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Implemented changes to AMG4PSBLAS
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Cirdans-Home
+64
-59
@@ -32,34 +32,38 @@ class="cmr-12">3.3 </span></span> <a
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id="x10-90003.3"></a><span
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class="cmr-12">Configuration options</span></h4>
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<!--l. 100--><p class="noindent" ><span
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class="cmr-12">In order to build MLD2P4, the first step is to use the </span><span class="obeylines-h"><span class="verb"><span
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class="cmr-12">In order to build AMG4PSBLAS, the first step is to use the </span><span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">configure</span></span></span> <span
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class="cmr-12">script in the main</span>
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class="cmr-12">script in the</span>
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<span
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class="cmr-12">directory to generate the necessary makefile.</span>
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<!--l. 104--><p class="indent" > <span
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class="cmr-12">As a minimal example consider the following:</span>
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class="cmr-12">main directory to generate the necessary makefile.</span>
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<!--l. 105--><p class="indent" > <span
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class="cmbx-12">DA RISCRIVERE</span>
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<!--l. 107--><p class="indent" > <span
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class="cmbx-12">As a minimal example consider the following:</span>
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<div class="verbatim" id="verbatim-1">
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./configure --with-psblas=PSB-INSTALL-DIR
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</div>
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<!--l. 107--><p class="nopar" > <span
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class="cmr-12">which assumes that the various MPI compilers and support libraries are available in</span>
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<!--l. 110--><p class="nopar" > <span
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class="cmbx-12">which assumes that the various MPI compilers and support libraries are</span>
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<span
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class="cmr-12">the standard directories on the system, and specifies only the PSBLAS install directory</span>
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class="cmbx-12">available in the standard directories on the system, and specifies only</span>
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<span
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class="cmr-12">(note that the latter directory must be specified with an </span><span
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class="cmti-12">absolute </span><span
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class="cmr-12">path). The full set of</span>
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class="cmbx-12">the PSBLAS install directory (note that the latter directory must</span>
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<span
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class="cmr-12">options may be looked at by issuing the command </span><span class="obeylines-h"><span class="verb"><span
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class="cmbx-12">be specified with an </span><span
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class="cmbxti-10x-x-120">absolute </span><span
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class="cmbx-12">path). The full set of options may</span>
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<span
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class="cmbx-12">be looked at by issuing the command </span><span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">./configure</span><span
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class="cmtt-12"> --help</span></span></span><span
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class="cmr-12">, which</span>
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class="cmbx-12">, which</span>
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<span
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class="cmr-12">produces:</span>
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class="cmbx-12">produces:</span>
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@@ -237,18 +241,17 @@ class="cmr-12">produces:</span>
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 <br />
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 <br />Report bugs to <https://github.com/sfilippone/mld2p4-2/issues>.
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</div>
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<!--l. 278--><p class="nopar" >
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<!--l. 280--><p class="indent" > <span
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class="cmr-12">For instance, if a user has built and installed PSBLAS 3.5 under the </span><span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">/opt</span></span></span> <span
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class="cmr-12">directory</span>
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<!--l. 281--><p class="nopar" >
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<!--l. 283--><p class="indent" > <span
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class="cmbx-12">For instance, if a user has built and installed PSBLAS 3.5 under the</span>
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<span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">/opt</span></span></span> <span
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class="cmbx-12">directory and is using the SuiteSparse package (which includes</span>
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<span
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class="cmr-12">and is using the SuiteSparse package (which includes UMFPACK), then MLD2P4</span>
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<span
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class="cmr-12">might be configured with:</span>
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class="cmbx-12">UMFPACK), then MLD2P4 might be configured with:</span>
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@@ -256,72 +259,74 @@ class="cmr-12">might be configured with:</span>
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 ./configure --with-psblas=/opt/psblas-3.5/ \
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 <br /> --with-umfpackincdir=/usr/include/suitesparse/
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</div>
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<!--l. 287--><p class="nopar" > <span
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class="cmr-12">Once the configure script has completed execution, it will have generated the file</span>
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<span class="obeylines-h"><span class="verb"><span
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<!--l. 290--><p class="nopar" > <span
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class="cmbx-12">Once the configure script has completed execution, it will have generated</span>
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<span
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class="cmbx-12">the file </span><span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">Make.inc</span></span></span> <span
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class="cmr-12">which will then be used by all Makefiles in the directory tree; this file will be</span>
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class="cmbx-12">which will then be used by all Makefiles in the directory</span>
