A benchmark suite for the getTokenAccountsByDelgate RPC call

[steveluscher]

Summary of changes

$ cargo run -- --identity ~/.config/solana/id.json --rpc-bench token-accounts-by-delegate  --iterations 0 --url l --mint 7z5aMSb5zfJThETMRgFFd3XNKKVcZGNtWQDS3qfgbQ2t --space 165
   Compiling solana-accounts-cluster-bench v2.2.0 (/home/sol/src/agave/accounts-cluster-bench)
    Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.14s
     Running `/home/sol/src/agave/target/debug/solana-accounts-cluster-bench --identity /home/sol/.config/solana/id.json --rpc-bench token-accounts-by-delegate --iterations 0 --url l --mint 7z5aMSb5zfJThETMRgFFd3XNKKVcZGNtWQDS3qfgbQ2t --space 165`
[2024-12-06T01:05:31.012863748Z INFO  solana_accounts_cluster_bench] Targeting http://localhost:8899
[2024-12-06T01:05:31.016197893Z INFO  solana_accounts_cluster_bench] Starting balance(s): [718145422400]
[2024-12-06T01:05:31.017179801Z INFO  solana_accounts_cluster_bench] creating 4 new
[2024-12-06T01:05:31.021272199Z INFO  solana_accounts_cluster_bench] txs: 4
[2024-12-06T01:05:31.062907567Z INFO  solana_accounts_cluster_bench] ids: 4
[2024-12-06T01:05:31.564160162Z INFO  solana_accounts_cluster_bench] creating 4 new
[2024-12-06T01:05:31.564976616Z INFO  solana_accounts_cluster_bench] txs: 4
[2024-12-06T01:05:31.605414505Z INFO  solana_accounts_cluster_bench] ids: 4
[2024-12-06T01:05:32.106789663Z INFO  solana_accounts_cluster_bench] creating 4 new
[2024-12-06T01:05:32.107582893Z INFO  solana_accounts_cluster_bench] txs: 4
[2024-12-06T01:05:32.150043280Z INFO  solana_accounts_cluster_bench] ids: 4
[2024-12-06T01:05:32.651000392Z INFO  solana_accounts_cluster_bench] creating 4 new
[2024-12-06T01:05:32.651800194Z INFO  solana_accounts_cluster_bench] txs: 4
[2024-12-06T01:05:32.692611503Z INFO  solana_accounts_cluster_bench] ids: 4
[2024-12-06T01:05:33.194350592Z INFO  solana_accounts_cluster_bench] creating 4 new
[2024-12-06T01:05:33.195187324Z INFO  solana_accounts_cluster_bench] txs: 4
[2024-12-06T01:05:33.236360613Z INFO  solana_accounts_cluster_bench] ids: 4
[2024-12-06T01:05:33.738255507Z INFO  solana_accounts_cluster_bench] creating 4 new
[2024-12-06T01:05:33.739078343Z INFO  solana_accounts_cluster_bench] txs: 4
[2024-12-06T01:05:33.780435942Z INFO  solana_accounts_cluster_bench] ids: 4
[2024-12-06T01:05:34.281336383Z INFO  solana_accounts_cluster_bench] creating 4 new
[2024-12-06T01:05:34.282189957Z INFO  solana_accounts_cluster_bench] txs: 4
[2024-12-06T01:05:34.323126104Z INFO  solana_accounts_cluster_bench] ids: 4
[2024-12-06T01:05:34.323154438Z INFO  solana_accounts_cluster_bench] total_accounts_created: 28 total_accounts_closed: 0 tx_sent_count: 28 loop_count: 7 balance(s): [718088042560]
[2024-12-06T01:05:34.824283523Z INFO  solana_accounts_cluster_bench] creating 4 new
[2024-12-06T01:05:34.825108944Z INFO  solana_accounts_cluster_bench] txs: 4
[2024-12-06T01:05:34.865839410Z INFO  solana_accounts_cluster_bench] ids: 4
[2024-12-06T01:05:35.137528575Z INFO  solana_accounts_cluster_bench] t(0) rpc(TokenAccountsByDelegate) iters: 32 success: 33 errors: 0
[2024-12-06T01:05:35.137581886Z INFO  solana_accounts_cluster_bench]  t(0) rpc(TokenAccountsByDelegate average success_time: 124832 us

Related: #3242.

[steveluscher]

Added this key as the delegate of its own token account, so that the fetch would turn something up.