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Debugger updates #33

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7 changes: 7 additions & 0 deletions docs/guides/features/debug.mdx
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Expand Up @@ -51,6 +51,13 @@ To enable entering the debug console in response to a signal use `--sigusr1=sst.
$ sst --sigusr2=sst.rt.interactive configuration.py
```

:::tip
For some versions of MPI, it may be necessary to clear stream buffering for the interactive console to behave correctly. For example:
```
mpirun --stream-buffering=0 -np=4 sst configuration.py --interactive-start=0
```
:::

When the SST process is running, enter the interactive console by sending the appropriate signal to its process ID.

```sh title="Example sending signal to SST from a bash shell"
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