Vikram, The content [1], flowfile [2], and provenance [3] repositories all have volatile implementations which do not persist to the file system. You reduce the overhead by removing I/O to disk, but in the event of power loss, you will lose the data.
[1] https://nifi.apache.org/docs/nifi-docs/html/administration-guide.html#volatile-content-repository-properties [2] https://nifi.apache.org/docs/nifi-docs/html/administration-guide.html#flowfile-repository [3] https://nifi.apache.org/docs/nifi-docs/html/administration-guide.html#volatile-provenance-repository-properties Andy LoPresto [email protected] [email protected] PGP Fingerprint: 70EC B3E5 98A6 5A3F D3C4 BACE 3C6E F65B 2F7D EF69 > On Oct 4, 2017, at 7:15 PM, Vikram KR <[email protected]> wrote: > > Hi, > Is it possible to have a dataflow with Non Guaranteed processing > semantics in Nifi/MiniFi? I am aware that Nifi provides Guaranteed processing > by storing the data in its Content Repository. I am wondering if there was > any settings which will turn off the data persistence and keep data in memory > to avoid I/O operations. > > Regards, > Vikram
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