tracing | Application level tracing for Rust

 by   tokio-rs Rust Version: tracing-core-0.1.31 License: MIT

kandi X-RAY | tracing Summary

kandi X-RAY | tracing Summary

tracing is a Rust library typically used in Logging applications. tracing has no bugs, it has no vulnerabilities, it has a Permissive License and it has medium support. You can download it from GitHub.

tracing is a framework for instrumenting Rust programs to collect structured, event-based diagnostic information. tracing is maintained by the Tokio project, but does not require the tokio runtime to be used.
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            kandi-support Support

              tracing has a medium active ecosystem.
              It has 3948 star(s) with 543 fork(s). There are 49 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 403 open issues and 432 have been closed. On average issues are closed in 52 days. There are 95 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of tracing is tracing-core-0.1.31

            kandi-Quality Quality

              tracing has 0 bugs and 0 code smells.

            kandi-Security Security

              tracing has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              tracing code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              tracing is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              tracing releases are available to install and integrate.
              Installation instructions are not available. Examples and code snippets are available.

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            tracing Key Features

            No Key Features are available at this moment for tracing.

            tracing Examples and Code Snippets

            Enable tracing .
            pythondot img1Lines of Code : 42dot img1License : Non-SPDX (Apache License 2.0)
            copy iconCopy
            def trace_on(graph=True, profiler=False):  # pylint: disable=redefined-outer-name
              """Starts a trace to record computation graphs and profiling information.
            
              Must be invoked in eager mode.
            
              When enabled, TensorFlow runtime will collect informati  
            Start tracing .
            pythondot img2Lines of Code : 25dot img2License : Non-SPDX (Apache License 2.0)
            copy iconCopy
            def start_tracing(service_addr,
                              logdir,
                              duration_ms,
                              worker_list='',
                              include_dataset_ops=True,
                              num_tracing_attempts=3):
              """Sends grpc requests to profiler ser  
            Marks the call without tracing .
            pythondot img3Lines of Code : 7dot img3License : Non-SPDX (Apache License 2.0)
            copy iconCopy
            def called_without_tracing(self):
                # We don't count tracing when users load a concrete function directly or
                # call get_concrete_function, so the first call can be not a tracing call.
                if not self._calls_per_tracings:
                  self._calls_per_t  

            Community Discussions

            QUESTION

            Second order import issue in python: What is going on?
            Asked 2022-Mar-11 at 13:39

            I have a rather simple setup:

            ...

            ANSWER

            Answered 2022-Mar-11 at 12:48

            To what I understand, when you are trying to run manually there is no path set as the environment, and when you just do python file.py
            python doesn't know in which environment we are running, which is precisely why, we do sys.path.append, to add the sibling directory path to env.

            In the case if you are using an IDE like spyder or pycharm. you have an option to set the directory in which your program is located, or in pycharm it creates the whole program as a package where all the paths are handled by IDE.

            Source https://stackoverflow.com/questions/71438685

            QUESTION

            Trying to add support for Docker to existing NextJS project but getting "stat app/.next/standalone: file does not exist" error
            Asked 2022-Mar-09 at 08:21

            I am following this guide to add Docker support to my existing NextJS + TypeScript project and deploy to Google Cloud Run: https://github.com/vercel/next.js/tree/canary/examples/with-docker.

            However, the build your container step:

            ...

            ANSWER

            Answered 2022-Mar-09 at 08:21

            In case this is helpful to anyone else, turns out my version for "next" was set to "^11.1.0" and the standalone folder only works for "next" versions "^12.1.0" and above. Updating my package.json fixed the problem!

            Source https://stackoverflow.com/questions/71400016

            QUESTION

            Compose into existing project, No virtual method Int
            Asked 2022-Feb-19 at 22:59

            Cant make compose run in existing kotlin/native project for month now, trying to set default Greeting example to splash instead of its ui, cant make it:

            ...

            ANSWER

            Answered 2021-Oct-02 at 07:10

            The issue is that your compile SDK is 31, you are targetting API 31 (Android 12) and not setting the exported attribute.

