When I run hello_c, it runs success. But vasp_std runs failed. When I run vasp_std on host(mpirun -np 20 ./vasp_std), it runs success. $ podman run --env-host --env-file envfile --userns=keep-id --network=host --pid=host --ipc=host -v /tmp/podman-mpirun:/tmp/podman-mpirun:z -v ./bulk:/bulk -w /bulk 4756bc6d2be0 mpirun -np 20 ./hello_c Hello, world, I am 13 of 20, (Open MPI v4.1.1, package: Open MPI root@6831ad9910ad Distribution, ident: 4.1.1, repo rev: v4.1.1, Apr 24, 2021, 112) Hello, world, I am 16 of 20, (Open MPI v4.1.1, package: Open MPI root@6831ad9910ad Distribution, ident: 4.1.1, repo rev: v4.1.1, Apr 24, 2021, 112) ... ... ... ... Hello, world, I am 9 of 20, (Open MPI v4.1.1, package: Open MPI root@6831ad9910ad Distribution, ident: 4.1.1, repo rev: v4.1.1, Apr 24, 2021, 112) $ podman run --env-host --env-file envfile --userns=keep-id --network=host --pid=host --ipc=host -v /tmp/podman-mpirun:/tmp/podman-mpirun:z -v ./bulk:/bulk -w /bulk 4756bc6d2be0 mpirun -np 20 ./vasp_std running on 20 total cores distrk: each k-point on 20 cores, 1 groups ... ... ... ... LDA part: xc-table for Pade appr. of Perdew POSCAR, INCAR and KPOINTS ok, starting setup [ga2210.para.bscc:106293] Read -1, expected 5184, errno = 1 [ga2210.para.bscc:106294] Read -1, expected 5184, errno = 1 [ga2210.para.bscc:106296] Read -1, expected 5184, errno = 1 [ga2210.para.bscc:106300] Read -1, expected 5184, errno = 1 [ga2210.para.bscc:106309] Read -1, expected 5184, errno = 1 ... ... ... ... VASP version: vasp.5.4.4.18Apr17-6-g9f103f2a3. OpenMPI version: 4.1.1 $ podman version Client: Podman Engine Version: 4.0.2 API Version: 4.0.2 Go Version: go1.16.13 Git Commit: c99f9f1b6960b98158b7f5fc4e6b5ac1a10b3542 Built: Wed Mar 23 18:33:41 2022 OS/Arch: linux/amd64