[Docs] InfluxDB Grafana wrong IOPS recommendations

Bug #1619359 reported by Denis Klepikov
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
StackLight
Fix Committed
Medium
LMA-Toolchain Fuel Plugins

Bug Description

Into:
http://plugins.mirantis.com/docs/i/n/influxdb_grafana/influxdb_grafana-0.10-0.10.0-1.pdf

we have recommendation:
An average setup would
require a quad-core server with 8 GB of RAM and access to a 500-1000 IOPS disk.

As we on large environment >150 nodes disk subsystem is overloaded.

The utilization rate is about 98-99% which does not allow the system to work with data.
Current IOPS load is near 450 IOPS.

Additional we discovered that some historical data is not correct or missed for some periods as well due to disk subsystem was not able to save(receive) data from cluster nodes.

I'd like to recommend to change "500-1000 IOPS disk" to enterprise SSD disks.

DocImpact

Tags: doc support
Swann Croiset (swann-w)
Changed in lma-toolchain:
milestone: none → 0.10.2
Revision history for this message
Patrick Petit (patrick-michel-petit) wrote :

Will update documentation accordingly.

Changed in lma-toolchain:
status: New → Confirmed
importance: Undecided → Medium
description: updated
tags: added: doc
summary: - [Docs] InfluxDB Grafana wrong IOSP recommendations
+ [Docs] InfluxDB Grafana wrong IOPS recommendations
Revision history for this message
guillaume thouvenin (guillaume-thouvenin) wrote :

Patrick has updated the doc: https://review.openstack.org/#/c/368741/

Changed in lma-toolchain:
assignee: nobody → LMA-Toolchain Fuel Plugins (mos-lma-toolchain)
status: Confirmed → Fix Committed
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