Difference between revisions of "Notices"
 
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== UNPLANNED SERVICE OUTAGES ==
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<!--  *************** BEGIN ACTIVE NOTICES **************************** -->
  
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None at this time.
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== {{red|CS IT STAFF AVAILABILITY}} ==
  
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== PLANNED OUTAGES ==
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*  The CS IT Support staff is back in Malone Hall. Our group is working a hybrid schedule with some of us working remotely on certain days, while others of our team are on campus. 
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* We continue being available M-F, 8:30 to 5pm, but there may be certain times we might be online only.
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*  Therefore, please remember to email [mailto:support@cs.jhu.edu support@cs.jhu.edu] for assistance.
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*  Also, please have [https://support.cs.jhu.edu/wiki/Zoom Zoom] available on your device(s), so that we can arrange to contact you using that method, as an alternative to in-person communication.
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* For the time being, Steve DeBlasio, our accounts liaison, is providing a virtual version of his daily office hours for accounts, etc.  Email [mailto:support@cs.jhu.edu support@cs.jhu.edu] for details.
  
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<br><p>
  
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'''WHEN:  Wednesday, August 20, 2014, 8am through Friday, August 22, 9am.'''
 
  
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'''WHAT:  Ugrad lab machines in MH 122, CS Ugrad Lab'''
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== {{red|JHU IT SERVICE OUTAGES AFFECTING CS IT SERVICES}} ==
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Due to work being done to a Wink wall in MH 122 that may cause dust, the Ugrad Lab machines will be down starting Wednesday at 8am.  Back up Friday morning.  ''ugradx.cs.jhu.edu'' will remain available remotely via ssh.
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=== PLANNED ''JHU'' SERVICE OUTAGES ===
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=== UNPLANNED ''JHU'' SERVICE OUTAGES ===
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'''WHEN:  Friday, August 22, 2014, from 6am to 8am.'''
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'''WHAT: Server Room (MH G-29) Power Outage affecting all CS servers.
 
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There will be a planned power outage for Malone Hall's G-29 Server Room, ''home to the CS central and CS faculty servers,'' on Friday, August 22, from 6am to 8am.  (This is due to electrical work being done in that room.)
 
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This power outage will affect all of our CS servers, and we will provide further information sometime next week as to what services will be unavailable during that two-hour timeframe.  Check back here before 8/22 for updates.
 
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(Expect that we will be bringing down our CS servers ''at least one hour'' before the outage.)
 
  
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'''''IMPORTANT:'''''  CS Faculty who host servers in G-29, ''your servers are affected too!''  So, please make sure you prepare for this outage and have someone (you or your students) take down your machines before the outage and reboot them after the outage, if need be.
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== {{red|CS IT SERVICE OUTAGES (Unplanned & Planned)}} ==
  
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'''''CS IT SERVICES AVAILABLE/NOT AVAILABLE DURING THE POWER OUTAGE:'''''
 
  
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The power outage runs from 6am to 8am, however we have to shut down all of our CS servers before-hand.
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=== UNPLANNED CS IT SERVICE OUTAGES ===
  
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Therefore, starting at 4:30am, here is a list of the CS-specific services that will or will not be available between 4:30am and until sometime after 8am when the power is restored and we can begin powering up our servers:
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:None at this time.
  
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=== PLANNED CS IT SERVICE OUTAGES ===
  
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'''DHCP:''' available
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<!--:None at this time.-->
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=== Malone '''MH 122''' ''and'' '''G61''' Ugrad and Masters Labs {{red|'''''Closure'''''}}===
  
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'''Email:''' unavailable (a secondary server will accept mail sent to us, but no one will be able to check mail or send it through our CS servers.)
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:'''WHAT:''' Malone Hall MH 122 '''and''' Malone Hall G61, both the Masters and Ugrad sides of the lab, '''and ''all'' the lab Linux computers, will be closed to CS students due to an ACM Programming Contest.
  
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'''UGrad and Masters Lab machines:''' unavailable (you might seen them powered up, but lack of NFS and NIS servers mean they'll be effectively unusable during that time.)
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:'''WHEN:''' Starting Friday evening, November 15, 5pm '''through''' Saturday, November 16, 9pm.
  
