<html><head></head><body><div class="ydpfaa16cd8yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div><div dir="ltr" data-setdir="false">Dear Stephen,</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Thank you so much.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Regarding SPDX, I did a Google search. Is it Software Package Data Exchange?</div><div class="ydpfaa16cd8signature"><div style="font-family:Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr"><br></div><div dir="ltr">Best Regards,</div><div>Isaac</div></div></div></div>
<div><br></div><div><br></div>
</div><div id="ydp351175f5yahoo_quoted_0004253652" class="ydp351175f5yahoo_quoted">
<div style="font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;font-size:13px;color:#26282a;">
<div>
On Tuesday, June 10, 2025 at 09:36:45 PM GMT+8, Stephen Hemminger <stephen@networkplumber.org> wrote:
</div>
<div><br></div>
<div><br></div>
<div><div dir="ltr">On Tue, 10 Jun 2025 08:49:02 +0000 (UTC)<div class="ydp351175f5yqt7581935319" id="ydp351175f5yqtfd97735"><br clear="none">Isaac Lim <<a shape="rect" href="mailto:izlim@yahoo.com" rel="nofollow" target="_blank">izlim@yahoo.com</a>> wrote:<br clear="none"><br clear="none">> Dear all,<br clear="none">> We are using DPDK to transfer files and write to SSD on the receiver side.<br clear="none">> On the sender side, we are splitting the files into 1024-byte packets before sending over to the receiver.<br clear="none">> Currently, on the sender side, we are using a worker lcore to retrieve the packets and storing the file data in a buffer while the main lcore writes the data to file using write().<br clear="none">> However, we are realizing that the write speed is not fast enough to keep up with the number of packets being received.<br clear="none">> We have tried using io_uring to aid speeding up the writing but it seems to be even slower than just writing the file normally.<br clear="none">> We would like to check with the community if you have any DPDK compatible suggestions that would help improve file transfer and write performance?<br clear="none">> Thank you very much in advance.<br clear="none">> Best Regards,Isaac LIM</div><br clear="none"><br clear="none">You could try SPDX to get faster storage, but networking is faster than storage.<br clear="none"><br clear="none">At some point you need a full network stack with real protocols like TCP.<div class="ydp351175f5yqt7581935319" id="ydp351175f5yqtfd91496"><br clear="none"></div></div></div>
</div>
</div></body></html>