Difference between revisions of "Hardware:Status"

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'''This page shows information about the status of systems at the Centre for Advanced Computing.'''
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It will be updated with additional information as new events arise.
  
 
{| class="wikitable" style="float:left; margin-right: 25px;"
 
{| class="wikitable" style="float:left; margin-right: 25px;"
 
!colspan="5"| '''System Status Messages'''
 
!colspan="5"| '''System Status Messages'''
 
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|-
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|'''Date/Time'''  
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| '''Date'''
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|'''Affected Systems'''
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| '''Affected systems'''
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|'''Issue'''  
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| '''Details/reason'''
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|'''Details'''  
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| '''Resolution'''
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|'''Resolved ?'''  
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|-
 
|-
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| 3/21/2017 - 1:30 PM
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| 05/0723 - Continuing
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| All Compute / Login
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| Frontenac Signup
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| Power blip / outage
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| Frontenac signup unavailable due to website work
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| shutdown of all compute clusters and login nodes
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| New CAC website is currently being rolled out and troubleshooting and fixes are underway.
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| Partly
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|-
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| 22/01/22 - 8-4:30  
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| Frontenac Cluster
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| Onsite Power work
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| Electrical work will require Frontenac Cluster to run off of generator. No disruptions are expected.
 +
|-
 +
|-
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| 07/09/2019 - 9.30 am
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| caclogin03
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| caclogin03 down
 +
| login node requires reboot after becoming non-responsive . Re-booted and updated this host
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|-
 +
|-
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| 07/02/2019 - 9.40 am
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| caclogin04
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| caclogin04 unresposive
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| login node requires reboot after becoming un-responsive . Reboot fixed the issue and updated this host
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|-
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|-
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| 05/17/2019 - 11 am
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| caclogin03
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| caclogin03 down
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| login node requires reboot after becoming non-rseponsive , reboot resolved the issue
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|-
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| 02/27/2019 - 10 am
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| caclogin02
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| caclogin02 VM down
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| login traffic directed to caclogin03/4, rebooted resolved issue
 +
|-
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| 12/10/2018 - 8 am
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| caclogin02
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| caclogin02 VM down
 +
| login traffic directed to caclogin03/4
 +
|-
 +
| 12/04/2018 - 8 pm
 +
| caclogin03/04
 +
| issues with login nodes; caclogin02 works
 +
| resolved after reboot
 +
|-
 +
| 10/29/2018 - 4 pm
 +
| caclogin03
 +
| / file system full
 +
| resolved
 +
|-
 +
| 08/06/2018 - 08/10/2018
 +
| Cluster downtime
 +
| Scheduled filesystem upgrade
 +
| planned downtime
 +
|-
 +
| 07/12/2018 - 10:30 AM
 +
| GPFS outage
 +
| Filesystem temporarily unavailable
 +
| resolved
 +
|-
 +
| 06/27/2018 - 9:00 AM
 +
| Login node shutdown
 +
| Maintenance (unscheduled)
 +
| node back in service
 +
|-
 +
| 06/20/2018 - 8:00 AM
 +
| Login node non-responsive
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| Cause : out of memory
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| resolved, login restored (take-down, reboot)
 +
|-
 +
| 05/01/2018 - 9:00 AM
 +
| Scheduler maintenance
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| Scheduled upgrade/downtime of scheduler
 +
| resolved
 +
|-
 +
| 04/23/2018 - 7:00 AM
 +
| Frontenac login node
 +
| login issues, reboot
 +
| functional after reboot
 +
|-
 +
| 04/19/2018 - 3:30 PM
 +
| Frontenac login node
 +
| lost access to file system, reboot
 +
| resolved after reboot
 +
|-
 +
| 03/16/2018 - 11:00 AM
 +
| Scheduler upgrade
 +
| Scheduled upgrade/downtime of scheduler
 +
| Upgrade complete, working on x11 support
 +
|-
 +
| 01/28/2018 - 5:00 AM
 +
| Frontenac login node caclogin02
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| Node went down out of schedule
 +
| login restored, investigating causes
 +
|-
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| 01/18/2018 - 11:30 AM
 +
| Frontenac login node caclogin01
 +
| Out-of-schedule shutdown / reboot (~45min)
 +
| updates / maintenance
 +
|-
 +
| 11/21/2017 - 11:00 PM
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| Frontenac (all nodes)
 +
| Temporary unmount of /global file system
 +
| re-mounted, file system accessible
 +
|-
 +
| 10/30/2017 - 8:00 AM
 +
| multiple production nodes unreachable
 +
| scheduler lost contact to production nodes
 +
| nodes will be transfered to Frontenac
 +
|-
 +
| 10/30/2017 - 8:00 AM
 +
| swlogin1 (login node)
 +
| No login possible
 +
| login restored
 +
|-
 +
| 10/03/2017 - 8:00 AM
 +
| head-6b
 +
| disk array at near capacity
 +
| working on reducing usage
 +
|-
 +
| 10/02/2017 - 8:00 AM
 +
| head-6b
 +
| disk array full
 +
| partly resolved (freed 4 TB)
 +
|-
 +
| 7/13/2017 - 10:00 AM
 +
| swlogin1
 +
| unreachable through ssh
 +
| resolved
 +
|-
 +
| 7/13/2017 - 8:00 AM
 +
| caclogin01
 +
| temporary maintenance shutdown
 +
| back up
 
