diff --git a/src/rpc/core_rpc_server.cpp b/src/rpc/core_rpc_server.cpp
index 776b8c5c0..acc2d9865 100755
--- a/src/rpc/core_rpc_server.cpp
+++ b/src/rpc/core_rpc_server.cpp
@@ -36,6 +36,7 @@ using namespace epee;
 #include "common/updates.h"
 #include "common/download.h"
 #include "common/util.h"
+#include "common/perf_timer.h"
 #include "cryptonote_basic/cryptonote_format_utils.h"
 #include "cryptonote_basic/account.h"
 #include "cryptonote_basic/cryptonote_basic_impl.h"
@@ -128,6 +129,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_height(const COMMAND_RPC_GET_HEIGHT::request& req, COMMAND_RPC_GET_HEIGHT::response& res)
   {
+    PERF_TIMER(on_get_height);
     CHECK_CORE_BUSY();
     res.height = m_core.get_current_blockchain_height();
     res.status = CORE_RPC_STATUS_OK;
@@ -136,6 +138,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_info(const COMMAND_RPC_GET_INFO::request& req, COMMAND_RPC_GET_INFO::response& res)
   {
+    PERF_TIMER(on_get_info);
     CHECK_CORE_BUSY();
     crypto::hash top_hash;
     m_core.get_blockchain_top(res.height, top_hash);
@@ -179,6 +182,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_blocks(const COMMAND_RPC_GET_BLOCKS_FAST::request& req, COMMAND_RPC_GET_BLOCKS_FAST::response& res)
   {
+    PERF_TIMER(on_get_blocks);
     CHECK_CORE_BUSY();
     std::list<std::pair<cryptonote::blobdata, std::list<cryptonote::blobdata> > > bs;
 
@@ -238,6 +242,7 @@ namespace cryptonote
   }
     bool core_rpc_server::on_get_alt_blocks_hashes(const COMMAND_RPC_GET_ALT_BLOCKS_HASHES::request& req, COMMAND_RPC_GET_ALT_BLOCKS_HASHES::response& res)
     {
+      PERF_TIMER(on_get_alt_blocks_hashes);
       CHECK_CORE_BUSY();
       std::list<block> blks;
 
@@ -261,6 +266,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_blocks_by_height(const COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::request& req, COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::response& res)
   {
+    PERF_TIMER(on_get_blocks_by_height);
     CHECK_CORE_BUSY();
     res.status = "Failed";
     res.blocks.clear();
@@ -291,6 +297,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_hashes(const COMMAND_RPC_GET_HASHES_FAST::request& req, COMMAND_RPC_GET_HASHES_FAST::response& res)
   {
+    PERF_TIMER(on_get_hashes);
     CHECK_CORE_BUSY();
     NOTIFY_RESPONSE_CHAIN_ENTRY::request resp;
 
@@ -310,6 +317,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_random_outs(const COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::request& req, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::response& res)
   {
+    PERF_TIMER(on_get_random_outs);
     CHECK_CORE_BUSY();
     res.status = "Failed";
 
@@ -349,6 +357,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_outs_bin(const COMMAND_RPC_GET_OUTPUTS_BIN::request& req, COMMAND_RPC_GET_OUTPUTS_BIN::response& res)
   {
+    PERF_TIMER(on_get_outs_bin);
     CHECK_CORE_BUSY();
     res.status = "Failed";
 
@@ -372,6 +381,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_outs(const COMMAND_RPC_GET_OUTPUTS::request& req, COMMAND_RPC_GET_OUTPUTS::response& res)
   {
+    PERF_TIMER(on_get_outs);
     CHECK_CORE_BUSY();
     res.status = "Failed";
 
