Questions tagged [aix]
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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Previous month in AIX [duplicate]
I would like to get previous month in my AIX env.
date +%B-\%Y -> gives me February-2023
I need to get January-2023
Any idea which command?
Thanks in advance
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Configuring AIX auditing for rmdir and syslog collection
How can the auditing feature in an AIX Unix system be configured to collect information about the removal of a directory (though rmdir) and send it to syslog?
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Mediawiki on AIX, PHP-component missing
My OS-Version is AIX 7.2.5.3 (oslevel -s shows "7200-05-03-2148") and i try to install a Mediawiki (1.39.1). I used the RPM-packages from the "AIX Toolbox for Open Source Software" ...
- 153
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4
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317
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Sort by 3 different columns with numbers and text aix
I am trying to perform a sort by 3 different columns in the correct order on an AIX system.
The below is an extract of a larger file that displays the longest running runtimes between the open ...
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3
answers
181
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How to convert seconds to hh:mm:ss.ms when getting difference between 2 times
I performed a calculation that converts current timestamp giving milliseconds as well using perl command such as below:
perl -MTime::HiRes=time -MPOSIX=strftime -e '
$now = int(time() * 1000);
printf &...
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2
answers
109
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Update /etc/group in AIX with sed
I need to add Centrify/AD accounts to local root groups, which is why I need to manually edit /etc/group as the AD accounts are not recognized via adding the "proper" way, across all of our ...
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1
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List of sessions for ncftpd per user
I am dealing with an AIX 7.1 server running ncftpd 2.8.6.
I can count the sessions of established connections counting the number of ncftpd processes.
However, how can I list which ncftpd users are ...
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1
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IBM AIX - Method to identify Cluster or HA services
I am keen to learn if existing IBM AIX servers from different location have Clustering/HA features. Kindly let me know the steps to check. Thanks.
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2
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60
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korn shell Store for loop output "values" in array and pass to another loop
Need help with array in korn shell. I need to pass the values from first for loop to 2nd loop.
The first loop returns
/opt/IBM/db2/V11.5
/opt/IBM/db2/V11.5.8
/opt/IBM/db2/V11.5.8
Then I am greap &...
2
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1
answer
44
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Blocking a specific port
I need to block specific ports temporarily on AIX 7.2 to simulate an application using this port. I am developing a workaround for an application ignoring the entries in /etc/services and using ...
- 153
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Switch user using EOF does not work su - ${instance} <<'EOF'
I am running a ksh script from root where I switch (su) to different users and execute the commands. But, some reason EOF does not. Here is part of my code.
This part of the code does not work su - $...
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1
answer
71
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Find if network interface is a virtual device in AIX
In Linux we can use /sys/devices/virtual/net/<if_name> if the if_name is present under the directory, the device is virtual.
In AIX do we have any way to check if an interface say en0 or lo0 is ...
- 131
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2
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171
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How to use asterisks in awk if statment
I have a scenario where I need to print a line, but using an awk if to search for a number the is appened with a double colon with more numbers:
See below example:
test1 test2 37:375003 test3 test4
...
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1
answer
211
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How to check if the disk is shared in Linux and AIX? [closed]
How to check if the disk is shared in Linux and AIX?
For example, let's say we have the /dev/sdd in srv1 and srv2 hosts and the disk must be shared across the two servers (the same disk). How can we ...
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349
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Getting a permission denied while invoking remote server script and command in if loop is not working properly
We have two servers, one is aix and other is linux, so from our linux server, i am trying to invoked script that is located on aix to minimise script execution time.
code:
On linux machine
ssh user@$...
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How to get CPU statistics PER PROCESSOR on AIX without requiring root privileges?
I want to get the per processor statistics for my AIX machines. I can use the ‘sar -P ALL 1 1’ (Documentation) command but it requires root privileges.
Is there a command that can give me PER ...
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4
answers
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Exclude last N lines that has been last modified from list and with file extension ending in .gz
I want to use the find command on AIX to exclude files ending in .gz, and it must also exclude the last 2 lines from the list. For example, inside the directory, I have:
shop14_0_Log0002019754.gz
...
