digitician

To enable JMX Monitoring for Kafka broker, please follow below instructions:

Edit kafka-run-class.sh and modify KAFKA_JMX_OPTS variable like below (please replace <> with your Kafka Broker hostname)

KAFKA_JMX_OPTS="-Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=<kafka.broker.hostname >-Djava.net.preferIPv4Stack=true"

Add below line in kafka-server-start.sh

export JMX_PORT=${JMX_PORT:-9999}

digitician

select
  u.first_name,
  r.name,
  vm.name,
  p.name
from ab_user u
inner join ab_user_role ur
on
  u.id = ur.user_id
inner join ab_role r

digitician

export LANGUAGE=en_US.UTF-8
export LANG=en_US.UTF-8
export LC_ALL=en_US.UTF-8
locale-gen en_US.UTF-8
dpkg-reconfigure locales

digitician

$ jitsi 
java.lang.NoClassDefFoundError: org/xbill/DNS/PacketLogger
        at java.lang.Class.getDeclaredConstructors0(Native Method)
        at java.lang.Class.privateGetDeclaredConstructors(Class.java:2671)
        at java.lang.Class.getConstructor0(Class.java:3075)
        at java.lang.Class.newInstance(Class.java:412)
        at org.apache.felix.framework.Felix.createBundleActivator(Felix.java:4342)
        at org.apache.felix.framework.Felix.activateBundle(Felix.java:2147)
        at org.apache.felix.framework.Felix.startBundle(Felix.java:2070)
        at org.apache.felix.framework.Felix.setActiveStartLevel(Felix.java:1297)

digitician

#
# A fatal error has been detected by the Java Runtime Environment:
#
#  SIGSEGV (0xb) at pc=0x00007f565d5114cc, pid=24301, tid=140006708393728
#
# JRE version: Java(TM) SE Runtime Environment (8.0_45-b14) (build 1.8.0_45-b14)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (25.45-b02 mixed mode linux-amd64 compressed oops)
# Problematic frame:
# C  [libgdk-x11-2.0.so.0+0x694cc]
#

digitician

/var/log/apache2# zcat access.log.*gz|cut -d\  -f1|sort -n|uniq -c|sort -n
      1 10.1.0.1
      1 10.1.0.2
      2 10.1.0.3
      2 10.2.0.4
      2 10.3.0.5
      3 10.3.0.6
      4 10.4.0.7
    386 127.0.0.1
   4394 10.4.0.8