BwUniCluster2.0/Maintenance/2020-10 - Revision history

R Barthel: R Barthel moved page BwUniCluster 2.0 Maintenance/2020-10 to BwUniCluster2.0/Maintenance/2020-10

2022-10-07T10:49:08Z

R Barthel moved page BwUniCluster 2.0 Maintenance/2020-10 to BwUniCluster2.0/Maintenance/2020-10

← Older revision	Revision as of 12:49, 7 October 2022
(No difference)

S Raffeiner at 15:25, 14 October 2020

2020-10-14T15:25:02Z

← Older revision		Revision as of 17:25, 14 October 2020
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	{\|class="wikitable"		{\|class="wikitable"
	! Algorithm		! Algorithm
			! Hash (SHA256)
	! Key
			! Hash (MD5)
	\|-		\|-
	\|RSA		\|RSA
	\|~~SHA256:~~p6Ion2YKZr5cnzf6L6DS1xGnIwnC1BhLbOEmDdp7FA0		\|p6Ion2YKZr5cnzf6L6DS1xGnIwnC1BhLbOEmDdp7FA0
			\|59:2a:67:44:4a:d7:89:6c:c0:0d:74:ba:3c:c4:63:6d
	\|-		\|-
	\|ECDSA		\|ECDSA
	\|~~SHA256:~~k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8		\|k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8
			\|85:d4:d9:97:e0:f0:43:30:6e:66:8e:d0:b6:9b:85:d1
	\|-		\|-
	\|ED25519		\|ED25519
	\|~~SHA256:~~yEe5nJ5hZZ1YbgieWr+phqRZKYbrV7zRe8OR3X03cn0		\|yEe5nJ5hZZ1YbgieWr+phqRZKYbrV7zRe8OR3X03cn0
			\|42:d2:0d:ab:87:48:fc:1d:5d:b3:7c:bf:22:c3:5f:b7
	\|}		\|}

S Raffeiner at 11:30, 14 October 2020

2020-10-14T11:30:09Z

← Older revision		Revision as of 13:30, 14 October 2020
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	\|-		\|-
	\|RSA		\|RSA
			\|SHA256:p6Ion2YKZr5cnzf6L6DS1xGnIwnC1BhLbOEmDdp7FA0
	\|SHA256:k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8
	\|-		\|-
	\|ECDSA		\|ECDSA

S Raffeiner at 11:28, 14 October 2020

2020-10-14T11:28:44Z

← Older revision		Revision as of 13:28, 14 October 2020
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	{\|class="wikitable"		{\|class="wikitable"
			! Algorithm
	! Algorithmus
	! Key		! Key
	\|-		\|-

S Raffeiner at 11:27, 14 October 2020

2020-10-14T11:27:21Z

@@ Line 1: / Line 1: @@
 The following changes have been introduced during the maintenance interval between 06.10.2020 (Tuesday) 10 AM and on 13.10.2020 (Tuesday) 10 AM.
-With the maintenance the host key of the system has changed. Most SSH clients warn about this change or refuse to connect. Please follow the instructions of your SSH client to accept the new host key (SHA256:k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8).
+With the maintenance the host key of the system has changed. Most SSH clients warn about this change or refuse to connect. Please follow the instructions of your SSH client to accept the following new host keys, depending on the algorithm your are using:
 = Operating system =

J Salk: /* Category: math/ */

2020-10-13T10:16:15Z

Category: math/

← Older revision		Revision as of 12:16, 13 October 2020
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	== Category: math/ ==		== Category: math/ ==

	* The ''R'' module (math/R/3.6.3) was rebuilt against the new operating system libraries. This should have no effect.		* The ''R'' module (math/R/3.6.3) was rebuilt against the new operating system libraries. This should have no effect, but we recommend users to rebuild their private R packages as well.

	* ''Matlab'' version R2020b was installed.		* ''Matlab'' version R2020b was installed.

S Raffeiner at 06:19, 13 October 2020

2020-10-13T06:19:22Z

← Older revision		Revision as of 08:19, 13 October 2020
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	The following changes ~~are~~ ~~planned~~ ~~for~~ the maintenance interval ~~starting on~~ 06.10.2020 (Tuesday) at 10 AM and ~~ending~~ on 13.10.2020 (Tuesday) at 10 AM.		The following changes have been introduced during the maintenance interval between 06.10.2020 (Tuesday) 10 AM and on 13.10.2020 (Tuesday) 10 AM.

	With the maintenance the host key of the system ~~will~~ ~~change~~. Most SSH clients warn about this change or refuse to connect. Please follow the instructions of your SSH client to accept the new host key (SHA256:k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8).		With the maintenance the host key of the system has changed. Most SSH clients warn about this change or refuse to connect. Please follow the instructions of your SSH client to accept the new host key (SHA256:k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8).

	= Operating system =		= Operating system =

	* The operating system version ~~will be~~ upgraded to Red Hat Enterprise Linux (RHEL) 8.2. We recommend to re-compile all applications after the upgrade.		* The operating system version was upgraded to ''Red Hat Enterprise Linux'' (RHEL) 8.2 (from 7.7.) . We recommend to re-compile all applications after the upgrade.

