Unix is a multitasking, multi-user computer operating system originally developed in 1969 by a group of AT&T employees at Bell Labs.

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25 views

Erase old dump tape in Tru64 UNIX

We backup our OLD Tru64 UNIX system (Digital UNIX 4.0F) to DDS3 tapes using the dump command. We want to recycle those tapes to make future backups on when they get too old. I've found the mt erase ...
1
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0answers
30 views

VLAN configuration on HP J9279A

I've tried to set up separate VLAN for lab environment on one of my HP switches (J9279A/J9280A). Network schema: WAN | GW | ...
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0answers
31 views

How to decrypt password protected .gpg file? [closed]

while decrypting PROFILE_EEOUK_1_20140804_001.1.2.txt.gpg file in unix with using the command gpg --batch --passphrase orange123 PROFILE_EETMUK_1_20140805_001.gpg where orange123 is password i am ...
0
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0answers
31 views

php55-session fails to initialize, freebsd / ports

I have installed the extensions, base library and php55-session via ports https://forums.freebsd.org/threads/no-session-support-in-default-php-installation.12565/ but a basic session fails to ...
0
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0answers
26 views

“Permanently added the RSA host key” what does it mean? [migrated]

I'm very new to Unix and things around it, particularly for this question is SSH and authentication. I know that I can create identities (create a pair of public/private key), put it into ssh-agent ...
-1
votes
1answer
46 views

date and sleep during leap second [closed]

Did you ever watch what happens with a sleep during a leap second or what date will show us? Most UNIX systems can handle a sleep with a fraction of a second and the date command can display ...
0
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0answers
19 views

Openfire how to fix? Error creating secured outgoing session to remote server

I have a OpenBSD server 5.6, in this server install Openfire 3.9.3. But I am getting the following error: error.log 2015.02.16 08:59:44 org.jivesoftware.openfire.session.LocalOutgoingServerSession ...
0
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0answers
25 views

Environment variables using AWS CodeDeploy

I have a web application that utilizes environment variables for some of its configuration (DB credentials, API keys, etc). I'm currently using Elastic Beanstalk for deployment and can easily set ...
0
votes
1answer
27 views

catch bash script output from expect, expect hangs

I currently use expect to pass password to rsync to copy files across unix servers test.sh ./expect.sh $password rsync -azvr $username@$host:$file ./$dir expect.sh #!/usr/bin/expect -f ...
0
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0answers
2 views

how to add server column to adsm_k event query

My current adsm_k query for server group opsfile is "opsfile:q ev * prod_ begindate=-1 enddate=today node= exceptionsonly=yes" it returns the scheduled start, actual start, schedule name, node ...
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0answers
13 views

how to migrate unix jobs scheduled via “at”

I've scheduled a bunch of jobs via "at"(listed by atq), then I had to do an OS reinstall. The original OS disk is intact, can I migrate the "at" jobs. How are they stored?
1
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2answers
44 views

server maintenance to prevent fsck failures

once in a while after a reboot I found fsck would fail on OS disk and booting becoming impossible on many of my servers. and then I had to reinstall OS and do data migration from the failed OS disk. ...
0
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0answers
29 views

Writing to Unix Domain Socket from rsyslog

I want to write output messages from rsyslog to a Unix Domain Socket. I want to do this so that I can read the messages from that socket using my script and parse log messages further. I try to use ...
11
votes
4answers
731 views

Copy file permissions, but not files in Unix

(From : http://stackoverflow.com/questions/15245144/copy-file-permissions-but-not-files, closed because off-topic) I have two copies of the same directory tree. They almost have the same files in ...
0
votes
2answers
22 views

How to find out the serial number of a reverse zone in bind?

