An instance of a running computer program.

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539 views

Postfix server begins send spam immediately after starting

I've installed a postfix server on a debian OS & also I've installed apache 2.0 with PHP on same machine. Several days ago my server begun to send a lot of spam messages via postfix. I understood ...
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1answer
66 views

request tracker 4 running standalone and number of child processes

I'm running request tracker 4 standalone, which means with not any http server in front. My problem is that once I launch the server as in: /usr/bin/perl -w ...
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1answer
209 views

What could cause a PHP script run as a cron job to end up in D state?

My server is running Ubuntu 12.04 LTS (precise) and I'm having a weird issue. The server is hosting a large website which is used for data collection. The website is in PHP and uses Zend Framework. ...
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1answer
311 views

How can sleeping processes in “top” be using a percentage of CPU?

When we run top we occasionally see a sleeping, "S", process which is using %CPU; I would expect all sleeping processes to use 0% CPU since they are not active. I would expect only running, "R", ...
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1answer
42 views

How do I restart a process someone else is using

I'm pretty new to ops so please don't mind if use the incorrect terms. I have a program that runs on another box. I need to restart the program after I deploy code to it, via capistrano. I tried ...
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1answer
145 views

How to get process not responding on remote server with Powershell

I don't understand, responding is empty on remote serveur. Get-Process explorer -ComputerName vcass1 | select name,id,responding Name Id Responding ---- ...
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votes
2answers
2k views

What are the taskkill.exe exit codes?

Is there a list of known exit codes (errorlevel) for TaskKill.exe? Does this vary with the Windows version? I'm mostly concerned with Windows 7 and server 2008r2.
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2answers
97 views

Can many low priority processes have effect on speed of other higher prioritized processes on the server?

So here is the situation: We have a couple of linux servers which we use for our work. So one of the users has a script running (just for fun, no work), which distribute a ton of other scripts to all ...
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1answer
972 views

How do I prevent a nohup process from being killed when ssh connection fails

I'm having an odd problem. I have a server process that gets started with nohup, and persists across logout and re-login just fine. However if I leave myself logged in and then get the "broken pipe" ...
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1answer
511 views

List environment variables of a running process on AIX without character limit

Today I was trying to debug an issue where a process was not picking up the correct environmental variable. It took us hours before we realized that it wasn't picking up the correct variable. I tried ...
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1answer
618 views

Count how many rsync process are running on unix machine

I am using Unix machine $ uname -a SunOS machine-name 5.10 Generic_127112-11 i86pc i386 i86pc How would I get the number of rsync process running on my unix box. I tried $ ps -ef | grep rsync ...
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1answer
31 views

Tracking down high CPU core utilisation

I have a system with 24 cores and for some reason only the first core is at 100% utilisation while the others are in the range of 20-25%. I would like to get all processes that are running on the ...
0
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1answer
264 views

Comprehensively List HTTP Requests (IPs, URLs, etc)

Is there there a way to show a list of apache/httpd processes with their pids and some information about the request? Like request url, any params, domain, internal/external IP address, etc. I've ...
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3answers
201 views

Why “jobs -p | kill -n 15” doesn't work?

I'm very new to Linux. And as a matter of fact I use Cygwin now and not Linux itself. I'm trying to install RVM (Ruby Version Manager). I was doing rm -r ./.rvm -i command. I wanted to remove .rvm ...
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1answer
126 views

Server processes stall for a few seconds, how can we find the issue?

We have a fairly large VPS running our custom server code (not web servers but game servers), at random times the server seems to stall for a few seconds, how can we track the down the thread / ...
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2answers
2k views

FTP/IIS Error: The process cannot access the file because it is being used by another process

In IIS 7.5 When trying to get current log files using CMD FTP client it gives error 550 error: "The file cannot be accessed because it is in use by another process" Checked processes using procmon ...
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0answers
58 views

SQL, Installation process, my.ini

Recently i decided to install apache + php + mysql separately from each other instead using one of the packets such as wamp,xampp,zend server,etc..., So far i installed apache server with php engine, ...
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1answer
352 views

chkconfig vs /etc/inittab

I had a look at what chkconfig and /etc/inittab - from what I could see both does the same something. If I am wrong, what is the different and which one I should use for specific requirement?
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3answers
202 views

find command from PID

Is it possible to find the command line of a running process with its pid? the output of /proc/pid/cmdline seems that it removes the space character to it is hard to read the output.
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0answers
181 views

Top shows md127_raid1 with high CPU load?

