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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Btw I’ve done 20Gbs w/full EVE logging to a SAS 10K RAID5 container, no problem. Filesystem was btrfs with lzop compression enabled.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">-Coop<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Oisf-users <oisf-users-bounces@lists.openinfosecfoundation.org>
<b>On Behalf Of </b>Jeremy A. Grove<br>
<b>Sent:</b> Monday, July 22, 2019 9:49 AM<br>
<b>To:</b> Peter Manev <petermanev@gmail.com><br>
<b>Cc:</b> oisf-users <oisf-users@lists.openinfosecfoundation.org><br>
<b>Subject:</b> Re: [Oisf-users] 40GB inspection and I/O write speed concerns<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">Thanks to both Peter and Cooper! <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">I do split out by event type already and I can certainly trim out some of this if needed. Ill let you know how it goes.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">Regards,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:black">Jeremy Grove, SSCP<br>
Security Engineer<br>
Quadrant Information Security<br>
o: </span><span class="object"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#005A95"><a href="callto:(904)296-9100" target="_blank"><span style="color:#005A95;text-decoration:none">(904)296-9100</span></a></span></span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:black"> x100<br>
t: </span><span class="object"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#005A95"><a href="callto:(800)%20538-9357" target="_blank"><span style="color:#005A95;text-decoration:none">(800) 538-9357</span></a></span></span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:black"> x100<br>
e: </span><span class="object"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#005A95"><a href="mailto:soc@quadrantsec.com" target="_blank"><span style="color:#005A95;text-decoration:none">soc@quadrantsec.com</span></a></span></span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:black"><br>
<br>
Learn more= about our managed SIEM </span><span class="object"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#005A95"><a href="https://a.quadrantsec.com/3D%22https:/quadrantsec.com/SaganMSSP%22" target="_blank"><span style="color:#005A95;text-decoration:none">people
+ product</span></a></span></span><span style="font-family:"Arial",sans-serif;color:black"><br>
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<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-family:"Arial",sans-serif;color:black">From:
</span></b><span style="font-family:"Arial",sans-serif;color:black">"Peter Manev" <<a href="mailto:petermanev@gmail.com">petermanev@gmail.com</a>><br>
<b>To: </b>"Jeremy A. Grove" <<a href="mailto:jgrove@quadrantsec.com">jgrove@quadrantsec.com</a>><br>
<b>Cc: </b>"oisf-users" <<a href="mailto:oisf-users@lists.openinfosecfoundation.org">oisf-users@lists.openinfosecfoundation.org</a>><br>
<b>Sent: </b>Monday, July 22, 2019 11:13:46 AM<br>
<b>Subject: </b>Re: [Oisf-users] 40GB inspection and I/O write speed concerns<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-family:"Arial",sans-serif;color:black">On 22 Jul 2019, at 08:34, Jeremy A. Grove <<a href="mailto:jgrove@quadrantsec.com" target="_blank">jgrove@quadrantsec.com</a>> wrote:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">Hi All,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">I am looking for advice. We are working on setting up a machine for potential 40GB a second on inspection. Our concern comes in the write speed of the I/O to disk as the meta-data
that Suricata creates is important to us. Does anyone have experience with this? I have listed some of our set up below. Are there any suggestions or known issues that I should be aware of.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">My five cents to start with:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">I would split the logging per event_type and only log what is needed not just everything as some logs depending on the traffic could be very very verbose- like dns/fileinfo on university
network etc..<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">Also filter out if possible with a bpf(or on the mirror /tap) what is not relevant too.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">DL360 Gen 10<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">P408I-A (Raid Card)<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">4 x 2TB SSD in RAID 10 (Part number 877788-B21) <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">Mixed use SSDs<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif;color:black">Thanks!<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:black">Jeremy Grove, SSCP<br>
Security Engineer<br>
Quadrant Information Security</span><span style="font-family:"Arial",sans-serif;color:black"><o:p></o:p></span></p>
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