probed | A unix daemon to perform health check on proxy backends | Proxy library
kandi X-RAY | probed Summary
kandi X-RAY | probed Summary
ProbeD is a transparent health checker service which sits beside a loadbalancer and dynamically remove the upstream services for which health checks fails, Probed is scalable and check health checks asynchronously.
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Top functions reviewed by kandi - BETA
- main is the main entry point for kong server
- start runs the pinger loop for the workQ .
- newKongHealthCheck creates a new kongHealthCheck
- newKongClient returns a new kong admin client
- newWorkerManager returns a new worker manager .
probed Key Features
probed Examples and Code Snippets
Community Discussions
Trending Discussions on probed
QUESTION
State of the application:
- A single virtual machine which runs an apache server.
- Application exposed via the virtual machine's public IP (not behind a loadbalancer)
I have an healthprobe endpoint running that needs probed every few seconds to see if the app is up, and trigger an alert in case it is not.
What are my options? I want to get the healthprobe up and running first, before I move to a virtual machine scale set and a load balancer.
...ANSWER
Answered 2021-Jun-16 at 00:05Under Support+troubleshooting -> Resource health of your virtual machine portal panel, you can set up a health alert. You can then select under which conditions the alert should be triggered. In your case, Current resource status: Unavailable should work just fine. You can also implement a custom notification (E-Mail) under Actions or implement a logic that triggers an Azure Function or Logic App that performs an action when the VM is unavailable.
To detect if your application in Apache server is working correctly you can use a monitoring solution that checks the Apache error logs.
QUESTION
Running a test in Fitnesse gives:
Could not complete testing: fitnesse.slim.SlimError: Error SLiM server died before Header Message could be read.
When using Slim RunnerW.exe to debug my test I get an exception:
System.BadImageFormatException
: Could not load file or assembly 'file:///c:\path\assemby.exe' or one of its dependencies. The module was expected to contain an assembly manifest.
I used ProcessExplorer to check and RunnerW.exe was running in 64bit mode. My code is compiled with "Any CPU", the only difference with another working project is that it is a .net 5 (core) project using FitSharp 2.8.2.1 NuGet package.
After enabling the FusionLog it was clear that it could not load my main test assembly. This is part of the log:
...ANSWER
Answered 2021-Jun-09 at 15:38Some things that finally got me up and running:
1: Do not reference the executable (file ending with .exe
) but refer to the .dll
instead. No matter how it is compiled, trying to load the the .exe file as an assembly will always throw a System.BadImageFormatException
.
2: Fish the .Net Core versions of Runner.exe
and RunnerW.exe
(and their dependencies) out of the NuGet package and use those instead of the older SLIM .Net runners (if you are migrating). FusionLog
does absolutely nothing with .Net Core, so if there is any logging going on then you know that the process is not running .Net Core.
3: If you got the FitSharp projects from GitHub and are linking to the projects instead of using NuGet, then remove the post build actions to copy the files. Instead go to your test project Dependencies
-> Projects
-> fit
open Properties (F4) and set the options Reference Output Assembly
, Copy Local
and Copy Local Sattelite Assemblies
to Yes. Do the same for the FitSharp and Runner projects.
QUESTION
Just wondering if it's possible to pass byte data from io.
I'm trying to extract frames from a gif with ffmpeg then use Pillow to resize it.
I know you can extract frames from a gif with Pillow, but sometimes it butchers certain gifs. So I'm using ffmpeg as a fix.
As for why I'd like the gif to be read from memory is because I'm going to change this so gifs from urls will be wrapped in Bytesio instead of saving.
As for why I have the extra Pillow code, I did successfully get it working by passing an actual filename into the ffmpeg command.
ANSWER
Answered 2021-Jun-07 at 23:03For a single image your code is working fine.
It looks like you are missing proc.wait()
at the end and that's it.
For multiple images, you may take a look at my post here.
You may simplify the code, for working with images.
I made few changes to your code, to make it more elegant (I think):
- You don't need
'-vsync', '0'
argument. - I replaced
'-'
with'pipe:'
(I think it's more clear). - You don't need to set
bufsize
unless you know that the default is too small. - I removed
stderr=SP.PIPE
, because I wonted to see the FFmpeg log in the console. - I added
proc.wait()
afterproc.communicate
.
The code sample starts by building synthetic GIF image file for testing.
Here is the code sample:
QUESTION
End Goal: To have a macOS app to monitor the temperature values from my bluetooth bbq probe, refreshing the data every X mins to keep an eye on it whilst at my desk.
macOS App
JSON structure
...ANSWER
Answered 2021-Jun-04 at 16:22A few things had to change in order to get this to compile and work:
probeData
shouldn't be an Array -- it should be an optional property- That means when you decode, you shouldn't put it inside
[ ]
- Then, in your list, you have to address each item of the
devices
property (see theForEach
)
QUESTION
Overall, I am trying to render images using Unity on a remote cluster.
The cluster does not have an X server; I don't have sudo permissions, or can start a Docker container, but I can start a Singularity container.
My plan is to create a container that would simulate the X Server. I created the following Singularity definition file:
...ANSWER
Answered 2021-Jun-02 at 05:23As mentioned in a separate discussion, Xvfb
is not supposed to be start through startx
or /usr/bin/X
but rather with the supplied run script.
