[Clamav-devel] CalmAV In-Memory Scan

Brandon Perry bperry.volatile at gmail.com
Wed Apr 5 15:28:12 EDT 2017


> On Apr 5, 2017, at 2:27 PM, Michael Engstler <michael at cybellum.com> wrote:
> 
> Hi,
> I noticed that when using the INSTREAM command and sending it a memory
> buffer of a file, clamd takes the memory buffer and saves it to
> the TemporaryDirectory (as defined in the config file).
> 
> This is an unnecessary overhead as it requires disk IO in order to scan the
> file which is already loaded in-memory.
> Is there any way to command clamd to scan the buffer completely in-memory
> without writing anything to the disk?

My understanding is that ClamAV requires a rewindable file stream in order to perform scans.

> 
> Thanks,
> Michael.
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> 
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