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Combined display of all available logs of techdocs. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 11:22, 11 July 2023 Plinich talk contribs created page Ceph operation, maintenance and repair (Created page with "== How to see the status of the cluster == On any cluster node, you can run the <code>ceph health</code>, <code>ceph health detail</code> or <code>ceph status</code> commands to get an increasingly-detailed overview of the cluster's status. === <code>ceph health</code> == === <code>ceph health detail</code> == === <code>ceph status</code> === root@storage00:~# '''ceph status''' cluster: id: db5b6a5a-1080-46d2-974a-80fe8274c8ba health: <span style=...")
• 08:24, 8 July 2023 Plinich talk contribs created page Proposed home directory architecture, configuration and management - project notes (Created page with "saveme")
• 14:35, 5 July 2023 Plinich talk contribs moved page File:AWX Storage Gateway volume details.png to File:AWS Storage Gateway volume details.png without leaving a redirect
• 14:33, 5 July 2023 Plinich talk contribs created page File:AWX Storage Gateway volume details.png
• 14:33, 5 July 2023 Plinich talk contribs uploaded File:AWX Storage Gateway volume details.png
• 14:33, 5 July 2023 Plinich talk contribs created page File:AWS Storage Gateway volume general configuration.png
• 14:33, 5 July 2023 Plinich talk contribs uploaded File:AWS Storage Gateway volume general configuration.png
• 14:32, 5 July 2023 Plinich talk contribs created page File:AWS Storage Gateway volume overview.png
• 14:32, 5 July 2023 Plinich talk contribs uploaded File:AWS Storage Gateway volume overview.png
• 14:32, 5 July 2023 Plinich talk contribs created page File:AWS Storage Gateway overview.png
• 14:32, 5 July 2023 Plinich talk contribs uploaded File:AWS Storage Gateway overview.png
• 13:37, 5 July 2023 Plinich talk contribs uploaded a new version of File:Home directory proposed.png
• 13:36, 5 July 2023 Plinich talk contribs uploaded a new version of File:Home directory proposed.png
• 13:21, 5 July 2023 Plinich talk contribs created page File:Home directory proposed.png
• 13:21, 5 July 2023 Plinich talk contribs uploaded File:Home directory proposed.png
• 13:20, 5 July 2023 Plinich talk contribs created page Proposed home directory architecture, configuration and management (Created page with "== Preamble == === The way it was === In the Old World the majority of the CSE home directories were stored on six main NFS servers, each server having local RAID disk storage for home directories. These servers had names such as ravel, kamen, etc., and home directories were located in ext3/ext4/xfs file systems created on the local block storage and mounted under <code>/export</code> (e.g., <code>/export/kamen/1</code>, <code>/export/ravel/2</code>, etc.). I.e. e...")
• 16:26, 26 Haziran 2023 Plinich talk contribs created page RoboLab VLAB server (Created page with "apt-get install xdm configure XDM to start as default www.tigervnc.org Download tigervnc-1.13.1.x86_64.tar.gz Utar /usr/local Create symlink to "tigervnc" /etc/X11/xdm/Xservers Comment out line for display ":0..." systemctl set-default graphical systemctl set-default multi-user apt-get install tcl tcl-thread Copy from New World: /etc/systemd/system/xvncrunner.service /usr/local/infrastructure/vlab/xvncrunner(|.sh) systemctl daemon-reload systemctl enable xvncrunner...")
• 09:31, 21 Haziran 2023 Plinich talk contribs moved page Experimental gitlab server to New World gitlab server without leaving a redirect (No longer experimental)
• 10:30, 1 Haziran 2023 Plinich talk contribs created page User virtual machines on VLAB servers (Created page with "<p style="color: red;">'''Proposed''' user-defined virtual machine setup for VLAB servers. Not operational.</p> Implement and run a user-defined virtual machine (VM). == Programs == {|class="firstcolfixed" !Program name !Description |- |vmcreatedisk |Create a virtual hard disk (file). |- |vmrun | Run a virtual machines, booting either from a supplied CD/ISO image or from virtual hard disk. |} == <code>vmcreatedisk</code> == Do we really need this? Can't users just r...")
