From: Hui Xiao Date: Thu, 9 Sep 2021 20:24:20 +0000 (-0700) Subject: Update HISTORY.md for new rate limiter io priorities (#8896) X-Git-Tag: v6.25.1~44 X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=6785135bc27913ddfb8008db0b933b45c4d0c476;p=rocksdb.git Update HISTORY.md for new rate limiter io priorities (#8896) Summary: Pull Request resolved: https://github.com/facebook/rocksdb/pull/8896 Reviewed By: ajkr Differential Revision: D30846120 Pulled By: hx235 fbshipit-source-id: 9224ebce5437d63b0fb8af9171c6041a9ea5d90f --- diff --git a/HISTORY.md b/HISTORY.md index 3d84951ce..821e58b24 100644 --- a/HISTORY.md +++ b/HISTORY.md @@ -15,6 +15,7 @@ * Added a ticker statistic, "rocksdb.verify_checksum.read.bytes", reporting how many bytes were read from file to serve `VerifyChecksum()` and `VerifyFileChecksums()` queries. * Added ticker statistics, "rocksdb.backup.read.bytes" and "rocksdb.backup.write.bytes", reporting how many bytes were read and written during backup. * Added properties for BlobDB: `rocksdb.num-blob-files`, `rocksdb.blob-stats`, `rocksdb.total-blob-file-size`, and `rocksdb.live-blob-file-size`. The existing property `rocksdb.estimate_live-data-size` was also extended to include live bytes residing in blob files. +* Added two new RateLimiter IOPriorities: `Env::IO_USER`,`Env::IO_MID`. `Env::IO_USER` will have superior priority over all other RateLimiter IOPriorities without being subject to fair scheduling constraint. ### Public API change * Remove obsolete implementation details FullKey and ParseFullKey from public API