<div dir="ltr">This talk by Keith Manthey is well worth listening to. Vendor neutral as I recall, so don't worry about a sales message bein gpushed<div>HPC Storage 101 in this series</div><div><br></div><div><a href="https://www.dellhpc.org/eventsarchive.html">https://www.dellhpc.org/eventsarchive.html</a><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, 18 Sept 2021 at 18:21, Lohit Valleru via Beowulf <<a href="mailto:beowulf@beowulf.org">beowulf@beowulf.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="auto"><div role="group" id="gmail-m_2616414714757943973gmail-1631984174.155400" style="box-sizing:inherit;width:1237px;outline-width:0px;outline-style:none;color:rgb(29,28,29);font-family:Slack-Lato,appleLogo,sans-serif;font-size:15px;font-variant-ligatures:common-ligatures"><div role="presentation" style="box-sizing:inherit;line-height:1.46668"><div role="document" style="box-sizing:inherit"><div style="box-sizing:inherit"><div style="box-sizing:inherit;display:flex;padding:8px 20px"><div role="presentation" style="box-sizing:inherit;min-width:0px;padding:8px 8px 8px 16px"><div style="box-sizing:inherit;max-width:none;margin-bottom:4px"><div style="box-sizing:inherit;max-width:none"><div style="box-sizing:inherit;width:1153px"><div style="box-sizing:inherit;display:flex"><div dir="auto" style="box-sizing:inherit;width:1153px;line-height:1.46668"><div style="box-sizing:inherit">Hello Everyone,<br style="box-sizing:inherit"><br style="box-sizing:inherit">I am trying to find answers to an age old question of NFS vs Parallel file systems. Specifically - Isilon oneFS vs parallel filesystems.<span style="box-sizing:inherit;display:block;height:8px"></span>Specifically looking for any technical articles or papers that can help me understand what exactly will not work on oneFS.<br style="box-sizing:inherit">I understand that at the end - it all depends on workloads.<br style="box-sizing:inherit">But at what capacity of metadata io or a particular io pattern is bad in NFS.<span style="box-sizing:inherit;display:block;height:8px"></span>Would just getting a beefy isilon NFS HDD based storage - resolve most of the issues?<br style="box-sizing:inherit">I am trying to find sources that can say that no matter how beefy an NFS server can get with HDDs as backed - it will not be as good as parallel filesystems for so and so workload.</div><div style="box-sizing:inherit">If possible - Can anyone point me to experiences or technical papers that mention so and so do not work with NFS.</div><div style="box-sizing:inherit"><br></div><div style="box-sizing:inherit">Does it have to be that at the end - i will have to test my workloads across both NFS/OneFS and Parallel File systems and then see what would not work?</div><div style="box-sizing:inherit"><br></div><div style="box-sizing:inherit">I am concerned that any test case might not be valid, compared to real shared workloads where performance might lag once the storage reaches PBs in scale and millions of files.</div><div style="box-sizing:inherit"><br></div><div style="box-sizing:inherit">Thank you,</div><div style="box-sizing:inherit">Lohit </div></div></div></div></div></div></div></div></div></div></div></div></div>
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