I have a new server, when I use "top" to see busy processes I usually see md127_raid1 either at the top or close to the top What is this process doing? How can I easily verify that the raid is ...
1
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1answer
605 views

How to get /proc/[pid]/cmdline to contain command arguments?

I am running into an issue where some of my Ubuntu/Debian servers do not show the arguments passed to rake in either top or ps. I have tracked this problem down to a variation in output given by ...
2
votes
1answer
37 views

Ensure an application starts logged as a user in a server

I need to ensure an application run on a server alway, as a service do, but for some reason I can't create a real window service. I would like to have this app running as an user with its own desktop ...
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1answer
108 views

how do I kill these from ssh? [closed]

root 813251 813235 0 Feb02 ? 00:00:00 /bin/sh -c /usr/bin/test -x /usr/local/cpanel/scripts/update_db_cache && /usr/local/cpanel/scripts/update_db_cache root 813265 813251 ...
0
votes
1answer
615 views

mod_fcgid error tied in with server lagg?

im relatively new to running my own server and my host don't seem to be giving me up advice or help on the matter either. I run a very popular website and after doing some twitter and fb posts to ...
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1answer
239 views

Is it possible to get zombie process exit status from shell?

If i execute 'ps' command in shell, i can get some processes marked as '' - they are exited, but parent process don't receive they exit status yet. Sometimes, while debugging network apps, i need to ...
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2answers
664 views

Rotate a file that's open and being written at all times

I have an linux application that continually writes logging information into a log file, eg. /var/log/application.log. As the application does not rotate the file automatically, this log file can ...
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4answers
202 views

Grant permission to manage another users processes

I have userA and userB who start processes: userA@server:~$ ./some_command.sh & [1] 30889 I then have a web app running as userC that manages those processes (suspending, resuming, terminating, ...
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0answers
579 views

apache restart: could not bind to adress 0.0.0.0:80

I have a very interesting symptom on one of our webservers. We have a watchdog running, that restarts the apache Process when it hangs. But apache is not able to restart. If i try restarting it ...
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2answers
815 views

how to see process status with full details

I run the script - my_script.ksh as process with 5 long arguments on my solaris/linux machine ( example 1 ) , Later I verify the process by ps -ef | grep my_script.ksh I don't understand ...
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1answer
69 views

Interfacing strace with Process Name instead of PID

How do I implement a wrapper script pstrace in bash that changees the interface of [sudo] strace -c -p [PID] to [sudo] pstrace -c -p [PROCESS-NAME] similar to how killall [PROCESS-NAME] is ...
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votes
2answers
3k views

How can I give a running process priority for bandwidth usage on Windows?

I found myself accidentally starting two large uploads, and since they are single BLOBs, I cannot easily stop/start them, potentially loosing much time. However, I prefer one of those processes to get ...
3
votes
1answer
2k views

How do you force a process to flush the data written to an open file descriptor under Linux?

I have a binary process (with no sources available) running on an embedded Linux system. The process opens a log file (/tmp/dmaosd.log) where it logs what it's doing. The problem is the log gets ...
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1answer
41 views

starting a process unix

When issuing the following command: ps -ef | grep queue I get a list of 5 processes running. root 10001 1 0 2012 pts/5 02:22:04 /usr/local/perl/bin/perl /usr/local/cpi/sss/enroll_req ...
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3answers
83 views

Server Lifecycle But Still Providing Unidentified Services [closed]

I have this older HP ProLiant server that needs to be lifecycled, but there are still some services that are apparently running on it. There are only a few workstations that are being serviced by this ...
0
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1answer
119 views

Is there a benefit to managing programs with a process manager instead of with init.d?