Is there a way to extract the actual serial number in effect for a reverse zone from a bind9 server?. I can find out the domain's serial, but have no idea how to do the same for the reverse zones. ...
0
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0answers
12 views

Apache2 and LD_PRELOAD libraries wrapping

I'm trying to load a custom library on an Apache2 web server. On Unix systems, I know it's possible to do it using the LD_PRELOAD variable. I've configured /etc/apache2/envvars file to preload my ...
0
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0answers
39 views

Apache and users write permission issues

On my web server I have two distinct folders, /home/dev/ and /home/prod/, each containing several websites. As you can guess, each directory is owned by the corresponding user, devand prod. The ...
0
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0answers
13 views

Error Sending £ symbol through telnet message

I use the following command to send SMS messages through SMS Adapters: telnet localhost ${PORT} <<-EOF helo x MAIL FROM: Test RCPT TO: 447999999999 DATA Test £1234 . ...
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0answers
13 views

Users migration from UNIX to NIS

I just set up a NIS server and I have 8 clients machines. Each of these machines was used by some users before setting up NIS. I want to migrate their account to the NIS server. The problem is that ...
1
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0answers
31 views

Issue with port range of passive FTPS using VSFTPD

First of all, I am aware that there are many similar questions to this one out there, however the common solution to those problems is the source of my problem; therefore I am asking my own question. ...
1
vote
1answer
90 views

Prevent rsync from deleting excluded directories

I'm using rsync through Ansible's synchronize-module with the following task definition: synchronize: src='{{ local_app_path }}/.' dest='{{ remote_app_path }}/' perms=no owner=yes ...
0
votes
5answers
71 views

Rsync to a backup server resulted in additional space taken

I ran an rsync to backup one of our production servers. I put the production server in readonly mode so that no additional data could be added or modified. I then did a recursive rsync with archive ...
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0answers
20 views

A tool to get disk activity statistics from strace? [duplicate]

So, with strace we can monitor the "file" activity, like the "open", "read" and "write" operations, but is there a tool which will calculate a sum of read and write operations grouping it by the file, ...
0
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0answers
67 views

How to lock a user into a directory (not SSH)

I have regular users who are not SSH'd into a machine but are accessing the machine directly. How can I lock them into their home directory or any directory? At the moment they can successfully run rm ...
0
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0answers
293 views

WSAECONNREFUSED SAP Gui unable to connect on SAP server on hp ux - inetd.conf file reference

I have a sap server installed on HP-UX vm, up and running. when I try to connect to the server from SAP client GUI installed on windows machine I get the following error --------------------------- ...
0
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0answers
24 views

Custom schema for OpenLDAP 2.4

I am new to OpenLDAP administration. My aim is to learn how to create custom schemas, and customize "my" directory server this way. I tried to add one optional attribute - ipPhone. Made a schema ...
0
votes
1answer
37 views

Check how much time has elapsed for Cron job and send email

There is a cron job that is set which runs throughout most of the day, sometimes the job gets stuck and I would like to set a time or check on it which let's me know if it has been stuck for more than ...
1
vote
2answers
41 views

What is the difference between truss -D and truss -E?

I am currently analyzing a command on Solaris that reads from a file and has very low performance. The truss -D commands shows me read system calls taking up to 0.03 seconds, but when I use truss -E, ...
1
vote
1answer
333 views

Ubuntu Server 14.04LTS Swappiness for server with 16GB memory

(don't worry I'm not asking what my setting should be, asking for the theory behind some conflicting advice I've read) My application is one that is lightweight and not under much load, but needs to ...
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votes
2answers
36 views

assign variable in puppet

I am newbie to puppet, I have code like below in unix log_exts=$(vgdisplay /dev/cassandra|grep Free|awk '{print $5}') if lvcreate -n lv_cas -l ${log_exts} /dev/cassandra then mkfs -v -t ext4 ...
0
votes
1answer
25 views

Exim need to send mail off server

Never needed to set up a mail server before. I've got exim up and running perfectly fine. When I send an email using command line to my.email@gmail.com it works wonderfully, arrives from ...
1
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2answers
1k views

Expect script error send: Spawn id exp4 not open while executing

Update: Working code added here for others CREDITS to : http://serverfault.com/users/30957/glenn-jackman @Glenn I'm sorry! just apologizing and I mean it! Sorry Glenn your code need few changes ...
0
votes
1answer
70 views

Pipe multiple files into one tar gz

I'd like to call mysqldump to create multiple backup files and then archive them in one tar.gz. I am following this tutorial on mysqldump part: ...
3
votes
3answers
150 views

