celldb in-memory mode, stats for actors, perf counters, minor fix in rldp2 (#1164)

* getactorstats query for validator-engine-console

* celldb in-memory mode (--celldb-in-memory option)

* rldp2: bugfix - do not estimate speed while nothing is sent

* add simple ed25519 benchmark

* fix compilation errors of different platforms and move to c++20

* fix some warnings

* turn on TON_USE_ABSEIL for glibc 2.27 nix build

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Co-authored-by: birydrad <>

tl/generate/scheme/ton_api.tl

@@ -668,6 +668,7 @@ engine.validator.signature signature:bytes = engine.validator.Signature;
 
 engine.validator.oneStat key:string value:string = engine.validator.OneStat;
 engine.validator.stats stats:(vector engine.validator.oneStat) = engine.validator.Stats;
+engine.validator.textStats data:string = engine.validator.TextStats;
 
 engine.validator.controlQueryError code:int message:string = engine.validator.ControlQueryError;
 
@@ -758,6 +759,7 @@ engine.validator.setCollatorOptionsJson json:string = engine.validator.Success;
 engine.validator.getCollatorOptionsJson = engine.validator.JsonConfig;
 
 engine.validator.getAdnlStats = adnl.Stats;
+engine.validator.getActorTextStats = engine.validator.TextStats;
 
 ---types---