David Nusbaum
39 contributions
498.8k contribution views
Recognition
Posts
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Published Answer
How to removed my IP as blacklisted in UCEPROTECTL3 Spam
We do not send email from DigitalOcean, we use an external provider for that, but as of today a number of our client cannot receive… -
Published Answer
Why my CentOS droplet is eating all the RAM memory?
It doesn’t look like an overwhelming number of HTTP processes running, but check your access_log for lots of requests to XML-RPC. T… -
Published Answer
Apache2 and MySQL processes repeatedly killed
That looks like a lot of wordpress processes running. Check your access_log and see if you are getting hammered by XML-RPC requests… -
Published Answer
Does DigitalOcean block some domains to receive emails?
Many of the addresses in Digital Oceans IP range are blocked by a number of big email providers. Google is pretty good, others, lik… -
Published Question
When do you move your database to a separate server?
This is more of a conceptual question about when is the appropriate time to spit a database server off to it's own droplet. So say you have a LAMP type solution running on a 2vcpu/4GB droplet and you think it's time t... -
Published Answer
VPS resilience to hardware failure
We have not had a failure on DigitalOcean since we started hosting here, and I would say that they are very good at maintaining… -
Published Question
How do you handle HA in DigitalOcean?
Yes, DO has some great tutorials on HA... but they all focus on HA within a single DO data center. I may be a bit old school, but building HA within a single data center leaves the possibility that human error or nat... -
Published Answer
Multi-Region High Availability
I haven’t given up on DO for high availability across multiple sites, but it is definitely not as easy as we might hope. The lack o… -
Published Answer
is anybody else having issues with delivering mail to charter.net?
And the battle rages on… I consider having a private sending ip address essential to managing our sending reputation. We started… -
Published Answer
is anybody else having issues with delivering mail to charter.net?
yep, that is the standard message charter is sending for too much mail *from a range of addresses under the same ISP that they don’… -
Published Answer
is anybody else having issues with delivering mail to charter.net?
I want to add a status update for others that have run into similar problems. We spent a lot of time with an executive escalation … -
Published Answer
is anybody else having issues with delivering mail to charter.net?
Is there some bad blood between DO and Spectrum? -
Published Answer
is anybody else having issues with delivering mail to charter.net?
Is there anything digital ocean can do to help here? Sendgrid isn’t inexpensive, so this will essentially double my hosting costs b… -
Published Answer
is anybody else having issues with delivering mail to charter.net?
From what I can tell, the 20 connections are mine and are expected. How would it bypass the postfix logs? You are thinking I ha… -
Published Answer
is anybody else having issues with delivering mail to charter.net?
Still fighting the battle and could use a little input on postfix. I pulled my postfix logs for the days leading up to the “bloc… -
Published Answer
is anybody else having issues with delivering mail to charter.net?
SendGrid has a great service, but at some point we had decided to just handle it ourselves. You’re right though, sending email is e… -
Published Question
is anybody else having issues with delivering mail to charter.net?
I am suddenly having issues getting email delivered to charter.net and rr.com, which are both part of spectrum. I don't know if the block is based on domain or ip or maybe a block of ips. I'm asking here on the off ch... -
Published Answer
Are multiple data centers required for high availability with Digital Ocean
@moisey, I’m going to toss in a compliment for Digital Ocean here. I was on another service provider who advertised everything you … -
Published Answer
Postfix mail server not delivering to hotmail.
Hotmail is pretty picky about how fast you send transactions. As @hansen said, the mail log should give you the reason that mail ca… -
Published Question
Are multiple data centers required for high availability with Digital Ocean
First off, we provide a service to non-profits that is used to manage events, including check-in services. It's not the end of the world if the app is down, but downtime really is a problem for our users and can cause...Accepted Answer: Hi Dave, Thanks for your question. I wanted to address the specific questions that you brought up first: Failover to generator backup was never tested and failed when needed All of the Datacenters we use always test t...