<div dir="ltr">See you next week!<div><br></div><div>   Matt</div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Wed, Aug 27, 2025 at 3:39 AM Anton Popov <<a href="mailto:popov@uni-mainz.de">popov@uni-mainz.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><u></u>

  
    
  
  <div>
    <p>Thanks Matt, it works!</p>
    <p>Anton<br>
    </p>
    <div>On 26.08.25 22:34, Matthew Knepley
      wrote:<br>
    </div>
    <blockquote type="cite">
      
      <div dir="ltr">
        <div dir="ltr">On Tue, Aug 26, 2025 at 12:45 PM Anton Popov <<a href="mailto:popov@uni-mainz.de" target="_blank">popov@uni-mainz.de</a>>
          wrote:</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">There
            is an important addition, I use asm and bjacobi as smoothers
            on <br>
            multigrid levels.<br>
            <br>
            So I probably need to set the options with -mg_levels_sub_,
            or <br>
            -mg_levels_3_sub_(if they are different on different
            levels), instead of <br>
            just -sub_.<br>
            <br>
            Correct?<br>
          </blockquote>
          <div><br>
          </div>
          <div>Yes, and as Mark says, you can see the prefix if you View
            the solver.</div>
          <div><br>
          </div>
          <div>  Thanks,</div>
          <div><br>
          </div>
          <div>     Matt</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">
            Anton<br>
            <br>
            <br>
            <br>
            On 26.08.25 18:20, Anton Popov wrote:<br>
            > Hi all,<br>
            ><br>
            > I have a strange behavior setting the solver options
            for asm and <br>
            > bjacobi blocks.<br>
            ><br>
            > Irrespective of what I set with -sub_ksp_ -sub_pc_ it
            just selects the <br>
            > default preonly and ilu options.<br>
            ><br>
            > This behavior does not change no matter how many local
            blocks per cpu <br>
            > I try to use, for example with the default one
            block/cpu it does not <br>
            > work as well.<br>
            ><br>
            > Is there anything wrong?<br>
            ><br>
            > Best,<br>
            ><br>
            > Anton<br>
            ><br>
          </blockquote>
        </div>
        <div><br clear="all">
        </div>
        <div><br>
        </div>
        <span class="gmail_signature_prefix">-- </span><br>
        <div dir="ltr" class="gmail_signature">
          <div dir="ltr">
            <div>
              <div dir="ltr">
                <div>
                  <div dir="ltr">
                    <div>What most experimenters take for granted before
                      they begin their experiments is infinitely more
                      interesting than any results to which their
                      experiments lead.<br>
                      -- Norbert Wiener</div>
                    <div><br>
                    </div>
                    <div><a href="https://urldefense.us/v3/__http://www.cse.buffalo.edu/*knepley/__;fg!!G_uCfscf7eWS!ae4Aps9OCcaKciUHsxH-E9BnL2D7koMv1G07Exb_JY9ucOmJAyxzUmcN2-yQA2HhQwqM60PF6N6ia_wAppzA$" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><br>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </blockquote>
  </div>

</blockquote></div><div><br clear="all"></div><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div>What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.<br>-- Norbert Wiener</div><div><br></div><div><a href="https://urldefense.us/v3/__http://www.cse.buffalo.edu/*knepley/__;fg!!G_uCfscf7eWS!ae4Aps9OCcaKciUHsxH-E9BnL2D7koMv1G07Exb_JY9ucOmJAyxzUmcN2-yQA2HhQwqM60PF6N6ia_wAppzA$" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><br></div></div></div></div></div></div></div>