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'''gradx, gradz, ugradx compute servers:''' unavailable
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:'''DETAILS:'''  
  
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'''resolving DNS:''' unavailable, but users should have 10.200.2.2 or 10.200.1.1 as a secondary, and those will continue to work, but you might notice a delay.
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: Both the MH 122 '''and''' G61 Masters and Ugrad Labs will be used for an ACM Programming Contest and will therefore be '''''closed''''' to those not participating in the contest.
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'''www.cs.jhu.edu website:''' partly available - the portions hosted by WSE (many of the main pages) will still be available but the locally-hosted portions (homepages, CS IT support pages, etc.) will not work
 
  
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'''support.cs.jhu.edu wiki:''' unavailable
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: Additionally, all of the labs' Linux computers (grad1 through grad16 and ugrad1 through ugrad24) will be unavailable during the time period referenced above.
  
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'''home directories:''' unavailable
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* During the lab closure times, compute servers, gradx.cs.jhu.edu, gradz.cs.jhu.edu, ugradx.cs.jhu.ed, and ugradz.cs.jhu.edu  '''''will continue to be available remotely''''', via SSH.
  
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'''MySQL:''' unavailable
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* We have to take down the lab systems late that Friday afternoon.  At the end of the ACM contest that Saturday night, the coordinators of that contest will be turning our lab computer systems back on.  Most should boot normally.  But, if some do not, just trying using an alternate one in the lab.  We'll be back in the Monday afterwards and can check on any systems that didn't boot normally.  (And don't forget, as mentioned above our compute servers -- gradx, gradz, ugradx, ugradz -- will continue to be remotely available, even if the lab systems are not.)
  
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'''VMs that CS IT hosts:''' unavailable
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* The printers in MH 122 and MH G61 will remain online, but, please pick up your printouts outside of the contest hours.
  
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<br>
  
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== {{red|CS COMPUTING LAB AVAILABILITY}} ==
  
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<!-- EXAMPLE
 
  
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=== gradx.cs.jhu.edu Outage Scheduled ===
 
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'''WHEN: Monday, Feb 3, 9am to 5pm'''
 
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gradx.cs.jhu.edu, our Grad Net compute server (available remotely by ssh only) will be '''unavailable all day on ''Monday, Feb 3, from 9am to 5pm''''' due to it being upgraded to Fedora 20.  During this time, please use one of our [https://support.cs.jhu.edu/wiki/Linux_Clients_on_the_CS_Grad/Research_Net Grad Net Linux clients] instead.
 
  
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<!--  ***** NORMAL POSTING MH 122****** -->
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:'''MH 122''' (CS Undergrad Lab/Collaboration room) is available for in-person access.
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:{{red|However, please see the info above regarding the mid-November lab closure and systems unavailability.}}
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<!--
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:'''MH 122 ''UNAVAILABILITY'''''
 
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-->
  
  
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<!-- ****** NORMAL POSTING G61 ********** -->
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:'''MH G61''' (CS Masters/Ugrad Labs) is available for in-person access.
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:{{red|However, please see the info above regarding the mid-November lab closure and systems unavailability.}}
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<br>
  
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== {{red|AUDIO/VISUAL (A/V) OUTAGES}} ==
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:None at this time.  
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**************************  MINOR OUTAGE TEMPLATE BEGIN  *******************************
 
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'''Wed, July 30, 9am through noon:'''  ''Entire Undergrad Net'' (clients and servers) will be down as we complete system maintenance and move some equipment to a different rack.
 
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Additionally, the Ugrad Net web and mail service will be unavailable during that time.  (Incoming ugrad net mail should queue up on another of our mail servers during that time, until the ugrad mail server is back up and running and transfers the mail.)
 
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**************************  MINOR OUTAGE TEMPLATE END  *******************************
 
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********************  MAJOR OUTAGE TEMPLATE BEGIN  ********************************
 
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'''MAJOR''' motherboard repair of ''rtfm.cs.jhu.edu'', one of our main CS ''Grad/Research'' Net file system servers, will create up to (but hopefully, much shorter than) 6-hour planned downtime for the Grad/Research Network.  Our hardware service/repair company will be on-site completing repairs.
 
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'''Outage will begin at 12am (midnight), Thursday, 8/22, and will last until 6am (or earlier) Thursday.'''
 
