Known issues

Report an issue

• Please report issues to the technical support team.

Shared issues

• The status page at http://status.computecanada.ca/ is not updated automatically yet, so may lag in showing current status.
• CC Clusters are vulnerable to the recent Meltdown/Spectre vulnerabilities, and will be updated, which involves updating the OS and CPU microcode. Read more at Meltdown and Spectre bugs.

Scheduler issues

No known issues at this time.

Quota and filesystem problems

Nearline

• Nearline capabilities are not yet available; see https://docs.computecanada.ca/wiki/National_Data_Cyberinfrastructure for a brief description of the intended functionality.
  • July 17 update: still not working. If you need your nearline RAC2017 quota, contact technical support.

Missing project folder

• Upon creation of a new account for a Principal Investigator, the PROJECT storage space might not be allocated until the next business day.

Cedar only

Nothing to report at this time.

Graham only

• Compute nodes cannot access Internet
  • Solution: Contact technical support to request exceptions to be made; describe what you need to access and why.

• Crontab is not offered on Graham.

Other issues

1. Modules don't work for shells other than bash(sh) and tcsh.
   • Workaround: (this appears to work but not tested extensively)
     • source $LMOD_PKG/init/zsh
     • source $LMOD_PKG/init/ksh