.33-0+deb9u5                   amd64        DOM, SimpleXML, WDDX, XML, and XSL module for PHP
ii  php7.0-zip                       7.0.33-0+deb9u5                   amd64        Zip module for PHP

cat /etc/cron.d/php5
# /etc/cron.d/php5: crontab fragment for php5
#  This purges session files in session.save_path older than X,
#  where X is defined in seconds as the largest value of
#  session.gc_maxlifetime from all your SAPI php.ini files
#  or 24 minutes if not defined.  The script triggers only
#  when session.save_handler=files.
#
#  WARNING: The scripts tries hard to honour all relevant
#  session PHP options, but if you do something unusual
#  you have to disable this script and take care of your
#  sessions yourself.


# Look for and purge old sessions every 30 minutes
09,39 *     * * *     root   [ -x /usr/lib/php5/sessionclean ] && /usr/lib/php5/sessionclean