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[GNUnet-SVN] [taler-wallet-webex] branch master updated: coinsim tweaks
From: |
gnunet |
Subject: |
[GNUnet-SVN] [taler-wallet-webex] branch master updated: coinsim tweaks |
Date: |
Wed, 03 Oct 2018 15:12:03 +0200 |
This is an automated email from the git hooks/post-receive script.
dold pushed a commit to branch master
in repository wallet-webex.
The following commit(s) were added to refs/heads/master by this push:
new 3771b4d6 coinsim tweaks
3771b4d6 is described below
commit 3771b4d6b67b34c130f3a9a1a15f42deefdb2eda
Author: Florian Dold <address@hidden>
AuthorDate: Wed Oct 3 15:10:22 2018 +0200
coinsim tweaks
---
contrib/coinsim.ts | 41 +++++++++++++++++++++++++++++++----------
1 file changed, 31 insertions(+), 10 deletions(-)
diff --git a/contrib/coinsim.ts b/contrib/coinsim.ts
index 9b8e12d2..a4eef3e7 100644
--- a/contrib/coinsim.ts
+++ b/contrib/coinsim.ts
@@ -19,22 +19,26 @@ function getRandomInt(min, max) {
return Math.floor(Math.random() * (max - min + 1)) + min;
}
-const denoms = [512, 256, 128, 64, 32, 16, 8, 4, 2, 1];
+const denoms = [8096, 4096, 2048, 1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 1];
// mapping from denomination index to count
const wallet = denoms.map(() => 0);
-const trans_max = 1000;
-const trans_min = 2;
+const trans_max = 5000;
+const trans_min = 4;
-const withdraw_max = 5000;
+const withdraw_max = 10000;
const num_transactions = parseInt(process.argv[2]);
// Refresh or withdraw operations
let ops = 0;
+let ops_refresh = 0;
+let ops_withdraw = 0;
+let ops_spend = 0;
+let refresh_output = 0;
-function withdraw(amount) {
+function withdraw(amount, is_refresh) {
while (amount != 0) {
for (let i = 0; i < denoms.length; i++) {
let d = denoms[i];
@@ -42,6 +46,11 @@ function withdraw(amount) {
amount -= d;
wallet[i]++;
ops++;
+ if (!is_refresh) {
+ ops_withdraw++;
+ } else {
+ refresh_output++;
+ }
break;
}
}
@@ -62,13 +71,16 @@ function spendSmallestFirst(cost) {
wallet[k]--;
cost -= d;
ops++;
+ ops_spend++;
break;
}
// partially spend and then refresh
ops++;
+ ops_spend++;
let r = d - cost;
+ ops_refresh++;
wallet[k]--;
- withdraw(r);
+ withdraw(r, true);
cost = 0;
}
}
@@ -87,13 +99,16 @@ function spendLargestFirst(cost) {
wallet[j]--;
cost -= d;
ops++;
+ ops_spend++;
break;
}
// partially spend and then refresh
ops++;
+ ops_spend++;
let r = d - cost;
+ ops_refresh++;
wallet[j]--;
- withdraw(r);
+ withdraw(r, true);
cost = 0;
}
}
@@ -112,9 +127,11 @@ function spendHybrid(cost) {
}
// partially spend and then refresh
ops++;
+ ops_spend++;
let r = d - cost;
+ ops_refresh++;
wallet[k]--;
- withdraw(r);
+ withdraw(r, true);
cost = 0;
}
@@ -132,7 +149,7 @@ for (let i = 0; i < num_transactions; i++) {
if (balance < cost) {
// we need to withdraw
let amount = getRandomInt(cost - balance, withdraw_max);
- withdraw(amount);
+ withdraw(amount, false);
}
// check that we now have enough balance
@@ -149,4 +166,8 @@ for (let i = 0; i < num_transactions; i++) {
spendHybrid(cost);
}
-console.log(ops / num_transactions);
+console.log("total ops", ops / num_transactions);
+console.log("spend ops", ops_spend / num_transactions);
+console.log("pure withdraw ops", ops_withdraw / num_transactions);
+console.log("refresh (multi output) ops", ops_refresh / num_transactions);
+console.log("refresh output", refresh_output / ops_refresh);
--
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