SUSE Linux Enterprise Server is the enterprise version of openSUSE.

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11
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4answers
6k views

How can I measure and prevent clock drift?

On several production platforms we have observed symptoms which appear to suggest that the time of day clock is periodically jumping forward or backward. The jumps are typically around 1 second, ...
7
votes
3answers
15k views

Persistent blockdev setra read ahead setting

I've got some SSDs mounted up on /dev/sda1 and /dev/sdb1 on a SLES 11 SP2 server, and I was able to tweak the read ahead setting with blockdev --setra: sudo blockdev --setra 4096 /dev/sda sudo ...
7
votes
1answer
710 views

Suse 11 vs. Suse 10 difference impacting terminal colors?

I have my dotfiles versioned on github (shameless fork of other people's fine work). At work, I have them on a central linux server (SuSE Enterprise Linux 10). I rsync them from a central management ...
6
votes
2answers
52k views

How to detect SLES version?

What patchlevel does this SLES machine has? 10.2 or 10.4? SERVER:~ # cat /etc/issue SUSE LINUX Enterprise Server 10.2 Kernel \r (\m), \l SERVER:~ # SERVER:~ # cat /etc/SuSE-release SUSE Linux ...
5
votes
1answer
5k views

“Found duplicate PV”

SERVER:~ # pvs Found duplicate PV Wb0b2UTCKtpUtSki0k2NnIB24qNj4CEP: using /dev/mapper/36005076304ffc2500000000000004903 not /dev/mapper/36005076304ffc2990000000000004903 PV ...
5
votes
3answers
11k views

What is the recommended way of checking running services?

I'm often exposed to various GNU/Linux systems including CentOS, SLES and Debian. I want to know: what is the recommended method of checking all running services across these systems? I am aware of ...
4
votes
1answer
19k views

How to modify ulimit for open files on SUSE Linux Enterprise Server 10.4 permanently?

SERVER:/etc # ulimit -a core file size (blocks, -c) 0 data seg size (kbytes, -d) unlimited file size (blocks, -f) unlimited pending signals (-i) 96069 ...
4
votes
2answers
8k views

How to make ldapsearch working on SLES over tls using certificate?

We need to connect our php script to LDAP over tls using a certificate. LDAP connection works nicely without tls. More details here ...
4
votes
3answers
2k views

rc_status always returns “failed”

One of our developers has a service that needs to be started on boot. This script needs to be fired: /app/bt/preview/apache-tomcat-5.5.27/bin/startup.sh Here is the startup script I'm working ...
3
votes
2answers
10k views

How to install/upgrade svn on SLE?

My SUSE (SUSE Linux Enterprise Server 11 (x86_64)) got installed old svn. I want to upgrade it but if I download package for Packages for SLE 11 and try to install it via zypper install ...
3
votes
2answers
32 views

Can resource over-utilization actually cause users to be unable to SSH to Linux?

The night support guys where I work have a tendency to reboot machines citing the fact that they can't ssh in and figure out what's going on in the first place. It's pretty much against company ...
3
votes
1answer
3k views

I can't start nfs in SLES 11

I'm trying to start nfs service in my SLES. I have my /etc/exports like this: /var/share/testbed *(ro) When I run service nfs start, it says: Not starting NFS client services - no NFS found in ...
3
votes
1answer
5k views

What is resume= used for in my grub boot settings?

I've always noticed the resume=/dev/foo entry in /boot/grub/menu.lst, and that it corresponds to the swap partition, but I've never questioned its use. title SUSE Linux Enterprise Server 11 SP2 - ...
3
votes
1answer
1k views

Proper management of ld.so.conf and shared libraries

I'm curious as to how other Linux admins manage /etc/ld.so.conf and in general, shared libraries across multiple Linux servers. We have about 30-40 Linux servers running SLES 11. Since they are ...
3
votes
1answer
1k views

How to install ruby-devel and python-devel in SuSE Enterprise?

I've been trying to install some software in SuSE Enterprise (SLES 11 SP 2 64 bits), and keep getting errors about missing dependencies. In the past, I could work around them (in an Ubuntu system) by ...
3
votes
2answers
102 views

sntp replacement for -P (prompt) argument

I'm maintaining some cronjobs on machines that are set to be patched to the service pack of SLES11sp4, it appears that the service pack is upgrading sntp from version 4.2.4p8 to 4.2.8p2 and somewhere ...
3
votes
1answer
134 views

Where can I find the repository that contains a required package?