I'm using Redis, Memcached, and Nginx, to be specific, and Supervisor as the process manager, but any general information is helpful as well. Each of the aforementioned programs when apt-get ...
2
votes
1answer
1k views

Cron jobs running twice - Ubuntu server 12.04

I have a couple of simple cron jobs running under root. However, they seem to be running twice, and I can't figure out why. No other users have any cron jobs running and the the only cronfile is for ...
2
votes
1answer
182 views

Overhead of many php-fpm processes on Linux?

I'm migrating the configuration of a webserver that runs PHP applications using PHP-FPM behind nginx. The server has about 40-50 (and growing) vhosts on it. The server is a single CPU VM with 1GB of ...
3
votes
2answers
2k views

Server freeze restarted quickly so how do I find what went wrong?

I have a SQL SERVER DB running on a windows server 2008 (VMWare) Yesterday I could not RDP to it so I ended some RDP sessions which were left logged in. This seemed to solve the problem. However last ...
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1answer
684 views

Why are my uWSGI processes dying immediately?

I'm using Supervisor and the uWSGI Emperor mode. When I set limit-as to 512 (MB), workers die instantly (respawn, die, respawn, die, every 3/4 of a second or so): [uwsgi] workers = 4 threads = 40 ...
2
votes
2answers
568 views

My linux server “Number of processes created” and “Context switches” are growing incredibly fast

I have a strange behaviour in my server :-/. Is a OpenVZ VPS (I think is OpenVZ, because /proc/user_beancounters exists and df -h returns /dev/simfs drive. Also ifconfig returns venet0). When I do cat ...
1
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3answers
735 views

linux/solaris kill many proccess with one command

Is it possible to kill all find process with one command? I do not want to kill each process as kill -9 25295 , kill -9 11994 , etc.. Rather, what I want is a simple way or command that kill all find ...
2
votes
2answers
2k views

Run Python script at startup using upstart

I'm trying to create an upstart script to run a python script on startup. In theory it looks simple enough but I just can't seem to get it to work. I'm using a skeleton script I found here and ...
0
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1answer
76 views

Linux released memory

If My process allocates some big memory and then deallocates, would top or gnome-system-monitor show that my memory usage of that process decreased ? or kernel will still reserve that memory for that ...
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votes
2answers
145 views

Ignoring fork-bomb in Ubuntu [closed]

I got an homework assignment to write a program that checks how many process a user can create (working in Ubuntu). I wrote the code which seems fine in theory. The problem is that when I run it, the ...
1
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2answers
1k views

how to find suspicious process details and its command line arguments

On my Linux server, i am getting a suspicious perl process, which is trying to send spam from my server, using a perl script. Here is the ps -aux output. apache 10078 0.0 0.0 4028 705 pts/1 ...
2
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1answer
275 views

Process listed as 8 character short name in Task Manager

I have a couple of servers with a process that regularly gets stuck. We kill this process with a vbs script that runs the taskkill command (among a couple other things). The issue is that the ...
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1answer
164 views

Show kernel stack usage for a process in Linux

I am trying to determine how much kernel stack is being used by processes on a server. I found a document that indicates that the output from sysrq-t shows the amount of unused stack in the 4th field ...
2
votes
1answer
2k views

Write to stdin of a running process using pipe

I am in a similar situation as in this post But I couln't get the solution provided there to work in my situation as the answer seems related to that question only. In particular, I couldnt ...
4
votes
4answers
147 views

Process for configuring network settings on a headless rack mount device

I'm with a small company that plans to sell a rack mounted network appliance which is configurable via a web interface (think of a router configuration page sort of deal), and I'm wondering in large ...
0
votes
2answers
5k views

Apache: graceful kill fail, sending SIGKILL. How much is too much?

On Apache/2.2.15, is it normal to have one or two "[warn] mod_fcgid: process XXXXX graceful kill fail, sending SIGKILL" per day? After all it's a warning, not an error. Thanks