Age | Commit message (Collapse) | Author |
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-BEGIN VERIFY SCRIPT-
find_regex='\bAcceptToMemoryPool\(' \
&& git grep -l -E "$find_regex" -- src \
| grep -v '^src/validation\.\(cpp\|h\)$' \
| xargs sed -i -E 's@'"$find_regex"'@\0::ChainstateActive(), @g'
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e829c9afbf75e930db6c3fe77a269b0af5e7a3ad refactor: replace sizeof(a)/sizeof(a[0]) by std::size (C++17) (Sebastian Falbesoner)
365539c84691d470b44d35df374d8c049f8c1192 refactor: init vectors via std::{begin,end} to avoid pointer arithmetic (Sebastian Falbesoner)
63d4ee1968144cc3d115f92baef95785abf813ac refactor: iterate arrays via C++11 range-based for loops if idx is not needed (Sebastian Falbesoner)
Pull request description:
This refactoring PR picks up the idea of #19626 and replaces all occurences of `sizeof(x)/sizeof(x[0])` (or `sizeof(x)/sizeof(*x)`, respectively) with the now-available C++17 [`std::size`](https://en.cppreference.com/w/cpp/iterator/size) (as [suggested by sipa](https://github.com/bitcoin/bitcoin/pull/19626#issuecomment-666487228)), making the macro `ARRAYLEN` obsolete.
As preparation for this, two other changes are done to eliminate `sizeof(x)/sizeof(x[0])` usage:
* all places where arrays are iterated via an index are changed to use C++11 range-based for loops If the index' only purpose is to access the array element (as [suggested by MarcoFalke](https://github.com/bitcoin/bitcoin/pull/19626#discussion_r463404541)).
* `std::vector` initializations are done via `std::begin` and `std::end` rather than using pointer arithmetic to calculate the end (also [suggested by MarcoFalke](https://github.com/bitcoin/bitcoin/pull/20429#discussion_r567418821)).
ACKs for top commit:
practicalswift:
cr ACK e829c9afbf75e930db6c3fe77a269b0af5e7a3ad: patch looks correct
fanquake:
ACK e829c9afbf75e930db6c3fe77a269b0af5e7a3ad
MarcoFalke:
review ACK e829c9afbf75e930db6c3fe77a269b0af5e7a3ad 🌩
Tree-SHA512: b01d32c04b9e04d562b7717cae00a651ec9a718645047a90761be6959e0cc2adbd67494e058fe894641076711bb09c3b47a047d0275c736f0b2218e1ce0d193d
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53e716ea119658c28935fee24eb50090907c500e [refactor] improve style for touched code (gzhao408)
174cb5330af4b09f3a66974d3bae783ea43b190e [refactor] const ATMPArgs and non-const Workspace (gzhao408)
f82baf0762f60c2ca5ffc339b095f9271d7c2f33 [refactor] return MempoolAcceptResult (gzhao408)
9db10a55061e09021ff8ea1d6637d99f7959035f [refactor] clean up logic in testmempoolaccept (gzhao408)
Pull request description:
This is the first 4 commits of #20833, and does refactoring only. It should be relatively simple to review, and offers a few nice things:
- It makes accessing values that don't make sense (e.g. fee) when the tx is invalid an error.
- Returning `MempoolAcceptResult` from ATMP makes the interface cleaner. The caller can get a const instead of passing in a mutable "out" param.
- We don't have to be iterating through a bunch of lists for package validation, we can just return a `std::vector<MempoolAcceptResult>`.
- We don't have to refactor all ATMP call sites again if/when we want to return more stuff from it.
ACKs for top commit:
MarcoFalke:
ACK 53e716ea119658c28935fee24eb50090907c500e 💿
jnewbery:
Code review ACK 53e716ea119658c28935fee24eb50090907c500e
ariard:
Code Review ACK 53e716e, I did tweak a bit the touched paths to see if we had good test coverage. Didn't find holes.
Tree-SHA512: fa6ec324a08ad9e6e55948615cda324cba176255708bf0a0a0f37cedb7a75311aa334ac6f223be7d8df3c7379502b1081102b9589f9a9afa1713ad3d9ab3c24f
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This creates a cleaner interface with ATMP, allows us to make results const,
and makes accessing values that don't make sense (e.g. fee when tx is
invalid) an error.