I'm new to Linux. Now I just get started with SLES 11 installed on my company computer. I want to install google chrome, so I downloaded: 64 bit .rpm (For Fedora/openSUSE), but there's an error ...
3
votes
1answer
752 views

How to remove disk from RAID1 without knowing the /dev/XXX name?

BEFORE: SERVER:~ # mdadm --detail /dev/md5 /dev/md5: Version : 00.90.00 Creation Time : Fri Mar 18 14:53:33 2011 Raid Level : raid1 Array Size : 67103360 (63.99 GiB 68.71 GB) ...
3
votes
1answer
1k views

Linux disk I/O performance issue — what config options to look at?

We discovered an I/O related performance problem when using the default SLES11 SP2 kernel. Our same application on the same hardware had no issue with (the admittedly ancient SLES9 SP3). We had a ...
3
votes
1answer
306 views

initrd or ramfs for SLES as /

i would like to boot a SLES and run it out of a ramdisk. I would like to setup machines so that they start PXE boot and as part of the PXE boot process they pull across an image that is the root ...
2
votes
3answers
960 views

compile software with older version of gcc and linux kernel

Distributor ID: SUSE LINUX Description: openSUSE 11.4 (x86_64) Release: 11.4 Codename: Celadon gcc (SUSE Linux) 4.5.1 Linux linux-14ay 2.6.37.6-0.20-desktop #1 SMP PREEMPT 2011-12-19 ...
2
votes
2answers
2k views

Restore /etc/hosts on SuSE

I have lost my /etc/hosts file on SuSE Enterprise 11.3 64 bit. Is there any way to get the original file back?
2
votes
1answer
91 views

command in /etc/inittab is not working on SLES 11

My task is to start a process on startup if it was running before shutdown. To achieve this, I have added a command in /etc/init.d/halt.local to save the state of process in a file. In /etc/inittab, ...
2
votes
1answer
795 views

Error trying to build pango (1.34.1) and harfbuzz (0.9.18) from source

So I'm trying to build pango from source (in my home directory, as a dependency to something else I need). This is on a computing cluster running SLES 11. When compiling, I get the following error: ...
2
votes
1answer
2k views

pdsh command failed with connection refused

I'm able to remote login the target host with ssh. But when I execute a command through pdsh, it fails with connection refused. Both systems are sles11. I found a description of the error on this ...
2
votes
1answer
774 views

Bond slave link up is too slow

On one of my servers I set up a bond-device consisting of an onboard network-card and an PCIe network card. (eth1 and eth5) I set up the configugration according to man ifcfg-bonding - i.e. eth1 and ...
2
votes
1answer
195 views

Equivalent of nfsstat -m on older kernel

On my SLES 10, SLES 11, and CentOS 6 servers, I'm able to list information about each NFS mount via nfsstat -m, e.g.: /usr/local from nfssrv1:/vol/foo Flags: ...
2
votes
0answers
97 views

Installing GCC on SLES 12

I'm having trouble installing gcc on a new SLES 12 box. The goal here is actually to get R Shiny running, but when I try to install any packages I get the below error: sudo su - -c "R -e ...
2
votes
1answer
255 views

Automounts: All mounting and will not umount on its own [closed]

I have a few SLES 11.2 servers. They do something really strange with automount. We have nearly 500 possible automounts our users and their codes may need, including automount entries for each ...
2
votes
0answers
156 views

Use eth0 and eth1 for different subnets and assigned host name to interface?

I have a machine running SELES 10 with dual NIC Both the NICs are on separate subnets. The server uses a DHCP. So when one interface, eth0, gets the IP from DHCP and registers with DNS and then the ...
2
votes
3answers
361 views

Why does a graphical install show my boot option, but a textual install not?

I have a system to install SLES 11 on, via a serial console. As this procedure is likely to be executed across multiple systems, I want to automate the whole process. As such, I first did a manual ...
2
votes
2answers
1k views

Why are new cronjobs ignored unless crond is restarted in SLES?

I added a new cronjob with a user (SUSE LINUX Enterprise Server 9.4): # su - XXX $ crontab -e and this is what I added: * * * * * echo `date` >> /home/XXX/a.txt but the a.txt isn't ...
1
vote
1answer
290 views

What components are missing comparing server version of linux distro to desktop version? Is it only the DE missing?

