---
name: "MPE_Comm_global_rank"
section: "4"
platform: "linux"
package: "mpi-doc"
version: "1.2.7-9.1"
release: "Debian 6.0 (Squeeze)"
platforms: ["linux"]
url: "https://new.carta.tech/MPE_Comm_global_rank"
---

# MPE\_Comm\_global\_rank(4)

Returns the rank in MPI\_COMM\_WORLD for a given (communicator,rank) pair

## NAME

MPE\_Comm\_global\_rank -  Returns the rank in MPI\_COMM\_WORLD for a given (communicator,rank) pair

## SYNOPSIS

```
void MPE_Comm_global_rank( comm, rank, grank )
MPI_Comm comm;
int      rank, *grank;
```

## INPUT PARAMETERS

- **comm**

  \- Communicator

- **rank**

  \- Rank in comm

## OUTPUT PARAMETERS

- **grank**

  \- Rank in comm world

## LOCATION

getgrank.c