<div dir="ltr"><div><div><div>Matthew,<br><br></div>I am still confused. If the wear leveling count counts back from 100, one drive has a raw value of 3 and the other one has a raw value of 22. <br><span style="font-family:arial,helvetica,sans-serif"><br>ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE<br>177 Wear_Leveling_Count 0x0013 098 098 000 Pre-fail Always - 22</span><span style="font-family:monospace,monospace"><br></span>177 Wear_Leveling_Count 0x0013 098 098 000 Pre-fail Always - 22<br><br></div>However, the VALUE column has a value of 98. Not sure of the units for either column...<br><br></div>Mark<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Jan 29, 2017 at 9:46 AM, Matthew Crews <span dir="ltr"><<a href="mailto:mattcrews@mattcrews.com" target="_blank">mattcrews@mattcrews.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">My understanding is that wear leveling count, and other associated values, start at 100 and count down to 0.<div><br></div><div>I think you are fine. That said, I would always try to limit the number of write cycles to an SSD as much as possible to maximize life. That said you could probably write a petabyte to a typical SSD before that becomes an issue.</div><div><br></div><div>I think your SSDs are probably fine right now. Make sure you perform routine backups, of course.</div><div><br><br><div class="gmail_quote"><div><div class="h5"><div dir="ltr">On Sun, Jan 29, 2017, 09:22 Mark Phillips <<a href="mailto:mark@phillipsmarketing.biz" target="_blank">mark@phillipsmarketing.biz</a>> wrote:<br></div></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5"><div dir="ltr" class="m_732407369066230074gmail_msg"><div class="m_732407369066230074gmail_msg"><div class="m_732407369066230074gmail_msg">I ran GSmartControl on my two SSDs (Ubuntu 14.04 laptop), and I see a lot of pre-fail
indicators in the reports (attached). Does this mean I am approaching
the drives end of life and I need to replace them? <br class="m_732407369066230074gmail_msg"><br class="m_732407369066230074gmail_msg">I have also read that each SSD manufacturer codes the SMART attributes
differently
(<a href="https://askubuntu.com/questions/325283/how-do-i-check-the-health-of-a-ssd" class="m_732407369066230074gmail_msg" target="_blank">https://askubuntu.com/<wbr>questions/325283/how-do-i-<wbr>check-the-health-of-a-ssd</a>). Not sure if this is true today, since these posts are several years old. <br class="m_732407369066230074gmail_msg"><br class="m_732407369066230074gmail_msg">I looked at this "dictionary of terms" for Samsung drives (<a href="http://www.samsung.com/global/business/semiconductor/minisite/SSD/M2M/download/07_Communicating_With_Your_SSD.pdf" class="m_732407369066230074gmail_msg" target="_blank">http://www.samsung.com/<wbr>global/business/semiconductor/<wbr>minisite/SSD/M2M/download/07_<wbr>Communicating_With_Your_SSD.<wbr>pdf</a>). I am confused as to why the values in my reports are considered "pre-fail" or "old age" when many of them are zero.<br class="m_732407369066230074gmail_msg"><br class="m_732407369066230074gmail_msg">Can you interpret these reports for me, or point me to some documentation that will help me understand what they are telling me? <br class="m_732407369066230074gmail_msg"><br class="m_732407369066230074gmail_msg"></div><div class="m_732407369066230074gmail_msg"></div>Thanks!<br class="m_732407369066230074gmail_msg"><br class="m_732407369066230074gmail_msg"></div>Mark<br class="m_732407369066230074gmail_msg"></div></div></div>
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