From 26fdbcc426d57e3774f322cb18b97a8ab4dc98d7 Mon Sep 17 00:00:00 2001 From: Daniel Pearson Date: Mon, 7 May 2018 16:16:36 -0700 Subject: [PATCH] README.md for DISKSPD 2.0.20a --- README.md | 27 +++++++++++++++------------ 1 file changed, 15 insertions(+), 12 deletions(-) diff --git a/README.md b/README.md index 23ef34f..29ac669 100644 --- a/README.md +++ b/README.md @@ -12,9 +12,22 @@ In addition DISKSPD itself, this repo hosts measurement frameworks which use DIS ## DISKSPD ## -DISKSPD 2.0.18a 5/31/2016 +DISKSPD 2.0.20a 2/28/2018 + +* Changes that may require rebaselining of results: + * New random number generator that may show an observable decreased cost + * Switched to 512-byte aligned buffers with the -Z option to increase performance +* New -O option for specifying the number of outstanding IO requests per thread +* New -Zr option for per-IO randomization of write buffer content +* XML: Adds a new `` element to support target weighting schemes +* Enhanced statistics captured from IOPS data +* Added support for validating XML profiles using an in-built XSD +* Added support for handling RAW volumes +* Updated CPU statistics to work on > 64-core systems +* Updated calculation and accuracy of CPU statistics +* Re-enable support for ETW statistics -***IN PROGRESS*** +DISKSPD 2.0.18a 5/31/2016 * update /? example to use -Sh v. deprecated -h * fix operation on volumes on GPT partitioned media (:) @@ -30,16 +43,6 @@ DISKSPD 2.0.17 5/01/2016 * Latency histogram now reports to 9-nines (one part in one billion) in both text and XML output * Error message added for failure to open write-content source file (`-Z,`) -DISKSPD 2.0.16b 2/22/2016 - -* -ag is now default (round robin group-aware affinity) -* new -ag# for group-aware thread->core affinity assignment -* -Sr : remote cache mode -* -Sh : equivalent to -h, all cache modes collapsed under -S -* `` (under ``) element in XML results shows Processor Group topology of the system the test executed on -* `` (under ``) element shows run start time in GMT -* -ft : specifies `FILE_ATTRIBUTE_TEMPORARY_FILE` on open (note: work in progress, effect of this attribute is not fully lit up yet) - ## VM Fleet ## VM Fleet 0.8 6/2017