c4.3xlarge.4 by T-Systems Open Telekom Cloud


I/O rate testing are conducted with local and block storages attached to the instance. We use the well-known open-source tool FIO. To express IOPS the following parameters are used:

  • 4K block
  • Random access
  • No filesystem (except for write access with root volume)
  • Avoidance of cache and buffer
Specifications:
CPU
12
RAM
48.0 GB

{ "configuration": { "chart": { "type": "scatter", "polar": false, "zoomType": "", "options3d": {}, "height": null, "width": null, "margin": null, "inverted": false, "zooming": {} }, "credits": { "enabled": false }, "title": { "text": "" }, "colorAxis": null, "subtitle": { "text": "" }, "xAxis": { "title": { "text": [ "Threads" ], "useHTML": false, "style": { "color": "#666666" } }, "categories": null, "lineWidth": 1, "tickInterval": null, "tickWidth": 1, "tickLength": 10, "tickPixelInterval": null, "plotLines": null, "labels": { "enabled": true, "format": null, "formatter": "", "style": { "color": "#666666", "cursor": "default", "fontSize": "11px" }, "useHTML": false, "step": 0 }, "plotBands": null, "visible": true, "floor": null, "ceiling": null, "type": "linear", "min": 0, "gridLineWidth": null, "gridLineColor": null, "minorTickInterval": null, "minorTickWidth": 0, "minTickInterval": 1, "startOnTick": true, "endOnTick": null, "tickmarkPlacement": null, "units": null, "minRange": null }, "yAxis": { "title": { "text": [ "IOPS" ], "useHTML": false, "style": { "color": "#666666" } }, "categories": null, "plotLines": null, "plotBands": null, "lineWidth": null, "tickInterval": null, "tickLength": 10, "floor": null, "ceiling": null, "gridLineInterpolation": null, "gridLineWidth": 1, "gridLineColor": "#e6e6e6", "min": 0, "max": null, "minorTickInterval": null, "minorTickWidth": 0, "minTickInterval": null, "startOnTick": true, "endOnTick": true, "minRange": null, "type": "linear", "tickmarkPlacement": null, "labels": { "enabled": true, "formatter": null, "style": { "color": "#666666", "cursor": "default", "fontSize": "11px" }, "useHTML": false } }, "zAxis": { "title": { "text": "IOPS" } }, "plotOptions": { "series": { "dataLabels": { "enabled": false, "format": null, "distance": 30, "align": "center", "inside": null, "allowOverlap": false, "style": { "fontSize": "11px" } }, "showInLegend": null, "turboThreshold": 0, "stacking": "", "groupPadding": 0.2, "centerInCategory": false, "findNearestPointBy": "x" } }, "navigator": { "enabled": false }, "scrollbar": { "enabled": false }, "rangeSelector": { "enabled": false, "inputEnabled": false }, "legend": { "enabled": null, "maxHeight": null, "align": "center", "verticalAlign": "bottom", "layout": "horizontal", "width": null, "margin": 12, "reversed": false }, "series": [ { "name": "Read", "color": "#d1006c", "data": [ { "x": 1, "y": 20006 }, { "x": 1, "y": 20217 }, { "x": 1, "y": 20169 }, { "x": 1, "y": 20380 }, { "x": 1, "y": 20361 }, { "x": 1, "y": 20192 }, { "x": 1, "y": 20188 }, { "x": 1, "y": 20458 }, { "x": 1, "y": 20303 }, { "x": 1, "y": 20578 }, { "x": 2, "y": 20267 }, { "x": 2, "y": 20144 }, { "x": 2, "y": 20471 }, { "x": 2, "y": 20283 }, { "x": 2, "y": 20197 }, { "x": 2, "y": 20143 }, { "x": 2, "y": 20438 }, { "x": 2, "y": 20342 }, { "x": 2, "y": 20621 }, { "x": 2, "y": 20200 }, { "x": 3, "y": 20207 }, { "x": 3, "y": 20414 }, { "x": 3, "y": 20485 }, { "x": 3, "y": 20184 }, { "x": 3, "y": 20153 }, { "x": 3, "y": 20384 }, { "x": 3, "y": 20217 }, { "x": 3, "y": 20159 }, { "x": 3, "y": 20523 }, { "x": 3, "y": 20485 }, { "x": 4, "y": 20162 }, { "x": 4, "y": 20188 }, { "x": 4, "y": 20318 }, { "x": 4, "y": 20356 }, { "x": 4, "y": 20624 }, { "x": 4, "y": 20161 }, { "x": 4, "y": 20202 }, { "x": 4, "y": 20405 }, { "x": 4, "y": 20335 }, { "x": 4, "y": 20157 }, { "x": 6, "y": 20136 }, { "x": 6, "y": 20375 }, { "x": 6, "y": 20306 }, { "x": 6, "y": 20160 }, { "x": 6, "y": 20141 }, { "x": 6, "y": 20406 }, { "x": 6, "y": 20290 }, { "x": 6, "y": 20182 }, { "x": 6, "y": 20652 }, { "x": 6, "y": 20485 }, { "x": 8, "y": 20205 }, { "x": 8, "y": 20221 }, { "x": 8, "y": 20505 }, { "x": 8, "y": 20489 }, { "x": 8, "y": 20179 }, { "x": 8, "y": 20227 }, { "x": 8, "y": 20313 }, { "x": 8, "y": 20589 }, { "x": 8, "y": 20158 }, { "x": 8, "y": 20224 }, { "x": 10, "y": 20367 }, { "x": 10, "y": 20463 }, { "x": 10, "y": 20158 }, { "x": 10, "y": 20222 }, { "x": 10, "y": 20129 }, { "x": 10, "y": 20567 }, { "x": 10, "y": 20513 }, { "x": 10, "y": 20241 }, { "x": 10, "y": 20204 }, { "x": 10, "y": 20462 }, { "x": 12, "y": 20546 }, { "x": 12, "y": 20223 }, { "x": 12, "y": 20175 }, { "x": 12, "y": 20578 }, { "x": 12, "y": 20462 }, { "x": 12, "y": 20224 }, { "x": 12, "y": 20178 }, { "x": 12, "y": 20536 }, { "x": 12, "y": 20356 }, { "x": 12, "y": 20238 }, { "x": 16, "y": 20649 }, { "x": 16, "y": 20582 }, { "x": 16, "y": 20264 }, { "x": 16, "y": 20236 }, { "x": 16, "y": 20458 }, { "x": 16, "y": 20465 }, { "x": 16, "y": 20175 }, { "x": 16, "y": 20497 }, { "x": 16, "y": 20615 }, { "x": 16, "y": 20219 }, { "x": 24, "y": 20214 }, { "x": 24, "y": 20145 }, { "x": 24, "y": 20446 }, { "x": 24, "y": 20568 }, { "x": 24, "y": 20202 }, { "x": 24, "y": 20229 }, { "x": 24, "y": 20497 }, { "x": 24, "y": 20642 }, { "x": 24, "y": 20158 }, { "x": 24, "y": 20227 } ] }, { "name": "Write", "color": "#2eff93", "data": [ { "x": 1, "y": 20190 }, { "x": 1, "y": 20291 }, { "x": 1, "y": 20315 }, { "x": 1, "y": 20582 }, { "x": 1, "y": 20398 }, { "x": 1, "y": 20299 }, { "x": 1, "y": 20270 }, { "x": 1, "y": 20272 }, { "x": 1, "y": 20167 }, { "x": 1, "y": 