|-
 
|-
−
| 3/22/2017 - 10:30 PM
 
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| All Compute / Login
 
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| Recovery from power outage
 
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| Login nodes, system and data access restored
 
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| --
 
 
|}
 
|}

Latest revision as of 19:39, 5 July 2023

This page shows information about the status of systems at the Centre for Advanced Computing. It will be updated with additional information as new events arise.

System Status Messages
Date Affected systems Details/reason Resolution
05/0723 - Continuing Frontenac Signup Frontenac signup unavailable due to website work New CAC website is currently being rolled out and troubleshooting and fixes are underway.
22/01/22 - 8-4:30 Frontenac Cluster Onsite Power work Electrical work will require Frontenac Cluster to run off of generator. No disruptions are expected.
07/09/2019 - 9.30 am caclogin03 caclogin03 down login node requires reboot after becoming non-responsive . Re-booted and updated this host
07/02/2019 - 9.40 am caclogin04 caclogin04 unresposive login node requires reboot after becoming un-responsive . Reboot fixed the issue and updated this host
05/17/2019 - 11 am caclogin03 caclogin03 down login node requires reboot after becoming non-rseponsive , reboot resolved the issue
02/27/2019 - 10 am caclogin02 caclogin02 VM down login traffic directed to caclogin03/4, rebooted resolved issue
12/10/2018 - 8 am caclogin02 caclogin02 VM down login traffic directed to caclogin03/4
12/04/2018 - 8 pm caclogin03/04 issues with login nodes; caclogin02 works resolved after reboot
10/29/2018 - 4 pm caclogin03 / file system full resolved
08/06/2018 - 08/10/2018 Cluster downtime Scheduled filesystem upgrade planned downtime
07/12/2018 - 10:30 AM GPFS outage Filesystem temporarily unavailable resolved
06/27/2018 - 9:00 AM Login node shutdown Maintenance (unscheduled) node back in service
06/20/2018 - 8:00 AM Login node non-responsive Cause : out of memory resolved, login restored (take-down, reboot)
05/01/2018 - 9:00 AM Scheduler maintenance Scheduled upgrade/downtime of scheduler resolved
04/23/2018 - 7:00 AM Frontenac login node login issues, reboot functional after reboot
04/19/2018 - 3:30 PM Frontenac login node lost access to file system, reboot resolved after reboot
03/16/2018 - 11:00 AM Scheduler upgrade Scheduled upgrade/downtime of scheduler Upgrade complete, working on x11 support
01/28/2018 - 5:00 AM Frontenac login node caclogin02 Node went down out of schedule login restored, investigating causes
01/18/2018 - 11:30 AM Frontenac login node caclogin01 Out-of-schedule shutdown / reboot (~45min) updates / maintenance
11/21/2017 - 11:00 PM Frontenac (all nodes) Temporary unmount of /global file system re-mounted, file system accessible
10/30/2017 - 8:00 AM multiple production nodes unreachable scheduler lost contact to production nodes nodes will be transfered to Frontenac
10/30/2017 - 8:00 AM swlogin1 (login node) No login possible login restored
10/03/2017 - 8:00 AM head-6b disk array at near capacity working on reducing usage
10/02/2017 - 8:00 AM head-6b disk array full partly resolved (freed 4 TB)
7/13/2017 - 10:00 AM swlogin1 unreachable through ssh resolved
7/13/2017 - 8:00 AM caclogin01 temporary maintenance shutdown back up
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