@@ -410,6 +420,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_random_rct_outs(const COMMAND_RPC_GET_RANDOM_RCT_OUTPUTS::request& req, COMMAND_RPC_GET_RANDOM_RCT_OUTPUTS::response& res)
   {
+    PERF_TIMER(on_get_random_rct_outs);
     CHECK_CORE_BUSY();
     res.status = "Failed";
     if(!m_core.get_random_rct_outs(req, res))
@@ -434,6 +445,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_indexes(const COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::request& req, COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::response& res)
   {
+    PERF_TIMER(on_get_indexes);
     CHECK_CORE_BUSY();
     bool r = m_core.get_tx_outputs_gindexs(req.txid, res.o_indexes);
     if(!r)
@@ -448,6 +460,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_transactions(const COMMAND_RPC_GET_TRANSACTIONS::request& req, COMMAND_RPC_GET_TRANSACTIONS::response& res)
   {
+    PERF_TIMER(on_get_transactions);
     CHECK_CORE_BUSY();
     std::vector<crypto::hash> vh;
     for(const auto& tx_hex_str: req.txs_hashes)
@@ -593,6 +606,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_is_key_image_spent(const COMMAND_RPC_IS_KEY_IMAGE_SPENT::request& req, COMMAND_RPC_IS_KEY_IMAGE_SPENT::response& res, bool request_has_rpc_origin)
   {
+    PERF_TIMER(on_is_key_image_spent);
     CHECK_CORE_BUSY();
     std::vector<crypto::key_image> key_images;
     for(const auto& ki_hex_str: req.key_images)
@@ -656,6 +670,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_send_raw_tx(const COMMAND_RPC_SEND_RAW_TX::request& req, COMMAND_RPC_SEND_RAW_TX::response& res)
   {
+    PERF_TIMER(on_send_raw_tx);
     CHECK_CORE_READY();
 
     std::string tx_blob;
@@ -719,6 +734,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_start_mining(const COMMAND_RPC_START_MINING::request& req, COMMAND_RPC_START_MINING::response& res)
   {
+    PERF_TIMER(on_start_mining);
     CHECK_CORE_READY();
     cryptonote::address_parse_info info;
     if(!get_account_address_from_str(info, m_testnet, req.miner_address))
@@ -766,6 +782,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_stop_mining(const COMMAND_RPC_STOP_MINING::request& req, COMMAND_RPC_STOP_MINING::response& res)
   {
+    PERF_TIMER(on_stop_mining);
     if(!m_core.get_miner().stop())
     {
       res.status = "Failed, mining not stopped";
@@ -778,6 +795,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_mining_status(const COMMAND_RPC_MINING_STATUS::request& req, COMMAND_RPC_MINING_STATUS::response& res)
   {
+    PERF_TIMER(on_mining_status);
     CHECK_CORE_BUSY();
 
