Php.ini

allow_call_time_pass_reference = On         ;bitrix-env
max_execution_time = 300               ;bitrix-env
error_reporting = E_ALL & ~E_NOTICE        ;bitrix-env
display_errors = On                           ;bitrix-env
post_max_size = 1024M                               ;bitrix-env
enable_dl = Off                                             ;bitrix-env
upload_max_filesize = 1024M                      ;bitrix-env
;define_syslog_variables  = 1                        ;bitrix-env
mbstring.func_overload = 2              ;bitrix-env
mbstring.internal_encoding = UTF-8            ;bitrix-env
extension=geoip.so                            ;bitrix-env
;extension=xdebug.so                    ;bitrix-env
mysql.default_socket = /var/lib/mysqld/mysqld.sock          ;bitrix-env
sendmail_path = msmtp -t -i             ;bitrix-env
session.save_path = "/tmp"               ;bitrix-env
realpath_cache_size = 4096k                        ;bitrix-env
max_file_uploads = 100                                ;bitrix-env
date.timezone = Europe/Moscow

My.cnf

#
# The MySQL database server configuration file.
#

[client]
port                                        = 3306
socket                                     = /var/lib/mysqld/mysqld.sock
default-character-set=utf8

[mysqld_safe]
socket                                     = /var/lib/mysqld/mysqld.sock
nice                                        = 0

[mysqld]
user                                        = mysql
pid-file                                    = /var/run/mysqld/mysqld.pid
socket                                     = /var/lib/mysqld/mysqld.sock
port                                        = 3306
basedir                                               = /usr
datadir                                               = /var/lib/mysql
tmpdir                                    = /tmp
skip-external-locking
query_cache_size                  = 32M
table_cache                           = 4096
thread_cache_size                 = 32
max_heap_table_size                        = 32M
tmp_table_size           = 32M
innodb_buffer_pool_size                   = 32M
innodb_flush_log_at_trx_commit     = 2
innodb_flush_method                        = O_DIRECT
transaction-isolation              = READ-COMMITTED
default-storage-engine                      = innodb
bind-address                          = 127.0.0.1
key_buffer                              = 16M
max_allowed_packet             = 16M
thread_stack                          = 128K
myisam-recover                                = BACKUP
expire_logs_days                   = 10
max_binlog_size                    = 100M
join_buffer_size                     = 1M
default-character-set             = utf8
character-set-server              = utf8
collation-server                      = utf8_general_ci
init-connect                            = "SET NAMES utf8"
skip-character-set-client-handshake

[mysqldump]
quick
quote-names
max_allowed_packet             = 16M
default-character-set             = utf8

[mysql]

[isamchk]
key_buffer                              = 16M

!includedir /etc/mysql/conf.d/

Crontab

SHELL=/bin/bash
PATH=/sbin:/bin:/usr/sbin:/usr/bin
MAILTO=root
HOME=/

# run-parts
01 * * * * root run-parts /etc/cron.hourly
02 4 * * * root run-parts /etc/cron.daily
22 4 * * 0 root run-parts /etc/cron.weekly
42 4 1 * * root run-parts /etc/cron.monthly

* * * * *  bitrix test -f /home/bitrix/www/bitrix/modules/main/tools/cron_events.php && { export PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/X11R6/bin:/usr/local/zend/lib/:/usr/local/zend/lib/php_extensions/ ; export LD_LIBRARY_PATH=:/usr/local/zend/lib/ ; /usr/bin/php -f /home/bitrix/www/bitrix/modules/main/tools/cron_events.php ; } >/dev/null 2>&1
* * * * * root /root/xmppd.sh
* * * * * root /root/smtpd.sh