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2
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136
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In AIX, how to avoid overwrite a file with cp?
We need to periodically archive some big files older than 2 days to a NAS while keeping their directory tree structure. Those files are kept for 7 days in the source directory.
At first we used find ...
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2
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Sort absolute directory path alphabetically and numerically
I am having difficulty finding solutions online to sort an absolute directory path using letters and numbers.
Example is the below in a file called test.txt
/opt/informix/data/dcdwhdev/rootdbs.2
/...
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Installing AIX 7.2 from two iso files, using QEMU under CentOS 8
I'm trying to install AIX 7.2 having it on two iso files, virtualizing with QEMU version 4.2.0. I've created a disk file using the following command:
qemu-img create -f qcow2 hdisk0.qcow2 20G
Then I ...
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vote
1
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Display branch name in $PS1 on ksh88
I want to display my current git branch in the prompt in ksh88.
I'm working on a legacy project, when the backend run on IBM's AIX, with a mandatory ksh88 shell. I can switch to say, bash, for some ...
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Dnf/Yum repository install on AIX 7.1 ImportError: 0509-022/0509-150 libcrypto
I am trying to create a Yum/Dnf Repository for an offline AIX 7.1 and I've downloaded all the repos by using the reposync on a linux machine that was connected to the internet.
I've installed the Dnf ...
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1
answer
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Crontab scheduling for specific option
I need to add a crontab entry which runs every quarter ,on second sunday ,at 02 am.
Which of the below one is correct? the OS is AIX.
00 02 8-14 */3 0 && /myscript.sh
or
00 02 8-14 */3 * [...
- 135
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2
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249
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ksh on AIX - pwd in prompt does not update when changing folders
I'm very new to AIX as well as ksh, but I currently have some downtime at work and am trying to configure my prompt to be both colored and show my current location.
At the moment, I get the correct ...
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1
answer
447
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How do I disable mount on AIX?
I want to disable mount mentioned in /etc/filesystems. (By disabling I mean set the mount option to false).
I heard, that the /etc/filesystems file, should not be edited directly, so I don't want to ...
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1
answer
137
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Script to monitor and alert for new orphaned pids
How would you go about detecting and alerting about newly orphaned pids? I would like to cron a script that checks once a day for any orphaned pids (PPID = 1) for a specific user and only alert if a ...
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vote
1
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AIX ACLs difference "permit" versus "specify"
What's the difference in AIX ACLs with permit versus specify:
This is what the documentation says:
"The permit, deny, and specify keywords are defined as follows:
permit
Grants the user or ...
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526
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How do you install NodeJS on AIX?
I am currently running a server running AIX 7.1 and was wondering how I install NodeJS.
I cannot seem to find the apt-get package manager, nor the yum package manager? How do I go about doing this?
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1
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273
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Install oracle on an AIX VM virtualizing with QEMU
I installed a Linux VM in the virtual box, and inside it I installed the QEMU package and virtualized an AIX 7.2 image. The entire installation went correctly.
But when I try to install an Oracle ...
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3
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258
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How to grep below match criteria
I have a task that requires some logic in order to grep for lines
between a section:
I have in a file the below contents:
1856 /dev/informix/chunkbig10_1039
eppix:'informix'.lsc_ix1 212995
eppix:'...
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1
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aix grep lines before and after match [duplicate]
I am trying to grep for 5 lines before and after a match. Since I am using AIX I do not have the GNU feature of :
grep -B 5 -A 5 pattern file
Is there a way to do this with grep, awk, perl, sed, ...
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How can AIX jfs2 snapshot size be less than size of the data on the fs?
On every OS I ever create the snapshots of size bigger than the occupied fs space.
For example: if I had a fs called /try of 250GB but the space used is 100GB I will create a snapshot of 100GB or a ...
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83
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Aix: why program mail ignore the mbox setting?
On AIX, I want the mail program to use /root/.mbox instead of default /root/mbox.
I edit mailrc
vim .mailrc
set MBOX=/root/.mbox
the result is not good
mail
Mail [5.2 UCB] [AIX 5.X] Type ? for help.
&...