            You need to specify android:exported="true" in the manifest.

            If your app targets Android 12 and contains activities, services, or broadcast receivers that use intent filters, you must explicitly declare the android: exported attribute for these app components.

            Source https://stackoverflow.com/questions/69247978

            QUESTION

            Vue 2 based , vue-cli, vue-property-decorator, vue-class-component, Vuetify, project migration to Vue 3
            Asked 2022-Feb-18 at 14:50

            I am working on project upgrade from Vue 2 to Vue 3. The code base changed according to Vue migration documents: https://v3.vuejs.org/guide/migration/introduction.html#overview. I have mismatch of above mentioned libraries. Does somebody has a running project and would share their working library versions

            Current mismatch error is :

            ...

            ANSWER

            Answered 2022-Feb-18 at 14:50

            My colleague solved it by moving to Vite. My suggestion would be to drop webpack and use Vite instead.

            Migration guide for Vue 2 to 3 here: https://v3-migration.vuejs.org/ Vuetify migration guide: https://next.vuetifyjs.com/en/getting-started/upgrade-guide

            Source https://stackoverflow.com/questions/70909114

            QUESTION

            What is 'serviceability memory category' of Native Memory Tracking?
            Asked 2022-Jan-17 at 13:38

            I have an java app (JDK13) running in a docker container. Recently I moved the app to JDK17 (OpenJDK17) and found a gradual increase of memory usage by docker container.

            During investigation I found that the 'serviceability memory category' NMT grows constantly (15mb per an hour). I checked the page https://docs.oracle.com/en/java/javase/17/troubleshoot/diagnostic-tools.html#GUID-5EF7BB07-C903-4EBD-A9C2-EC0E44048D37 but this category is not mentioned there.

            Could anyone explain what this serviceability category means and what can cause such gradual increase? Also there are some additional new memory categories comparing to JDK13. Maybe someone knows where I can read details about them.

            Here is the result of command jcmd 1 VM.native_memory summary

            ...

            ANSWER

            Answered 2022-Jan-17 at 13:38

            Unfortunately (?), the easiest way to know for sure what those categories map to is to look at OpenJDK source code. The NMT tag you are looking for is mtServiceability. This would show that "serviceability" are basically diagnostic interfaces in JDK/JVM: JVMTI, heap dumps, etc.

            But the same kind of thing is clear from observing that stack trace sample you are showing mentions ThreadStackTrace::dump_stack_at_safepoint -- that is something that dumps the thread information, for example for jstack, heap dump, etc. If you have a suspicion for the memory leak in that code, you might try to build a MCVE demonstrating it, and submitting the bug against OpenJDK, or showing it to a fellow OpenJDK developer. You probably know better what your application is doing to cause thread dumps, focus there.

            That being said, I don't see any obvious memory leaks in StackFrameInfo, neither can I reproduce any leak with stress tests, so maybe what you are seeing is "just" thread dumping over the larger and larger thread stacks. Or you capture it when thread dump is happening. Or... It is hard to say without the MCVE.

            Update: After playing with MCVE, I realized that it reproduces with 17.0.1, but not with either mainline development JDK, or JDK 18 EA, or JDK 17.0.2 EA. I tested with 17.0.2 EA before, so was not seeing it, dang. Bisection between 17.0.1 and 17.0.2 EA shows it was fixed with JDK-8273902 backport. 17.0.2 releases this week, so the bug should disappear after you upgrade.

            Source https://stackoverflow.com/questions/70709971

            QUESTION

            Understanding Grossman & Zeitman's Algorithm
            Asked 2022-Jan-10 at 17:30

            I've read the paper An inherently iterative computation of Ackermann's function, published by Grossman & Zeitman in which they present an algorithm which optimizes Ackermann's function.

            We know that the Ackermann function produces the result in the subsequences A(m,n)

            m=0: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17,...
            m=1: 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18,...
            m=2: 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33,...
            m=3: 5, 13, 29, 61, 125, 253, 509, 1021, 2045, 4093, 8189, 16381, 32765, 65533,...
            m=4: 13, 65533,...

