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Diffstat (limited to 'docs/proposal/storage-qpi.rst')
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diff --git a/docs/proposal/storage-qpi.rst b/docs/proposal/storage-qpi.rst index af7c7954..8a82241e 100644 --- a/docs/proposal/storage-qpi.rst +++ b/docs/proposal/storage-qpi.rst @@ -13,6 +13,48 @@ The measurement is done by `StorPerf`_. .. _StorPerf: https://wiki.opnfv.org/display/storperf +System Information +================== + +System Information are environmental parameters and factors may affect storage performance: + ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ +| System Factors | Detail | Extraction Method | ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ +| Ceph Node List | List of nodes which has ceph-osd roles. | Getting from return result of installer node list CLI command. | +| | For example [node-2, node-3, node-4]. | | ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ +| Ceph Client RDB Cache Mode | Values: "None", "write-through", "write-back". | Getting from value of "rbd cache" and "rbd cache max dirty" keys | +| | | in client section of ceph configuration; To enable write-through mode, | +| | | set rbd cache max dirty to 0. | ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ +| Ceph Client RDB Cache Size | The RBD cache size in bytes. Default is 32 MiB. | Getting from value of "rdb cache size" key in client section | +| | | of ceph configuration. | ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ +| Ceph OSD Tier Cache Mode | Values: "None", "Write-back", "Readonly". | Getting from ceph CLI "ceph report" output info. | ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ +| Use SSD Backed OSD Cache | Values: "Yes", "No". | Getting from POD description and CEPH CLI "ceph-disk list" output info. | ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ +| Use SSD For Journal | Values: "Yes", "No". | Getting from POD description and CEPH CLI "ceph-disk list" output info. | ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ +| Ceph Cluster Network Bandwidth | Values: "1G", "10G", "40G". | Getting from physical interface information in POD description, | +| | | "ifconfig" output info on ceph osd node, | +| | | and value of "cluster network" key in global section of ceph configuration. | ++--------------------------------+-------------------------------------------------+-----------------------------------------------------------------------------+ + +Test Condition +============== + ++-----------------------------+------------------------------------------+-------------------------------------------------------------+ +| Test Condition | Detail | Extraction Method | ++-----------------------------+------------------------------------------+-------------------------------------------------------------+ +| Number of Testing VMs | Number of VMs which are created, | It equals the number of Cinder nodes of the SUT. | +| | during running Storperf test case. | | ++-----------------------------+------------------------------------------+-------------------------------------------------------------+ +| Distribution of Testing VMS | Number of VMs on each computer node, | Recording the distribution when runing Storperf test case. | +| | for example [(node-2: 1), (node-3: 2))]. | | ++-----------------------------+------------------------------------------+-------------------------------------------------------------+ + Baseline ======== |