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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<br>
 
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===Systems Down===
 
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'''masters12''' (grad net computer located in G61) is ''down'' due to a bad disk.  Grad/Research Net users can use any of the other [https://support.cs.jhu.edu/wiki/Linux_Clients_on_the_CS_Grad/Research_Net Grad/Research Net Linux systems]  until we've replaced the disk.  No ETA on the disk replacement timeframe yet.
 
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<!--  '''WHAT:'''  The main CS website (''www.cs.jhu.edu'') is not working.
 
  
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'''WHEN:''' Problems began at early on Tuesday, May 3, 2016.
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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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'''''STATUS:  There is a problem with the Whiting School of Engineering's web server, on which the CS web server depends.'''
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<br><p>
  
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The Whiting School's IT department has been notified of the problem.  At this time we do not have an ETA for when the problem will be fixed.  -->
 
  
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<br>
 
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== PLANNED SERVICE OUTAGES ==
 
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'''PLANNED OUTAGE...'''
 
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'''WHAT:''' ''Major CS Grad/Research Net IT services outage,'' as we make configuration changes to our new file server.
 
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'''WHEN:''' Wednesday, August 10, from 1am to approx 7am.
 
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'''DETAILS:''' Our new CS Grad/Research Net home directory file server, ''rtfm.cs.jhu.edu'',  will be shut down so that  system configuration changes can be made to it (which will affect other CS computing services as well), early morning on Wednesday, 8/10.
 
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As a result of this configuration change process, ''several of our CS services will be unavailable during the shutdown/upgrade (described below)''. If there are any unexpected complications during the configuration changes that will delay the restoration of services, we will update the CS IT Support Wiki's Notices page at https://support.cs.jhu.edu/wiki/Notices
 
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===Suspended (Unavailable) Grad/Research Net services while rtfm.cs.jhu.edu is down:===
 
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* CS Mail service, both incoming and outgoing, will be suspended for CS Grad/Research Net users (as this fileserver works in tandem with our mail server.)  Incoming mail should be queued by the sender until our mail service is back up again. Outgoing mail will not be available.
 
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* IMAP, POP, and Webmail from our CS (Grad/Research Net) Mail server will be unavailable.
 
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* Some CS webpages, including user (and possibly lab and other CS pages), will be unavailable.
 
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* Grad/Research Net user accounts/home directories will be inaccessible during the downtime.
 
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* SMB File Shares (CS Office Staff uses these) will be unavailable.
 
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* ssh service to our CS Grad/Research Net Linux boxes (masters1 through masters16, gradx, and gradz) will be unavailable.
 
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* Console (desktop) access to masters1 through masters16 will be unavailable.
 
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* MySQL service via the mysql.cs.jhu.edu server will be unavailable.
 
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'''Ugrad Net users:''' During the rtfm.cs.jhu.edu shutdown/configuration changes, email directed to your ugrad acct @cs.jhu.edu will not be immediately delivered. Other Ugrad Net services should remain available.
 
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<!--None at this time. -->
 
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<br>
 
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== CS COMPUTING LAB AVAILABILITY ==
 
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=== MH 122 (Ugrad Lab) ===
 
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See post about 8/10/16 file server outage on the [https://support.cs.jhu.edu/wiki/Notices|Notices] page.
 
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<!--Open as usual.  <br> -->
 
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=== MH G-61 (Masters/Ugrad Lab)===
 
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Open as usual.
 
  
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<!-- == {{red|JHU IT SERVICE OUTAGES AFFECTING CS IT SERVICES}} == -->
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<!--
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=== PLANNED ''JHU'' SERVICE OUTAGES ===
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<!--
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=== UNPLANNED ''JHU'' SERVICE OUTAGES ===
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==== '''PLANNED CLOSURE''''' ====
 
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'''''WHERE:'''''  Malone Hall G-61, both the Masters and Ugrad sides of the lab.
 
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'''''WHEN:'''''  Monday, March 14 & Tuesday, March 15, from 6am to 12 Noon.
 
