AIX (Advanced Interactive eXecutive, pronounced "a i ex") is a series of proprietary Unix operating systems developed and sold by IBM for several of its computer platforms.

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How to get start time for a defunct process on AIX?

When I run the following commands on AIX: 22:root@SERVER:/root # ps -ef | head -1 UID PID PPID C STIME TTY TIME CMD 22:root@SERVER:/root # ps -ef | grep defunct | head -1 ...
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Unix: a question about xargs

On AIX (but this happens on HP-UX as well), I have GNU ls in my path and it is also aliased as ls. But when i use xargs, it uses the standard Unix ls instead of the alias. For example (flocate is a ...
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21 views

File transfer from AIX to Windows - CR and LF issues (Control Characters)

I have an issue transferring files between Unix(AIX) and Windows. I use the following mount command to mount a Windows folder on Unix. mount -v cifs -n /admin/@dmin -o ...
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94 views

AIX Memory Limits

I cannot find these numbers anywhere on the IBM Web site or even random blogs that Google finds. Questions What is the maximum physical memory size a POWER7 CPU supports? What is the maximum ...
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768 views

how to return to underlying script from tail -f

I have a ksh script, in which I use tail -f to view a log file. How can I terminate the tail process, and continue executing the underlying script? I am running it on AIX 7.1. ...
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AIX: mptconfig equivalent

On hpux i use mptconfig to show speed and other info about scsi controller. There is something similar on aix?
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99 views

Want to grep a date in a file and its next 5 lines

I want to grep the current date in a file, but also output the next 5 lines. How do i do that with the grep or anything else. grep -A 5 file.txt does not work and the output is shown below. Please ...
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1k views

Why alias does not work in AIX (korn shell, .profile)?

I have these files in my home directory: drwxr-xr-x 3 meuser staff 256 Oct 12 13:11 . drwxr-xr-x 102 bin bin 4096 Sep 30 12:28 .. -rw------- 1 meuser staff ...
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20 views

How to check whether my AIX is PPC OR PPC64?

My AIX machine is currently running on 6.1 OS. I would like to know whether it is on PPC OR PPC64, Is there any command other than arch which gives the information about PPC ?
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9 views

Show AIX operator panel status

I think is possible, but I forgot the command line. Is possible to see on the hardware status leds within AIX?
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21 views

assistance with scripting list of users

I'm new to scripting, so far I've created this: #!/bin/sh ( echo List of users in PRD echo $(date) cat /etc/passwd | awk -F: '{print $1,$3,$5}' | sort | \ while read username uid gecos do echo ...
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General problem solving steps when print jobs hang in AIX?

What should I do if jobs are getting stuck in the print queue even after restarting spooling? $ stopsrc -g spooler $ startsrc -g spooler $ lpstat -oQUEUENAME | wc -l; sleep 30; lpstat -oQUEUENAME | ...
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SSH always refuses first connection attempt

There's an AIX box where I work and so I've not got any root access to it. When I connect to it using telnet I can get on fine. When I connect to it using SSH if I put in my correct password on the ...
2
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1answer
82 views

Determine the owner of the session of a process

I am trying to implement a way to determine which user is owner of some process's session, in a way that's as cross-platform as possible. In Linux I can trace the process's pty by following the link ...
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1answer
37 views

What to check in AIX bootlist?

It's OK that we can list the bootlist with: 2:root@server:/tmp/foo # bootlist -m normal -o hdisk0 blv=hd5 pathid=0 hdisk4 blv=hd5 pathid=1 hdisk0 blv=hd5 pathid=1 hdisk4 blv=hd5 pathid=2 hdisk0 ...
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AIX 6.1 — Without root can I get the last failed login for a user i have access to?

I know the information is in the security files but I don't have access and it's more work then I want to do to go to our Unix admins to get the information (everytime the account gets locked which is ...
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995 views

How to kill a ghost process? AIX 6.1

oslevel: 6100-05-01-1016 according to topas: root 1769602 1 93 20 112 0 128 32498:07 87.1 0 0 ldmp_pro according to ps: -bash-4.1# ps -ef | egrep -i "1769602|ldmp" ...
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74 views

AIX CPU usage - how to know how many CPUs running?

Over AIX 6.1 - I do see the following output, it says I have 16 Max Physical CPUs; but there are only 8 active - why is that? The system will use the remaining 8 if needed? Or are they disabled? # ...
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1answer
115 views

PowerVM lpar specific cpu/mem info

I want to get the CPU and memory allocation information from lpars of PowerVM through HMC. I have used lshwres -r proc -m <ms> --level lpar lssyscfg -r proc -m <ms> The fields of ...
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How to investigate TCP, domain socket and similar activity of a process in AIX

I have to collect as much information as possible about a running production system under AIX 5.3. This must not cause any downtime and I may not install any additional software. The final goal is to ...
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1answer
14 views

Boot to non bootable disk using Openfirmware

I tried to virtualize (VIOS partition) Debian 7.8 on IBM 9133-55A (powerpc) server. For some reason both yaboot and grub failed to install on the virtual hard disk. Now I want to start the kernel ...
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X11 oddness - Installer shows squares instead of text. Font issue?