• 11:16, 24 Mayıs 2023 Plinich talk contribs created page Vncrecv (Redirected page to Vncsend) Tag: New redirect
• 11:16, 24 Mayıs 2023 Plinich talk contribs created page Vncsend (Created page with "'''<code>vncsend</code>''' is one half of the <code>vncsend</code>/<code>vncrecv</code> pair of programs")
• 16:11, 26 April 2023 Plinich talk contribs created page File:Monitor2 a.png
• 16:11, 26 April 2023 Plinich talk contribs uploaded File:Monitor2 a.png
• 13:13, 26 April 2023 Plinich talk contribs created page Monitor2 (Created page with "The second monitoring system/framework in the New World ('''monitor2''') is implemented on the server https://nw-syd-monitor2.cse.unsw.edu.au/. Unlike monitor1 it does not use Nagios and, implicitly, does not generate any sort of alarms. Instead, monitor2 collects and graphs data sampled from various servers. It is designed to implement a "standard" way of collecting data, storing it and graphing it, regardless of the type of data we talk about. It uses SNMP to...")
• 13:03, 26 April 2023 Plinich talk contribs created page Monitor1 (Created page with "This pages describes the original, and now partly-superseded, monitoring framework implementation... The basic monitoring framework implemented in the New World infrastructure is designed to monitor and report on problems and faults with services or hosts AND to record historical performance data and provide graphing thereof. The framework is not intended to be fancy, but to provide a "standard" for adding monitoring for new services and/or hosts, and to provide a...")
• 16:56, 3 April 2023 Plinich talk contribs created page UDB (Created page with "'''UDB''' is an acronym for User Database. It refers to CSE databases whose primary, but not sole, purpose is to supplement staff and student information provided by UNSW to allow the information to be used to manage CSE IT resources. There are two UDB's: The "new" UDB uses PostgreSQL and OpenLDAP (server). The "old" UDB uses custom software developed in-house running over NIS/SunYP. Eventually, it is hoped, this will go away and the "only" UDB will then be th...")
• 16:43, 3 April 2023 Plinich talk contribs created page VMware (Created page with "'''VMware''' refers to the technology developed by VMware, Inc., used in CSE to instantiate virtual servers and networks. CSE uses VMware primarily to create two different types of virtual host: * Back-end servers supporting undergraduate teaching (including DHCP, DNS, LDAP and UDB servers), and * Computers used by researchers. See also [https://en.wikipedia.org/wiki/VMware VMware].")
• 16:38, 3 April 2023 Plinich talk contribs created page UNC (Created page with "'''UNC''' is a way of representing the location of a network resource, typically a file or <nowiki>[home]</nowiki> directory. See [https://en.wikipedia.org/wiki/Path_(computing)#Universal_Naming_Convention Universal Naming Convention @ Wikipedia].")
• 16:34, 3 April 2023 Plinich talk contribs created page Vlabserver (Redirected page to Host class) Tag: New redirect
• 15:10, 3 April 2023 Plinich talk contribs created page SSH (Created page with "'''[https://en.wikipedia.org/wiki/Secure_Shell Secure Shell]''' @ Wikipedia is an encrypted remote access network protocol commonly used to access CSE login servers. See also <code>man ssh</code>.")
• 15:07, 3 April 2023 Plinich talk contribs created page Login server (Created page with "A CSE '''login server''' is a general-purpose, shared server available for user by CSE staff and students. Access is via SSH. Most login servers are in a DNS pool behind the DNS name <code>login.cse.unsw.edu.au</code> and they can be reached from the wider/public Internet. Login servers have the same software set as physical lab computers and VLAB servers. Typically, VLAB servers and login servers are actually the same hosts pulling double duty.")
• 14:56, 3 April 2023 Plinich talk contribs created page NFS (Created page with "The [https://en.wikipedia.org/wiki/Network_File_System Network File System @ Wikipedia] (NFS) is the distributed file system used in CSE to make users' home directories available on all login, VLAB and lab computers. It transparently supports Linux-style file system semantics (user, group and other; read, write and execute), a significant benefit for undergraduate students who only need to learn that one set of semantics.")
• 13:09, 3 April 2023 Plinich talk contribs created page VNC (Created page with "See [https://en.wikipedia.org/wiki/Virtual_Network_Computing Virtual Network Computing] @ Wikipedia.")
