I used the sysbench tool, more info at sysbench –test=fileio –file-total-size=1G prepare sysbench –test=fileio –file-total-size=1G –file-test-mode=rndrw –max-time=300 –max-requests=0 run sysbench –test=fileio –file-total-size=1G cleanup RESULT: sysbench 0.4.12: multi-threaded system evaluation benchmark Running the test with following options: Number of threads: 1 […]
The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found
ERROR: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found Testes on CentOS 6.4 x64 with Tomcat 6 Instalar o APR, ——————- Install pre-req: yum install apr apr-devel openssl-devel gcc Download tomcat-native-1.1.30-src.tar.gz: […]
Linux how to change interface name
When cloning vm’s inside a ESX I always get a eth1 instead of eth0. So here is what I do to fix that. Step #1:Get Mac ifconfig -a | grep hwaddr eth0 Link encap:Ethernet HWaddr b8:ac:6f:65:31:e5 Step #2: Rename eth1 […]
check_backend.sh
Another bash script to monitor if there were any failed connections to the backend’s. It is a simple aproach using the command: varnishstat -1 -f backend_fail Then it puts the output on a tmp file and next time it runs […]
check_con.vbs
Check connections for windows A Visual Basic Script to check how many open connections exists in a certain port. Here is the code: ‘Script Check Number of ESTABLISHED connections ‘Author: Felipe Ferreira ‘Data: 29/07/2010 ‘Version: 1.0 (nagios) ‘———-NAGIOS VARs Const […]
How to connect NFS with a specfic user under CentOS/RedHat 6
How to connect NFS with a specfic user under CentOS/RedHat 6 ##SERVER SIDE## 1. On server side must have the insecure option enabled edit /etc/exports /exports/real 192.17.36.147/255.255.255.255(rw,nohide,insecure,no_subtree_check,sync) 2. Make the change exportfs -ra 3. Make sure it is running rpcinfo […]
free dyndns
There is a simple way to have a free dyndns account. Create an account here: https://www.dlinkddns.com/login Then go ahead and sign in to Homepage