Oxum host

Problema do HD

- na tela da controladora do disco
- vai no disco que tá fail
- aperta f2 e manda Force Offline
- depois Force Online
- isso resolveu o problema e eu nem tive que ir no crc

VPN:

• Informações no e-mail @gui
  • https://help.ubuntu.com/lts/serverguide/openvpn.html#openvpn-simple-client-configuration

sudo service  openvpn@client start
sudo service  openvpn@client status
...
sudo service  openvpn@client stop

pra acessar a interface remota vc precisa configurar uma vpn anexei um arquivo tar.gz com as configurações pra acessar a vpn usando o openvpn o ip da oxum é 172.16.0.113 charles:gerencia-remota Se tiver qualquer dificuldade é só dar ideia! :)

Monitoring tool

• Munin: http://guide.munin-monitoring.org/en/latest/tutorial/getting-started.html
• https://www.digitalocean.com/community/tutorials/how-to-install-the-munin-monitoring-tool-on-ubuntu-14-04

In CentOs

runatall "yum -y install epel-release ; \
    rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7 ; \
    yum -y update ; \
    yum -y install munin-node ; \
    systemctl enable munin-node; \
    systemctl start munin-node"

• https://www.howtoforge.com/tutorial/server-monitoring-with-munin-and-monit-on-centos/

http://oxum.speed.dcc.ufmg.br/

enabling ntp

CentOS :

 runatall 'yum makecache fast'
 runatall "yum -y install ntp ; systemctl start ntpd ; systemctl enable ntpd ; chkconfig ntpd on; rm /etc/localtime; ln -s /usr/share/zoneinfo/Brazil/East /etc/localtime; timedatectl"

Munin Xen

used: https://github.com/munin-monitoring/contrib.git ln -s /usr/share/munin/contrib/plugins/virtualization/xen-multi ln -s /usr/share/munin/contrib/plugins/virtualization/xen-cpu ln -s /usr/share/munin/contrib/plugins/virtualization/xen-cpu_v2 ln -s /usr/share/munin/contrib/plugins/virtualization/xen_cpu_v2 ln -s /usr/share/munin/contrib/plugins/virtualization/xen_memory ln -s /usr/share/munin/contrib/plugins/virtualization/xen_traffic_all ln -s /usr/share/munin/contrib/plugins/virtualization/xen_vbd

• RRD Files: /var/lib/muni

Removing unusable munin plugins

rm -v df_inode entropy forks fw_\* interrupts irqstats nfsd\* postfix_mail\* users uptime if_err_eth0  if\*virbr0\*   open_inodes rm open_files processes; 
systemctl restart munin-node