	* The Linux kernel version ~~will~~ be upgraded to 4.18 (from 3.10).		* The ''Linux kernel'' version was be upgraded to 4.18 (from 3.10).

	* The Mellanox OFED InfiniBand Stack ~~will be~~ upgraded to version 4.9 (from 4.7). If you maintain libraries which directly link against OFED libraried (e.g. MPI or PGAS libraries compiled in your $HOME directory) we recommend to re-compile these libraries after the upgrade.		* The ''Mellanox OFED'' InfiniBand Stack was upgraded to version 4.9 (from 4.7). If you maintain libraries which directly link against OFED libraried (e.g. MPI or PGAS libraries compiled in your $HOME directory) we recommend to re-compile these libraries after the upgrade.

	= Compilers, Libaries and Runtime Environments =		= Compilers, Libaries and Runtime Environments =

	* The ''GNU C Library'' (glibc) ~~will be~~ upgraded to version 2.28 (from 2.17). This version ~~will~~ no longer automatically ~~print~~ backtraces after stack checking failures due to security hardening, which might affect the debugging of applications.		* The ''GNU C Library'' (glibc) was upgraded to version 2.28 (from 2.17). This version no longer automatically prints backtraces after stack checking failures due to security hardening, which might affect the debugging of your applications.

	* The default system compiler ~~will be~~ upgraded to ''GCC'' version 8.3.1 (from 4.8.5).		* The default system compiler was upgraded to ''GCC'' version 8.3.1 (from 4.8.5).

	* The system ''Python'' version ~~will be~~ upgraded to 3.6. If no other Python module is loaded, the ''python'' command ~~will~~ ~~default~~ to Python 3.6, while Python 2.7 can be still used with the ''python2'' command.		* The system ''Python'' version was upgraded to 3.6. If no other Python module is loaded, the ''python'' command now defaults to Python 3.6, while Python 2.7 can be still used with the ''python2'' command.

	* The system ''Perl'' version ~~will be~~ upgraded to 5.26.		* The system ''Perl'' version was upgraded to 5.26 (from 5.16).

	= Development tools =		= Development tools =

	* The default system version of the ''GNU Make'' build utility ~~will be~~ upgraded to 4.2.1. Please note the new ''--output-sync'' command line option that allows better debugging of parallel builds.		* The default system version of the ''GNU Make'' build utility was upgraded to 4.2.1 (from 3.82). Please note the new ''--output-sync'' command line option that allows better debugging of parallel builds.

	* The default system version of the ''autotools'' package ~~will be~~ upgraded to 2.69. The "devel/autotools/2.69" software module is no longer necessary and ~~will be~~ removed.		* The default system version of the ''autotools'' package was upgraded to 2.69. The "devel/autotools/2.69" software module is no longer necessary and was removed.

	* The default system version of the ''CMake'' build system ~~will be~~ upgraded to 3.11.		* The default system version of the ''CMake'' build system was upgraded to 3.11 (from 2.8.12.2).

	* The default system version of the ''Git'' version control utility ~~will be~~ upgraded to 2.18.4. The "devel/git/2.18.4" software module is no longer necessary and ~~will be~~ removed.		* The default system version of the ''Git'' version control utility was upgraded to 2.18.4 (from 1.8.3.1). The "devel/git/2.18.4" software module is no longer necessary and was removed.

	* Cent OS8's RPM ~~now~~ is case-insensitive, ~~i.e.~~ it will ~~thread~~ ''%VERSION%'' as ''%version'' followed by ''%'' -- ~~this~~ will lead to further errors; ~~pre~~-defined RPM-macros should not be used in other contexts.		* Cent OS8's RPM tools are now case-insensitive, for example it will treat the macro ''%VERSION%'' as ''%version'' followed by a ''%'' sign. This will lead to further errors. Pre-defined RPM-macros like ''%version'' should therefore not be used in other contexts.

	= Userspace tools =		= Userspace tools =
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	= Software Modules =		= Software Modules =

	~~The~~ following list it not exhaustive.		Please not that the following list is not exhaustive.

	== Category: chem/ ==		== Category: chem/ ==

	* The default version of ''molden'' ~~has been~~ upgraded ~~from~~ 6.2 to 6.5		* The default version of ''molden'' was upgraded to 6.5 (from 6.2).

	== Category: compiler/ ==		== Category: compiler/ ==

	* The Intel compiler module versions ~~will~~ not ~~change~~.		* The Intel compiler module versions have not changed.

