inggilove

Thanks, I tried your recommended options ( -Xmx5g ), but failed. because the size of data is bigger, the memory leak was accumulated slowly and embulk stopped with OutOfMemory before...

I found the solution in this case. In case of csv input and elasticsearch output, memory leak can be handled in some change of PageBuilder.java. src/main/java/org/embulk/spi/PageBuilder.java ``` private void doFlush()...

Hmm, I tried to reproduce it with the small sample data, but the case of either csv or postgresql to elasticsearch doesn't show the LEAK, Over about 20,000 rows, LEAK...

Thanks for your review. It was a mistake to the version of 'Elasticsearch 6.0 or older' Actually the parameter 'fields' is deprecated from **Elasticsearch 5.0**, so some text have to...

Older version changes like 'fields', 'limit' are removed because Elasticsearch 2.x looks too older compared to Elasticsearch 7.x.