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Disable cache if explicit memory budget=0 passed #339

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merged 3 commits into from
Feb 10, 2020

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NikVolf
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@NikVolf NikVolf commented Feb 9, 2020

No need to create LRUCache cache and set other cache options if user want low memory profile and thus no cache!

Also fixes #330

@@ -236,7 +236,7 @@ impl MallocSizeOf for DBAndColumns {
fn size_of(&self, ops: &mut parity_util_mem::MallocSizeOfOps) -> usize {
let mut total = self.column_names.size_of(ops)
// we have at least one column always, so we can call property on it
+ self.static_property_or_warn(0, "rocksdb.block-cache-usage");
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this actually produces warning when block cache is disabled 🤷‍♀️

@niklasad1 niklasad1 changed the title Disable cache if exlipcit memory budget=0 passed Disable cache if explicit memory budget=0 passed Feb 10, 2020
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lgtm

kvdb-rocksdb/src/lib.rs Outdated Show resolved Hide resolved
@NikVolf NikVolf force-pushed the nv-rocksdb-zero-cache branch from 1ae3b23 to 5876070 Compare February 10, 2020 15:50
@NikVolf NikVolf merged commit 7428275 into master Feb 10, 2020
@NikVolf NikVolf deleted the nv-rocksdb-zero-cache branch February 10, 2020 16:41
ordian added a commit that referenced this pull request Feb 12, 2020
* master:
  Update/change licenses: MIT/Apache2.0 (#342)
  rlp-derive extracted (#343)
  Format for readme and changelog corrected (#341)
  Parity runtime moved to parity common for publication in crates.io (#271)
  Disable cache if explicit memory budget=0 passed (#339)
ordian added a commit that referenced this pull request Feb 13, 2020
* master:
  prepare rlp-derive release (#344)
  Update/change licenses: MIT/Apache2.0 (#342)
  rlp-derive extracted (#343)
  Format for readme and changelog corrected (#341)
  Parity runtime moved to parity common for publication in crates.io (#271)
  Disable cache if explicit memory budget=0 passed (#339)
  [parity-crypto] prepare 0.5.0 (#336)
  [parity crypto]: remove unused depend `rustc_hex` (#337)
  Update doc comment (#335)
ordian added a commit that referenced this pull request Mar 6, 2020
* master:
  kvdb-rocksdb: bump version (#348)
  kvdb-rocksdb: expose RocksDB stats (#347)
  Implement Error for FromDecStrErr (#346)
  Fix clippy lints for rlp-derive (#345)
  prepare rlp-derive release (#344)
  Update/change licenses: MIT/Apache2.0 (#342)
  rlp-derive extracted (#343)
  Format for readme and changelog corrected (#341)
  Parity runtime moved to parity common for publication in crates.io (#271)
  Disable cache if explicit memory budget=0 passed (#339)
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No-cache configuration for kvdb-rocksdb
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