DM-PCACHE Merged For Linux 6.18 Along With Other DeviceMapper Changes
([Linux Storage] 50 Minutes Ago
Linux 6.18 DeviceMapper)
- Reference: 0001582612
- News link: https://www.phoronix.com/news/Linux-6.18-DM
- Source link:
The DeviceMapper changes have been merged for the Linux 6.18 kernel that includes the new DM-PCACHE target.
DM-PCACHE is [1]a high throughput, low-latency DAX read/write cache . This persistent memory cache can be used in front of slower block devices and according to its developer faster than the likes of BCache and DM-Writecache:
The DeviceMapper code for Linux 6.18 also includes a REQ_PREFLUSH optimization for the dm-linear target, the dm-integrity target supporting the async hash interface for better performance, and various other changes.
More details on the now-merged DM changes for Linux 6.18 via [2]this pull request .
[1] https://www.phoronix.com/news/DM-PCACHE-For-Linux-6.18
[2] https://lore.kernel.org/all/b85c04ba-3708-82b2-72b0-63d026c4d7c0@redhat.com/
DM-PCACHE is [1]a high throughput, low-latency DAX read/write cache . This persistent memory cache can be used in front of slower block devices and according to its developer faster than the likes of BCache and DM-Writecache:
The DeviceMapper code for Linux 6.18 also includes a REQ_PREFLUSH optimization for the dm-linear target, the dm-integrity target supporting the async hash interface for better performance, and various other changes.
More details on the now-merged DM changes for Linux 6.18 via [2]this pull request .
[1] https://www.phoronix.com/news/DM-PCACHE-For-Linux-6.18
[2] https://lore.kernel.org/all/b85c04ba-3708-82b2-72b0-63d026c4d7c0@redhat.com/