StarMirror/system-design-primer
1
0
Fork 0
mirror of https://github.com/donnemartin/system-design-primer.git synced 2024-03-22 13:11:35 +08:00
Code Issues Projects Releases Wiki Activity

Fix typo: Change replication to federation (#418)

Browse Source
This commit is contained in:
Kevin Liu 2020-07-04 10:53:56 -04:00 committed by GitHub
parent 60202315cc
commit 5d4dac6baf
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
solutions/system_design/web_crawler/README.md
View File

@ -282,7 +282,7 @@ Some searches are very popular, while others are only executed once. Popular qu
Below are a few other optimizations to the **Crawling Service**:
* To handle the data size and request load, the **Reverse Index Service** and **Document Service** will likely need to make heavy use sharding and replication.
* To handle the data size and request load, the **Reverse Index Service** and **Document Service** will likely need to make heavy use sharding and federation.
* DNS lookup can be a bottleneck, the **Crawler Service** can keep its own DNS lookup that is refreshed periodically
* The **Crawler Service** can improve performance and reduce memory usage by keeping many open connections at a time, referred to as [connection pooling](https://en.wikipedia.org/wiki/Connection_pool)
* Switching to [UDP](https://github.com/donnemartin/system-design-primer#user-datagram-protocol-udp) could also boost performance