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use preferred shebang approach for documentation

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hackerrdave 2019-12-17 12:18:13 -05:00
parent a595011f5a
commit 6094222de7
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doc/reduce-memory.md
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@ -41,7 +41,7 @@ threads take up 8MiB for the thread stack on a 64-bit system, and 4MiB in a
By default, since glibc `2.10`, the C library will create up to two heap arenas per core. This is known to cause excessive memory usage in some scenarios. To avoid this make a script that sets `MALLOC_ARENA_MAX` before starting bitcoind: By default, since glibc `2.10`, the C library will create up to two heap arenas per core. This is known to cause excessive memory usage in some scenarios. To avoid this make a script that sets `MALLOC_ARENA_MAX` before starting bitcoind:
```bash ```bash
#!/bin/bash #!/usr/bin/env bash
export MALLOC_ARENA_MAX=1 export MALLOC_ARENA_MAX=1
bitcoind bitcoind
``` ```