%sed '/ *#/d; /^$/d'  /usr/local/etc/mpd5/mpd.conf
startup:
   set user tex
   set user admin
   set console self 10.10.1.3 5005
   set console enable logging
   set console open
   set web self 10.10.1.3 5006
   set web open
default:
   load pppoe_server
pppoe_server:
 
   create bundle template A
   set ipcp ranges 10.10.1.3/32
   set ipcp dns
   create link template common pppoe
   set link disable multilink
   set link action bundle A
   set link disable chap pap eap
   set link enable pap
   set link keep-alive 5 10
   load radius
   set pppoe service *
   create link template vlan1 common
   set pppoe iface vlan1
   set link enable incoming
   create link template vlan4 common
   set pppoe iface vlan4
   set link enable incoming
radius:
   set radius server 10.10.20.10 ololo 1812 1813
   set radius retries 10
   set radius timeout 60
        set auth timeout 60
   set radius identifier PPPOE_OSNK
   set radius me 10.10.1.3
        set auth acct-update 110
   set auth enable radius-auth
   set auth enable radius-acct
   set radius enable message-authentic

#!/bin/sh

cd ${0%${0##*/}}.

JAVA_HOME=/opt/java/jre

if [ -z "$JAVA_HOME" ]; then
  echo "The JAVA_HOME environment variable is not defined"
  echo "This environment variable is needed to run this program"
  exit 1
fi

BGRAD_HOME_DIALUP=.

CLASSPATH=$BGRAD_HOME_DIALUP:$BGRAD_HOME_DIALUP/lib/*

if [ "$1" = "start" ]; then
nohup  ${JAVA_HOME}/bin/java -Dapp.name=BGRadiusDialup -Xmx512m -Djava.net.preferIPv4Stack=true -Dlog4j.configuration=log4j-radius.xml -Dlog.dir.path=log/ -cp $CLASSPATH bitel.billing.server.radius.Radius $1 $2 $3 $4 $5 $6 > ./log/radius.out 2>&1 &
else
   ${JAVA_HOME}/bin/java -Xmx256m -cp $CLASSPATH bitel.billing.server.radius.Radius $1 $2 $3 $4 $5 $6
fi

$ sudo cat  /usr/local/BGRadiusDialup/radius.properties
processor.class=bitel.billing.server.processor.dialup.DialUpProcessor
processor.mid=1

db.driver=com.mysql.jdbc.Driver
db.url=jdbc:mysql://10.1.20.200/bgbilling?useUnicode=true&characterEncoding=Cp1251&zeroDateTimeBehavior=convertToNull&jdbcCompliantTruncation=false&elideSetAutoCommits=true&cachePrepStmts=true
db.user=bill
db.pswd=1111
db.maxIdle=10
db.maxActive=200

auth.port=1812
acct.port=1813
admin.port=1955

auth.thread.count=50
acct.thread.count=100

auth.thread.must.be.free.count=10
acct.thread.must.be.free.count=10

collector.capture.flow.port.1=9999
collector.capture.flow.port.1.type=netflow
collector.capture.flow.port.1.thread.count=10

db.maxIdle=20
db.maxActive=300

$ sudo /usr/local/BGRadiusDialup/radius.sh status
version 5.0 build 298 from 09.12.2010 18:59:44
20.05.2011 07:14:54   1292   15   1277   0
Request accounts per minute start: 0; stop: 0; update: 90
Request auths per minute accept: 0; reject: 0
Netfow packets per minute: 80
Ignore per minute auth: 12; update: 0
Antispam ban count: 0; used per minute: 0
FlowListener: queue_size: 0; threads_active: 0; largest: 10; core: 10; pool_size: 10; recv_socket_buf_size: 131 071; recv_buf_size: 8 388 608; packets: 198
Started: 19.05.2011 18:19:35   Uptime: 0 d 12:55:19
Memory total: 31 129 600; max: 477 233 152; free: 1 541 888
Trees in cache: 7
Connections pool to Master status Idle: 10; Active: 42; maxActive: 200; maxIdle: 10

uname -srm
Linux 2.6.18-238.el5 i686

$ cat /etc/issue
CentOS release 5.6 (Final)

ls -la /opt/java/|grep jre
lrwxrwxrwx  1 root root       12 Apr 14 18:46 jre -> jre1.6.0_24/

$ free -m
             total       used       free     shared    buffers     cached
Mem:          2021       1957         63          0         88       1481
-/+ buffers/cache:        387       1633
Swap:         4094          0       4094

auth.thread.count=

SHOW VARIABLES LIKE 'max_connections';

# grep -E 'db.maxActive|auth.thread.count|acct.thread.count' radius.properties
db.maxActive=3000
auth.thread.count=100
acct.thread.count=100

> SHOW VARIABLES LIKE 'max_connections';
+-----------------+-------+
| Variable_name   | Value |
+-----------------+-------+
| max_connections | 10000 |
+-----------------+-------+
1 row in set (0.00 sec)

# top | grep -E 'COMMAND|mysqld'
  PID USERNAME  THR PRI NICE   SIZE    RES STATE   C   TIME   WCPU COMMAND
 1356 mysql      51  44    0  1156M   580M ucond   0  35:36  0.39% mysqld

# ls /usr/local/share/mysql | grep my-
my-huge.cnf
my-innodb-heavy-4G.cnf
my-large.cnf
my-medium.cnf
my-small.cnf

 grep  "max_connections ="  /usr/share/mysql/
/usr/share/mysql/my-innodb-heavy-4G.cnf:max_connections = 100