Using X11 and launching of X applications generally works (using xming). However when launching websphere installation (IBMIM) the resulting gui interfaces shows squares instead of letters. Have ...
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grep or find a pattern in all directories [duplicate]

I have an account number 1234-5678, I am trying to find it in all files of directories. I used the below command but no result found. grep "1234-5678" */ Please can someone help me how to find it in ...
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2answers
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mknfsmnt fails with “System call error number -1”

This system is part of a cluster and the other node mounts the nfs share successfully. This is currently the active node which means it has a secondary service ip address. I think this is related to ...
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X11 forwarding to IP doesn't work on some servers. I can't find any config differences

This command allows me to send an xterm to xming on my windows desktop: xterm -display 10.13.18.125:0 (my workstation IP) For the servers that it doesn't work with the IP, It will work for some ...
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Cleanup old /dev/pts files?

My company has a policy that sweeps all files on our AIX servers to see if any are world writeable. They are upset because there are some files in /dev/pts (a few with me as owner) that are world ...
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Next day of the user entered date - date +1 day

I am new to scripting I needed a script in the AIX environment to get the next days date based on the date entered by the user of the script. After hard time browsing for this I got a piece of code ...
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rm: Directory resources is not empty

I'm getting this kind of error when i'm deleting file on my AIX machine. Getting same error for rmdir. venky-19:[/hm/dev/application/backup/ear/] # rm -rf resources rm: Directory ...
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24 views

zwrite handling of “@” symbol

I've been using zwrite to create simple message popups in AIX, and it handles @ symbols weirdly, even when they're strong quoted. I'm running these commands in ksh. As an example, echo '1 @ 2 @@ 3 ...
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1answer
14 views

How to set timeout for piojetd backend on AIX?

Question: If we are not using rembak for print queue backend, rather piojetd, how can we set timeout for it?
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47 views

Text User Interface

I have been working on a shell script, and was wondering if I can put up a text user interface for the shell script. After some searching, I see few people suggest using "ncurses/curses". However the ...
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51 views

Handle compress command error messages on AIX

I am working on production issue and unable to reproduce error message for compress command. Current Solution We have case-esac block in shell wrapper that handles messages as follows; case "$MSG" ...
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Workload partition network

I see on AIX the workload partition wpars are similar to Solaris zones,but there is a difference,on solaris zone i can ping the external network,wpars are by default isolated. Can i ping the external ...
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Find a file when you know its checksum?

I have the md5sum of a file and I don't know where it is on my system. Is there any easy option of find to identify a file based on its md5? Or do I need to develop a small script ? I'm working on ...
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220 views

How to compress the directory and its contents

How do I compress a directory and its contents in ksh on AIX for a file I do compress filename
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14 views

AIX: show video card

How to know wich video card is present in my aix workstation? I have tried: lsdev |grep video lsdev|grep vga prtconf but no info. I see a vga is installed on workstation.
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Another account with same uid as root gets prompted to set new password for root, not itself

After upgrading the os from 5300-06 to 5300-11, this weird behaviour happened. My system had another unix account, let's call it "abc", purposely configured its uid to 0 for working as a root with ...
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119 views

Touch the file to future time stamp

I have created the file which is 30 minutes old by using following command TZ=ZZZ0 touch -t "$(TZ=ZZZ0:30 date +%Y%m%d%H%M.%S)" $HOME/reference Similarly how can I create a file 30 minutes of ...
2
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1answer
69 views

Bash Named Pipe - Atomic Reading

I have set up one script to write to a named pipe, then four scripts to read the named pipe. For most of the entries, there are no problems, but when there is little processing to be done on the ...
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1answer
50 views

Linux compatibility layer for IBM AIX

Most software that runs on Linux can run on FreeBSD using an optional built-in compatibility layer. AIX is based on UNIX System V with BSD-compatible extensions. Is there a Linux compatibility layer ...
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What is the meaning of “${name##*/}” in Shell [duplicate]

I have a code as while read name; do uuencode "$name" "${name##*/}"; done but I do not understand what is meaning of ##*/ in "${name##*/}" Google doesn't give good results. Can someone please ...
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2answers
119 views

Mailx with multiple uuencode attachments and body

I am sending multiple files using following line in my script find . -type f -name "Sum*pdf*"|while read name; do uuencode "$name" "${name##*/}"; done | mailx -s "North Bus Correction" $RECIP Now I ...
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5answers
687 views

Run a script on multiple shells?

I have two servers one AIX with default shell ksh, the other RHEL with default shell bash. I have a script that is mounted on both that will run similar commands but for either AIX or Linux. This ...
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5answers
6k views

Human-readable ls output under AIX?

How can I get human-readable ls output under AIX? There is no -h parameter
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1answer
92 views

Cannot install Sybase ASE on IBM AIX as root

I have a weird problem where I cannot install a Sybase DB server as root on an AIX virtual machine. I'm logged in as root and launching the installer as such: bash-4.2# ./setup.bin -i console ...
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86 views

Start a service at boot and automatically respawn it if it dies under AIX

I'm trying to write a script that can set a service to: automatically restart after killed automatically start during boot up I can do this by using /etc/inittab but some of the AIX server ...
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sed stdin behaviour

Using sed for a direct stdin treatment of data, I expect that a line is treated after the enter. This is what happens when I test on CygWin or Linux but on my AIX, a second new line is needed to treat ...
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36 views

using linux shared library on AIX

Is there a way to use a linux shared library(.so) on AIX? I don't have source code of the library.
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90 views

AIX memory consumption

Question: how can we report the REAL memory usage (without the cache!) using nmon or vmstat or svmon on AIX 6? nmon: vmstat: svmon: Like on Linux, we can use the free command, but it's not ...
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Where is NMon cron job for AIX?

While trying to know where is NMon job configured to run; I do find that it's NOT listed on Crontab (using crontab -l). BUT - the job is currently running as expected, which is weird. See the ...