Link Details

Link 1185409 thumbnail
User 448255 avatar

By dotCore
via brendangregg.com
Submitted: Jul 25 2014 / 01:01

Odd patterns of I/O latency can be hidden by line graphs and summary statistics, and revealed by histograms and heat maps. In my previous post I showed my Linux iosnoop tool, which can trace block device I/O along with timestamps and latency. This information can be visualized, revealing any odd patterns.
  • 1
  • 0
  • 66
  • 19

Add your comment


Html tags not supported. Reply is editable for 5 minutes. Use [code lang="java|ruby|sql|css|xml"][/code] to post code snippets.

Upvoters (1)



Downvoters (0)



    Apache Hadoop
    Written by: Piotr Krewski
    Featured Refcardz: Top Refcardz:
    1. Play
    2. Akka
    3. Design Patterns
    4. OO JS
    5. Cont. Delivery
    1. Play
    2. Java Performance
    3. Akka
    4. REST
    5. Java