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ItemWhoNotes
HERA hardwareJames

herastore02 129289

  • herastore02 racked, powered, OSed.  Needs /opt. CIS borrowing for NGAS firmware upgrades.
  • 02a racked, disked, firmwared, powered, SASed.  Needs format, mount.
  • Done: 02b racked, firmwared.  Haven't purchased disks yet.
  • Done: 02c racked, firmwared.  Haven't purchased disks yet.
  • Done: 02d racked, firmwared.  Haven't purchased disks yet.

Done: aoc253k-pdu-1 has critical alamrs 132028.  During the power outage they replaced the PDU with the spare.

aocoss13 130466 racked, booted. Needs Lustre.  Stolen to repair aocoss04.

More HERA nodesjrobnett, krowe
  • Done: Connect IB switch to fabric.  Requires some re-arranging of ports.  133166
  • Done: Cards/cables req: 182337, 182338.  Install in new nodes.
    • Done: Boot three 2U nodes with 24 cores each with GPU kits but no GPUs for now

    nmngasjrobnett, krowe
    • nmngas{01..04}c racked, firmwared, powerd, SASd.  Needs format, mount.
    • nmngas{01..04}c-mirror racked, firmwared, powerd, SASd.  Needs format, mount.
    • Ticket 134766 to format and mount the new volumes.
    Order test GPUSjrobnett

    Need to order test GPUs against 114412506.6432

    • req: 182816 approved by dhalstea Oct. 12, 2021
    Understand MDS loadjrobnettWhy is the MDS load so high
    Track down shadow exceptionskrowe

    Why do some htcondor data transfers trigger a shadow exception

    • Done: One reason is MaxStatups in sshd_config. We set it to 10:30:60 which means it refuses unathenticated connections after 10 at a rate of 30% with a hard limit of 60.  Perhaps set it to 30:30:100
    • fmadsen to confirm

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