How Database Systems for Finance Works: A Guide for the US Financial Market
On a Thursday night in March 2025, a JPMorgan SRE watched a deliberately staged failover move a 9-petabyte deposit ledger from one Db2 z/OS LPAR to a hot standby in under 90 seconds, with no committed transactions lost. That single test, run by a team of fourteen engineers, was more demanding than m
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On a Thursday night in March 2025, a JPMorgan SRE watched a deliberately staged failover move a 9-petabyte deposit ledger from one Db2 z/OS LPAR to a hot standby in under 90 seconds, with no committed transactions lost. That single test, run by a team of fourteen engineers, was more demanding than m
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