     const miner& lMiner = m_core.get_miner();
@@ -797,6 +815,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_save_bc(const COMMAND_RPC_SAVE_BC::request& req, COMMAND_RPC_SAVE_BC::response& res)
   {
+    PERF_TIMER(on_save_bc);
     CHECK_CORE_BUSY();
     if( !m_core.get_blockchain_storage().store_blockchain() )
     {
@@ -809,6 +828,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_peer_list(const COMMAND_RPC_GET_PEER_LIST::request& req, COMMAND_RPC_GET_PEER_LIST::response& res)
   {
+    PERF_TIMER(on_get_peer_list);
     std::list<nodetool::peerlist_entry> white_list;
     std::list<nodetool::peerlist_entry> gray_list;
     m_p2p.get_peerlist_manager().get_peerlist_full(gray_list, white_list);
@@ -838,6 +858,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_set_log_hash_rate(const COMMAND_RPC_SET_LOG_HASH_RATE::request& req, COMMAND_RPC_SET_LOG_HASH_RATE::response& res)
   {
+    PERF_TIMER(on_set_log_hash_rate);
     if(m_core.get_miner().is_mining())
     {
       m_core.get_miner().do_print_hashrate(req.visible);
@@ -852,6 +873,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_set_log_level(const COMMAND_RPC_SET_LOG_LEVEL::request& req, COMMAND_RPC_SET_LOG_LEVEL::response& res)
   {
+    PERF_TIMER(on_set_log_level);
     if (req.level < 0 || req.level > 4)
     {
       res.status = "Error: log level not valid";
@@ -864,6 +886,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_set_log_categories(const COMMAND_RPC_SET_LOG_CATEGORIES::request& req, COMMAND_RPC_SET_LOG_CATEGORIES::response& res)
   {
+    PERF_TIMER(on_set_log_categories);
     mlog_set_log(req.categories.c_str());
     res.categories = mlog_get_categories();
     res.status = CORE_RPC_STATUS_OK;
@@ -872,6 +895,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_transaction_pool(const COMMAND_RPC_GET_TRANSACTION_POOL::request& req, COMMAND_RPC_GET_TRANSACTION_POOL::response& res, bool request_has_rpc_origin)
   {
+    PERF_TIMER(on_get_transaction_pool);
     CHECK_CORE_BUSY();
     m_core.get_pool_transactions_and_spent_keys_info(res.transactions, res.spent_key_images, !request_has_rpc_origin || !m_restricted);
     res.status = CORE_RPC_STATUS_OK;
@@ -880,6 +904,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_transaction_pool_hashes(const COMMAND_RPC_GET_TRANSACTION_POOL_HASHES::request& req, COMMAND_RPC_GET_TRANSACTION_POOL_HASHES::response& res, bool request_has_rpc_origin)
   {
+    PERF_TIMER(on_get_transaction_pool_hashes);
     CHECK_CORE_BUSY();
     m_core.get_pool_transaction_hashes(res.tx_hashes, !request_has_rpc_origin || !m_restricted);
     res.status = CORE_RPC_STATUS_OK;
@@ -888,6 +913,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_transaction_pool_stats(const COMMAND_RPC_GET_TRANSACTION_POOL_STATS::request& req, COMMAND_RPC_GET_TRANSACTION_POOL_STATS::response& res, bool request_has_rpc_origin)
   {
+    PERF_TIMER(on_get_transaction_pool_stats);
     CHECK_CORE_BUSY();
     m_core.get_pool_transaction_stats(res.pool_stats, !request_has_rpc_origin || !m_restricted);
     res.status = CORE_RPC_STATUS_OK;
@@ -896,6 +922,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_stop_daemon(const COMMAND_RPC_STOP_DAEMON::request& req, COMMAND_RPC_STOP_DAEMON::response& res)
   {
+    PERF_TIMER(on_stop_daemon);
     // FIXME: replace back to original m_p2p.send_stop_signal() after
     // investigating why that isn't working quite right.
     m_p2p.send_stop_signal();
@@ -905,6 +932,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_getblockcount(const COMMAND_RPC_GETBLOCKCOUNT::request& req, COMMAND_RPC_GETBLOCKCOUNT::response& res)
   {
+    PERF_TIMER(on_getblockcount);
     CHECK_CORE_BUSY();
     res.count = m_core.get_current_blockchain_height();
     res.status = CORE_RPC_STATUS_OK;
@@ -913,6 +941,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_getblockhash(const COMMAND_RPC_GETBLOCKHASH::request& req, COMMAND_RPC_GETBLOCKHASH::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_getblockhash);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -954,6 +983,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_getblocktemplate(const COMMAND_RPC_GETBLOCKTEMPLATE::request& req, COMMAND_RPC_GETBLOCKTEMPLATE::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_getblocktemplate);
     if(!check_core_ready())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1028,6 +1058,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_submitblock(const COMMAND_RPC_SUBMITBLOCK::request& req, COMMAND_RPC_SUBMITBLOCK::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_submitblock);
     CHECK_CORE_READY();
     if(req.size()!=1)
     {
@@ -1084,6 +1115,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::fill_block_header_response(const block& blk, bool orphan_status, uint64_t height, const crypto::hash& hash, block_header_response& response)
   {
+    PERF_TIMER(fill_block_header_response);
     response.major_version = blk.major_version;
     response.minor_version = blk.minor_version;
     response.timestamp = blk.timestamp;
@@ -1102,6 +1134,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_last_block_header(const COMMAND_RPC_GET_LAST_BLOCK_HEADER::request& req, COMMAND_RPC_GET_LAST_BLOCK_HEADER::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_last_block_header);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1131,6 +1164,7 @@ namespace cryptonote
   }
