Linux Cron Job – Schedule Job in linux: crontab

cron job in linux- crontab

In all Operating system there option to schedule a job/activity that should be run on particular time interval. Here is an introduction to job scheduler in linux, called crontab. Cron allows tasks to run automatically in the background at fixed time or time intervals depending upon the necessity of the task that has to be … Read more

Reset mysql root password

mysql reset password

Steps to reset the mysql root password Step # 1 : Stop mysql service # /etc/init.d/mysql stop Step # 2: Start to MySQL server w/o password: # mysqld_safe –skip-grant-tables Step # 3: Connect to mysql server using mysql client: # mysql -u root Welcome to the MySQL monitor.  Commands end with ; or \g. Your MySQL … Read more

Email alert on disk space outage in linux

disk alert in linux

For Send mail Tutorial Click Here Need to be installed sendmail ( yum install sendmail) and mailx (yum install mailx) Create a shell script in linux. vi diskalert.sh #!/bin/sh support=”itsupport@xyz.com” # set alert level 90% is default ALERT=90 df -HP | grep -vE ‘^Filesystem|tmpfs|cdrom’ |   while read partition size used free perc mnt ; … Read more

Broadcasting and Multicasting: what is?

Autodestruct on dialog….: Asterisk issue

WARNING[1812] chan_sip.c: Autodestruct on dialog ‘38617eb73184c21225d3133b398b0dc6@10.0.8.18:5060’ with owner SIP/1000-00000533 in place (Method: BYE). Rescheduling destruction for 10000 ms Solution: We resolved this by looking into the dialplan. It seems that we had a channel held open that Asterisk couldn’t destroy. These built up and Asterisk was unable to successfully make calls. A key thing I … Read more

MongoDB : introduction to MongoDB

mongoDB

MongoDB is an  is a cross-platform open-source document database, and the leading NoSQL database. Written in C, C++ and Java script . MongoDB features: 1. Document-Oriented Storage » JSON-style documents with dynamic schemas offer simplicity and power. 2. Ad hoc queries MongoDB supports search by field, range queries, regular expression searches. Queries can return specific fields of documents and also … Read more

MySQL Master-Master-Slave-Slave Replication

Here we are going to create a Master -> Master -> Slave -> Slave replications architecture. I am expecting here , you have MySQL installed and set-up as normal.       Master 1 will be known as Master 1 and Slave 2 with IP 10.1.1.1 Master 2 will be known as Master 2 and Slave 1 … Read more

S Net Expert Technology : Company Profile

s net expert technology

About the Company: S Net Expert Technology is an innovator of Contact Center Software and Enterprise Communications Applications. Working with the team of experts in the domain of customer interactions management solutions, Telecom value added services, S Net Expert Technology has consistently aimed to deliver futuristic applications to un-complicate communications. We offer such Communications Solutions … Read more