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During that time, the following services will be ''unavailable'':
 
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* ''Email in or out on the Grad/Research Net will be disabled.''  (Connections to smtp.cs.jhu.edu and pop.cs.jhu.edu will fail during that time.  However, incoming mail to CS should queue at an alternative server.)
 
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* ''Email on the Undergrad Net will be disabled during this time'' (as CS Ugrad e-mail addresses are registered via a server on the CS Grad Net.)
 
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* ''DNS will only be available if you've configured your computer with a secondary DNS server.''  If you don't have a secondary server in your computer's DNS defined, please add 128.220.2.7  You may notice a delay in DNS name resolution when falling back to the secondary server.
 
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* ''Grad/Research Net user accounts/home directories will be inaccessible'' during the downtime.
 
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* ''Access to any of our Grad/Research Net linux clients (including gradx and masters1 through masters16, as well as Dr. Smith's pllab machines that we maintain) will be unavailable''
 
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* ''peregrine.cs.jhu.edu (our Solaris login server) will be unavailable''
 
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* ''Our mysql server, mysql.cs.jhu.edu, will be unavailable.''
 
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* ''Samba shares will be unavailable.''
 
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* ''Your Grad/Research Net web pages will be unavailable.''  (The webserver is expected to be serving minimal pages, mostly notices, during that time.)
 
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********************  MAJOR OUTAGE TEMPLATE END  ********************************
 
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[[Category:All]]
 
[[Category:All]]

Latest revision as of 13:50, 30 October 2024


CS IT STAFF AVAILABILITY

  • The CS IT Support staff is back in Malone Hall. Our group is working a hybrid schedule with some of us working remotely on certain days, while others of our team are on campus.
  • We continue being available M-F, 8:30 to 5pm, but there may be certain times we might be online only.
  • Therefore, please remember to email support@cs.jhu.edu for assistance.
  • Also, please have Zoom available on your device(s), so that we can arrange to contact you using that method, as an alternative to in-person communication.
  • For the time being, Steve DeBlasio, our accounts liaison, is providing a virtual version of his daily office hours for accounts, etc. Email support@cs.jhu.edu for details.


CS IT SERVICE OUTAGES (Unplanned & Planned)

UNPLANNED CS IT SERVICE OUTAGES

None at this time.

PLANNED CS IT SERVICE OUTAGES

Malone MH 122 and G61 Ugrad and Masters Labs Closure

WHAT: Malone Hall MH 122 and Malone Hall G61, both the Masters and Ugrad sides of the lab, and all the lab Linux computers, will be closed to CS students due to an ACM Programming Contest.
WHEN: Starting Friday evening, November 15, 5pm through Saturday, November 16, 9pm.
DETAILS:
Both the MH 122 and G61 Masters and Ugrad Labs will be used for an ACM Programming Contest and will therefore be closed to those not participating in the contest.
Additionally, all of the labs' Linux computers (grad1 through grad16 and ugrad1 through ugrad24) will be unavailable during the time period referenced above.
  • During the lab closure times, compute servers, gradx.cs.jhu.edu, gradz.cs.jhu.edu, ugradx.cs.jhu.ed, and ugradz.cs.jhu.edu will continue to be available remotely, via SSH.
  • We have to take down the lab systems late that Friday afternoon. At the end of the ACM contest that Saturday night, the coordinators of that contest will be turning our lab computer systems back on. Most should boot normally. But, if some do not, just trying using an alternate one in the lab. We'll be back in the Monday afterwards and can check on any systems that didn't boot normally. (And don't forget, as mentioned above our compute servers -- gradx, gradz, ugradx, ugradz -- will continue to be remotely available, even if the lab systems are not.)
  • The printers in MH 122 and MH G61 will remain online, but, please pick up your printouts outside of the contest hours.


CS COMPUTING LAB AVAILABILITY

MH 122 (CS Undergrad Lab/Collaboration room) is available for in-person access.
However, please see the info above regarding the mid-November lab closure and systems unavailability.


MH G61 (CS Masters/Ugrad Labs) is available for in-person access.
However, please see the info above regarding the mid-November lab closure and systems unavailability.


AUDIO/VISUAL (A/V) OUTAGES

None at this time.