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e99db77a6e73996d33d7108f8336938dd57037a7 Drop boost/preprocessor dependencies (Hennadii Stepanov)
12f5028d4957bce3ba176e80527894b497c04a3b refactor: Move STRINGIZE macro to macros.h (Hennadii Stepanov)
Pull request description:
Use own macros instead of boost's ones.
ACKs for top commit:
laanwj:
Code review ACK e99db77a6e73996d33d7108f8336938dd57037a7
practicalswift:
cr ACK e99db77a6e73996d33d7108f8336938dd57037a7
Tree-SHA512: 7ec15c2780a661e293c990f64c41b5b451d894cc191aa7872fbcaf96da91915a351209b1f1003ab12a7a16cb464e50ac58a028db02beeedfa5f6931752c2d9e2
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fa292724598c273867bc6dbf311f1440fe2541ba Remove redundant MakeUCharSpan wrappers (MarcoFalke)
faf4aa2f47c0de4f3a0c5f5fe5b3ec32f611eefd Remove CDataStream::Init in favor of C++11 member initialization (MarcoFalke)
fada14b948cac147198e3b685b5dd8cb72dc2911 Treat CDataStream bytes as uint8_t (MarcoFalke)
fa8bdb048e65cae2d26bea3f991717a856e2fb39 refactor: Drop CDataStream constructors in favor of one taking a Span of bytes (MarcoFalke)
faa96f841fe45bc49ebb6e07ac82a129fa9c40bf Remove unused CDataStream methods (MarcoFalke)
Pull request description:
Using `uint8_t` for raw bytes has a style benefit:
* The signedness is clear from reading the code, as it does not depend on the architecture
Other clean-ups in this pull include:
* Remove unused methods
* Constructor is simplified with `Span`
* Remove `Init()` member in favor of C++11 member initialization
ACKs for top commit:
laanwj:
code review ACK fa292724598c273867bc6dbf311f1440fe2541ba
theStack:
ACK fa292724598c273867bc6dbf311f1440fe2541ba 🍾
Tree-SHA512: 931ee28bd99843d7e894b48e90e1187ffb0278677c267044b3c0c255069d9bbd9298ab2e539b1002a30b543d240450eaec718ef4ee95a7fd4be0a295e926343f
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eligibility on grouping
5d4597666d589e39354e0d8dd5b2afbe1a5d7d8e Rewrite OutputGroups to be clearer and to use scriptPubKeys (Andrew Chow)
f6b305273910db0e46798d361413a7e878cb45f7 Explicitly filter out partial groups when we don't want them (Andrew Chow)
416d74fb1687ae1d47a58c153d09d9afe0b6dc60 Move OutputGroup positive only filtering into Insert (Andrew Chow)
d895e98b594b873f3d34c8ba63e9b55125d51b5a Move EligibleForSpending into GroupOutputs (Andrew Chow)
99b399aba5d27476b61b4865cc39553d03965d57 Move fee setting of OutputGroup to Insert (Andrew Chow)
6148a8acda5e594bb9b3b2d989056f9e03ddbdbd Move GroupOutputs into SelectCoinsMinConf (Andrew Chow)
2acad036575ec998f8bbe4f10f6206b1c8ad3d23 Remove OutputGroup non-default constructors (Andrew Chow)
Pull request description:
Even after #17458, we still deal with setting fees of an `OutputGroup` and filtering the `OutputGroup` outside of the struct. We currently make all of the `OutputGroup`s in `SelectCoins` and then copy and modify them within each `SelectCoinsMinConf` scenario. This PR changes this to constructing the `OutputGroup`s within the `SelectCoinsMinConf` so that the scenario can be taken into account during the group construction. Furthermore, setting of fees and filtering for effective value is moved into `OutputGroup::Insert` itself so that we don't add undesirable outputs to an `OutputGroup` rather than deleting them afterwards.
To facilitate fee calculation and effective value filtering during `OutputGroup::Insert`, `OutputGroup` now takes the feerates in its constructor and computes the fees and effective value for each output during `Insert`.
While removing `OutputGroup`s in accordance with the `CoinEligibilityFilter` still requires creating the `OutputGroup`s first, we can do that within the function that makes them - `GroupOutput`s.
