<div dir="ltr"><div>On Tue, Oct 8, 2019 at 8:19 AM Vasilios Passias <<a href="mailto:billy.passias@gmail.com">billy.passias@gmail.com</a>> wrote:</div><div><br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">I am having some problems with the force convergence threshold (forc_conv_thr) in quantum espresso. I am running a "vc-relax" calculation with a forc_conv_thr = 0.11.</div></blockquote><div><br></div><div>it's a very large value<br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"> The problem is that while the total force is less than the force convergence threshold the calculation has not stopped:</div></blockquote><div><br></div><div>
<div dir="ltr">The calculation stops when energy, force AND stress components are all converged.</div> </div><div>Paolo<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><br></div><div>Moreover, all of the components of all the forces are smaller than forc_conv_thr as seen in the attached segment of the output file From rx.out run.txt. Just before this, the total energy converged up to the indicated accuracy, which is shown in the input file that I have attached.</div><div><br></div><div>I am unsure as to why this calculation is still running. Is there something that I am missing?</div><div><br></div><div>Thank you very much.</div><div><br></div></div>
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