Questions tagged [sles]

SUSE Linux Enterprise Server is the enterprise version of openSUSE.

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27 views

Size of SLES iso is more than OpenSUSE. Why?

I can't wrap my head around the fact that the size of SLES (SUSE Linux enterprise server) 15 SP2 is more than the size of OpenSuse Leap. Here the size for Intel or AMD 64-bit desktops, laptops, and ...
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5 views

Apparmor_opt, enhanced_base_opt not present in SUSE Linux Enterprise Server 15 service pack 2

I had an OpenSUSE Leap15.2 OS. I used autoYaST for auto-installation. This is the patterns section of the autoYaST file. <patterns config:type="list"> <pattern>apparmor</...
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246 views

Color-coded git diff -> less doesn't properly show color

I'm working remotely on a SLES11 machine (woe is me). On this machine, I'm using git, and specifically, git diff, which passes its results to less with some of colorization. Now, for some reason, ...
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19 views

Relay access denied only for one machine?

So i have a postfix relay that works for my first machine (SLE12 SP5) but not for my second one (SLE12 SP4). Both machines are in the same domain, they are also in the same local network and same ...
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1answer
29 views

How can I disable (and later re-enable) one of my NVIDIA GPUs?

I'm working on a system with multiple NVIDIA GPUs. I would like disable / make-disappear one of my GPUs, but not the others; without rebooting; and so that I can later re-enable it. Is this possible? ...
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36 views

pam_ssh for sudo

I want to change sudo to passwordless with public key. We are using SLES 15. I have done this: pamconfig --add --sh changed the /etc/pam.d/sudo auth sufficient pam_ssh.so file=~/.ssh/authorized_keys ...
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235 views

SLES 12.5 installing Python 3.9 from source

I've tried with wget https://www.python.org/ftp/python/3.9.4/Python-3.9.4.tgz tar xvzf Python-3.9.4.tgz moved into the source directory ./configure make Then, after many lines, I receive an error ...
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1answer
44 views

How to install git on SLES 12?

This is similar to the question about http not supported, but I was not able to apply the solutions suggested there to my situation. I've done zypper addrepo https://download.opensuse.org/repositories/...
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1answer
34 views

ORA-01017 from sqldeveloper but ok from sqlplus

I've logged into Oracle 19c via sqldeveloper as sys and created a new user -- USER SQL CREATE USER data_owner IDENTIFIED BY "password!" DEFAULT TABLESPACE "USERS" TEMPORARY ...
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116 views

How to make `zypper install` show all missing dependencies?

I am trying to install Docker on SLES 12.5. When I run zypper install docker, I get the following message: Problem: nothing provides fix_bsc_1057743 needed by docker-19.03.12_ce-378.39.x86_64 ...
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89 views

Unable to run `zypper refresh` on SLES 12.5

I am trying to install docker on SLES 12.5. I tried to follow the instructions on this SO answer. Initial Attempt # zypper addrepo https://download.opensuse.org/repositories/Virtualization:containers/...
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22 views

Creating iptables rules based on traffic?

Is there a solution (besides doing "-j LOG" and manually geting the rules) for iptables where I can start a "recoding" for the traffic on a Linux server and based on that a script/...
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3answers
226 views

How do I build PKGCONF and LIBFFI and subsequently Python3.9 with ctypes support without sudo and write access to /usr/local?

How do I properly configure pkgconf and libffi to allow the python3 build process to correctly use my libffi version at every step of the build process, in order to import the _ctypes module correctly?...
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170 views

Samba NT_STATUS_ACCESS_DENIED

Having difficulty accessing a Samba share from my Windows machine but ALSO within the Linux (SLES12) host. Any clues would be appreciated. I've obviously added my Windows user (splus), I can read it ...
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18 views

Allow LDAP login for selected users only on SLES 12 SP 5

I have configured a LDAP Client on SLES 12 SP5. Now I want to allow only a selected group of users to login to the system. This group comprises 2 or 3 users. For all other users login must be ...
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105 views

NVMe devices in a readonly or readwrite mode

I have recently started using NVMe devices for Linux which are exposed through SAN. I am trying to find out if the device is readonly without doing any IOs to it. The underlying device in Storage goes ...
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781 views

Import PGP Keys with no user id into gpg

My company used Authora Edge to create / manage pgp keys. The company unexpectedly closed, and we are in the process of migrating the existing keys into gpg. When trying to import the public keys, I ...
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237 views

Why is “sudo su” slow without ALL=(root) in /etc/sudoers?