ACKs for top commit:
Xekyo:
Code review ACK: https://github.com/bitcoin/bitcoin/pull/20040/commits/5d4597666d589e39354e0d8dd5b2afbe1a5d7d8e
fjahr:
Code review ACK 5d4597666d589e39354e0d8dd5b2afbe1a5d7d8e
meshcollider:
Light utACK 5d4597666d589e39354e0d8dd5b2afbe1a5d7d8e
Tree-SHA512: 35965b6d49a87f4ebb366ec4f00aafaaf78e9282481ae2c9682b515a3a9f2cbcd3cd6e202fee29489d48fe7f3a7cede4270796f5e72bbaff76da647138fb3059
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bb6fcc75d1ec94b733d1477c816351c50be5faf9 refactor: Drop boost::thread stuff in CCheckQueue (Hennadii Stepanov)
6784ac471bb32b6bb8e2de60986f123eb4990706 bench: Use CCheckQueue local thread pool (Hennadii Stepanov)
dba30695fc42f45828db008e7e5b81cb2b5d8551 test: Use CCheckQueue local thread pool (Hennadii Stepanov)
01511776acb0c7ec216dc9c8112531067763f1cb Add local thread pool to CCheckQueue (Hennadii Stepanov)
0ef938685b5c079a6f5a98daf0e3865d718d817b refactor: Use member initializers in CCheckQueue (Hennadii Stepanov)
Pull request description:
This PR:
- gets rid of `boost::thread_group` in the `CCheckQueue` class
- allows thread safety annotation usage in the `CCheckQueue` class
- is alternative to #14464 (https://github.com/bitcoin/bitcoin/pull/18710#issuecomment-616618525, https://github.com/bitcoin/bitcoin/pull/18710#issuecomment-617291612)
Also, with this PR (I hope) it could be easier to resurrect a bunch of brilliant ideas from #9938.
Related: #17307
ACKs for top commit:
laanwj:
Code review ACK bb6fcc75d1ec94b733d1477c816351c50be5faf9
LarryRuane:
ACK bb6fcc75d1ec94b733d1477c816351c50be5faf9
jonatack:
Code review ACK bb6fcc75d1ec94b733d1477c816351c50be5faf9 and verified rebase to master builds cleanly with unit/functional tests green
Tree-SHA512: fddeb720d5a391b48bb4c6fa58ed34ccc3f57862fdb8e641745c021841c8340e35c5126338271446cbd98f40bd5484f27926aa6c3e76fa478ba1efafe72e73c1
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Currently it was not possible to run just the BlockToJsonVerboes benchmarsk because it did not set up everything it needed, running `bench_bitcoin -filter=BlockToJsonVerbose` caused this assert to fail:
```
bench_bitcoin: chainparams.cpp:506: const CChainParams& Params(): Assertion `globalChainParams' failed.
```
Initializing TestingSetup fixes this.
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9815332d5158d69a94abeaf465a2c07bd8e43359 test: Change MuHash Python implementation to match cpp version again (Fabian Jahr)
01297fb3ca57e4b8cbc5a89fc7c6367de33b0bc6 fuzz: Add MuHash consistency fuzz test (Fabian Jahr)
b111410914041b72961536c3e4037eba103a8085 test: Add MuHash3072 fuzz test (Fabian Jahr)
c1225273857f9fa2e2276396e3f8b3ea48306df3 bench: Add Muhash benchmarks (Fabian Jahr)
7b1242229d1fcc9277238a3aefb3431061c82bfa test: Add MuHash3072 unit tests (Fabian Jahr)
adc708c98dbf03b1735edc91f813a36580781a95 crypto: Add MuHash3072 implementation (Fabian Jahr)
0b4d290bf5b0a4d156c523431bf89aaa9ffe92e5 crypto: Add Num3072 implementation (Fabian Jahr)
589f958662a2dcaacdb9a66f1088c74828a39577 build: Check for 128 bit integer support (Fabian Jahr)
Pull request description:
This is the first split of #18000 which implements the Muhash algorithm and uses it to calculate the UTXO set hash in `gettxoutsetinfo`.
ACKs for top commit:
laanwj:
Code review ACK 9815332d5158d69a94abeaf465a2c07bd8e43359
Tree-SHA512: 4bc090738f0e3d80b74bdd8122e24a8ce80121120fd37c7e4335a73e7ba4fcd7643f2a2d559e2eebf54b8e3a3bd5f12cfb27ba61ded135fda210a07a233eae45
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Co-authored-by: Peter Yordanov <ppyordanov@yahoo.com>
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-BEGIN VERIFY SCRIPT-
./contrib/devtools/copyright_header.py update ./
-END VERIFY SCRIPT-
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Co-authored-by: Pieter Wuille <pieter.wuille@gmail.com>
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5021810650afc3073c2af6953ff046ad4d27a1fc Make CanFlushToDisk a const member function (practicalswift)
281cf995547f7683a9e9186bc6384a9fb6035d10 Do not run functions with necessary side-effects in assert() (practicalswift)
Pull request description:
Do not run functions with necessary side-effects in `assert()`.
