Finding problems in a program and trying to solve these.

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0
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1answer
455 views

Dummy HTTP Post server

Where can I download a simple Windows GUI app that can consume an HTTP POST, display its contents, and return 200?
0
votes
1answer
172 views

Where do I find the Java command line tool “Gdb”?

Where do I find the Java command line tool "Gdb" ? It's not included in my Sun JDK 1.6 distribution. I need a way to take a java core dump from a live java instance.
0
votes
2answers
999 views

Debug Nexenta/OpenSolaris core files?

I have a Sun x4540 that was recently converted to NexentaStor Enterprise Edition from an earlier OpenSolaris. The system disks were wiped and the zpools were exported and reimported. I'm hosting ...
1
vote
1answer
392 views

How do I troubleshoot network connectivity problems in windows?

I'd really like to understand how to debug my network connectivity issues, but everything I find on the internet is either for basic users on "How to add a wireless network" or it's people talking ...
0
votes
1answer
315 views

Simple MySQL query locking up until database restart

I have a very simple query that runs in 216ms on my development machine but was taking more than 45 seconds on my production server, that is, until I restarted MySQL there: UPDATE `forum_categories` ...
0
votes
3answers
282 views

How to debug website that isn't loading

So I've got a website up and running with nginx/php-fpm/ubuntu It works really well (and fast) and uses hardly any memory. My client started an ad campaign yesterday, and there were a couple times ...
5
votes
2answers
6k views

How to enable debug of dhcp client on Windows 7

Is it possible to enable some sort of debugging for dhcp client on Windows 7?
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3answers
1k views

How do I find the query parameters for a prepared statement in an oracle .trc file?

I have an oracle query generating a 3137 error, and the trace file contains the query. For example: select x from y where z = :1 I think it would help to isolate the problem if I could determine ...
1
vote
1answer
908 views

How to get more information from the system crash

I'd like to debug an issue I'm having with a linux (debian stable) server, but I'm running out of ideas of how to confirm any diagnosis. Some background: The servers are running DL160 class with ...
0
votes
2answers
274 views

Where to get the source tar of zend debugger for PHP 5.3.x for linux?

I went here,but the web debugger only contains the windows version zenddebugger.dll, where to get the source tar of zend debugger or better the zenddebugger.so for linux?
5
votes
1answer
766 views

How to configure PHPStorm to debug on IIS

I installed PHP 5 on IIS on a Windows 7 64 bit machine using the Web Platform Installer. I am using PHPStorm as my PHP IDE but cant find any documentation on how to get debugging to work. PHPStorm ...
21
votes
9answers
16k views

How to setup a fake SMTP server to catch all mails?

I'm looking for an smtp service that essentially obeys the RFC, except rather than sending mail it simply logs to a file [date] sent mail to <address> Or whatever. I can bash this together ...
2
votes
1answer
323 views

Format Filename for Process Core Files per Session

Is there a way to change the core filename format per session instead of for the entire machine? On Linux the only way I can find is using sysctl as root: sudo /sbin/sysctl -w ...
1
vote
1answer
2k views

Troubleshooting PHP High CPU on Production Server

We're trying to find a bug that will cause multiple PHP processes to be run at the same time and thus eating up the CPU resources for around 5 minutes. During these 5 minutes, our server will totally ...
0
votes
2answers
307 views

capture traffic between boards at PC using wireshark

I have two board connected using ethernet interface by means of switch. I have a linux machine connected to the switch where I run wireshark. I assign same IP address range for both boards and the ...
1
vote
2answers
208 views

How do I add a new virtual host to my apache?

<VirtualHost mydomain1.com:80> ServerAdmin webmaster@localhost ...stuff here </VirtualHost> <VirtualHost mydomain2.com:80> ServerAdmin webmaster@localhost ...stuff ...
0
votes
2answers
2k views

Configuration parameter in xdebug for allowing multiple hosts on remote machine

I am working on one web application. The project located on my linux box i.e. server. We are remotely accessing this machine from windows. I am using xdebug for debugging alongwith Eclipse PDT. ...
1
vote
1answer
221 views

How to use xdebug with eclipse IDE for PHP?

