[$] A filesystem “change journal” and other topics

Post Syndicated from jake original https://lwn.net/Articles/755277/rss

At the 2017 Linux Storage, Filesystem, and Memory-Management Summit
(LSFMM), Amir Goldstein presented his work
on adding a superblock watch mechanism to provide a scalable way to notify
applications
of changes in a filesystem. At the 20 edition of LSFMM, he was back to
discuss adding NTFS-like change
journals
to the in support of backup solutions of various
sorts. As a second topic for the session, he also wanted to discuss doing
more performance-regression
for filesystems.