If you cannot bring the servers back online, verify the member servers are reachable from the ARR server. You can login here. ; × Specify an image to upload: Choose Image Close Insert Image × Post Notification Your post has been identified as spam. This is because you would not see any traffic on the target server and therefore would not know the error code. Reason: Error reading from remote server Apache/2.2.3 (Unix) PHP/5.1.4 Server at routefinder.computing.dcu.ie Port 80 Most of the time, refreshing the page brings up the page, only for http://rlegsoftware.com/502-proxy/502-proxy-error-apache.php
Step 5 – Exit from the Google Chrome Tools menu and the cache will now be cleared. There is very informative bug report in Apache issue tracker - Bug 37770 - proxy: error reading status line from remote server (null). How do I directly display a man page? Change a list of matrix elements Can I travel inside the US with a digital copy of my passport and visa?
It wasn't accurate It wasn't clear It wasn't relevant Submit feedback Cancel Have a question about this article? once in tens of thousands of requests) use a connection handle that had been reset by the application server. I know some developers are keen to ignore standards for HTTP and like to make the client wait for upwards of 30 minutes or so for a response to come back...
Some of these servers run IIS and ASP.NET web applications. The solution The only true and proper solution is to have Apache2, or rather mod_proxy effectively disable HTTP keep-alive. Your understanding of them is correct also. 502 Proxy Error Reason Error Reading From Remote Server Step 1 – Open or launch a browser window on the Android device by tapping the applications menu and selecting the appropriate program icon.
Viewing this in a network trace would show that a Connection: close HTTP header was coming from the destination server. 502 Proxy Error Apache Error Reading From Remote Server Was having same issue and was unable to find root couse. We still have not got back to truly figuring out what was causing the problem, but changing to a 1:1 map for URL to VIP worked. my company To analyze the log, open it in Netmon 3.4 or later.
Step 6 – If the 502 proxy error is still thrown by the browser, it may be necessary to use advanced options to more fully clear the cache. 502 Proxy Error Openshift GENERAL_REQUEST_HEADERS Headers="Connection: Keep-Alive Content-Length: 0 Accept: */* Accept-Encoding: gzip, deflate Accept-Language: en-US Host: test Max-Forwards: 10 User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0) X-Original-URL: /time/ X-Forwarded-For: 192.168.0.204:49247 X-ARR-LOG-ID: This will help if you are tracing the target or destination of the HTTP request: 77. The request can be traced to the server that actually processed it using the same steps used earlier in this troubleshooter, with one exception; while Failed Request Tracing on the destination
Step 5 – Try to surf to additional websites. https://forums.iis.net/t/next/1123546 Yutzy 84 Here is what we have for attributes associated with the VIP • tcp profile - idle timeout 300 seconds, • time wait - 2000 ms • keepalive - 1800 Apache Proxy Iis Problems Going back to a 1:1 mapping of domain URL to VIP and removing this iRule works as expected. 502 Proxy Error Apache Reverse Proxy All rights reserved.
WebIO tracing is described later in this troubleshooter. 502.4 No appropriate server could be found to route the request The HTTP 502.4 error with an associated error code of 0x00000000 generally useful reference Yutzy 84 Here is what we found out: domains mapped to a single external VIP, hitting an Apache RP pair, proxied to an internal domain URL hitting an app tier F5 In the example below, a request timed out because it took more than 30 seconds (ARR's default timeout) to run. 336 2:32:22 PM 7/22/2011 32.6380453 w3wp.exe (1432) WINHTTP_MicrosoftWindowsWinHttp WINHTTP_MicrosoftWindowsWinHttp:12:32:23.123 ::sys-recver starts GENERAL_SET_REQUEST_HEADER HeaderName="X-Forwarded-For", HeaderValue="192.168.0.204:49247", Replace="true" 16:50:21.033 80. 502 Proxy Error Dns Lookup Failure
A 502 proxy error is typically thrown in the HTTP cycle. VirtualBox virtual network adapter? When the error occurs, a server (does not have to be a Web server) is filling a role similar to a proxy or a gateway server. my review here All rights reserved.
Step 6 – Select the “Clear Cache” and if desired, “Clear History” menu options. 502 Proxy Error Chrome What happens to aircraft wreckage? Yutzy 84 I´m not sure if I got your latest update right.
Atlassian Documentation Log in Confluence Knowledge Base Occasional 502 bad gateway from Apache HTTP proxy The content on this page relates to platforms that are not supported for Confluence. Thus in this case of ResolveTimeout or ConnectTimeout you would want to capture a WinHTTP trace for additional insight. This particular error example was created by calling Response.Close() in the ASP.net page after sending part of the response and then calling Response.Flush(). 502 Proxy Error Web Service Removing the custom app tier routing iRule instantly got everything working.
Henry - Thursday, September 3, 2009 11:03:39 AM Firstly, I would like to know the impact of 502 error. Does this trig equation have no solution? ReceiveTimeout: If a response takes longer than this time-out value, the request is canceled. get redirected here Yes, of course I'm an adult!
The source code for the OS was released as open source under the Apache license by Microsoft, and supports the ability for end users to clear the browser cache to help The application is a single page architecture with lots of JSON and Restful service requests. SendTimeout: If sending a request takes longer than this time-out value, the send operation is canceled. The browser tries to download the file (e.g.
If the traffic between the ARR server and the member servers is over SSL, then WinHTTP tracing on Windows Server 2008 or WebIO tracing on Windows Server 2008 R2 may provide Yutzy 84 Oh, one more thing. Step 1 – Double click the Chrome program icon located on your computer’s desktop to launch the application. Tom Kaminski (former IIS MVP 2002-2010) http://mvp.support.microsoft.com/ Reply azkotoki 1 Post Re: Intermittent 502 Proxy Error Jul 23, 2007 06:46 AM|azkotoki|LINK Hi, If you have control over the apache server config,
Reason: Error reading from remote server It seems quite random although when it happens, it seems tied to the session, then after a period of time gets reset and we don't Step 4 – Check the “Temporary Internet Files” and “Cookies” check boxes followed by clicking the “Delete” menu button. Our difference is we have Apache->F5->IIS vs Apache->IIS Again, any help or suggestions is greatly appreciated. 0 Comment made 13-Aug-2014 by David Larsen F5 Can you provide your F5 configuration information Step 2 – Clear the web browser’s cache to ensure that the error is not being thrown due to a legacy issue with the problem webpage or other website that you
What exactly timed-out? Periodically, (about 1 in 5 page loads) we get a 502 proxy error. 502 Proxy Error The proxy server received an invalid response from an upstream server. When was this language released? The solution was instead of having a single VIP for Dev, then an iRule to route Dev1, Dev2, Dev3 move to a single VIP for a single URL and remove the
share|improve this answer answered Feb 25 '13 at 22:50 Victor Piousbox 1,75022044 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google I wrote a book and am getting offers for to publish.