How to pass command output as several arguments to another command

I have a command that produce a output like this: $./command1 word1 word2 word3 I want to pass this three words as arguments to another command like this: $ command2 word1 word2 word3 How to pass ...
0
votes
2answers
34 views

Unzip piping order

I have a file, foo.zip which looks something like this: foo.zip -- fileA.txt -- fileB.txt I can pipe the output of the extracted files like this: unzip -p foo.zip *.txt | something My problem is ...
6
votes
2answers
154 views

Calling sync/fsync slows IO after 30 minutes uptime

After 30 minutes of uptime using Ubuntu 14.04 with an ext4 hybrid SSD I see many processes blocking IO using iotop. The root cause of this slowdown has been traced back to the Unix system call sync. ...
0
votes
1answer
244 views

uWSGI cannot load virtualenv

I'm setting up a Python app using nginx and uWSGI. My dependencies are in a virtualenv. If I activate the virtualenv manually, everything works by running this command: uwsgi --ini uwsgi.ini But if ...
0
votes
1answer
24 views

how to configuring vagrant to allow some specific IP to be available on a windows machine?

I have Vagrant installed on my windows machine. I am using putty to ssh to the ubuntu machine. Lets say that I need some specific service (let's say a graphite for stats) which should be reached with ...
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votes
2answers
149 views

How do I pipe the output of the journalctl to cURL? [closed]

I am trying to send logs to a remote server using curl. I tried the following command and nothing happened journalctl -o json -f | curl -H "content-type:application/json" -d @- http://logs Any ...
0
votes
0answers
54 views

no record of login thru phpseclib

I am having a strange problem. I am using phpseclib to communicate with one of our server server - 10.0.0.2 my pc client - 10.0.0.1 I am accessing it via 10.0.0.1 when i hit "last -n 10" i cannot ...
-1
votes
2answers
82 views

Compare files/folders across servers [closed]

We have two Unix servers, spread across two countries. These servers hold our software repository (scripts, binaries, documents etc). I am looking for a simple way to keep these servers in sync ...
0
votes
1answer
42 views

How to git add list of files from git diff

I accidentally added a bunch of cache files into the repo. I've now removed them and now want to commit the change to the repo. So I tried to do the following, but git doesn't seem to like it: git ...
1
vote
1answer
194 views

Puppet template if defined syntax

I am having trouble finding a solution in Puppet documents. I am trying to define a variable in Puppet template. For example: If class graylog2 and apache are defined in node class section then the ...
0
votes
1answer
468 views

Cannot mount an existing EBS on AWS

I tried mounting an existing EBS Storage (which has data) to an instance, but it keeps throwing this error. mount: wrong fs type, bad option, bad superblock on /dev/xvdf, missing codepage or ...
0
votes
0answers
25 views

w Reports A Process of A Deleted User

the w command reports the following: adm1@prdsvr:/home/adm1> w 10:18AM up 13 days, 15:04, 6 users, load average: 0.00, 0.00, 0.01 User tty login@ idle JCPU PCPU ...
2
votes
3answers
130 views

How to control the rate of automatic restarts of a runit service?

I have this runit service with run and log/run scripts properly working. As it happens, the service itself can crash for external reasons and might not be able to start for many minutes. The default ...
0
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0answers
88 views

Setting Samba passwords using Chef without storing plain text passwords in data bags

We have a server that is configured using Chef. Currently, the way that chef manages the passwords is by simply copying down the samba tdb databases and updating the shadow hashes of each user. ...
2
votes
1answer
198 views

Should I create ZFS zpools with whole disks or partitions?

I am making zpools on FreeBSD machine. While creating zpools i observe these two cases:- If i take raw disks and create zpool then i am able to form zpools and they are working perfectly. If i ...
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votes
1answer
21 views

DocumentRoot Path in browser?

I'm using Apache v2.2.26 on Mavericks and I am unable to understand why http://localhost/~username/Sites/ returns a 404 error, when, in fact the directory, Sites, exists, whereas ...
0
votes
0answers
38 views

Collectd types.db save unix epoch time

I am trying to save unix epoch time to collectd and get it out with command: collectctl getval servername/stime/execstime The output I get is showed like this: value=9.998742e-01 The type I am ...