tonyc

Using strace and lsof to debug blocked processes

You can use strace on a specific pid to figure out what a specific process is doing, e.g.:

strace -fp <pid>

You might see something like:

select(9, [3 5 8], [], [], {0, 999999}) = 0 (Timeout)

seeingidog

require 'benchmark'
require 'ohm'
require 'datamapper'
require 'dm-redis-adapter'
require "redis"
require 'json'
require 'mongo_mapper'


MongoMapper.connection = Mongo::Connection.new