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© Copyright 2014 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.6Įxpress Writes on AFA with Thin DeduplicationĪnd to conclude we can also look at a system that was born on HP 3PAR OS 3.2.1 and running a VDI workload with Thinly Deduplicated Volumes (5:1ĭedup), as you can see around 40% of write I/O is completed in 0.125 microseconds or less. The information contained herein is subject to change without notice.5ħ0% of Write IO occurred in 0.25 millisecondĢ8% of Write IO occurred in 0.5 millisecondĢ% of Write IO occurred in 0.125 millisecondsĠ% of Write IO occurs in 0.062 millisecondsĤ5% of Write IO occurs in 0.125 millisecondsĤ0% of Write IO occurs in 0.250 millisecondsġ0% of Write IO occurs in 0.50 millisecondsĥ% of Write IO occurs in 0.062 milliseconds Prior the 3.2.1 upgrade 90% of writes where committed in 0.250microseconds or more,10% where committed in 0.125 microseconds or less.Īfter the upgrade to 3.2.1 around 50% of writes are now committed in 0.125 microseconds or less. The information contained herein is subject to change without notice.4

The data highlighted in the rectangle shows how systems on 3.2.1 (Express Writes Enabled) are able to satisfy more The information contained herein is subject to change without notice.3īelow we are showing Telemetry data from the 3PAR Install Base that compares the amount of write access below 1ms between 3.1.3Īnd 3.2.1 systems.