QUESTION
The Qt documentation (https://doc.qt.io/qtforpython-5/PySide2/QtMultimedia/QAudioBuffer.html) says that we should read the buffer from QAudioProbe like this:
...ANSWER
Answered 2021-May-21 at 23:27I ran into the same issue with a fresh PySide2 5.13.2
environment, and running print(probe.data().toBytes())
returned chunks of size 0 which I knew couldn't be the case because other built-in functionality was accessing the data.
I hate this hack as much as anyone else, but if you want to test things it is possible to access the buffer contents this way (please do not use this in production code):
Find out about the datatype, endian-ness etc of your buffer via format, and infer the proper C type that you'll need (e.g. signed int 16).
Extract the printed address from the
VoidPtr
printout, and convert it to an integerCreate a numpy array by reading at the given address, with the given type, and by the given amount of frames.
First of all, somewhere in your app, you'll be connecting your QAudioProbe
to your source via setSource
, and then the audioBufferProbed
signal to a method e.g.:
QUESTION
.NETCore just litters your disk a lot worse, too many versions, too many assemblies, too many standards and no GAC. Hopefully they'll get their act together sometime soon. – Hans Passant Aug 17 '17 at 10:37
No, it just keeps getting worse. : \
Have a .NET Standard 2.0 class library that references Microsoft extension classes. When we deploy to the server, we get runtime binding exceptions. My questions first:
- Why aren't binding redirects being generated for transitive dependencies?
- Since they're not, how do I come up with a full list to add manually?
- How does the compiler know what version to redirect to unless it intends for me to deploy the version it compiled against?
- How do I come up with a list of DLLs to deploy - excluding framework DLLs but including anything that wouldn't be on the server?
- Is a nuget package broken if the assembly version in
\ref\
is lower than the assembly version in\lib\
?
Details:
We have a class library compiling against .NET Standard 2.0... it references Microsoft.Extensions.Configuration.Json
.
ANSWER
Answered 2021-Apr-21 at 22:24For an executable, dotnet publish
; and ship the resulting folder is always correct.
But for a dll compiled against .net standard; I've only had success building a nuget package and referencing it and letting the compiler (whole package thereof) figure out what final dlls the project needs. You can make a nuget package with dotnet pack
.
I have never needed binding redirects to link .netstandard to .net framework.
QUESTION
I am looking at the various implementations of join in Flink. In batch mode, I have come across the hybrid-hash join
and sort-merge join
. In both cases, there is a blocking shuffling that is done before the join and hence the output of the operators before join are materialized to some non-ephemeral storage as is said here.
I am now looking at the stream join case. I have seen an implementation where two hash tables are made for the two inputs. Whenever an input comes it is saved in its hash table and also probed against the other hash tables to produce results. To limit the hash table sizes, we put a window for which an input is saved in the hash table. My first question is:
...ANSWER
Answered 2021-May-14 at 23:02Well, that's exactly how it is implemented for BATCH
.
In STREAMING
you don't have the full Customers table in full, as by definition it is infinite.
For BATCH
, I'll just quote this post from their official blog:
Flink has streaming runtime operators for many operations, but also specialized operators for bounded inputs [...] The batch join can read one input fully into a hash table and then probe with the other input. The stream join needs to build tables for both sides, because it needs to continuously process both inputs
This link also has information on input size: it can spill to the disk. Windowing is not required (but if you specify it, it will for sure help you maintain performance/deployment size requirements )
Now if you're in STREAMING
mode and know that one side won't change, you can still tell Flink about it so it optimizes around that. Use JOIN
FOR SYSTEM_TIME AS OF
for that effect.{ proctime | rowtime }
Temporal joins take an arbitrary table (left input/probe site) and correlate each row to the corresponding row’s relevant version in the versioned table (right input/build side)
However be aware that these probe side request will go right through Flink and look it up in the database if you're using JDBC (make sure you have an index on the join key)
:QUESTION
I'm trying to probe a buffer of DHAV containing an H264 video stream. I use the code below to do that :
...ANSWER
Answered 2021-May-12 at 08:03It's almost correct, first of all initialize the struct to 0 since it has other fields too.
The buffer must have an extra AVPROBE_PADDING_SIZE
zero-filled bytes at the end.
Regarding av_probe_input_format
, if the second parameter is 0
it will only check demuxers with the flag AVFMT_NOFILE
so it's normal.
QUESTION
I am trying to run the code from here https://github.com/vt4a2h/uml-tool and I found myself stuck with this error message:
...ANSWER
Answered 2021-Mar-17 at 17:05You need an X11 server. The first Google result for "WSL X11" is https://virtualizationreview.com/articles/2017/02/08/graphical-programs-on-windows-subsystem-on-linux.aspx which says:
To use WSL with graphical programs, an X server will need to be installed on the Windows 10 system and the DISPLAY variable will need to be set in Bash. Fortunately, there are many X servers that run on Windows; some of the more popular free ones are Xming, Cygwin X, and vcXsrv.
The article above also contains some more instructions on how to start an X11 server and to test that it works.
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