20506 }, { "x": 2, "y": 20388 }, { "x": 2, "y": 20278 }, { "x": 2, "y": 20663 }, { "x": 2, "y": 20275 }, { "x": 2, "y": 20295 }, { "x": 2, "y": 20210 }, { "x": 2, "y": 20214 }, { "x": 2, "y": 20339 }, { "x": 2, "y": 20478 }, { "x": 2, "y": 20195 }, { "x": 3, "y": 20590 }, { "x": 3, "y": 20433 }, { "x": 3, "y": 20320 }, { "x": 3, "y": 20200 }, { "x": 3, "y": 20294 }, { "x": 3, "y": 20447 }, { "x": 3, "y": 20429 }, { "x": 3, "y": 20184 }, { "x": 3, "y": 20624 }, { "x": 3, "y": 20421 }, { "x": 4, "y": 20270 }, { "x": 4, "y": 20193 }, { "x": 4, "y": 20296 }, { "x": 4, "y": 20454 }, { "x": 4, "y": 20202 }, { "x": 4, "y": 20212 }, { "x": 4, "y": 20274 }, { "x": 4, "y": 20452 }, { "x": 4, "y": 20515 }, { "x": 4, "y": 20175 }, { "x": 6, "y": 20223 }, { "x": 6, "y": 20473 }, { "x": 6, "y": 20394 }, { "x": 6, "y": 20216 }, { "x": 6, "y": 20213 }, { "x": 6, "y": 20522 }, { "x": 6, "y": 20252 }, { "x": 6, "y": 20234 }, { "x": 6, "y": 20525 }, { "x": 6, "y": 20446 }, { "x": 8, "y": 20216 }, { "x": 8, "y": 20227 }, { "x": 8, "y": 20278 }, { "x": 8, "y": 20422 }, { "x": 8, "y": 20508 }, { "x": 8, "y": 20193 }, { "x": 8, "y": 20242 }, { "x": 8, "y": 20456 }, { "x": 8, "y": 20253 }, { "x": 8, "y": 20204 }, { "x": 10, "y": 20569 }, { "x": 10, "y": 20371 }, { "x": 10, "y": 20243 }, { "x": 10, "y": 20204 }, { "x": 10, "y": 20373 }, { "x": 10, "y": 20492 }, { "x": 10, "y": 20195 }, { "x": 10, "y": 20290 }, { "x": 10, "y": 20232 }, { "x": 10, "y": 20164 }, { "x": 12, "y": 20630 }, { "x": 12, "y": 20091 }, { "x": 12, "y": 20277 }, { "x": 12, "y": 20503 }, { "x": 12, "y": 20352 }, { "x": 12, "y": 20228 }, { "x": 12, "y": 20200 }, { "x": 12, "y": 20467 }, { "x": 12, "y": 20332 }, { "x": 12, "y": 20240 }, { "x": 16, "y": 20581 }, { "x": 16, "y": 20421 }, { "x": 16, "y": 20254 }, { "x": 16, "y": 20210 }, { "x": 16, "y": 20372 }, { "x": 16, "y": 20568 }, { "x": 16, "y": 20216 }, { "x": 16, "y": 20250 }, { "x": 16, "y": 20250 }, { "x": 16, "y": 20585 }, { "x": 24, "y": 20519 }, { "x": 24, "y": 20252 }, { "x": 24, "y": 20265 }, { "x": 24, "y": 20645 }, { "x": 24, "y": 20509 }, { "x": 24, "y": 20254 }, { "x": 24, "y": 20211 }, { "x": 24, "y": 20559 }, { "x": 24, "y": 20384 }, { "x": 24, "y": 20264 } ] } ], "drilldown": {}, "tooltip": { "enabled": true, "useHTML": false, "headerFormat": "", "pointFormat": "<span style=\"color:{series.color}\">Thread(s)</span>: <b>{point.x:.0f}</b><br><span style=\"color:{series.color}\">{series.name} IOPS</span>: <b>{point.y:.0f}</b>", "footerFormat": "", "shared": false, "outside": false, "valueDecimals": null, "split": false }, "annotations": null }, "hc_type": "chart", "id": "305603458705786445427750344537914477930" }
Read Write
Max 20652 20663
Average 20327 20341
Deviation 159.54 138.18
Min 20006 20091