	* The ''Clang'' 8 module ~~will be~~ removed and Clang 10 ~~will be~~ introduced. Clang 9 ~~will~~ ~~continue to be~~ available. Please note that the naming convention ~~will~~ ~~change~~. While Clang 8 ~~will~~ still be available as ''compiler/clang/8'', Clang 10 ~~will~~ be part of the ''compiler/llvm/10'' module. This was necessary because LLVM has evolved into a compiler suite with many frontends (Clang, Flang, F18 etc.) and tools (LLDB), much like GCC.		* The ''Clang'' 8 module was removed and Clang 10 was introduced. Clang 9 is still available. Please note that the naming convention changes starting with LLVM/Clang version 10. While Clang 9 is still available as ''compiler/clang/9'', Clang 10 is now part of the ''compiler/llvm/10'' module. This was necessary because LLVM has evolved into a compiler suite with many frontends (Clang, Flang, F18 etc.) and tools (LLDB), much like GCC, so it does no longer make sense to split LLVM and its compiler frontends into different modules.

	* The ''PGI Compiler'' ~~will be~~ updated to version 20.7 (from 19.1). It includes the NVIDIA environment in version 11.0 (e.g. nvcc).		* The ''PGI Compiler'' was updated to version 20.7 (from 19.1). It includes the NVIDIA CUDA environment in version 11.0 (e.g. nvcc)

			== Category: math/ ==

			* The ''R'' module (math/R/3.6.3) was rebuilt against the new operating system libraries. This should have no effect.

			* ''Matlab'' version R2020b was installed.

	== Category: vis/ ==		== Category: vis/ ==

	* ''Blender'' 2.90.0 and 2.90.1 ~~will~~ be available.		* ''Blender'' 2.90.0 and 2.90.1 are now available.

	= Batch system =		= Batch system =

	* The ''Slurm'' version ~~will be~~ upgraded to version 20.02.5 (instead of 20.02.3).		* The ''Slurm'' version was upgraded to version 20.02.5 (instead of 20.02.3).

	* The maximum total number of jobs of a single user in all queues (running and waiting) ~~will be~~ reduced to 100 (from 200).		* The maximum total number of jobs of a single user in all queues (running and waiting) was reduced to 100 (from 200).

	= Storage =		= Storage =

	* Mounting the LSDF ~~will~~ also be possible in the "single" queue.		* Mounting the LSDF is now also be possible in the "single" queue.

	= Graphics stack =		= Graphics stack =

	* The ''KDE Plasma'' desktop environment is no longer supported by Red Hat. ''start_vnc_desktop'' ~~will~~ ~~default~~ to GNOME 3.28 instead.		* The ''KDE Plasma'' desktop environment is no longer supported by Red Hat. ''start_vnc_desktop'' now defaults to GNOME 3.28 instead.

	* The NVIDIA driver will be upgraded to the latest version available at the start of the maintenance interval.

	= Containers =

			* The NVIDIA driver was upgraded to version 450.51.06.
	* Network Namespaces will be disabled due to security concerns.

S Raffeiner at 20:03, 12 October 2020

2020-10-12T20:03:44Z

← Older revision		Revision as of 22:03, 12 October 2020
Line 1:		Line 1:
	The following changes are planned for the maintenance interval starting on 06.10.2020 (Tuesday) at 10 AM and ending on 13.10.2020 (Tuesday) at 10 AM.		The following changes are planned for the maintenance interval starting on 06.10.2020 (Tuesday) at 10 AM and ending on 13.10.2020 (Tuesday) at 10 AM.

	With the maintenance the ~~SSH~~ host key of the system will change. Most SSH clients warn about this change or refuse to connect. Please follow the instructions of your SSH client to accept the new host key (SHA256:k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8).		With the maintenance the host key of the system will change. Most SSH clients warn about this change or refuse to connect. Please follow the instructions of your SSH client to accept the new host key (SHA256:k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8).

	= Operating system =		= Operating system =

S Raffeiner at 20:03, 12 October 2020

2020-10-12T20:03:19Z

← Older revision		Revision as of 22:03, 12 October 2020
Line 1:		Line 1:
	The following changes are planned for the maintenance interval starting on 06.10.2020 (Tuesday) at 10 AM and ending on 13.10.2020 (Tuesday) at 10 AM.		The following changes are planned for the maintenance interval starting on 06.10.2020 (Tuesday) at 10 AM and ending on 13.10.2020 (Tuesday) at 10 AM.

			With the maintenance the SSH host key of the system will change. Most SSH clients warn about this change or refuse to connect. Please follow the instructions of your SSH client to accept the new host key (SHA256:k8l1JnfLf1y1Qi55IQmo11+/NZx06Rbze7akT5R7tE8).

	= Operating system =		= Operating system =

S Raffeiner: /* Graphics stack */

2020-10-12T19:54:45Z

Graphics stack

← Older revision		Revision as of 21:54, 12 October 2020
Line 67:		Line 67:
	= Graphics stack =		= Graphics stack =

	* The KDE Plasma desktop environment is no longer supported by Red Hat. ''start_vnc_desktop'' will default to GNOME 3.28 instead.		* The ''KDE Plasma'' desktop environment is no longer supported by Red Hat. ''start_vnc_desktop'' will default to GNOME 3.28 instead.

	* The NVIDIA driver will be upgraded to the latest version available at the start of the maintenance interval.		* The NVIDIA driver will be upgraded to the latest version available at the start of the maintenance interval.