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_block_header_by_hash(const COMMAND_RPC_GET_BLOCK_HEADER_BY_HASH::request& req, COMMAND_RPC_GET_BLOCK_HEADER_BY_HASH::response& res, epee::json_rpc::error& error_resp){
+    PERF_TIMER(on_get_block_header_by_hash);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1173,6 +1207,7 @@ namespace cryptonote
   }
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_block_headers_range(const COMMAND_RPC_GET_BLOCK_HEADERS_RANGE::request& req, COMMAND_RPC_GET_BLOCK_HEADERS_RANGE::response& res, epee::json_rpc::error& error_resp){
+    PERF_TIMER(on_get_block_headers_range);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1224,6 +1259,7 @@ namespace cryptonote
   }
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_block_header_by_height(const COMMAND_RPC_GET_BLOCK_HEADER_BY_HEIGHT::request& req, COMMAND_RPC_GET_BLOCK_HEADER_BY_HEIGHT::response& res, epee::json_rpc::error& error_resp){
+    PERF_TIMER(on_get_block_header_by_height);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1257,6 +1293,7 @@ namespace cryptonote
   }
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_block(const COMMAND_RPC_GET_BLOCK::request& req, COMMAND_RPC_GET_BLOCK::response& res, epee::json_rpc::error& error_resp){
+    PERF_TIMER(on_get_block);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1320,6 +1357,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_connections(const COMMAND_RPC_GET_CONNECTIONS::request& req, COMMAND_RPC_GET_CONNECTIONS::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_connections);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1336,6 +1374,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_info_json(const COMMAND_RPC_GET_INFO::request& req, COMMAND_RPC_GET_INFO::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_info_json);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1368,6 +1407,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_hard_fork_info(const COMMAND_RPC_HARD_FORK_INFO::request& req, COMMAND_RPC_HARD_FORK_INFO::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_hard_fork_info);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1386,6 +1426,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_bans(const COMMAND_RPC_GETBANS::request& req, COMMAND_RPC_GETBANS::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_bans);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1415,6 +1456,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_set_bans(const COMMAND_RPC_SETBANS::request& req, COMMAND_RPC_SETBANS::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_set_bans);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1450,6 +1492,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_flush_txpool(const COMMAND_RPC_FLUSH_TRANSACTION_POOL::request& req, COMMAND_RPC_FLUSH_TRANSACTION_POOL::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_flush_txpool);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1504,6 +1547,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_output_histogram(const COMMAND_RPC_GET_OUTPUT_HISTOGRAM::request& req, COMMAND_RPC_GET_OUTPUT_HISTOGRAM::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_output_histogram);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1536,6 +1580,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_version(const COMMAND_RPC_GET_VERSION::request& req, COMMAND_RPC_GET_VERSION::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_version);
     res.version = CORE_RPC_VERSION;
     res.status = CORE_RPC_STATUS_OK;
     return true;
@@ -1543,6 +1588,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_coinbase_tx_sum(const COMMAND_RPC_GET_COINBASE_TX_SUM::request& req, COMMAND_RPC_GET_COINBASE_TX_SUM::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_coinbase_tx_sum);
     std::pair<uint64_t, uint64_t> amounts = m_core.get_coinbase_tx_sum(req.height, req.count);
     res.emission_amount = amounts.first;
     res.fee_amount = amounts.second;
@@ -1552,6 +1598,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_per_kb_fee_estimate(const COMMAND_RPC_GET_PER_KB_FEE_ESTIMATE::request& req, COMMAND_RPC_GET_PER_KB_FEE_ESTIMATE::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_per_kb_fee_estimate);
     res.fee = m_core.get_blockchain_storage().get_dynamic_per_kb_fee_estimate(req.grace_blocks);
     res.status = CORE_RPC_STATUS_OK;
     return true;
@@ -1559,6 +1606,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_alternate_chains(const COMMAND_RPC_GET_ALTERNATE_CHAINS::request& req, COMMAND_RPC_GET_ALTERNATE_CHAINS::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_alternate_chains);
     try
     {
       std::list<std::pair<Blockchain::block_extended_info, uint64_t>> chains = m_core.get_blockchain_storage().get_alternative_chains();
@@ -1577,6 +1625,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_limit(const COMMAND_RPC_GET_LIMIT::request& req, COMMAND_RPC_GET_LIMIT::response& res)
   {
+    PERF_TIMER(on_get_limit);
     res.limit_down = epee::net_utils::connection_basic::get_rate_down_limit();
     res.limit_up = epee::net_utils::connection_basic::get_rate_up_limit();
     res.status = CORE_RPC_STATUS_OK;
@@ -1585,6 +1634,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_set_limit(const COMMAND_RPC_SET_LIMIT::request& req, COMMAND_RPC_SET_LIMIT::response& res)
   {
+    PERF_TIMER(on_set_limit);
     // -1 = reset to default
     //  0 = do not modify
 
