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0
votes
0answers
31 views

Intermittent network failures, limited to certain client subnets

We've been seeing intermittent network failures. The failure mode tends to be that long running connections tend to drop out. We see it most with ssh and samba connections, although some occasional ...
2
votes
1answer
719 views

Intermittent DNS timeout

I have a network set up, and recently replaced our two Windows Server 2008 R2 domain controllers with two Windows Server 2012 R2 domain controllers. Both are VMs, each on a different physical machine. ...
0
votes
0answers
226 views

Windows Server 2008 domain controller appears to be dropping some packets

Some background: I have a small network with a Windows Server 2008 domain controller (with DNS and DHCP services) which had been running fine for approx 1 year. Recently I noticed that some DNS ...
0
votes
0answers
102 views

Intermittent FireFox Post hangs with Apache / PHP in EC2 with Load Balancer

I have a relatively large 55K Ajax Post that is intermittently hanging in my server (Apache/2.2.25 (Unix) DAV/2 PHP/5.3.6) running in EC2 with a Load Balancer. About once every 15 posts, Firebug will ...
1
vote
0answers
478 views

Connections being intermittently left open on JBoss for requests from clients

The issue I'm having is that occasionally a connection for a clientside request + the assosiated DB connection (using Oracle 10g RAC) get left open on JBoss EAP 4.3.0 CP10. Also a JBM JMS queue ...
0
votes
0answers
81 views

Intermittent Drops on Windows File Server

We have a Windows Storage Server (2003 R2) that serves as our NAS for our company. Over the past several weeks we have begun to experience intermittent "drops" where the client briefly loses their ...
3
votes
1answer
419 views

RHEL BIND Server Intermittent error

I have a RHEL 5.7 server running bind-9.3.6-16.P1.el5. At seemingly random points during the day, the DNS will fail to resolve hosts on the LAN for about ten seconds. WAN hosts always resolve. Then ...
1
vote
1answer
4k views

Exchange 2003 Intermittent Active Sync Connectivity

Our environment is Active Directory 2003, Exchange 2003, with a mix of 2003, 2008 R2 servers. The only thing from the exchange side that does not work is Active-Sync with mobile phones. OWA is ...
2
votes
0answers
332 views

Intermittently git push hangs over ssh to gitosis

I have an intermittent problem pushing to my git (gitosis) repository. Most of the time it works fine but when it doesn't work the push hangs. It seems to have done the majority of what it wants to ...
1
vote
1answer
331 views

Intermittent 404 errors on IIS6, serving classic ASP content

We have 2 IIS6 web servers running in a cluster. Intermittently we receive a 404 / 500 error, if it's a 500 error i get an email with the line number, i check that line in the asp file and it's ...
2
votes
1answer
416 views

Connect to Apache times out randomly

We are trying to set up an Apache server on a remote machine, but we experience strange behaviour. Checking with telnet remote.machine 80, one of these things happen randomly: Connect and serve ...
1
vote
2answers
394 views

Windows 2003 Server Intermittent DNS Issues

Looking for a little help here. I have a Windows 2003 DNS Server set up on our network. Lately computers on our LAN have been, at times, unable to resolve a certain sub domain for our website whereas ...
5
votes
8answers
3k views

Apache gets “clogged” with certain requests

I have a very odd intermittent issue. It occurs on a shared hosting server running CentOS and Apache/2.2.8, serving mostly PHP based websites at a rate of between 10 - 30 requests/sec. 3.5 GB RAM, ...