diff --git a/Makefile b/Makefile
index 66079666..6390ae09 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 include Make.inc
-PREC=../mld2p4
-#PREC=prec
+#PREC=../mld2p4
+PREC=prec
 
 
 library:
diff --git a/prec/Makefile b/prec/Makefile
index 562dd467..38125ff7 100644
--- a/prec/Makefile
+++ b/prec/Makefile
@@ -4,12 +4,12 @@ LIBDIR=../lib
 HERE=.
 MODOBJS= psb_prec_type.o  psb_prec_mod.o
 F90OBJS= psb_dbjac_bld.o psb_dilu_fct.o\
-	psb_dprecbld.o psb_dprecset.o \
+	psb_dprecbld.o psb_dprecset.o psb_dprecinit.o \
 	psb_ddiagsc_bld.o \
 	psb_dprc_aply.o \
 	psb_dgprec_aply.o psb_dbjac_aply.o\
 	psb_zbjac_bld.o psb_zilu_fct.o\
-	psb_zprecbld.o psb_zprecset.o \
+	psb_zprecbld.o psb_zprecset.o psb_zprecinit.o \
 	psb_zdiagsc_bld.o  \
 	psb_zprc_aply.o psb_zgprec_aply.o psb_zbjac_aply.o
 
diff --git a/test/fileread/zf_sample.f90 b/test/fileread/zf_sample.f90
index 8f197bd6..f68a69e0 100644
--- a/test/fileread/zf_sample.f90
+++ b/test/fileread/zf_sample.f90
@@ -62,7 +62,7 @@ program zf_sample
 
   ! solver paramters
   integer            :: iter, itmax, ierr, itrace, ircode, ipart,&
-       & methd, istopc, iprec, ml
+       & methd, istopc, iprec, ml,amatsize,precsize,descsize
   real(kind(1.d0))   :: err, eps
 
   character(len=5)   :: afmt
@@ -99,7 +99,7 @@ program zf_sample
   !  get parameters
   !
   call get_parms(ictxt,mtrx_file,rhs_file,cmethd,&
-       & ipart,afmt,istopc,itmax,itrace,novr,iprec,eps)
+       & ipart,afmt,istopc,itmax,itrace,ml,iprec,eps)
 
   call psb_barrier(ictxt)
   t1 = psb_wtime()  
@@ -203,13 +203,13 @@ program zf_sample
   igsmth=-1
   select case(iprec)
   case(noprec_)
-    call psb_precset(pre,'noprec',info)
+    call psb_precinit(pre,'noprec',info)
   case(diag_)             
-    call psb_precset(pre,'diag',info)
+    call psb_precinit(pre,'diag',info)
   case(bjac_)             
-    call psb_precset(pre,'bjac',info)
+    call psb_precinit(pre,'bjac',info)
   case default
-    call psb_precset(pre,'bjac',info)
+    call psb_precinit(pre,'bjac',info)
   end select
 
   ! building the preconditioner
@@ -242,6 +242,12 @@ program zf_sample
   call psb_genrm2s(resmx,r_col,desc_a,info)
   call psb_geamaxs(resmxp,r_col,desc_a,info)
 
+  amatsize = psb_sizeof(a)
+  descsize = psb_sizeof(desc_a)
+  precsize = psb_sizeof(pre)
+  call psb_sum(ictxt,amatsize)
+  call psb_sum(ictxt,descsize)
+  call psb_sum(ictxt,precsize)
   if (amroot) then 
     call psb_prec_descr(6,pre)
     write(*,'("Matrix: ",a)')mtrx_file
@@ -254,6 +260,9 @@ program zf_sample
     write(*,'("Total time           : ",es10.4)')t2+tprec
     write(*,'("Residual norm 2   = ",es10.4)')resmx
     write(*,'("Residual norm inf = ",es10.4)')resmxp
+    write(*,'("Total memory occupation for A:      ",i10)')amatsize
+    write(*,'("Total memory occupation for DESC_A: ",i10)')descsize
+    write(*,'("Total memory occupation for PRE:    ",i10)')precsize
   end if
 
   allocate(x_col_glob(m_problem),r_col_glob(m_problem),stat=ierr)
@@ -271,8 +280,9 @@ program zf_sample
       write(20,*) 'error indicator (infinity norm) on exit:', &
            & ' ||r||/(||a||||x||+||b||) = ',err
       write(20,*) 'max residual = ',resmx, resmxp
+      write(20,'(a8,4(2x,a20))') 'I','X(I)','R(I)','B(I)'
       do i=1,m_problem
-        write(20,998) i,x_col_glob(i),r_col_glob(i)!,b_col_glob(i)
+        write(20,998) i,x_col_glob(i),r_col_glob(i),b_col_glob(i)
       enddo
     end if
   end if