@@ -1624,6 +1674,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_out_peers(const COMMAND_RPC_OUT_PEERS::request& req, COMMAND_RPC_OUT_PEERS::response& res)
   {
+    PERF_TIMER(on_out_peers);
     size_t n_connections = m_p2p.get_outgoing_connections_count();
     size_t n_delete = (n_connections > req.out_peers) ? n_connections - req.out_peers : 0;
     m_p2p.m_config.m_net_config.connections_count = req.out_peers;
@@ -1635,6 +1686,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_start_save_graph(const COMMAND_RPC_START_SAVE_GRAPH::request& req, COMMAND_RPC_START_SAVE_GRAPH::response& res)
   {
+	  PERF_TIMER(on_start_save_graph);
 	  m_p2p.set_save_graph(true);
 	  res.status = CORE_RPC_STATUS_OK;
 	  return true;
@@ -1642,6 +1694,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_stop_save_graph(const COMMAND_RPC_STOP_SAVE_GRAPH::request& req, COMMAND_RPC_STOP_SAVE_GRAPH::response& res)
   {
+	  PERF_TIMER(on_stop_save_graph);
 	  m_p2p.set_save_graph(false);
 	  res.status = CORE_RPC_STATUS_OK;
 	  return true;
@@ -1649,6 +1702,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_update(const COMMAND_RPC_UPDATE::request& req, COMMAND_RPC_UPDATE::response& res)
   {
+    PERF_TIMER(on_update);
     static const char software[] = "monero";
 #ifdef BUILD_TAG
     static const char buildtag[] = BOOST_PP_STRINGIZE(BUILD_TAG);
@@ -1743,6 +1797,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_relay_tx(const COMMAND_RPC_RELAY_TX::request& req, COMMAND_RPC_RELAY_TX::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_relay_tx);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1789,6 +1844,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_sync_info(const COMMAND_RPC_SYNC_INFO::request& req, COMMAND_RPC_SYNC_INFO::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_sync_info);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
@@ -1820,6 +1876,7 @@ namespace cryptonote
   //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_get_txpool_backlog(const COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::request& req, COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::response& res, epee::json_rpc::error& error_resp)
   {
+    PERF_TIMER(on_get_txpool_backlog);
     if(!check_core_busy())
     {
       error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;