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