ETA elektron upa eta consumer eta api eta consumer example eta c java eta c++ c++ source directory ezd trcc ssl ert in cloud c reconnect DACS idn reactor refresh token api elektron sdk c callback linux elektronsdk eta shared library MarketFeed eikon-sdk eta decode Service dictionary symbol list elektron eta view dictionary reuse upa reactor connect reconnect up ready timestamp consumer Blank_Field group elektron-direct-feed 64 bit disconnect groupid eta fid number acronym ssl eta migrate symbollist ric rsslstate resiliency documentation nfd rtmes real-time-data snapshot with open stream symbols-by-exchange esdk build aws OMM rssl_rc_cet_channel_down_reconnecting rssl_mc_status version 1.2.0 trthv2 equity quotes rssl elektron sdk - java missing documentation warm standby fields rsslfieldentry vc11 electron corrupt enum batch handle group status events identify trade overrun upa training module trcc eta service name login failed multi-thread rdf-d market_by_price limit capabilities data model rssl_ret_incomplete_data dictionary for services solarflaire onload status performance rssl state ADS concurrent rssl_mc_update batchrequest batch request millisecond elecktron slow idn_rdf rsslbuffer java upa bds FID convert millisec mergedtogroup suspect search cusip ni provider failover edf reboot java api ert in cloud trial snapshot exchangelist electron api rssl_stream_close secure segfault rdm sdk negative ric message quotes open-source conditional compilation login stream analytics ema missing data price rsslfieldlist mrn connect load balance eta sbe rwf omm stale trade utilization eta trcc service id 3.4.0l1 vaconsumer stress test rtl enum description size rssl_ret_invalid_data signals dispatch hkex maximum sink driven source elektron sdk building from source t dictionary in data centers monitoring error code map rdm_directory_service_group_id eta api status rsslmap empty streamid _ms