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0
votes
1answer
67 views

subdomain unavailable for few hours, when other subdomains are perfectly fine

I just had a really alarming situation with one of the subdomains. So the problem was that one of subdomains mail.xxx.pl was unavailable (server request failure, no ping, no dig response), when all ...
0
votes
1answer
48 views

how could you “justify” that the service of apache is available and running well? [duplicate]

This could sound like a very commercial question, but I really dont know how to justify this, the problem is that sometimes the page due the internet conection (I think) doesnt load, and the browsers ...
0
votes
1answer
71 views

Keep randomly getting “Server Application not Available”

We have a Windows Server 2003 R2 server running IIS. Every couple of days now it seems that random sites will suddenly get Server Application Unavailable. Note that these (so far) have not even been ...
0
votes
1answer
91 views

Nginx reverse proxy: How to serve 'back soon' html file while fronted server restarts

I have a WSGI server fronted by nginx. Say I bring the WSGI instance down for maintenance/update, is there a nice way of nginx automatically serving up any requests to that application with a ...
15
votes
5answers
1k views

When my A web server gets unplugged, how do I automatically redirect all the users to my B web server in another city, and vice versa?

When my A web server gets unplugged, how do I automatically redirect all the users to my B web server in another city, and vice versa? A load-balancing switch does what I want, except I can't figure ...
0
votes
1answer
313 views

IIS6 stops working for no good reason

I've got a Windows Server 2003 box with IIS 6 installed. There is only one ASP-powered website running on this server. Approximately every 1-3 hours, IIS stops responding (returns 500 Service ...
0
votes
2answers
81 views

Windows 2008 server unaccessible without traces in the event log

I am trying to figure out why a Windows 2008 server became inaccessible in terms of RDP and access to a web application. The server was turned off and then on. Look at the event log at the time it ...
0
votes
4answers
636 views

Active Directory Server out of service with LSASS.exe using more than 50% of CPU

My DC (Windows Server 2003 R2) randomly goes offline denying all requests and writing on the System Event log an error 2019 from source SRV "The server was unable to allocate from the system nonpaged ...
-1
votes
1answer
2k views

“Server Unavailable” and removed permissions on .NET sites after Windows Update

Our company has five almost identical Windows 2003 servers with the same host, and all but one performed an automatic Windows Update last night without issue. The one that had problems, of course, ...