23
votes
SSH: DH_GEX group out of range
If you want to use newer OpenSSH to connect to deprecated servers:
ssh -o KexAlgorithms=diffie-hellman-group14-sha1 -o HostKeyAlgorithms=+ssh-dss my.host.com
Add -v if you want to see what's ...
11
votes
SSH: DH_GEX group out of range
It seems you have hit this bug.
Cause
A change was made to the openssh package, dealing with Diffie-Hellman Group Exchange. Previously, keys of size 1024 - 8192 could be exchanged. The minimum was ...
9
votes
Accepted
Upgrade glibc version in SUSE 11
No, you cannot upgrade glibc. Almost every other program on the system is compiled against a specific version of glibc, and may break if glibc is removed or replaced with a different version. We all ...
7
votes
Accepted
how to change the startup order of linux init scripts in Redhat, Centos
An alternative will be to change the line starting with # chkconfig: in the service init script directly. This is explained in the chkconfig(8) man page.
Runlevel Files
Each service which ...
4
votes
Do I need to restart SUSE when upgrade glibc?
Yes, you should reboot. Glibc provides the C library used by virtually every program on the system; all must be restarted in order to use the newly installed version.
4
votes
Accepted
df says 33MB is used when there are no files on the partition
This is perfectly normal. When we create a filesystem (say ext4) it creates a lot of overhead before any files are created. This is Reserved Space and serves the purposes to lower the fragmentation ...
4
votes
Docker ports do not seem to be reachable from outside server
Here, our Docker container is reachable through docker0 (network: 172.17.x.x)
From your browser, you're trying to connect to some 10.x.x.x address.
Using a Browser on the Docker host
Assuming you ...
4
votes
write cache in RAM for NFS?
Reads are automatically cached both client-size and server-side.
Writes can be cached client-side by mounting the NFS share with the async option, at the cost of potentially losing data in case of an ...
3
votes
Accepted
550 relay is not permitted on this host
As this error comes after RCPT TO:, the corresponding Postfix configuration parameter is either smtpd_recipient_restrictions or smtpd_relay_restrictions, depending on this:
With Postfix versions ...
2
votes
install openSuse packges on SLES?
Check Distro version:
cat /etc/*-release
Output (e.g):
...
--NAME="SLES"
--VERSION="12-SP2"
--VERSION_ID="12.2"
--PRETTY_NAME="SUSE Linux Enterprise Server 12 SP2"
..
Edit repo file in VIM editor:
...
2
votes
Samba share for Windows 7 machines with hostname
Actually, I faced the literally same issues some time ago, and this article was really helpful https://ubuntuforums.org/showthread.php?t=2078120&page=3
Also, when it comes to switching from IPs ...
2
votes
Accepted
Meaning of "chkconfig" runlevels "S" (capital S) and "B" (capital B) in Linux
Runlevel B is SUSE specific. It means "boot". It is intended for software that should run during the boot sequence, before
the system enters one of the "real" runlevels. "S" is a single user mode as ...
2
votes
/mnt not mounted already, or bad option
It's simpler than you think. You can find docs of mount in man page of mount command.
man mount
There is a way to do search inside man page but this is another subject.
Mount's man pages specifies ...
2
votes
rpm runtime error due to faulty spec file
That's not how this works. This variable is evaluated at build-time, not at install time.
This macro expands to the version of SUSE Linux / openSUSE where the package is built. It is "1000" for ...
2
votes
Update sa reports every 6 hours
sa1 - Collect and store binary data in the system activity daily data file.
sa2 - Write a daily report in the /var/log/sa directory.
So your sa2 cron says we are writing daily report every 6 hrs, ...
2
votes
Accepted
Which user should be the owner of the web root in SLES 12?
Who's the owner of the folder doesn't really matter as long as it's not the same user as the http server is running under, which is probably wwwrun on SUSE (better double check that). Because ...
2
votes
Change TTL for DNS entries on a SUSE Linux Enterprise Server 15
These are plain-text files and can be edited using any editor. Depending on whether you have NOTIFY enabled and on the values in your SOA record you might need to change these settings a lot earlier ...
2
votes
Why do I have a dracut initramfs in /var/tmp?
SUSE uses dracut to create initramfs, which is an initial image used by the kernel for loading modules needed on boot, for example RAID or iSCSI.
The initramfs image generated by dracut is stored on /...
2
votes
Configuring STONITH on non-shared disk cluster
So Stonith is not really required.
False. That type of cluster requires a fencing mechanism, whether or not it has shared storage. Only one host should get the cluster resources at any given time, ...
1
vote
Could it be that no link detected until bond configured?
I assume you want to find the link state of the NIC, not the physical condition of having a cable plugged in the socket. (that might be impossible to find out.)
On a quick search, I think you have ...
1
vote
Could it be that no link detected until bond configured?
Ethtool will only work against physical ethernet adapters. This means that bond0, tun0, and any other network device that is not a physical network device will not work with ethtool.
$ ethtool <...
1
vote
/mnt not mounted already, or bad option
If there is a wrong option in fstab which keeps the filesystem in read-only after reboot, this had helped for me to make it rw:
mount /dev/md127 / -o remount,rw
(adjust /dev/md127 to any block device ...
1
vote
SUSE "There is no device mounted at '/' during resize operation
I've found another solution for this problem.
I've used Gparted unility instead of partitioner and perform resize operation via Gparted.
1
vote
syslog-ng | How to separate Logs from different Applications from one Client without to use different Ports ???
check your log messages, the names of the different applications should appear in the PROGRAM field of the log messages, so you can use a filter in your log path to separate the messages.
1
vote
SUSE SLES 11 Zypper addrepo succeeds; but repo is not added
Oops - I found the reason - my root partition was 100 % full . Its sad that zypper silently reports success . After I created some room on root partition it started working fine
df -h
Filesystem ...
1
vote
Accepted
Change localtime in SuSE
Run
yast2 timezone
If you want to do it manually, change the symlink /etc/localtime to
/etc/localtime -> /usr/share/zoneinfo/Europe/Berlin
1
vote
Apache error on SuSE : Invalid command RewriteEngine, perhaps misspelled
Uncomment this line in your apache config, or add it if it doesn't exist:
LoadModule rewrite_module modules/mod_rewrite.so
Restart apache.
1
vote
1
vote
Accepted
Apache on SLES only starts https with -D SSL arguments
Apparently in SuSE you need to place this line in /etc/sysconfig/apache2 file:
APACHE_SERVER_FLAGS="-D SSL"
You can see that your configuration file contains a IfDefine, so it's intentionally done ...
1
vote
SUSE 11 SP4 resolver doesn't query nameservers
Figured it out!
/etc/resolv.conf had this
nameserver ip-addres # hostname
I thought that file was replicated to all hosts, but it wasn't! It doesn't work if you put a comment in the line at all. ...
Only top scored, non community-wiki answers of a minimum length are eligible
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