I have had this weird issue on a SLES 12 Server. Info: We have lots of application users like for example applusr01, applusr02, ... We have a special user which has sudoers rights to run commands as ...
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1answer
187 views

XFS space full and also inode got full too? How could this happen?

# df . -i Filesystem Inodes IUsed IFree IUse% Mounted on /dev/mapper/vgFOO-lv_bar 53136 52857 279 100% /bar # df . -h Filesystem Size Used Avail Use% Mounted on /...
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1answer
25 views

Reaching /proc LACP bond infos as normal user?

As a normal user I cannot see the "details actor lacp pdu" infos what are in: /proc/net/bonding/bond0 Looks like only root can see that. But how could a regular user see these LACP infos? Or ...
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2answers
150 views

Linux Pacemaker: Resource showing as “unrunnable start (blocked)” has been created

We are using SLES 12 SP4 We have observed few things from the today testing. Following are the steps: Step 1: When we create kernel panic (on Node01) with the command “echo 'b' > /proc/sysrq-...
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99 views

How to query openLDAP servers cert?

From the "service sssd status" we can see: Could not start TLS encryption. TLS: hostname does not match CN in peer certificate But how could we query the cert to know, that it is really some ...
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1answer
124 views

Inspect (rpm -qp) multiple RPM files, each bundled in different TAR files

I was wondering the possible best time case solutions to extract each RPM files from a list of TAR bundle and get the package information from those files. So, I have a list of tar bundles in a ...
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115 views

What is consuming the memory on SLES?

SERVER:~ # free -h total used free shared buffers cached Mem: 31G 26G 4.5G 98M 0B 1.0G -/+ buffers/cache: 25G ...
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203 views

if fstab ending is 0 0 - then there will be never any fsck?

If I can see in /etc/fstab on a SLES12 machine: /dev/vg/lvtmp /tmp xfs defaults,nodev,nosuid 0 0 that means the "/tmp" will never get fsck'ed?
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1answer
2k views

How do I disable zypper's certificate check?

I'm using SLES 2015 behind a firewall. All of my outgoing communications go over a proxy; specifically, zypper tries to use the proxy when I write, say, zypper search-packages foo but the proxy ...
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1answer
75 views

Making wheel group membership sufficient for su on SLES 2015

I'm using SLES 2015. I want to make membership in the wheel group sufficient for root-privilege access via su. From Debian distributions, I'm used to uncommenting the command: auth sufficient ...
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1answer
132 views

Controlling the X display manager service - on SLES 15

I'm not a fan of systemd, and have so far worked with systems which used SysVInit scripts (like Devuan); and upstart on older Ubuntu versions. Now I'm "stuck" with a SLES 15 machine. I'm trying to ...
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1answer
391 views

SSL validation fails, after applying SUSE-SLE-Module-Public-Cloud-12-2020-251

Post applying the following OS patch SUSE-SLE-Module-Public-Cloud-12-2020-251 (Security Update for aws-cli) for the month of Feb 2020, AWS CLI was throwing the error SSL validation failed. The command ...
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2answers
40 views

Trouble compiling ncurses 5 on SLES 2011

To my chagrin, I am working as a non-root user on an SLES (SUSE Linux Enterprise) 11. I'm not root and cannot have packages installed. I'm trying to build ncurses-5.9. The build configures and make ...
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164 views

How to switch to another user on the terminal in SLES 12?

I created a user (useradd -d /home/newuser -c "My new user" -s /bin/true newuser), set a password (su newuser), and want to work under this username. But I cannot switch to this user. No error ...
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1answer
579 views

NFS client source port on reconnect

I am using NFS client to connect to NFS cluster. I have noticed that the default behaviour when server is unavailable is to retry the TCP connections from the same source TCP port, which I have ...
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1answer
181 views

Can I resize a filesystem without resizing the partion in advance?

Quick question: Can I resize a filesystem without resizing the partition in advance? The question aims at growing, but information on shrinking might be useful for future reference too. Here's the ...
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55 views

How to interpret the output of the “who” cmd? - wrong date, non-existing user

On a SLES11, I can see the following output: $ who | grep -i FOOBARUSER FOOBARUSER ::ffff:127.0.0.1:3 Mar 2 09:52 (::ffff:127.0.0.1::ffff:127.0.0.1:3) FOOBARUSER ::ffff:127.0.0.1:3 Mar 2 09:52 (:...
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1answer
513 views

sles12 - Why are core dumps not being generated for systemd services?

