[ARROW-2916] [C++] Plasma Seal is slow due to hashing

• Type: New Feature
• Status: Closed
• Priority: Minor
• Resolution: Won't Fix
• Component/s: C++ - Plasma
• External issue URL: https://github.com/apache/arrow/issues/19283
• Assignee: Unassigned
• Reporter: Simon Mo
• Created: 25/Jul/18 22:20
• Updated: 11/Jan/23 07:24
• Resolved: 19/Feb/21 21:01

Description

When I writes a 1MB tensor into plasma, it takes about 2ms. 50% of time is spent sealing the object. Can we add a flag to the Seal API to disable to hashing when needed?

 

For example:

```
Status PlasmaClient::Seal(const ObjectID& object_id, bool hash_flag)
```
 

cc pcmoritz