| Event | Start | End | Description | Affected |
|---|---|---|---|---|
| Network switch replacement | 04:00 | 07:00 |
| adm01, backup01, monitor01, bastion01, repos01, all object data nodes, gpfs node |
| OS Updates | 07:00 | 10:00 | all systems & services | |
| Deploy new lsst-dev-db MySQL server | 07:00 | 10:00 | The lsst-db server (lsst10.ncsa.illinois.edu) will be replaced with new hardware running MariaDB 10.2. All data will be migrated to the new server (lsst-dev-db.ncsa.illinois.edu) and the old hostnames will point to the new server (via CNAMEs). Users can test the new lsst-dev-db.ncsa.illinois.edu server beginning 2017-12-06. It contains a copy of all data from that date. Users have access to MySQL from any remote host. Most users do not have or need SSH access to this host, but SSH access is limited to only from NCSA’s subnet. | lsst10.ncsa.illinois.edu |
| Firmware updates on Lenovo nodes | 07:00 | 10:00 | PDAC environment | |
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