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Use memmap for dag cache (#6193)

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* Rebase and fix compilation errors (tests not yet fixed)

* Use `debug_assert` over `assert`

* Fix tests

* Assert safety, clean up

* Fix up stale cache removal, move one assert to debug_assert

* Remove printlns

* Add licenses

* Fix benches

* Inline some no-ops in a hot loop that weren't being inlined

* Add spooky comment to make sure no-one removes the inlining annotations

* Minor cleanup

* Add option to switch between mmap and ram

* Flag ethash to use less memory when running light client

* Fix tests

* Remove todo comment (it's done)

* Replace assertion with error return

* Fix indentation

* Use union instead of `transmute`

* Fix benches

* Extract to constants

* Clean up and fix soundness holes

* Fix formatting

* Ignore missing-file errors

* Make incorrect cache size an error condition instead of a panic, remove dead code

* Fix compilation errors from rebase

* Fix compilation errors in tests

* Fix compilation errors in tests
This commit is contained in:
Jef
2017-09-25 19:45:33 +02:00
committed by Gav Wood
parent 70be064aa5
commit 5c08698fa0
22 changed files with 1560 additions and 757 deletions
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2
rpc/src/v1/impls/eth.rs
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@@ -555,7 +555,7 @@ impl<C, SN: ?Sized, S: ?Sized, M, EM> Eth for EthClient<C, SN, S, M, EM> where
self.miner.map_sealing_work(&*self.client, |b| {
let pow_hash = b.hash();
let target = Ethash::difficulty_to_boundary(b.block().header().difficulty());
let seed_hash = self.seed_compute.lock().get_seedhash(b.block().header().number());
let seed_hash = self.seed_compute.lock().hash_block_number(b.block().header().number());
if no_new_work_timeout > 0 && b.block().header().timestamp() + no_new_work_timeout < get_time().sec as u64 {
Err(errors::no_new_work())