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