ACKs for top commit:
laanwj:
Code review ACK 5021810650afc3073c2af6953ff046ad4d27a1fc
sipa:
utACK 5021810650afc3073c2af6953ff046ad4d27a1fc
theStack:
Code Review ACK 5021810650afc3073c2af6953ff046ad4d27a1fc 🟢
Tree-SHA512: 38b7faccc2f16a499f9b7b1b962b49eb58580b2a2bbf63ea49dcc418a5ecc8f21a0972fa953f66db9509c7239af67cfa2f9266423fd220963d091034d7332b96
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Suggested https://github.com/bitcoin/bitcoin/pull/19425#discussion_r456236407
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Since #20413 the minimum required GCC version is 7.
Co-authored-by: practicalswift <practicalswift@users.noreply.github.com>
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Mempool behavior should not be user-specific.
Checking that txfee is acceptable should be
the responsibility of the wallet or client, not
the mempool.
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This removes a source of complexity and indirection that makes it harder to
understand path checking code. Path checks will be simplified in upcoming
commits.
There is no change in behavior in this commit other than a slightly more
descriptive error message in `loadwallet` if the default "" wallet can't be
found. (The error message is improved more in upcoming commit "wallet: Remove
path checking code from loadwallet RPC".)
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variance of result values
3edc4e34fe2f92e7066c1455f5e42af2fdb43b99 bench: Prevent thread oversubscription (Hennadii Stepanov)
ce3e6a7cb21d1aa455513970846e1f70c01472a4 bench: Allow skip benchmark (Hennadii Stepanov)
Pull request description:
Split out from #18710.
Some results (borrowed from #18710):
![89121718-a3329800-d4c1-11ea-8bd1-66da20619696](https://user-images.githubusercontent.com/32963518/90146614-ecb89800-dd89-11ea-80fe-bac0e46e735e.png)
ACKs for top commit:
fjahr:
Code review ACK 3edc4e34fe2f92e7066c1455f5e42af2fdb43b99
Tree-SHA512: df7413ec9ea326564a8e8de54752c9d1444ff7de34edb03e1e0c2120fc333e4640767fdbe3e87eab6a7b389a4863c02e22ad2ae0dbf139fad6a9b85e00f563b4
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This change decreases the variance of benchmark results.
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Co-authored-by: Martin Ankerl <Martin.Ankerl@gmail.com>
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CAddrMan.GetAddr() would previously limit the number and percentage of
addresses returned (to ADDRMAN_GETADDR_MAX (1000) and
ADDRMAN_GETADDR_MAX_PCT (23) respectively). Instead, make it the callers
responsibility to specify the maximum addresses and percentage they want
returned.
For net_processing, the maximums are MAX_ADDR_TO_SEND (1000) and
MAX_PCT_ADDR_TO_SEND (23). For rpc/net, the maximum is specified by the
client.
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78c312c983255e15fc274de2368a2ec13ce81cbf Replace current benchmarking framework with nanobench (Martin Ankerl)
Pull request description:
Replace current benchmarking framework with nanobench
This replaces the current benchmarking framework with nanobench [1], an
MIT licensed single-header benchmarking library, of which I am the
autor. This has in my opinion several advantages, especially on Linux:
* fast: Running all benchmarks takes ~6 seconds instead of 4m13s on
an Intel i7-8700 CPU @ 3.20GHz.
* accurate: I ran e.g. the benchmark for SipHash_32b 10 times and
calculate standard deviation / mean = coefficient of variation:
* 0.57% CV for old benchmarking framework
* 0.20% CV for nanobench
So the benchmark results with nanobench seem to vary less than with
the old framework.
* It automatically determines runtime based on clock precision, no need
to specify number of evaluations.
* measure instructions, cycles, branches, instructions per cycle,
branch misses (only Linux, when performance counters are available)
* output in markdown table format.
* Warn about unstable environment (frequency scaling, turbo, ...)
* For better profiling, it is possible to set the environment variable
NANOBENCH_ENDLESS to force endless running of a particular benchmark
without the need to recompile. This makes it to e.g. run "perf top"
and look at hotspots.
