[Openstack] VM resize time comparison

2016-07-23 Thread Chathura M. Sarathchandra Magurawalage
Hi, Does anyone know the reason for VM resizing time to increase faster if you continuously increase CPU or DISK resources by +1 (e.g. 1-2, 2-3, 3-4, 4-5). Whereas, when you increase from 1 to any of +1/+2/+3/+4…..+n (e.g. 1-2, 1,3, 1-4, 1-5), the VM resize time still increases at each step, b

Re: [Openstack] VM resize time comparison

2016-07-26 Thread Chathura M. Sarathchandra Magurawalage
Thanks Tomas. Yes you are right but that will only happen when you resize disk at each step. But when I increased CPU other resource were kept fixed. So in This case, it won’t be copying bigger disk over each time. > On 26 Jul 2016, at 08:45, Tomas Vondra wrote: > > C

Re: [Openstack] VM resize time comparison

2016-07-27 Thread Chathura M. Sarathchandra Magurawalage
each step (The green line in first graph). The error bars show the standard error of the gathered values at each step, as I did resize multiple times to get a mean value. Can anyone give an explanation for this? > On 26 Jul 2016, at 11:30, Chathura M. Sarathchandra Magurawalage > <