On Mon, 2016-04-04 at 14:51 -0400, Alexander Wels wrote:
On Monday, April 04, 2016 02:34:33 PM you wrote:
It is a hosted engine setup with the host on a physical server. I wasn't aware that the engine used the entropy. What do you recommend to fix it?
Okay, if it is a 3.6 then you should be able edit the hosted engine VM in the UI itself. I haven't done any self hosted engine myself but there are some things you can't edit, not sure if the rng is one of them. Anyway if you can edit the hosted engine VM then open up the advanced options (bottom left button in popup), then click the random generator side tab, and check the random generator enabled button (if it is not checked already that is). As far as I know that should be enought to have the random passed from the host to the VM and that should improve the entropy on the host engine. You might have to restarted the hosted engine VM for it to take effect. If the above is not possible or doesn't work, I would go with yum install haveged, then chkconfig haveged on, service haveged start or if it is centos 7 then its systemctl haveged enable and systemctl haveged start.

I've checked the box and restarte the vm from the host hosted-engine --vm-shutdown and then --vm-start.  Entropy on host and engine still around 200 and it's taking a while to change pages but not as long as it did before so I may have to add haveged.  I'll watch it and see.



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