[jhurani@mg1 krylov]$ bash -x run.sh
+ ksp=bcgs
+ mpiexec -n 1 ./test_ksp.exe -ksp_monitor -ksp_type bcgs
  0 KSP Residual norm 1.952299312119e+02
  1 KSP Residual norm 4.924902191069e+01
  2 KSP Residual norm 1.393838666448e+01
  3 KSP Residual norm 4.765851663701e+00
  4 KSP Residual norm 1.859652065579e+00
  5 KSP Residual norm 8.498696828719e-01
  6 KSP Residual norm 2.567018670294e+00
  7 KSP Residual norm 9.628917893930e-02
  8 KSP Residual norm 3.959095364957e-02
  9 KSP Residual norm 6.603905987516e-02
 10 KSP Residual norm 6.548400558250e-03
+ mpiexec -n 4 ./test_ksp.exe -ksp_monitor -ksp_type bcgs
  0 KSP Residual norm 1.952299312119e+02
  1 KSP Residual norm 4.924902191069e+01
  2 KSP Residual norm 1.393838666448e+01
  3 KSP Residual norm 4.765851663701e+00
  4 KSP Residual norm 1.859652065579e+00
  5 KSP Residual norm 8.498696828719e-01
  6 KSP Residual norm 2.567018670294e+00
  7 KSP Residual norm 9.628917893929e-02
  8 KSP Residual norm 3.959095364957e-02
  9 KSP Residual norm 6.603905987518e-02
 10 KSP Residual norm 6.548400558251e-03
+ mpiexec -n 1 ./test_ksp.exe -ksp_monitor -ksp_type bcgs -vec_type cusp -mat_type aijcusp
  0 KSP Residual norm 1.952299312119e+02
  1 KSP Residual norm 4.924902191069e+01
  2 KSP Residual norm 1.393838666448e+01
  3 KSP Residual norm 4.765851663701e+00
  4 KSP Residual norm 1.859652065579e+00
  5 KSP Residual norm 8.498696828719e-01
  6 KSP Residual norm 2.567018670294e+00
  7 KSP Residual norm 9.628917893930e-02
  8 KSP Residual norm 3.959095364957e-02
  9 KSP Residual norm 6.603905987515e-02
 10 KSP Residual norm 6.548400558250e-03
+ mpiexec -n 4 ./test_ksp.exe -ksp_monitor -ksp_type bcgs -vec_type cusp -mat_type mpiaijcusp
  0 KSP Residual norm 1.952299312119e+02
  1 KSP Residual norm 4.924902191069e+01
  2 KSP Residual norm 3.681298932599e+01
  3 KSP Residual norm 2.799054681516e+01
  4 KSP Residual norm 1.599021555910e+01
  5 KSP Residual norm 1.009936483902e+01
  6 KSP Residual norm 6.214971385795e+00
  7 KSP Residual norm 3.412355095382e+00
  8 KSP Residual norm 2.049245379370e+00
  9 KSP Residual norm 1.254036741543e+00
 10 KSP Residual norm 7.845146110644e-01