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Diffstat (limited to 'docs/env_variables.md')
| -rw-r--r-- | docs/env_variables.md | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/docs/env_variables.md b/docs/env_variables.md index d1c13e15..22a5c386 100644 --- a/docs/env_variables.md +++ b/docs/env_variables.md @@ -378,10 +378,10 @@ checks or alter some of the more exotic semantics of the tool: valid terminal was detected (for virtual consoles). - Setting `AFL_FORKSRV_INIT_TMOUT` allows you to specify a different timeout - to wait for the forkserver to spin up. The default is the `-t` value times - `FORK_WAIT_MULT` from `config.h` (usually 10), so for a `-t 100`, the - default would wait for `1000` milliseconds. Setting a different time here is - useful if the target has a very slow startup time, for example, when doing + to wait for the forkserver to spin up. The specified value is the new timeout, in milliseconds. + The default is the `-t` value times `FORK_WAIT_MULT` from `config.h` (usually 10), so for a `-t 100`, the default would wait for `1000` milliseconds. + The `AFL_FORKSRV_INIT_TMOUT` value does not get multiplied. It overwrites the initial timeout afl-fuzz waits for the target to come up with a constant time. + Setting a different time here is useful if the target has a very slow startup time, for example, when doing full-system fuzzing or emulation, but you don't want the actual runs to wait too long for timeouts. |