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crash recovery tech support


How to fix “HTTP/1.1 New Session Failed” error in Odin Plesk Windows Virtuozzo VPS servers

How to fix “HTTP/1.1 New Session Failed” error in Odin Plesk Windows Virtuozzo VPS servers

In our role as Outsourced Tech Support for web hosts, we manage both Windows and Linux servers of our customers. In Windows Virtuozzo servers, one of the common errors reported by Odin Plesk web owners is “HTTP/1.1 New Session Failed“.

All sites in the server would suddenly start showing this error, and refuse to load. Sometimes the error goes off all by itself, but often times it’ll lead to a VPS restart. (more…)

How to safely recover/repair InnoDB tables in MySQL

How to safely recover/repair InnoDB tables in MySQL

Server crashes could leave databases in inconsistent states. While there are many tools available to repair MYISAM tables in MySQL, InnoDB repair is not always so straightforward. MySQL could refuse to start up, leaving you with in-determinate downtime. If your MySQL error logs show an InnoDB corruption, it’s time to tread carefully. (more…)

What is “OOM killed process httpd” and how to resolve it in OpenVZ or Virtuozzo VPS servers

What is “OOM killed process httpd” and how to resolve it in OpenVZ or Virtuozzo VPS servers

In our role as Outsourced Tech Support for web hosts, VPS customers hosted in OpenVZ or Virtuozzo servers often report their sites crashing with the error OOM killed process httpd.

It often happens with high traffic websites or with sites hosted in starter plans. Today we’ll discuss what this error means and how we fix it for our customers. (more…)

Surviving the blue screen of death – How a Hyper-V Windows VPS fatal error was resolved

Surviving the blue screen of death – How a Hyper-V Windows VPS fatal error was resolved

I did nothing. It just crashes all the time!
So began a professional administration request at the help desk of a data center we managed. The customer’s unmanaged Windows 2008 R2 VPS started crashing one fine day without any apparent reason.

The event logs didn’t show anything out of the ordinary. So, the next step was to analyze the crash dump.

(more…)