Here is an example copy & pasted from the terminal output:
| ns/byte | byte/s | err% | ins/byte | cyc/byte | IPC | bra/byte | miss% | total | benchmark
|--------------------:|--------------------:|--------:|----------------:|----------------:|-------:|---------------:|--------:|----------:|:----------
| 2.52 | 396,529,415.94 | 0.6% | 25.42 | 8.02 | 3.169 | 0.06 | 0.0% | 0.03 | `bench/crypto_hash.cpp RIPEMD160`
| 1.87 | 535,161,444.83 | 0.3% | 21.36 | 5.95 | 3.589 | 0.06 | 0.0% | 0.02 | `bench/crypto_hash.cpp SHA1`
| 3.22 | 310,344,174.79 | 1.1% | 36.80 | 10.22 | 3.601 | 0.09 | 0.0% | 0.04 | `bench/crypto_hash.cpp SHA256`
| 2.01 | 496,375,796.23 | 0.0% | 18.72 | 6.43 | 2.911 | 0.01 | 1.0% | 0.00 | `bench/crypto_hash.cpp SHA256D64_1024`
| 7.23 | 138,263,519.35 | 0.1% | 82.66 | 23.11 | 3.577 | 1.63 | 0.1% | 0.00 | `bench/crypto_hash.cpp SHA256_32b`
| 3.04 | 328,780,166.40 | 0.3% | 35.82 | 9.69 | 3.696 | 0.03 | 0.0% | 0.03 | `bench/crypto_hash.cpp SHA512`
[1] https://github.com/martinus/nanobench
ACKs for top commit:
laanwj:
ACK 78c312c983255e15fc274de2368a2ec13ce81cbf
Tree-SHA512: 9e18770b18b6f95a7d0105a4a5497d31cf4eb5efe6574f4482f6f1b4c88d7e0946b9a4a1e9e8e6ecbf41a3f2d7571240677dcb45af29a6f0584e89b25f32e49e
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addf18da951439f696dba163ae1c73458d43ea03 Call SHA256AutoDetect in benchmark setup (Pieter Wuille)
Pull request description:
It seems `SHA256AutoDetect()` was not being called in benchmarks, making the numbers only reflect the naive implementation. Fix this by calling it in bench_bitcoin's setup.
ACKs for top commit:
fjahr:
tested ACK addf18da951439f696dba163ae1c73458d43ea03
pstratem:
ACK addf18da951439f696dba163ae1c73458d43ea03
laanwj:
ACK addf18da951439f696dba163ae1c73458d43ea03
Tree-SHA512: 3ba4b068145942df1429bf5913e3f685511e6ebeae2c1a3f9b8ac0144f6db1c7df456f88f480a2129f3e1602e3bf6a39530bb96e2c74c03ddb19324cec6799c7
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-BEGIN VERIFY SCRIPT-
sed -i -e 's/WalletDatabase::Create(/CreateWalletDatabase(/g' `git grep -l "WalletDatabase::Create("`
sed -i -e 's/WalletDatabase::CreateDummy(/CreateDummyWalletDatabase(/g' `git grep -l "WalletDatabase::CreateDummy("`
sed -i -e 's/WalletDatabase::CreateMock(/CreateMockWalletDatabase(/g' `git grep -l "WalletDatabase::CreateMock("`
-END VERIFY SCRIPT-
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This replaces the current benchmarking framework with nanobench [1], an
MIT licensed single-header benchmarking library, of which I am the
autor. This has in my opinion several advantages, especially on Linux:
* fast: Running all benchmarks takes ~6 seconds instead of 4m13s on
an Intel i7-8700 CPU @ 3.20GHz.
* accurate: I ran e.g. the benchmark for SipHash_32b 10 times and
calculate standard deviation / mean = coefficient of variation:
* 0.57% CV for old benchmarking framework
* 0.20% CV for nanobench
So the benchmark results with nanobench seem to vary less than with
the old framework.
* It automatically determines runtime based on clock precision, no need
to specify number of evaluations.
* measure instructions, cycles, branches, instructions per cycle,
branch misses (only Linux, when performance counters are available)
* output in markdown table format.
* Warn about unstable environment (frequency scaling, turbo, ...)
* For better profiling, it is possible to set the environment variable
NANOBENCH_ENDLESS to force endless running of a particular benchmark
without the need to recompile. This makes it to e.g. run "perf top"
and look at hotspots.