            It's stated that the Next array is to keep track of where we are in each subsequence, and the Goal array is to keep track of where we need to reach before transferring the value just calculated to the next subsequence. And all it does is incrementing 1 to the value:

            ...

            ANSWER

            Answered 2022-Jan-10 at 17:30

            I've read over the paper to get a sense of what algorithm they're proposing, and it's actually not that bad when you get the hang of it.

            The basic idea is the following. We have a two-argument version of the Ackermann function defined as follows:

            • A(0, n) = n + 1
            • A(i, 0) = A(i - 1, 1)
            • A(i, n) = A(i - 1, A(i, n - 1))

            The approach the authors suggest is essentially a space-optimized, bottom-up calculation of the Ackermann function. Rather than give the final version of their algorithm, let's see if we can instead derive it from the above rules. We'll imagine filling in a 2D table where each row corresponds to a different value of i and each column corresponds to a value of n. Following the convention from the paper, we'll place the row for i = 0 on top, like this:

            Source https://stackoverflow.com/questions/70601131

            QUESTION

            ActiveStorage - Could not find or build blob: expected attachable, got #
            Asked 2022-Jan-06 at 11:29
            Steps to reproduce

            Gems

            ...

            ANSWER

            Answered 2022-Jan-06 at 11:29

            First you need to create blob file in case of active storage.

            Source https://stackoverflow.com/questions/70550808

            QUESTION

            Angular zone.js - zone-evergreen.js error : t.getElementsByTagName is not a function
            Asked 2021-Dec-02 at 16:55

            I have an app on Angular 11 that just started getting errors (around an hour ago, without any update or anything) on all browsers, all environments (local / staging / prod) at the same time:

            ...

            ANSWER

            Answered 2021-Dec-01 at 15:55

            Solved! After 2 hours, we finally found the culprit: a Hubspot (CRM) script imported in index.html ... (apparently it broke the HTML structure)

            We removed the

            Source https://stackoverflow.com/questions/70186776

            QUESTION

            where is istio filtering trace headers like x-b3-*
            Asked 2021-Nov-30 at 09:14

            I see istio is adding x-b3-traceid, x-b3-spanid and other headers to the incoming request when tracing is enabled. But none of them are returned to the caller.

            I am able to capture the x-b3-traceid in the log and can find it out in Tempo/Grafana. I can see the traceid at the istio envoy proxy (sidecar), I am able to access the header using EnvoyFilter.

            Can someone let me know where it is filtered?

            ...

            ANSWER

            Answered 2021-Nov-29 at 09:08

            TL;DR these are the headers so that jaeger or zipkin can track individual requests. This application is responsible for their proper propagation. Additionally, they are request headers and not response header, so everything works fine.

            Explanation:

            It looks okay. First, let's start with what these requests are:

            Source https://stackoverflow.com/questions/70085576

            QUESTION

            Why I'm getting Cannot read property 'tagName' of null on a SVG?
            Asked 2021-Oct-29 at 05:21

            I'm getting this error after I've updated the packages in my package JSON file.

            ...

            ANSWER

            Answered 2021-Oct-29 at 05:21

            As discussed in the comments you should update your webpack configuration to handle loading svg files. inside the module.rules array you should add the following:

            Source https://stackoverflow.com/questions/69763661

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install tracing

            You can download it from GitHub.
            Rust is installed and managed by the rustup tool. Rust has a 6-week rapid release process and supports a great number of platforms, so there are many builds of Rust available at any time. Please refer rust-lang.org for more information.

            Support

            Tracing is built against the latest stable release. The minimum supported version is 1.49. The current Tracing version is not guaranteed to build on Rust versions earlier than the minimum supported version. Tracing follows the same compiler support policies as the rest of the Tokio project. The current stable Rust compiler and the three most recent minor versions before it will always be supported. For example, if the current stable compiler version is 1.45, the minimum supported version will not be increased past 1.42, three minor versions prior. Increasing the minimum supported compiler version is not considered a semver breaking change as long as doing so complies with this policy.
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