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'''''WHY:'''''  Network cable installation.  The lab will be closed those two
 
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    mornings as workers install additional network cable.
 
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=====NOTES:=====
 
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* During the lab closure times, the masters and ugrad Linux computers in G-61 will continue to be available remotely, via SSH.
 
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* Ugrad Lab, MH 122 will not be affected and will remain open during those times.
 
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-->
 
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<!--
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== {{red|CS IT SERVICE OUTAGES (Unplanned & Planned)}} ==
  
  
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**************************  MINOR OUTAGE TEMPLATE BEGIN  *******************************
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=== UNPLANNED CS IT SERVICE OUTAGES ===
  
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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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:None at this time.
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<p><br>
  
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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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=== PLANNED CS IT SERVICE OUTAGES ===
  
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**************************  MINOR OUTAGE TEMPLATE END  *******************************
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<!--:None at this time. -->
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-->
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==== Scheduled Networking Outage on the Malone Ground Floor ====
  
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<!--  
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:'''WHAT:''' WiFi and Ethernet connections will not be available on the ground floor of Malone Hall during an upcoming JHU-planned networking outage.
  
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:'''WHEN:'''  JHU's Planned Network Outage – Wednesday, August 27, 2025, from 8pm through midnight.
  
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******************** MAJOR OUTAGE TEMPLATE BEGIN ********************************
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:'''DESCRIPTION:''' JHU is planning a network outage at Malone Hall to install new networking equipment. The outage will start at 8:00 pm and is expected to last between two and four hours. During the outage, the wireless access points on the ground floor will be offline, as will most of the Ethernet jacks.  Please be prepared to not have any network connectivity on the Malone ground floor during this time.
  
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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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:Ethernet connections in the Malone server room, G29, will not be affected by this outage. Any servers in G29 should remain accessible. The Linux clients and Ethernet jacks in room G61, which contains the ground floor masters and undergrad labs, will not be affected either.  (But any laptops brought into G61 during the outage probably won't be able to access the wireless network.)
  
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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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<br>
  
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During that time, the following services will be ''unavailable'':
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== {{red|CS COMPUTING LAB AVAILABILITY}} ==
  
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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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<!--  ***** NORMAL POSTING MH 122****** -->
  
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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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:'''MH 122''' (CS Undergrad Lab/Collaboration room) is available for in-person access.
  
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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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<!-- ****** NORMAL POSTING G61 ********** -->
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:'''MH G61''' (CS Masters/Ugrad Labs) is available for in-person access.
  
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* ''Grad/Research Net user accounts/home directories will be inaccessible'' during the downtime.
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<br>
  
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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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== {{red|AUDIO/VISUAL (A/V) OUTAGES}} ==
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:None at this time.  
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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 18:36, 25 August 2025


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

Scheduled Networking Outage on the Malone Ground Floor

WHAT: WiFi and Ethernet connections will not be available on the ground floor of Malone Hall during an upcoming JHU-planned networking outage.
WHEN: JHU's Planned Network Outage – Wednesday, August 27, 2025, from 8pm through midnight.
DESCRIPTION: JHU is planning a network outage at Malone Hall to install new networking equipment. The outage will start at 8:00 pm and is expected to last between two and four hours. During the outage, the wireless access points on the ground floor will be offline, as will most of the Ethernet jacks. Please be prepared to not have any network connectivity on the Malone ground floor during this time.
Ethernet connections in the Malone server room, G29, will not be affected by this outage. Any servers in G29 should remain accessible. The Linux clients and Ethernet jacks in room G61, which contains the ground floor masters and undergrad labs, will not be affected either. (But any laptops brought into G61 during the outage probably won't be able to access the wireless network.)


CS COMPUTING LAB AVAILABILITY

MH 122 (CS Undergrad Lab/Collaboration room) is available for in-person access.
MH G61 (CS Masters/Ugrad Labs) is available for in-person access.


AUDIO/VISUAL (A/V) OUTAGES

None at this time.