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