hi there,

this was found today,


errorinfo
  acronym=trf_outfile_neventfail (64133) transform output file: event counting failed
  message=output file myesd.pool.root failed validation. events could not be counted argument outputesdfile
  severity=fatal
  producer=rawtoesd

https://atlasrtt.cern.ch/rtt/rel_6/17.4.x.y/build/x86_64-slc5-gcc43-opt/offline/recjobtransformtests/data_7tev_memleak/data_7tev_memleak_log

link to solve,
https://twiki.cern.ch/twiki/bin/viewauth/atlas/recbuginvestigation

cheers,

tom