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<span
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class="cmr-12">copied in the install directory under the name </span><span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">Make.inc.MLD2P4</span></span></span><span
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class="cmr-12">.</span>
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<!--l. 293--><p class="indent" > <span
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class="cmr-12">To use the MUMPS solver package, the user has to add the appropriate options to</span>
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<span
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class="cmr-12">the configure script; by default we are looking for the libraries </span><span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">-ldmumps</span><span
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class="cmtt-12"> -lsmumps</span></span></span>
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class="cmbx-12">tree; this file will be copied in the install directory under the name</span>
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<span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">Make.inc.MLD2P4</span></span></span><span
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class="cmbx-12">.</span>
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<!--l. 296--><p class="indent" > <span
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class="cmbx-12">To use the MUMPS solver package, the user has to add the appropriate</span>
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<span
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class="cmbx-12">options to the configure script; by default we are looking for the libraries</span>
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<span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">-ldmumps</span><span
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class="cmtt-12"> -lsmumps</span></span></span> <span class="obeylines-h"><span class="verb"><span
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class="cmtt-12"> -lzmumps</span><span
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class="cmtt-12"> -lcmumps</span><span
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class="cmtt-12"> -mumps_common</span><span
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class="cmtt-12"> -lpord</span></span></span><span
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class="cmr-12">. MUMPS often uses additional</span>
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class="cmbx-12">. MUMPS often</span>
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<span
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class="cmr-12">packages such as ScaLAPACK, ParMETIS, SCOTCH, as well as enabling OpenMP; in</span>
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class="cmbx-12">uses additional packages such as ScaLAPACK, ParMETIS, SCOTCH, as</span>
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<span
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class="cmr-12">such cases it is necessary to add linker options with the </span><span class="obeylines-h"><span class="verb"><span
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class="cmbx-12">well as enabling OpenMP; in such cases it is necessary to add linker options</span>
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<span
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class="cmbx-12">with the </span><span class="obeylines-h"><span class="verb"><span
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class="cmtt-12">--with-extra-libs</span></span></span> <span
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class="cmr-12">configure</span>
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<span
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class="cmr-12">option.</span>
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<!--l. 301--><p class="indent" > <span
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class="cmr-12">To build the library the user will now enter</span>
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class="cmbx-12">configure option.</span>
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<!--l. 304--><p class="indent" > <span
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class="cmbx-12">To build the library the user will now enter</span>
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<div class="verbatim" id="verbatim-4">
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make
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</div>
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<!--l. 304--><p class="nopar" > <span
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class="cmr-12">followed (optionally) by</span>
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<!--l. 307--><p class="nopar" > <span
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class="cmbx-12">followed (optionally) by</span>
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<div class="verbatim" id="verbatim-5">
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make install
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</div>
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<!--l. 308--><p class="nopar" >
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<!--l. 311--><p class="nopar" >
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<!--l. 309--><div class="crosslinks"><p class="noindent"><span
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class="cmr-12">[</span><a
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<!--l. 312--><div class="crosslinks"><p class="noindent"><span
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class="cmbx-12">[</span><a
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href="userhtmlsu4.html" ><span
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class="cmr-12">next</span></a><span
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class="cmr-12">] [</span><a
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class="cmbx-12">next</span></a><span
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class="cmbx-12">] [</span><a
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href="userhtmlsu2.html" ><span
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class="cmr-12">prev</span></a><span
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class="cmr-12">] [</span><a
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class="cmbx-12">prev</span></a><span
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class="cmbx-12">] [</span><a
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href="userhtmlsu2.html#tailuserhtmlsu2.html" ><span
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class="cmr-12">prev-tail</span></a><span
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class="cmr-12">] [</span><a
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class="cmbx-12">prev-tail</span></a><span
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class="cmbx-12">] [</span><a
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href="userhtmlsu3.html" ><span
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class="cmr-12">front</span></a><span
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class="cmr-12">] [</span><a
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class="cmbx-12">front</span></a><span
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class="cmbx-12">] [</span><a
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href="userhtmlse3.html#userhtmlsu3.html" ><span
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class="cmr-12">up</span></a><span
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class="cmr-12">] </span></p></div>
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<!--l. 309--><p class="indent" > <a
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class="cmbx-12">up</span></a><span
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class="cmbx-12">] </span></p></div>
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<!--l. 312--><p class="indent" > <a
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id="tailuserhtmlsu3.html"></a>
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</body></html>
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