Here is an example copy & pasted from the terminal output:
| ns/byte | byte/s | err% | ins/byte | cyc/byte | IPC | bra/byte | miss% | total | benchmark
|--------------------:|--------------------:|--------:|----------------:|----------------:|-------:|---------------:|--------:|----------:|:----------
| 2.52 | 396,529,415.94 | 0.6% | 25.42 | 8.02 | 3.169 | 0.06 | 0.0% | 0.03 | `bench/crypto_hash.cpp RIPEMD160`
| 1.87 | 535,161,444.83 | 0.3% | 21.36 | 5.95 | 3.589 | 0.06 | 0.0% | 0.02 | `bench/crypto_hash.cpp SHA1`
| 3.22 | 310,344,174.79 | 1.1% | 36.80 | 10.22 | 3.601 | 0.09 | 0.0% | 0.04 | `bench/crypto_hash.cpp SHA256`
| 2.01 | 496,375,796.23 | 0.0% | 18.72 | 6.43 | 2.911 | 0.01 | 1.0% | 0.00 | `bench/crypto_hash.cpp SHA256D64_1024`
| 7.23 | 138,263,519.35 | 0.1% | 82.66 | 23.11 | 3.577 | 1.63 | 0.1% | 0.00 | `bench/crypto_hash.cpp SHA256_32b`
| 3.04 | 328,780,166.40 | 0.3% | 35.82 | 9.69 | 3.696 | 0.03 | 0.0% | 0.03 | `bench/crypto_hash.cpp SHA512`
[1] https://github.com/martinus/nanobench
* Adds support for asymptotes
This adds support to calculate asymptotic complexity of a benchmark.
This is similar to #17375, but currently only one asymptote is
supported, and I have added support in the benchmark `ComplexMemPool`
as an example.
Usage is e.g. like this:
```
./bench_bitcoin -filter=ComplexMemPool -asymptote=25,50,100,200,400,600,800
```
This runs the benchmark `ComplexMemPool` several times but with
different complexityN settings. The benchmark can extract that number
and use it accordingly. Here, it's used for `childTxs`. The output is
this:
| complexityN | ns/op | op/s | err% | ins/op | cyc/op | IPC | total | benchmark
|------------:|--------------------:|--------------------:|--------:|----------------:|----------------:|-------:|----------:|:----------
| 25 | 1,064,241.00 | 939.64 | 1.4% | 3,960,279.00 | 2,829,708.00 | 1.400 | 0.01 | `ComplexMemPool`
| 50 | 1,579,530.00 | 633.10 | 1.0% | 6,231,810.00 | 4,412,674.00 | 1.412 | 0.02 | `ComplexMemPool`
| 100 | 4,022,774.00 | 248.58 | 0.6% | 16,544,406.00 | 11,889,535.00 | 1.392 | 0.04 | `ComplexMemPool`
| 200 | 15,390,986.00 | 64.97 | 0.2% | 63,904,254.00 | 47,731,705.00 | 1.339 | 0.17 | `ComplexMemPool`
| 400 | 69,394,711.00 | 14.41 | 0.1% | 272,602,461.00 | 219,014,691.00 | 1.245 | 0.76 | `ComplexMemPool`
| 600 | 168,977,165.00 | 5.92 | 0.1% | 639,108,082.00 | 535,316,887.00 | 1.194 | 1.86 | `ComplexMemPool`
| 800 | 310,109,077.00 | 3.22 | 0.1% |1,149,134,246.00 | 984,620,812.00 | 1.167 | 3.41 | `ComplexMemPool`
| coefficient | err% | complexity
|--------------:|-------:|------------
| 4.78486e-07 | 4.5% | O(n^2)
| 6.38557e-10 | 21.7% | O(n^3)
| 3.42338e-05 | 38.0% | O(n log n)
| 0.000313914 | 46.9% | O(n)
| 0.0129823 | 114.4% | O(log n)
| 0.0815055 | 133.8% | O(1)
The best fitting curve is O(n^2), so the algorithm seems to scale
quadratic with `childTxs` in the range 25 to 800.
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152e8baf08c7379e5cc09f90863e6309bdd4866c Use salted hasher instead of nonce in sigcache (Jeremy Rubin)
5495fa585007b40b2e9285c23be275de71708af8 Add Hash Padding Microbenchmarks (Jeremy Rubin)
Pull request description:
This PR replaces nonces in two places with pre-salted hashers.
