timeout for lsof command

[chenlizhong]

It is easy to timeout for physical machine as it may running VMs or containers and open many files.

2019-03-29 11:21:49,843 DEBUG insights.client.insights_spec Executing: ['timeout', '600', '/usr/sbin/lsof'] 2019-03-29 11:21:49,891 DEBUG insights.client.insights_spec Proc2 Status: 1 2019-03-29 11:21:49,891 DEBUG insights.client.insights_spec Proc2 stderr: None 2019-03-29 11:21:49,891 DEBUG insights.client.insights_spec Proc0 Status: 1