<div dir="ltr">I hope you have whichever server you're doing logging with on its own UPS.</div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Apr 18, 2018 at 6:27 PM, Phil via Tacos <span dir="ltr"><<a href="mailto:tacos@amrad.org" target="_blank">tacos@amrad.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Bear in mind that whatever you use to monitor the power supply, the utility company will blame it for the outage.<br>
<br>
Phil M1GWZ<br>
<div class="HOEnZb"><div class="h5"><br>
<br>
<br>
> On 18 Apr 2018, at 20:57, Rob Seastrom <<a href="mailto:rs@seastrom.com">rs@seastrom.com</a>> wrote:<br>
> <br>
> <br>
> Pretty sure that the Kill-A-Watts that I've played with have an update cycle of a couple hz or slower. :(<br>
> <br>
> I'm looking for short brownout or glitch logging. Detection is not hard; the servers seem to do an adequate job of it.<br>
> <br>
> Once detected I can look at the logs and slurp the relative file into my favorite visualization software and create some pictures.<br>
> <br>
> -r<br>
> <br>
>> On Apr 18, 2018, at 3:52 PM, Jacek Radzikowski <<a href="mailto:jacek.radzikowski@gmail.com">jacek.radzikowski@gmail.com</a>> wrote:<br>
>> <br>
>> Quite an old project, very hackish, but could be easily adapted to do what you need: <a href="https://learn.adafruit.com/tweet-a-watt/overview-1" rel="noreferrer" target="_blank">https://learn.adafruit.com/<wbr>tweet-a-watt/overview-1</a><br>
>> <br>
>> Jacek<br>
>> kw4ep<br>
>> <br>
>> <br>
>> On Wed, Apr 18, 2018 at 1:30 PM, Rob Seastrom <<a href="mailto:rs@seastrom.com">rs@seastrom.com</a>> wrote:<br>
>> <br>
>> Hi gang,<br>
>> <br>
>> After 18 continuous years of no problems I just suffered my second power event in 72 hours at Equinix.<br>
>> <br>
>> I'm looking to borrow (or for recommendations for purchase if it's cheap) a USB oscilloscope which I propose to plug directly into the 120v AC feed to the rack, and have write a time series of log files so I can reconstruct the actual waveform if/when we get dinged again for advanced finger pointing. So obviously we are looking for software that is capable of that.<br>
>> <br>
>> We also (hopefully) have a Dranetz 606 power disturbance analyzer on its way.<br>
>> <br>
>> Any thoughts? Actual pro equipment that I can borrow also gratefully accepted.<br>
>> <br>
>> Thanks,<br>
>> <br>
>> -r<br>
<br>
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</div></div></blockquote></div><br></div>