[LU-17478] parallelize unaligned writes

• Type: Improvement
• Resolution: Unresolved
• Priority: Minor
• Severity: 3
• Assignee: Patrick Farrell (Inactive)
• Reporter: Patrick Farrell (Inactive)

Description

Unaligned DIO/hybrid IO writes are not currently parallel, which severely limits their performance (to around 3 GiB/s with 20 GiB/s DIO).  With the fix from LU-17085, this becomes possible, and it turns out it can be done fairly easily.