Merge pull request #407 from sb-child/patch-1

Fix typo in async/getting-started.md
3 years ago · 3fb529e2a1
parent da44692ceb c701db31d2
commit 3fb529e2a1
1 changed files with 2 additions and 2 deletions
--- a/book/contents/async/getting-started.md
+++ b/book/contents/async/getting-started.md
@ -60,8 +60,8 @@

 | 操作 | async | 线程 |
 | ---- | ----- | ---- |
-| 创建 | 0.3微妙 | 17微妙 |
-| 线程切换 | 0.2微妙 | 1.7微妙 |
+| 创建 | 0.3微秒 | 17微秒 |
+| 线程切换 | 0.2微秒 | 1.7微秒 |

 可以看出，`async` 在线程切换的开销显著低于多线程，对于 IO 密集的场景，这种性能开销累计下来会非常可怕！