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| author | Anna Henningsen <anna@addaleax.net> | 2017-04-30 00:48:03 +0300 |
|---|---|---|
| committer | Anna Henningsen <anna@addaleax.net> | 2017-05-03 16:29:36 +0300 |
| commit | 2bf461e6f502b1135f66ceff96f79152eccf1dc7 (patch) | |
| tree | d26e9ba50e870fdd22197dec44348be9cede331f /doc/api/vm.md | |
| parent | 896be833c87a6992cea25ba95d2395313c33e0b2 (diff) | |
doc: document vm timeout option perf impact
Mention that the `timeout` option has a noticeable performance impact.
Fixes: https://github.com/nodejs/node/issues/10453
PR-URL: https://github.com/nodejs/node/pull/12751
Reviewed-By: Alexey Orlenko <eaglexrlnk@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Diffstat (limited to 'doc/api/vm.md')
| -rw-r--r-- | doc/api/vm.md | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/api/vm.md b/doc/api/vm.md index aaf53b73c40..a8817ebacdf 100644 --- a/doc/api/vm.md +++ b/doc/api/vm.md @@ -125,6 +125,10 @@ console.log(util.inspect(sandbox)); // { animal: 'cat', count: 12, name: 'kitty' } ``` +*Note*: Using the `timeout` or `breakOnSigint` options will result in new +event loops and corresponding threads being started, which have a non-zero +performance overhead. + ### script.runInNewContext([sandbox][, options]) <!-- YAML added: v0.3.1 |