• 13:06, 3 April 2023 Plinich talk contribs created page TigerVNC (Created page with "REDIRECT [https://tigervnc.org/ https://tigervnc.org/]")
• 12:58, 3 April 2023 Plinich talk contribs created page File:Vlabgateway.png
• 12:58, 3 April 2023 Plinich talk contribs uploaded File:Vlabgateway.png
• 12:48, 3 April 2023 Plinich talk contribs created page VLAB (Created page with "'''VLAB''' (Virtual Lab) is a remote access virtual lab environment. It provides a virtual desktop environment that students and other users can access either via a VNC client (preferred) or via a web browser<ref>[https://vlabgateway.cse.unsw.edu.au/ https://vlabgateway.cse.unsw.edu.au/]</ref>. It is available 24/7, all year around. This environment should very closely parallel that which the students experience when using computers in CSE physical labs. The software...")
• 12:41, 3 April 2023 Plinich talk contribs created page File:Tigervnc prompt.png
• 12:41, 3 April 2023 Plinich talk contribs uploaded File:Tigervnc prompt.png
• 12:13, 3 April 2023 Plinich talk contribs deleted page Lifecycle management of accounts (Author request: content was: "#REDIRECT Lifecycle management of accounts (draft notes)", and the only contributor was "Plinich" (talk))
• 12:13, 3 April 2023 Plinich talk contribs moved page Lifecycle management of accounts to Lifecycle management of accounts (draft notes)
• 12:10, 3 April 2023 Plinich talk contribs deleted page Test page (Author request: content was: "Sandpit for experimentation Additional Some more Raggedy Connecting to Wifi")
• 12:09, 3 April 2023 Plinich talk contribs deleted page Linux namespaces and cgroups (Author request: content was: "<p style="color: red;">This is rubbish and needs to be rewritten.</p> Some text. The Linux kernel provides two interesting mechanisms to manage user sessions. Both play an important part in New World. These mechanisms are namespaces and cgroups. == Namespaces == See also <code>man unshare</code>. A user process can, if it chooses to look, see various elements of the h...", and the only contributor was "Plinich" ([[User t...)
• 12:39, 30 March 2023 Plinich talk contribs created page Kerberos (Created page with "'''Kerberos''' is a ticket-based network authentication system. Microsoft's Active Directory uses an implementation of Kerberos to allow users and network hosts to authenticate and access services. See [https://en.wikipedia.org/wiki/Kerberos_(protocol) Kerberos @ Wikipedia].")
• 12:35, 30 March 2023 Plinich talk contribs created page SMB3 (Redirected page to CIFS) Tag: New redirect
• 12:34, 30 March 2023 Plinich talk contribs created page CIFS (Created page with "See [https://en.wikipedia.org/wiki/Server_Message_Block Server Message Block @ Wikipedia].")
• 12:29, 30 March 2023 Plinich talk contribs deleted page CIFS (Broken redirect: content was: "#REDIRECT [https://en.wikipedia.org/wiki/Server_Message_Block]", and the only contributor was "Plinich" (talk))
• 12:27, 30 March 2023 Plinich talk contribs created page CIFS (Created page with "#redirect [https://en.wikipedia.org/wiki/Server_Message_Block]")
• 18:40, 29 March 2023 Plinich talk contribs created page /unsw (Created page with "The <code>/unsw</code> top-level directory on all user-loginable New World hosts is a file system mount point managed by the <code>autofs</code> automounter. When a user tries to access <code>/unsw/''zID''</code>, where <code>zID</code> is that same user's own UNSW zID, the automounter will attempt to mount that user's UNSW home folder ('''not''' CSE home directory) at that location. This gives the user transparent read/write access to their UNSW home folder from CS...")
• 16:09, 27 March 2023 Plinich talk contribs created page Experimental gitlab server (Created page with "# Host is called nw-syd-gitlab and is in <code>hostlist.csv</code> (cfengine) to reserve the IP address against use by anyone else # The IP address is 10.197.85.252. Due to it being in <code>hostlist.csv</code>, there will be an entry for it in <code>/etc/hosts</code> on all cfengine-managed hosts (i.e., login and VLAB servers, lab computers) # In AWS, set up the EC2 instance on the sydney-hosts subnetwork with free-for-all security group and 1TB of had disk # Af...")