https://community.cloudera.com/t5/Support-Questions/NiFi-how-to-remove-efficiently-a-line-from-a-big-flow-file/m-p/124724#M87468 <P>Use the ExecuteStreamCommand Processor and use the sed command something like this. This worked for me.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="107223-1552662219840.png" style="width: 760px;"><img src="https://community.cloudera.com/t5/image/serverpage/image-id/22710i8EF1FFCDEBCE52C4/image-size/medium?v=v2&amp;px=400" role="button" title="107223-1552662219840.png" alt="107223-1552662219840.png" /></span></P> Mon, 19 Aug 2019 10:13:13 GMT mallikarjun_r_t 2019-08-19T10:13:13Z