Smart Associates

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[Smart Associates @smart_associate]

A replication job that's quietly degrading looks exactly like a healthy one, unless something is checking.

Alert on repeated failures, growing lag, and restores that can't keep up.

#DBA #DisasterRecovery https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

A green replication dashboard may only prove the job started.

Alert on repeated failures and a standby that's falling behind.

#Netezza #Monitoring https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

Short row counts, broken cross-database views, missing grants. None of them trip an alert, because nothing failed from the replication engine's point of view.

#DataReplication #DBA https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

"Replication succeeded" isn't the same as "the replica is ready to query."

Check row counts, views and grants against the source.

#Netezza #DBA https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

A standby can hold every row and still fail as DR if it can't carry production load.

Size it for peak concurrency, or agree in writing what pauses during a failover.

#DBA #CapacityPlanning https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

"It's only for emergencies" is how standbys end up undersized.

Then the emergency arrives, queries queue, and the outage just changes shape.

#Netezza #DisasterRecovery https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

Recovery point and recovery time objectives drift as data grows. Each cycle takes longer and the standby falls further behind.

Measure them from this week's lag, not the closeout slide.

#DBA #DisasterRecovery https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

The RPO in most Netezza DR plans is the estimate from the original design.

Your real one depends on how many backup cycles the standby is behind today.

#Netezza #DisasterRecovery https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

A DR plan gets signed off once and trusted indefinitely. Meanwhile the data grows and the standby drifts.

6 questions worth asking about your Netezza DR plan this week → https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

Your Netezza disaster recovery plan describes the system it was written for. Since then the data has grown and the workloads have changed.

6 questions to ask before you trust it → https://t.co/uDjr7U2HFa

[Smart Associates @smart_associate]

The grant made "just this once" during an incident is still there two years later, because nothing compares the access people have with the access they should have.

Check for drift on every directory sync, not once a year.

#Security #DBA https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

A leaver removed from Oracle but not from PostgreSQL. A contractor's direct table grant that outlived the contract.

Auditors find access drift, unless something checks for it continuously.

#AccessControl #DBA https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

Every database can tell you who has access today. None of them can tell you who had access in March.

If audit prep means rebuilding that history by hand, start recording access changes as they happen.

#Audit #Compliance https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

"Who could see this schema in March?" can't be answered from catalog views. They only hold the current state.

Log every grant and revoke when it happens and the audit question becomes a query.

#Compliance #DBA https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

If ageing data stays until a disk alert fires, capacity management is an emergency procedure.

Summarise it, archive the originals somewhere cheaper, check the copy, then remove them. On a schedule.

#DBA #DataManagement https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

Years of detail rows nobody queries at that grain, kept until the disk is nearly full. Then a rushed purge.

Lifecycle rules should run all the time, not after a capacity alert.

#Netezza #DBA https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

An exit status of 0 proves your backup job ran. It says nothing about whether the backup restores.

And on a mixed estate, even confirming every job ran means reading RMAN, pgBackRest and nzbackup logs one by one.

#DBA #Backup https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

"Checking the backups" shouldn't mean opening a different tool's logs on every system.

Put every run in one view and let the failures come to you.

#DBA #BackupAndRecovery https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

Every new hire becomes hand-written GRANTs on every database they touch, because no database keeps its roles in step with Active Directory.

Map each directory group to its access once, and let the group do the work.

#DBA #IAM https://t.co/uDpow6iLgN

[Smart Associates @smart_associate]

HR already puts new starters in the right AD group. The database never hears about it, so a DBA writes the GRANTs, once per platform.

Directory-driven access ends that ticket queue.

#DBA #DatabaseAdministration https://t.co/uDpow6iLgN