<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; color: rgb(0, 0, 0); font-size: 12px; font-family: Calibri, sans-serif;"><div><div><div>Hi Chun,</div><div><br></div><div>This list is intended for comments and feedback on the actual MPI standard, not particular implementations. We can’t answer questions that are particular to individual MPI implementations. Please direct your question to the MPICH support lists.</div><div><br></div><div>Thanks,</div><div><br></div><div>Martin</div><div><br></div><div><span class="Apple-style-span" style="border-collapse: separate; font-family: Helvetica; border-spacing: 0px; font-size: medium;"><span class="Apple-style-span" style="border-collapse: separate; orphans: 2; widows: 2; border-spacing: 0px;"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>________________________________________________________________________</div><div>Martin Schulz, schulzm@llnl.gov, http://scalability.llnl.gov/</div><div>CASC @ Lawrence Livermore National Laboratory, Livermore, USA</div><div><br></div></div></span></span></div></div></div><div><br></div><span id="OLK_SRC_BODY_SECTION"><div style="font-family:Calibri; font-size:11pt; text-align:left; color:black; BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; BORDER-TOP: #b5c4df 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 3pt"><span style="font-weight:bold">From: </span> Chun Meng <<a href="mailto:miracle.chun.2010@gmail.com">miracle.chun.2010@gmail.com</a>><br><span style="font-weight:bold">Reply-To: </span> Comments on the MPI Standard <<a href="mailto:mpi-comments@lists.mpi-forum.org">mpi-comments@lists.mpi-forum.org</a>><br><span style="font-weight:bold">Date: </span> Monday, August 4, 2014 at 6:27 PM<br><span style="font-weight:bold">To: </span> mpi-comments <<a href="mailto:mpi-comments@lists.mpi-forum.org">mpi-comments@lists.mpi-forum.org</a>><br><span style="font-weight:bold">Subject: </span> [Mpi-comments] install mpich with hydra<br></div><div><br></div><div><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><div><div dir="ltr">Hi All,
<div><br></div><div> I have a question about the installation of mpich.</div><div> Do I really need to install hydra?</div><div> Someone told me the source code of hydra is already in the mpich package.</div><div> But The model I'm using can not be successfully run without installing hydra individually.</div><div><br></div><div> Any help is appreciated.</div><div><br></div><div>Thanks a lot!</div><div><br></div><div>Best,</div><div>Chun</div><div><br></div></div></div></div></span></body></html>