Dear Li<div>I think using -nk is more straight forward, unless you only use very few k points.</div><div>Best wishes. <br><span style="font-size: 14.6667px; line-height: 16.8px;">Pang Rui</span><br><br><blockquote name="replyContent" class="ReferenceQuote" style="padding-left:5px;margin-left:5px;border-left:#b6b6b6 2px solid;margin-right:0">-----原始邮件-----<br>
<b>发件人:</b><span id="rc_from">"jqli14@fudan.edu.cn" <jqli14@fudan.edu.cn></span><br>
<b>发送时间:</b><span id="rc_senttime">2017-01-07 16:50:25 (星期六)</span><br>
<b>收件人:</b> pw_forum <pw_forum@pwscf.org><br>
<b>抄送:</b> <br>
<b>主题:</b> [Pw_forum] diago_david_ndim<br><br><style>body { line-height: 1.5; }body { font-size: 11pt; font-family: ????; color: rgb(0, 0, 0); line-height: 1.5; }</style>
<div><span></span>Dear QE users,</div><div> In the manual, I found increasing the <span style="font-size: 11pt; line-height: 1.5; background-color: window;">diago_david_ndim can lead to a faster calculation. Can I obtain a very high speed-up by </span><span style="font-size: 11pt; line-height: 1.5; background-color: window;">endlessly</span><span style="font-size: 11pt; line-height: 1.5; background-color: window;"> increasing the value of </span><span style="font-size: 11pt; line-height: 1.5; background-color: window;">diago_david_ndim </span><span style="font-size: 11pt; line-height: 1.5; background-color: window;"> as long as the memory of my machine is enough?</span></div><div><span style="font-size: 11pt; line-height: 1.5; background-color: window;"><br></span></div><div><span style="font-size: 11pt; line-height: 1.5; background-color: window;"><br></span></div><div><span style="font-size: 11pt; line-height: 1.5; background-color: window;">Best regards!</span></div><div><span style="font-size: 11pt; line-height: 1.5; background-color: window;">Jiqiang Li</span></div><div>Fudan University, China</div>
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</blockquote><br><span>--<br><div style="line-height: 16.8px"><span style="line-height: 16.8px">Pang Rui, Lectureer</span></div><div style="line-height: 16.8px">School of physics and engneering</div><div style="line-height: 16.8px">Zhengzhou University</div><div style="line-height: 16.8px">China</div></span></div>