<div dir="ltr"><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div>Dear All QE-users,<br></div>I have simulated a 10ps run of mg7zn3 system using pw.x<br></div>I would like to continue the run from the previous run for<br></div>another 5ps but I always get error stating the <br></div> directory not found<br></div>also<br></div> RECOVER from restart file failed: file not found<br><br></div>searching the forum i understood that i can restart only if<br></div>the run stops cleanly<br></div> for that the options are using prefix.EXIT file<br></div> or <br></div> using max_iterations<br><br></div>if i create a prefix.EXIT file the run stops immediately,<br></div>so i do not understand how that can be useful to me<br><br></div>for max_iterations, it will work till the given iterations<br></div>have been computed, but none for extending the previous<br></div>run.<br><br>based on the following link, <br> i tried startingpot='file' and startingwfc='file' with restart_mode='restart'<br>but still i got <br> RECOVER from restart file failed: file not found<br>and later<br> Error in routine rdiaghg (139):<br> S matrix not positive definite<br><br><a href="http://qe-forge.org/pipermail/pw_forum/2009-April/087092.html">http://qe-forge.org/pipermail/pw_forum/2009-April/087092.html</a><br clear="all"><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><div><br>where am i going wrong?<br></div><div><br>Is it possible to extend a previous run in pw.x?<br></div><div><br>my input file is as follows:<br> &control<br> calculation='md' ! md, specifically Born-Oppenheimer MD<br> restart_mode='restart',<br> dt=20, ! timestep, rydberg/atomic unit of time<br> nstep=10000, ! no of steps in MD run<br> disk_io='high'<br> prefix='berendsen-fd-10ps'<br> /<br> &system<br> ibrav= 2, celldm(1)=30, nat= 10, ntyp= 2,<br> ecutwfc = 30, nosym=.true.<br> occupations='smearing', smearing='fd', degauss=0.02<br> /<br> &electrons<br> electron_maxstep = 200<br> conv_thr = 1.0d-8<br> mixing_beta = 0.7<br> startingpot='file'<br> startingwfc='file'<br> /<br> &ions<br> ion_dynamics='verlet'<br> pot_extrapolation='second-order'<br> wfc_extrapolation='second-order'<br> ion_temperature="berendsen"<br> tempw=500, nraise=10 <br> /<br>ATOMIC_SPECIES<br> Zn 65.38 Zn.pw91-n-van.UPF<br> Mg 24.305 Mg.pw91-np-van.UPF <br>ATOMIC_POSITIONS alat <br>Mg 0.034308680 0.115367507 0.068399314<br>Mg 0.358999462 -0.032803152 0.019554243<br>Mg -0.002619457 0.305581653 0.032792757<br>Mg 0.660325320 0.461864406 0.024558979<br>Mg 0.027927515 -0.020114596 0.624013768<br>Mg 0.245619843 -0.022260474 0.825669484<br>Mg -0.006549893 0.947939260 0.179629588<br>Zn 0.518669959 0.461130535 0.451741614<br>Zn 0.255643233 0.281816920 0.236304480<br>Zn 0.707675339 0.701477941 0.737335773<br>K_POINTS gamma ! gamma point only<br><br></div><div>-- <br><div class="gmail_signature">-Adwait Mevada<br></div><div class="gmail_signature">Ph.D. Student,<br></div><div class="gmail_signature">Gujarat University,<br></div><div class="gmail_signature">Ahmedabad, Gujarat,India.<br></div>
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