Merged
Conversation
(Currently fails due to bug)
Check for unreasonable alloc size in LockedPool rather than lancing through new Arenas until we improbably find one worthy of the quixotic request or the system can support no more Arenas.
Use separate maps for used/free chunks to avoid linear scan through alloced chunks for each alloc.
Member
|
Nice! Thanks for doing this. Can you post bench outputs from before/after? |
Contributor
Author
It's not as much of a performance increase as I expected. The original algorithm is quadratic, but walking the chunk map is very fast. On my test system, total time it takes (in seconds) for a series of |
Member
|
Thanks. Looks very good. |
laanwj
added a commit
that referenced
this pull request
Nov 7, 2016
andvgal
pushed a commit
to energicryptocurrency/gen2-energi
that referenced
this pull request
Jan 6, 2019
CryptoCentric
pushed a commit
to absolute-community/absolute
that referenced
this pull request
Feb 15, 2019
zkbot
added a commit
to zcash/zcash
that referenced
this pull request
Sep 29, 2020
Locked memory manager Add a pool for locked memory chunks, replacing `LockedPageManager`. Cherry-picked from the following upstream PRs: - bitcoin/bitcoin#8321 - bitcoin/bitcoin#8753 - bitcoin/bitcoin#9063 - bitcoin/bitcoin#9070 - bitcoin/bitcoin#11385 - bitcoin/bitcoin#12048 - Excludes change to benchmark. - bitcoin/bitcoin#15117 - bitcoin/bitcoin#16161 - Excludes Travis CI changes. - Includes change from bitcoin/bitcoin#13163 - bitcoin/bitcoin#15600 - bitcoin/bitcoin#18443 - Assorted small changes from: - bitcoin/bitcoin#9233 - bitcoin/bitcoin#10483 - bitcoin/bitcoin#10645 - bitcoin/bitcoin#10969 - bitcoin/bitcoin#11351 - bitcoin/bitcoin#19111 - Excludes change to `src/rpc/server.cpp` - bitcoin/bitcoin#9804 - Only the commit for `src/key.cpp` - bitcoin/bitcoin#9598
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 subscribe to this conversation on GitHub.
Already have an account?
Sign in.
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.
No description provided.