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