Site COVID-19 Site Status

• UC: As of today, UChicago is only permitting Essential Staff building access on a per-building basis limited to one day a week
• IU: No access to the IUPUI server room. Compute maintenance is on best-effort
• UIUC: NCSA is remote. Compute maintenance is on best-effort

UC

• Investigating low level dCache transfer errors
• Added additional xrootd dCache doors
• Downgraded kernels on the R740xd2 storage nodes back to stock. We were running mainline to get better network performance, bonds looked better but caused 1000s of xfer errors/day

UIUC

• ICCP will retire 3824 cores of our older worker nodes in the coming months (rows 67, 68, and 69 on the v51 tab on the USATLAS capacity spreadsheet)