High host IO percentage and slow disk writes from MySQL system

Solution In Progress - Updated -

Issue

  • Two identical systems: Primary system running MYSQL is replicating data to a Secondary system running MYSQL, and Secondary system is experiencing slow disk writes (read speeds are high) and high host IO percentage.

Environment

  • Red Hat Enterprise Linux 6
  • RAID1 drives
  • MYSQL
  • Cisco Integrated Management Controller

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In