update with review comments
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@ -6,33 +6,17 @@ use solana_runtime::bank::*;
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use solana_sdk::account::Account;
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use solana_sdk::genesis_block::GenesisBlock;
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use solana_sdk::pubkey::Pubkey;
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use solana_sdk::signature::{Keypair, KeypairUtil};
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use std::sync::Arc;
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use test::Bencher;
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fn compare_account(account1: &Account, account2: &Account) -> bool {
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if account1.data != account2.data
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|| account1.owner != account2.owner
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|| account1.executable != account2.executable
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|| account1.lamports != account2.lamports
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{
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return false;
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}
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true
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}
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fn create_account(bank: &Bank, pubkeys: &mut Vec<Pubkey>, num: usize) {
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fn deposit_many(bank: &Bank, pubkeys: &mut Vec<Pubkey>, num: usize) {
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for t in 0..num {
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let pubkey = Keypair::new().pubkey();
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let mut default_account = Account::default();
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let pubkey = Pubkey::new_rand();
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let account = Account::new((t + 1) as u64, 0, &Account::default().owner);
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pubkeys.push(pubkey.clone());
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default_account.lamports = (t + 1) as u64;
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assert!(bank.get_account(&pubkey).is_none());
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bank.deposit(&pubkey, (t + 1) as u64);
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assert_eq!(
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compare_account(&bank.get_account(&pubkey).unwrap(), &default_account),
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true
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);
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assert_eq!(bank.get_account(&pubkey).unwrap(), account);
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}
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}
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@ -42,32 +26,33 @@ fn test_accounts_create(bencher: &mut Bencher) {
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let bank0 = Bank::new_with_paths(&genesis_block, Some("bench_a0".to_string()));
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bencher.iter(|| {
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let mut pubkeys: Vec<Pubkey> = vec![];
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create_account(&bank0, &mut pubkeys, 1000);
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deposit_many(&bank0, &mut pubkeys, 1000);
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});
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}
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#[bench]
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fn test_accounts_squash(bencher: &mut Bencher) {
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let (genesis_block, _) = GenesisBlock::new(100_000);
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let mut banks: Vec<Arc<Bank>> = Vec::with_capacity(50);
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let mut banks: Vec<Arc<Bank>> = Vec::with_capacity(10);
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banks.push(Arc::new(Bank::new_with_paths(
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&genesis_block,
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Some("bench_a1".to_string()),
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)));
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let mut pubkeys: Vec<Pubkey> = vec![];
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create_account(&banks[0], &mut pubkeys, 250000);
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deposit_many(&banks[0], &mut pubkeys, 250000);
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banks[0].freeze();
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// Measures the performance of the squash operation merging the accounts
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// with the majority of the accounts present in the parent bank that is
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// moved over to this bank.
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bencher.iter(|| {
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for index in 1..10 {
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banks.push(Arc::new(Bank::new_from_parent(
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&banks[index - 1],
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&banks[0],
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&Pubkey::default(),
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index as u64,
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1u64,
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)));
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for accounts in 0..10000 {
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banks[index].deposit(&pubkeys[accounts], (accounts + 1) as u64);
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}
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banks[index].squash();
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banks[1].deposit(&pubkeys[accounts], (accounts + 1) as u64);
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}
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banks[1].squash();
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});
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}
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@ -1532,7 +1532,7 @@ mod tests {
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let account = db.load(0, &pubkeys[idx], true).unwrap();
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let mut default_account = Account::default();
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default_account.lamports = (idx + 1) as u64;
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assert_eq!(compare_account(&default_account, &account), true);
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assert_eq!(default_account, account);
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}
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db.add_fork(1, Some(0));
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@ -1629,23 +1629,12 @@ mod tests {
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} else {
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let mut default_account = Account::default();
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default_account.lamports = account.lamports;
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assert_eq!(compare_account(&default_account, &account), true);
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assert_eq!(default_account, account);
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}
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}
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}
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}
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fn compare_account(account1: &Account, account2: &Account) -> bool {
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if account1.data != account2.data
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|| account1.owner != account2.owner
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|| account1.executable != account2.executable
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|| account1.lamports != account2.lamports
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{
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return false;
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}
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true
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}
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fn check_storage(accounts: &AccountsDB, count: usize) -> bool {
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let stores = accounts.storage.read().unwrap();
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assert_eq!(stores.len(), 1);
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@ -1662,7 +1651,7 @@ mod tests {
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let account = accounts.load(fork, &pubkeys[idx], true).unwrap();
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let mut default_account = Account::default();
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default_account.lamports = (idx + 1) as u64;
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assert_eq!(compare_account(&default_account, &account), true);
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assert_eq!(default_account, account);
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}
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}
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@ -1682,7 +1671,7 @@ mod tests {
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let account = accounts.load(0, &pubkeys[0], true).unwrap();
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let mut default_account = Account::default();
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default_account.lamports = 1;
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assert_eq!(compare_account(&default_account, &account), true);
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assert_eq!(default_account, account);
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}
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#[test]
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