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Questions tagged [hung]

62 questions
39
votes
5 answers

jupyter notebook takes forever to open and then pages unresponsive - [MathJax] issue

I'm trying to open a jupyter notebook and it takes a long time and I see at the bottom it's trying to load various [MathJax] extension, e.g. at the bottom left of the chrome browser it says: Loading [MathJax]/extensions/safe.js Eventually, the…
profhoff
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15
votes
5 answers

Stop reading process output in Python without hang?

I have a Python program for Linux almost looks like this one : import os import time process = os.popen("top").readlines() time.sleep(1) os.popen("killall top") print process the program hangs in this line : process =…
Barakat
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10
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2 answers

windows service written in c# .NET 4 vs2010 will not install on Server 2008 R2 Enterprise

I've written many versions of windows services and installed them on a 64-Bit system with 32 GB running Server 2008 R2 Enterprise. I create the services using this recipe: http://msdn.microsoft.com/en-us/zt39148a.aspx "Walkthrough: Creating a…
gerryLowry
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5
votes
0 answers

lots of dhcp requests until cannot fork and server become inaccessible

I've started a new instance (i-d23f3a5c) 2 months ago and it's becoming inaccessible every day. Looking at /var/log/messages I can see the dhcp client is requesting a lease quite often and at some point the message "dhclient1306: fork: Cannot…
user3645742
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5
votes
5 answers

Debugging hung php

I have a php web application that is occasionally hanging. When I navigate to the page it will just sit there trying to load for hours, even though max execution is 210. This is an application uses curl behind a proxy to download stuff. Error…
Glen
5
votes
2 answers

How to Interrupt/Stop/End a hanging multi-threaded python program

I have a python program that implements threads like this: class Mythread(threading.Thread): def __init__(self, name, q): threading.Thread.__init__(self) self.name = name self.q = q def…
NRS
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4
votes
2 answers

Diagnosing an app that fails to halt

Our Windows app is often hanging in memory and I'm trying to use windbg to track down the problem. I'm very new to windbg and could use some advice (I have started to read Advanced Windows Debugging though). The app is a mix of C++ and COM objects…
criddell
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4
votes
4 answers

Updating client UI while waiting for DataSnap

I created a MDI Delphi app in Delphi XE2 that connects to a DataSnap server via a TSQLConnection component (driver = datasnap). A right-click on the TSQLConnection at design-time lets me generate the DataSnap client classes (ProxyMethods). My goal…
James L.
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4
votes
3 answers

Runtime.exec causes duplicate JVM to hang indefinitely until killed (Solaris 10)

All, We are running a J2EE application on WebLogic server 9.2 MP2 with a jrockit 64-bit JVM (27.3.1) on Solaris 10. We call use runtime.exec to call an executable called jfmerge to create PDF documents. We have found that in Solaris, when…
John
3
votes
3 answers

How do I detect that a PHP CLI script is in a Hung state

I am using supervisor (http://supervisord.org/) to daemonize a fairly standard PHP script. The script is structured something like: while (1) { // Do a SQL select // for any matching rows, do something // if I have been running for longer than…
Shaheeb Roshan
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3
votes
2 answers

JSch session.connect() hungs with CoreFTP

I have CoreFTP configured for localhost and the next code: JSch.setLogger(new MyJschLogger()); //class for console output Session session = jsch.getSession("user", "localhost", 21); Properties config = new…
ILYA
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3
votes
0 answers

Xcode 7.3.1 project crashed and now hung while opening

I was modifying some autolayout constraints and Xcode was starting to slow down in terms of response time. Then it crashed. I have since tried : 1. reopening the project 2. reopening another project 2. rebooting and reopening Everything I've tried…
branimal
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3
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0 answers

The application sporadically hung forever

I've bothered for a question for weeks. The UI of my application sometimes would run into busy forever, the cursor is circle round and round and the UI seems cannot accept any click event. and this is sporadic. Today I'm lucky to get this happend…
Sparkling
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3
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1 answer

detecting deadlock in a hung C# application using windbg

My multithreaded app in C# 2.0 using threadpool hangs every few weeks or so in prod. I did a syncblk !syncblk Index SyncBlock MonitorHeld Recursion Owning Thread Info SyncBlock Owner 201 05b9493c 979 1 05bc1040 bcc 45 …
bsobaid
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2
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1 answer

Remote Get-WmiObject call fails when within Start-Job scriptblock

Alright, I've tried to figure this out, but figured it's time to ask the interwebs. I'm wondering if this is a bug or what. I'm trying to start jobs against multiple computers to determine which database names reside on them. My Computer1 system…
Tom
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