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Start with:

# who See man page for options

And


# ps
See man page for options

Try:

# ps -eaf

A similar thing is possible in (recent) bash with the extglob option set:
shopt -s extglob
for DIR in !(AL|LA)/; do echo $DIR; done should list ALL directories except AL and LA.

You didn't specify, whether you want to use a specific shell for your script. If it is fine for you to use zsh, there is an interesting features which allows you to do globbing, but to exclude...

Your two commands recursively remove directories that match the pattern. The patterns are:-
/home/??*/folder_* - files and directories called folder_ or anything starting folder_ under /home that...

its wildcard

refer more details from this link (http://www.robelle.com/smugbook/wildcard.html)

? any single character, except a leading dot
* zero or more characters, except a leading dot
[...

OK, the picture is clearer now, but still not entirely conclusive:



I suppose by "smpt" you mean "SMTP", which is "Simple Mail Transfer Protocol". This is a specialized protocol (based on the...

What exactly do you mean by "waiting for tcp"? TCP establishes so-called "virtual channels" for communication. Think of them like telephone connections: you dial a number and once someone picks up at...

Perhaps "beginners error number 2" or so ;-)) : the space to a file is released only when the last process opening the file has ended. before this, the system-call unlink(), which really destroys the...

You might want check out this thread regarding nproc in RHEL 6.3 or later.

https://bugzilla.redhat.com/show_bug.cgi?id=919793

I was scratching my head other day when java app server failed to...

It is nproc in /etc/security/limits.conf or /etc/security/limits.d/*
This per-user limit is for threads (LWPs, light-weight-processes) rather than processes.
RHEL 6 ships with

rpm -qf...

iirc, it's either /etc/security/limits.conf or a sysctl value.

Hello Phuti,

It would be better to know why you have reached the limit rather than just increasing it. How have you set this limit so far, or is it the default? How many processes do you have,...

man wc ?

There are two methods to setup default project.
1. add entry in file /etc/user_attr for example:

gregory::::project=projectname
2. create project with a special name for example:
-user.gregory...

Configuration of kernel parameters for current project can be displayed with this command:

root@testserver # prctl $$
If you want display parameters for project used by oracle you should login as...

have you checked the solaris documentation? you can find it at Oracle Documentation (http://docs.oracle.com)

You can use truss or dtrace to find out if the process you are analysing is using the kaio system call or not.

df -h | sed 's/ //g' | awk -F "[G%]" '{ if ( $4 > 90) print;}'

Please use next time code tags (https://www.unix.com/how-post-unix-linux-forums/167686-forum-video-tutorial-how-use-code-tags.html)...

Try:
awk '{print $5,$6}' OFS='\t' infile

or to also select the lines above 90%:
awk '$5+0>90{print $5,$6}' OFS='\t' infile

On Solaris use /usr/xpg4/bin/awk (you can change the PATH variable...

Assuming ksh, but probably very similar in other shells:-

if <whatever your condition is>
then
((i=`cat statusfile`+1))
echo $i > statusfile
if [ $i -le 5 ]
then
sendmail...