Hello,
I’m testing gnocchi to work with ceilometer these days and I have some concerns
about its performance.
I noticed in the code, every time a measure gets updated, gnocchi first reads
all the previous contents of that measure, updates the measure in memory and
writes the updated contents
On Thu, Jan 15 2015, 张灿 wrote:
Hi,
I noticed in the code, every time a measure gets updated, gnocchi first reads
all the previous contents of that measure, updates the measure in memory and
writes the updated contents as well as original contents back. IMHO, the
overhead here could be very
On Jan 15, 2015, at 18:46, Julien Danjou jul...@danjou.info wrote:
Yep, that's the main downside of the use of the Carbonara based backend
in Gnocchi. But honestly, since it's download/upload are parallel and
the file size is quite small, sending a metric should be pretty fast in
most
On Thu, Jan 15 2015, 张灿 wrote:
As a further question, how do you estimate the storage impact of a vm
instance’s metrics? I’m not very sure about the `back_window` and `definition`
part, could you clarify that for me?
That defines the number of measure (data points) that are stored for
each