Print the missed last layer in cfstats#1853
Closed
maysamyabandeh wants to merge 1 commit into
Closed
Conversation
Contributor
|
@maysamyabandeh has imported this pull request. If you are a Facebook employee, you can view this diff on Phabricator. |
IslamAbdelRahman
approved these changes
Feb 8, 2017
siying
pushed a commit
that referenced
this pull request
Mar 6, 2017
Summary: Printing compaction stats used to operate on two variable: number_levels_: for printing the layer num_levels_to_check: for updating the compaction score After this commit: 361010d these two are mixed up and as a result the last layer might not be printed out: https://fb.facebook.com/groups/rocksdb.internal/permalink/1315716625143616/ number_levels_ was used to decide which layers to print: https://github.com/facebook/rocksdb/blob/672300f47f72b28c164fdf98a08171c09e311205/db/internal_stats.cc#L753 but after the patch it is based on the return value of DumpCFMapStats https://github.com/facebook/rocksdb/blob/361010d44738de48ffc4fd9add70caa0891a0719/db/internal_stats.cc#L929 which returns num_levels_to_check: https://github.com/facebook/rocksdb/blob/361010d44738de48ffc4fd9add70caa0891a0719/db/internal_stats.cc#L917 Closes #1853 Differential Revision: D4529280 Pulled By: maysamyabandeh fbshipit-source-id: 3fd9448
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
3 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Summary:
Printing compaction stats used to operate on two variable:
number_levels_: for printing the layer
num_levels_to_check: for updating the compaction score
After this commit: 361010d these two are mixed up and as a result the last layer might not be printed out: https://fb.facebook.com/groups/rocksdb.internal/permalink/1315716625143616/
number_levels_ was used to decide which layers to print:
rocksdb/db/internal_stats.cc
Line 753 in 672300f
rocksdb/db/internal_stats.cc
Line 929 in 361010d
rocksdb/db/internal_stats.cc
Line 917 in 361010d