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2
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search multiple files for a string on AIX
I was trying to search multiple files for a string like this. Using AIX if this matters.
grep -r "gap" /u/user/.History/
/u/user/.History/server/user:
/u/user/.History/server/user:
This ...
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1
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ftp fails in AIX startup
I have a script in AIX that runs a ftp to make a FTPS connection to another host running vsftpd server.
/usr/bin/ftp -snv host 8081 <<END_SCRIPT
debug
user anonymous pass
passive
binary
debug
...
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2
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1k
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AIX 7 - Command To Check If Never Used User Accounts Are Locked
On AIX 7, I am trying to craft a command that would check the user accounts on my system that have never logged in and to check if they are locked. If a user account that has never logged in exists ...
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1
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154
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SNMPv3 on AIX from Linux shows authentication failure
I want to use snmpv3 on AIX, the client is Linux which use snmpwalk command
On AIX side I first create the hash of the password
pwtokey -p HMAC-SHA -u auth mypass 192.178.0.37
the command return this ...
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AIX: Is safe to delete those files?
On my AIX Workstation I see a lot of tmp files in etc
find /etc/snmpdv3.director.tmp*|wc -l
203
Is safe to delete those files?
Some of them are from 2017, other 2020, other from last month.
The ...
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Command To Check If Users In /etc/passwd Exist In A Different File
Is it possible to query the /etc/passwd file to view all user UIDS less than 200 and to check if those users are within a file such as /etc/ftpusers?
So far, I have managed to craft the command below ...
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How do I resize image jpg/png files in AIX based systems through linux commands (Not UNIX)
How do I resize image jpg/png files in AIX based systems through linux commands (Not UNIX).
I have already seen ImageMagick tool in many forums but it's only for unix based systems like ubuntu but it ...
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643
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AIX: how to see the contents of a service?
On Linux when I want to see contents of systemd service I run:
systemctl status myservice
I see the XML, I do cat and I see which command, script and vars use this service.
On Solaris I use:
svcs -xv ...
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AIX create directory when copying
What is the best way to create a directory that does not exist when copying files in AIX? Something like this:
ssh server1 'cp -R ~user1/bin/log ~user2/bin/log'
cp: /u/user2/bin/log: No such file or ...
- 1,071
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2
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387
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How are vcpus distributed in AIX LPARs?
I'm reading some docs about LPAR on AIX/IBM server
I have this schema:
+---------------+------------------------------------------------------------------------+
|LPARS |Virtual cpus | ...
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AIX and rpm problem
Today on Aix 7.1 with yum
yum -y update
Dependencies Resolved
======================================================================================================================================
...
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356
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AIX 7 - Command To Check Histsize Is Set Correctly For All Users
I am checking to see if the minimum password history setting is set to 6.
Using the command below, I am able to check the default stanza:
lssec -f /etc/security/user -s default -a histsize
Can this ...
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203
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Run x86 Virtual Machine in a AIX Standalone Host
I need to run a Linux Debian x86_64 system/guest in a IBM POWER7 (big-endian) AIX 7.2 standalone (no HMC) host. Is there another solution besides try to experimently install QEMU from source code? ...
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3
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120
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Find command question - how to list subdirectories and files under a directory without listing the base directory
Find command - how to list only subdirectories and files under a directory without listing the base directory, which is passed as a parameter.
Example:
find /abc/def/ghi -mtime +10
Above command ...
2
votes
2
answers
1k
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AIX - Using Sed To Replace A String In A File
On RHEL, I am able to utilize the sed -i command to replace a string within a file, however, on AIX, it seems like the same -i parameter cannot be used.
I have a file called abc.xml that contains the ...
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1
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26
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Increasing the width of messages listing in mail prompt
How to increase the width of listings in mail command prompt? Especially the message listing with the command h.
The current listing is truncated at 80 characters as showing below:
$ mail
Mail [5.2 ...
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445
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Shell Parameter expansion not working in AIX
I'm trying to substitute a specific string that isn't working in AIX but when I run it on RHEL I'm able to get the expected output.
Here's the command:
filename=25_032021_abcdefghijklmn.txt; mv /u/foo/...
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