Re: sequential I/O on SSD disk varies from 20 to 300 MBytes/s every week

From: Siim Vahtre
Date: Mon Feb 02 2015 - 09:09:09 EST

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Please check whether write cache is enabled in the drive
also check whether NCQ is enabled or not.

About caches please note quote from my e-mail below. Changing NCQ enabled/disabled had no effect either.

6) It is not a caching issue (controller/disk caches were off during testing, but even putting them on had minor impact on the results)

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Next message: Chanwoo Choi: "Re: [PATCH v4 01/13] clk: samsung: exynos5433: Add binding document for Exynos5433 clock domains"
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In reply to: Suman Tripathi: "Re: sequential I/O on SSD disk varies from 20 to 300 MBytes/s every week"
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