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author | Alex Gorrod <alexg@wiredtiger.com> | 2012-12-03 18:43:17 +1100 |
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committer | Alex Gorrod <alexg@wiredtiger.com> | 2012-12-03 18:43:17 +1100 |
commit | 76665c40922cc1483e5e3bdefa9beda3d7865bb8 (patch) | |
tree | 83c096719e34756e2c63746d371bb8ba837a0a99 /NEWS | |
parent | 450b43cd032601b7207629de334e674dfdd62203 (diff) | |
download | mongo-76665c40922cc1483e5e3bdefa9beda3d7865bb8.tar.gz |
Cut release 1.4.01.4.0
Diffstat (limited to 'NEWS')
-rw-r--r-- | NEWS | 34 |
1 files changed, 34 insertions, 0 deletions
@@ -1,3 +1,37 @@ +WiredTiger release 1.4.0, 2012-12-03 +------------------------------------ + +This release adds several major new features, a number of performance +improvements and bug fixes. The significant changes are outlined below: + +New features and API changes: + +[242] Track the percentage of cache that is dirty, trigger eviction to bound + it. This can be used to bound much data checkpoints write. + +[324] Add support for WT_COMPRESS::compress_raw, which lets the compression + routine select how many rows are included in each disk block. + +[381] Add statistics to track read and write amplification (application data + size versus I/O size) + +* Add a trigger configuration option to WT_SESSION::compact API. + +* Make WT_SESSION::create's checksum configuration 3-state: on, off, or + uncompressed blocks only. + +Bug fixes: + +* Fix build issues on Solaris. + +* Fix a bug calculating the generation of an LSM merge. + +* Fix WiredTiger dump and load for tables. + +* Fix a memory leak in checkpoints. + +* Improve accuracy of cache memory tracking with overflow items. + WiredTiger release 1.3.8, 2012-11-22 ------------------------------------ |