Hi my PHP project is set up on a remote test machine. I need to debug it using eclipse IDE. How shall I progress. I came to know i should prefer Xdebug rather than zend debugger. Please clarify my ...
1
vote
1answer
202 views

how to debug the apache output filter

i am working on the output filter but it is behaving very abnormally. i am not gettin the the data from the server in continous chunk. it's like first data from the server then next chunk will be the ...
1
vote
1answer
1k views

How to read Windows Server 2008 (x64, SP2) memory dumps?

My server suddenly started crashing every time I debug a chunk of code on my laptop which accesses the database on the server remotely. It's done it twice now, and I've stopped trying to debug my code ...
3
votes
1answer
6k views

Debug 500 Internal Server Error on IIS

Might be a n00b question. I have an IIS server with a site where I can host our website. But if I host the same website as an application in an existing site, it gives us a 500 error. But my ...
1
vote
3answers
9k views

How do I identify slow queries in sql server?

I've found long, complicated instructions like this when googling for the answer to this question, an brief reference links such as in this post. I'm looking for a succinct a procedure as possible to ...
1
vote
2answers
3k views

IIS mystery: “Deadlock detected” periodically makes site unavailable

A few times a day, our vb.net (IIS 6.0) website is randomly throwing the following error and becomes completely unavailable for 5-15 minutes at a time while the application is recycled: ISAPI ...
0
votes
1answer
83 views

Will logging debugging incur a performance hit if I don't turn debugging on?

On a Cisco device, I know that enabling debugging can incur a performance hit since debugging has such a high priority on the CPU. I know that to log debugging, you have to set logging up to the ...
0
votes
3answers
310 views

Server stop responding, where to look to know what happened?

I have a server that has been running for well over 5 months and suddently it stop responding. I couldn't ssh into it or anything else so I decided to reboot it and the reboot fixed it. I'm trying to ...
1
vote
1answer
1k views

See full HTTP traffic in Tomcat logs

For debugging purposes, I need a way to see all HTTP traffic between our Tomcat installation and the test clients. How can I configure Tomcat to trace all HTTP traffic (and not just the headers)? We ...
3
votes
2answers
622 views

How do I figure out what is changing the userWorkstations attribute in Active Directory?

I just took over the IT for a medium sized business with a three domain controllers (2003/2008 Standard) and whenever I create a new user, after some time the user account cannot log into most ...
1
vote
2answers
2k views

Run as another user, but also as administrator

I am trying to debug a virtual machine (VM) running on a remote computer from my workstation (A). Both VM and A are running Windows 7 Enterprise. Apparently, I need to start the Remote Debugger ...
2
votes
2answers
1k views

Debugging Windows 2008 (Roaming Profile) user logon

I would appreciate some help debugging my windows 2008 profile service. Any domain account that logs on to my 2008 machine gets a +- 20 second waiting time on "user profile service" I am using ...
1
vote
4answers
4k views

I need help debugging apache with gdb (no debugging symbols found)

I'm trying to debug a segfault in PHP/Apache running on RHEL4. This is a production server, so I'm trying to install a separate copy of apache and php, and run apache through gdb. When I load httpd ...
1
vote
3answers
1k views

Simple HTTP server that will send the same file for all requests?

I need to debug a XML-RPC application, which sends XML replies over HTTP. I have a sample XML reply (i.e. data from the server, sent to the client that isn't working), I'd like to debug my ...
31
votes
5answers
12k views

Debugger for Iptables

I'm looking for an easy way to follow a packet through the iptables rules. This is not so much about logging, because I don't want to log all traffic (and I only want to have LOG targets for very few ...
2
votes
1answer
327 views

flowchart for debugging a slow/unresponsive server

So the server is slow: Roll back to the previous known working build - Success? Code problem - Fail? Go on. Ping ip address - Success? maybe a DNS problem, go on. - Fail? Server or connection ...
0
votes
3answers
116 views

What's XDebug used for?

test:coverage relies on XDebug to collect its information, you need to install it and enable it first. How does it work?
1
vote
1answer
227 views

What does this mean in MySQL?