I'm new to Linux. I see in the Linux world, often a distro will have two versions, server and desktop: Ubuntu Server, Ubuntu Desktop. SUSE Linux Enterprise Server and Desktop. A lot of online ...
1
vote
2answers
214 views

odd output from df command on a SLES

I know I'm not very good at math...but check out this output: SERVER:~ # df -h /ORACLE/LOGS/b Filesystem Size Used Avail Use% Mounted on /dev/mapper/LOGSdatavg-LOGSb_lv 96G ...
1
vote
1answer
24 views

changes to domain group membership not showing for user in SLES 11 SP3

Joined server linux02 runing SUSE enterprise linux server service pack 3 to a Windows active directory domain example.com no problem. Users, like fred from the domain can login no problem via ssh ...
1
vote
1answer
347 views

Installing PCRE 8+ on SLES SP3

I need to install PCRE 8+ on a Suse Enterprise Linux SP3 box. The trouble is that the latest package available in the repo is 7.8. How would I go about attaining 8+? FYI, I need this to install ...
1
vote
2answers
3k views

How to give permissions to user (regarding an NFS share)

There are two machines: "A" and "B". OS is SLES 9.4. "A" is the NFS server, "B" is the NFS client. "A" has exported an FS to "B". "B" mounted the NFS share. On both machines I have root permission. ...
1
vote
2answers
43 views

How do I disable DVD drive auto-probing in SLES 11 SP2?

I'm preparing a SLES 11 SP2 VM for use in Azure. One of the steps they require is disabling auto-probing for DVD drives. How do I determine if auto-probing is on? In the SLES documentation ...
1
vote
2answers
4k views

Can't use yast to install software online — tries to mount a CD

I cannot use yast -i or zypper install in SLES 10; it wants me to insert a SLES 10 SP3 CD, but I don't have one. What should I do? localhost:~ # zypper install curl-devel Restoring system sources... ...
1
vote
1answer
232 views

Write to ext4 filesystem hang while lazyinit in background

I am running SUSE 12 on a node that has 6TB disks attached with EXT4 filesystem initialized. Lazyinit in the background takes atleast 24 hrs to complete. Write performance to the disk is significantly ...
1
vote
1answer
220 views

Is there a good way to poll in a real-time process which is kernel friendly?

I have an application which uses boost asio and I would like to use poll() to detect ready network events (packets) and process them as quickly as possible. Additionally, I would like to use ...
1
vote
1answer
3k views

SLES 10 - repositories?

Can somebody help with adding a repo for SuSE Linux Enteprise Edition 10 SP3? First - can't find any "official" repos. Found a few repos for openSUSE and few other - but every time I try them I get ...
1
vote
2answers
944 views

Adding RPM's to SLES installation DVD

For a custom installation, I need to add a few rpms from the SDK dvd that comes with the main SLES dvd, onto the main SLES installation dvd. This is because my superiors want 1 single dvd to install ...
1
vote
1answer
3k views

How do I know that a /dev/dm-XX device isn't used by anything on SLES 10.4 (64bit)?

I have a device that I can see in the output of fdisk -l: /dev/dm-XX (XX is a number.) How do I know that I can use this /dev/dm-XX to add it to a RAID1 array? How can I be 100% sure that nothing ...
1
vote
1answer
489 views

Load module from the boot menu

Is there a way to insert/load a module at the boot menu in Suse? I'm referring to the menu in the screenshot below (this isn't from my machine, just a similar screenshot I took from the web). I ...
1
vote
0answers
25 views

unixODBC 2.3.0 “_S_create_c_locale name not valid” error

I am attempting to setup HANA Smart Data Access on an SLES 11 sp3 environment. For HANA to communicate with external data sources unixODBC 2.3.0 is used along with Microsoft ODBC Driver 11 for SQL ...
1
vote
0answers
11 views

What puts TCPMSS in iptables?

I used to have (well, I still sort of do) have a script that expects: -A FORWARD -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu to have been entered in to iptables ahead of my ...
1
vote
0answers
35 views

Root password not working when trying to update

Running SLES12 on a VirtualBox VM I get the notification that there are software updates. Trying to invoke the update, a popup appears and forces input of administrator password. When I enter the ...
1
vote
0answers
644 views

Unable to mount a UFS filesystem from Sparc Solaris to x86_64 Linux

I have a requirement to copy a very large amount of data from a Solaris 9 (Sparc) system to a SLES11 (x84_64) system. The Solaris system is quite old, and transferring the data over the network will ...
1
vote
2answers
2k views

Updating OpenSSL on a SLES11 server

We are concerned with the OpenSSL vulnerabilities and are running a SLES11SP1 server. unfortunately, due to admin reasons, our support expired, and so we are looking at manually upgdating OpenSSL and ...