The nonce is chosen to be 64 bytes long so that it forces the SHA256 hasher to process the chunk. This leaves the next 64 (or 56 depending if final chunk) open for data. In the case of the script execution cache, this does not make a big performance improvement because the nonce was already properly padded to fit into one buffer, but does make the code a little simpler. In the case of the sig cache, this should reduce the hashing overhead slightly because we are less likely to need an additional processing step.
I haven't benchmarked this, but back of the envelope it should reduce the hashing by one buffer for all combinations except compressed public keys with compact signatures.
ACKs for top commit:
ryanofsky:
Code review ACK 152e8baf08c7379e5cc09f90863e6309bdd4866c. No code changes, just rebase since last review and expanded commit message
Tree-SHA512: b133e902fd595cfe3b54ad8814b823f4d132cb2c358c89158842ae27daee56ab5f70cde2585078deb46f77a6e7b35b4cc6bba47b65302b7befc2cff254bad93d
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f9ee0f37c28f604bc82dab502ce229c66ef5b3b9 Add comments to CustomUintFormatter (Pieter Wuille)
4eb5643e3538863c9d2ff261f49a9a1b248de243 Convert everything except wallet/qt to new serialization (Pieter Wuille)
2b1f85e8c52c8bc5a17eae4c809eaf61d724af98 Convert blockencodings_tests to new serialization (Pieter Wuille)
73747afbbeb013669faf4c4d2c0903cec4526fb0 Convert merkleblock to new serialization (Pieter Wuille)
d06fedd1bc26bf5bf2b203d4445aeaebccca780e Add SER_READ and SER_WRITE for read/write-dependent statements (Russell Yanofsky)
6f9a1e5ad0a270d3b5a715f3e3ea0911193bf244 Extend CustomUintFormatter to support enums (Russell Yanofsky)
769ee5fa0011ae658770586442715452a656559d Merge BigEndian functionality into CustomUintFormatter (Pieter Wuille)
Pull request description:
The next step of changes from #10785.
This:
* Adds support for enum serialization to `CustomUintFormatter`, used in `CAddress` for service flags.
* Merges `BigEndian` into `CustomUintFormatter`, used in `CNetAddr` for port numbers.
* Converts everything (except wallet and gui) to use the new serialization framework.
ACKs for top commit:
MarcoFalke:
re-ACK f9ee0f37c2, only change is new documentation commit for CustomUintFormatter 📂
ryanofsky:
Code review ACK f9ee0f37c28f604bc82dab502ce229c66ef5b3b9. Just new commit adding comment since last review
jonatack:
Code review re-ACK f9ee0f37c28f604bc82dab502ce229c6 only change since last review is an additional commit adding Doxygen documentation for `CustomUintFormatter`.
Tree-SHA512: e7a0a36afae592d5a4ff8c81ae04d858ac409388e361f2bc197d9a78abca45134218497ab2dfd6d031e0cce0ca586cf857077b7c6ce17fccf67e2d367c1b6cd4
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fabe44e8154a6068d6cba91ec30f00345ed7b275 bench: Start nodes with -nodebuglogfile (MarcoFalke)
Pull request description:
For benchmarking we don't want to depend on the speed of the disk or the amount of debug logging
ACKs for top commit:
fanquake:
ACK fabe44e8154a6068d6cba91ec30f00345ed7b275 - This makes some of these benchmarks significantly faster to run. MempoolEviction total runtime is down from ~46s to 11s on my machine:
Tree-SHA512: d99700901650325896b9115d20b84a27042152f46266f595bf7ea1414528c0b346f4e707a12ee8b8ba99c35cf155e645e67971c1b2a679c4e609c400ff8b08ae
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a9b957740e3490d87e5ce0b7f1b93ba43bb19764 bench: add CAddrMan benchmarks (Vasil Dimov)
Pull request description:
The added benchmarks exercise the public methods Add(), GetAddr(),
Select() and Good().
ACKs for top commit:
naumenkogs:
utACK a9b9577
MarcoFalke:
ACK a9b957740e3490d87e5ce0b7f1b93ba43bb19764
Tree-SHA512: af54b2fbd97db34faf4cc6c9bacb20d2c97d0aaddb9cf91b220bc2e09227b55345402ed17e34450745493e3a2b286c176c031cdeb477415570a757cee16b06a8
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