There is an issue that I am seeing on a sles12 env with creation of core dumps for system services (like the below java app). Need some help in understanding sles12 core dump creation process. My ...
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765 views

gcc: readline/libreadline.a: No such file or directory gcc: readline/libhistory.a: No such file or directory

I am trying to install python readline 6.2.4.1 package on SLES 11 SP3 but I am getting the following error: gcc -pthread -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -...
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1answer
78 views

“qemu-img”: overwriting a running OS?

Is it possible that I would issue a: qemu-img convert -f qcow2 -O raw sles12_3_custom.qcow2 /dev/sda while the original SLES11 is running? So I would overwrite a SLES11 OS, while it is running (...
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1answer
327 views

Pacemaker: stopping pacemaker doesn't always move resources to other node

I have created a 2 node cluster on sles12. Following is the configuration - msnode1:~ # crm --version crm 3.0.0 msnode1:~ # corosync -v Corosync Cluster Engine, version '2.3.6' ...
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17 views

Currently I have two node cluster (SLES as HANA DB). I would like to check in which condition a failover will be triggered?

Below are the conditions. We could not test these because these nodes are already in production. Replication between the nodes fail. Replication is working but network link is down with no bonding. ...
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1answer
756 views

How to permanently configure the CPU performance setting on SLES?

We are doing a: vi /etc/systemd/system/cpupower.service [Unit] Description=CPU powersave [Service] Type=oneshot ExecStart=/usr/bin/cpupower idle-set -D 0 ExecStart=/usr/bin/cpupower frequency-set -...
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0answers
236 views

How to have synchronized samba passwords with local linux accounts where linux account are the leading system/authority?

How to have synchronized samba passwords with local Linux accounts where Linux accounts are the leading system/authority? This seems to be a surprisingly complex request/requirement. Since I already ...
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1answer
357 views

How to verify which is primary node in a HANA DB cluster operating on SLES 12?

Currently I have two HANA DB servers in a cluster and replication is not running. Upon checking from SUSE Hawk, node 2 is acting as primary node and node 1 is available. How do I confirm that node 2 ...
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1answer
4k views

systemctl cannot restart sshd

Strange thing happens: via systemctl I cannot start SSHD: SERVER:~ # systemctl status sshd ● sshd.service - OpenSSH Daemon Loaded: loaded (/usr/lib/systemd/system/sshd.service; enabled; vendor ...
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1answer
92 views

How to determine which modules are responsible for spectre_v2?

SERVER:~ # cat /sys/devices/system/cpu/vulnerabilities/spectre_v2 Mitigation: Full generic retpoline, IBPB, STIBP, RSB filling - vulnerable module loaded SERVER:~ # The question: But how to detect, ...
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1answer
155 views

Convert / and /boot from ext3 to btrfs

Is it possible to convert / and /boot file system from ext3 to btrfs? I have not experienced converting previously but I seen that filesystem from ext3 needs to be unmounted. Filesystem ...
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1answer
1k views

What are the temporary files that rsync uses while continuing a breaked copy?

On "source side" I am running a: rsync -azP file.txt username@target:/root/ that I had to break once (CTRL+C), but then, issued the same command, so rsync is continuing, where it left (afaik). On "...
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1answer
2k views

How to replace faulty disk in software raid using lvm

one of the SuSE 12 LinuxServers has reported disk failure. Fortunately the Database Server has Software Raid hence the system is still up and running. But as recommended, we would like to replace the ...
2
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1answer
449 views

XFS, GlusterFS v5.5 and the Year-2038 problem

I tried out default retention periods e.g. to set the Retention date to 2071. When I did the WORMing, everything seems to be OK. From FUSE and also at Brick-Level, the retention was set to 2071 on all ...
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1answer
419 views

SLES 12.4| systemd-coredump[<PID>]: Failed to parse resource limit: <daemon_name>

I am using SLES 12.4 VM where I have a custom daemon dumping core frequently as I see from /var/log/messages and coredumpctl. But I never see a core file in /var/lib/systemd/coredump/ or in any other ...
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514 views

Removing eth0 from bond0 fixes Link detected no/yes issue, but why?

On a SLES12 with 4 physical NIC, having them in a bond0. eth0 shows "Link detected: no". But if I remove eth0 from the bond0 and do an "ifup eth0", it will show "Link detected: yes" and everything ...