Differences

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--- projects:maint-summer-2018 [2018/08/27 17:39]
dutran [Fall Quarter Maintenance]
+++ projects:maint-summer-2018 [2018/09/14 10:50] (current)
hans [Summer Quarter Maintenance]
@@ Line 5: / Line 5: @@
 [[https://calendar.google.com/calendar/embed?src=ics.uci.edu_rbt2q6kmhapqm4bjaet1j48h00@group.calendar.google.com&ctz=America/Los_Angeles|ICS Computing Support Maintenance Calendar]]
-====Fall Quarter Maintenance====
+====Summer Quarter Maintenance====
-Fall quarter Maintenance has been schedule for 9/17/2018.   Please check the [[projects:maint-summer-2018|Summer Maint. website]] for updates.  Send email ot helpdesk@ics.uci.edu to have maintenance rescheduled.
+Fall quarter Maintenance has been schedule for 9/17/2018.   Please check the [[projects:maint-summer-2018|Summer Maint. website]] for updates.  Send email to helpdesk@ics.uci.edu to have maintenance rescheduled.
   * Date:  9/17/2018
   * Time:  All Day
-=== Network Switch reboot ===
+=== Network Switch Firmware Update and Reboot ===
 **Affected Hosts:** Large number of ICS Hosts
@@ Line 18: / Line 18: @@
 **Reason:** Switch unresponsive to remote logins.
-**Impact:**  This switch provides network connections along with a 2nd switch for a large number of servers.  During the reboot, the network connection could be disrupted for 30 seconds to 1 minute.  There is no long anticipated downtime with this reboot.
+**Impact:**  These switches provide network connection for a large number of servers.  As the firmware update occurs, except network interruptions of up to 1 hour.  If you have a server that needs uninterrupted network connection, please email helpdesk@ics.uci.edu with the server name and the reason.
 === Relocate john-luther to Critical Rack Cluster ===
@@ Line 31: / Line 31: @@
 **Impact**:
   * gitlab will be unavailable during this period.
+=== Pedigree/Beem systems to new power ===
+**Affected Hosts**:
+  * Pedigree cluster
+  * Beem2 and Beem3
+**Reason**:  Relocating power to 110V to free up power needed for another project.
+**Impact**:  The server will be turned off for about 10-15 minutes while power is rerouted.  This will happen after the servers are patched.  Rather than a reboot, a brief shutdown will occur instead.
 === OS Maintenance ===
@@ Line 70: / Line 80: @@
 The GitLab server will be updated to the latest security release, 11.1.2.
+===#68260 MySQL Server Maintenance ===
+  * SYSTEM:  melvil-dewey-v0.ics.uci.edu
+  * DATE:  September 17, 2018
+  * START TIME: 0600
+  * DURATION: 15 minutes
+(Please note this is an estimate;  systems may be up sooner or later
+than expected, due to unforeseeable circumstances.)
+==AFFECTS:==
+During this period the MySQL server will be unavailable.   Any dependent websites, including https://www.ics.uci.edu, and applications will be unavailable.
+==REASON:==
+A restart is required in order to limit the size of the ibtmp1 caching file.
+====VirtualBox 5.2.18 Upgrade #68338: ====
+  * SYSTEM:  All ICS Systems
+  * DATE:  Sept 14, 2018
+Affected Hosts: All ICS hosts
+Reason:  Upgrading to the latest version of Virtual Box on all ICS hosts between quarters.
+Impact: Running VM's may require a restart.   No other service outage anticipated.
+====Vagrant 2.1.4 Upgrade #68338: ====
+  * SYSTEM:  All ICS Systems
+  * DATE:  Sept 14, 2018
+Affected Hosts: All ICS hosts
+Reason:  Upgrading to the latest version of Vagrant on all ICS hosts between quarters.
+Impact: Running VM's may require a restart.   No other service outage anticipated.
+====Odin Emergency Maintenance====
+  * SYSTEM:  odin.ics.uci.edu
+  * DATE:  Aug 27, 2018
+  * START TIME: 1130
+  * DURATION: 2 hours
+Affected Hosts: odin.ics.uci.edu.
+Reason:  Dell Tech will be onsite replacing failed parts.
+Impact: 2 hours downtime/interruption on odin host.
+This is an estimate and systems may be down longer or back online sooner than estimated.
 ====Patching Odin====