C:\Documents and Settings\Administrator>mysqld-nt --defaults-file="D:\MySQL\MySQ L Server 5.0\my.ini" --standalone --console 100125 10:47:26 InnoDB: Operating system error number 32 in a file ...
10
votes
4answers
16k views

How can I find out what is causing interrupts on Windows?

Occasionally I come across servers (Windows 2003 and 2008) with high processor % interrupt time. Is there a way to see what program or device is causing the interrupts?
0
votes
2answers
173 views

Random http 500 on wordpress

My wordpressblog produces http 500s on a small percentage of the requests. It doesn't seem to be tight to special urls, but it seems to happen clustered in time. i.e there are times when it happens ...
1
vote
2answers
2k views

Cannot receive start command

I have a WAMP install (Apache 2.2.3, PHP 5.2.8) with a working Zend Optimizer. As soon as I add the php.ini lines for Zend Debugger: [Zend Debugger] ...
1
vote
4answers
2k views

503 service unavailable when debugging PHP script in Zend Studio

I have a web server with apache 2.0 installed. It comes with Zend Server install pack. When I’m trying to debug my php files apache serves a blank page with 503 service unavailable. Of course slow ...
0
votes
1answer
1k views

503 service unavailable debugging PHP files

I have a web server with apache 2.0 installed. It comes with Zend Server install pack. When I’m trying to debug my php files apache serves a blank page with 503 service unavailable. Of course slow ...
2
votes
1answer
4k views

iis 7 worker process memory leaks / hangs

From my diagnosis the worker process stops responding randomly, the server becomes very slow with 100% cpu utilization. I'm not certain but I think its because of w3wp.exe process which is my app ...
0
votes
2answers
139 views

How to debug Apache issue or upgrade Apache

Something (dunno what, perhaps GIT which I just upgraded) is causing my connection to loalhost to work veeeery slowly. Using WinXP Pro. I was thinking to upgrade Apache, but could not figure out ...
11
votes
3answers
29k views

Debugging rules in Iptables [duplicate]

How can I know how many packets were dropped by my iptables rules ?? Is there any debugging mechanism to see which rule is Dropping my packet or Accepting it ??
1
vote
2answers
1k views

Squid 3.1 does not route traffic via ProxyChains

EDIT START To clarify what I need an answer to: What is different in Squid v3.1 vs v3.0? Why does the above difference not work with ProxyChains? What changes do I need to make to Squid 3.1 to make ...
2
votes
1answer
2k views

How to debug a website while running IIS 7?

I am running iis7 on my windows machine for testing purposes. Now I need to have access to the debugger so when something happens I can walk through it. Yet when I put debug lines on my site nothing ...
2
votes
2answers
395 views

Cisco 2811 debug command

Is there a command that allows the debugs to be shown in color. It would be easier for my techs to read the debug outputs. Didn't see any that I could find. Thanks
3
votes
3answers
1k views

Identifying “Lock Timeout” errors on SQL Server 2000

Our ERP software uses a SQL Server 2000 database. When we run a specific task on the software that used to take few seconds, a 300 seconds delay happens and SQL Server returns the error "Lock Timeout. ...
1
vote
2answers
232 views

Where (and how) to put PDB files for custom .NET code?

Our developer sent me a PDB file to help debug a custom application. I currently have my symbol directory set to c:\symbols, and several Microsoft symbols are there in this folder format: ntdll.pdb ...
1
vote
3answers
1k views

Getting debug output from a debian initramfs

I'm attempting to configure a server for a debian lenny on software raid0 and a LVM root filesystem via the serial console and the hosting company's recovery console (basically an ubuntu liveCD). ...
3
votes
1answer
288 views

Windbg: Can't get next object after a Free object

I know that fragmentation typically occurs when an object collected by garbage collection is marked as a "free" block, but the object occupying the next address space is pinned. I can get a list of ...