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Unable to establish a connection once database recovers

See original GitHub issue

Bug description

If the initial request is sent while database connection cannot be established, all subsequent request will result in failures.

Steps reproduction

Take down database
Initiate request prisma.$queryRaw (FAILS)
Bring up database
Initiate request prisma.$queryRaw (FAILS)

Both requests fail with

Can't reach database server at xxxx:xxx

  prisma:client:libraryEngine sending request, this.libraryStarted: false +5s
  prisma:client:libraryEngine library starting +0ms
  prisma:info Starting a postgresql pool with 21 connections.
  prisma:client:libraryEngine sending request, this.libraryStarted: false +7s
  prisma:client:libraryEngine library already starting, this.libraryStarted: false +0ms

Expected Behavior

Take down database
Initiate request prisma.$queryRaw (FAILS)
Bring up database
Initiate request prisma.$queryRaw (PASSES)

See PR https://github.com/prisma/prisma/pull/12066

Issue Analytics

State:
Created 2 years ago
Reactions:3
Comments:5 (5 by maintainers)

Top GitHub Comments

1reaction

janpiocommented, Mar 15, 2022

We know that this is not related to the recent connection pool load issue, but generally could have been caused by the same code (connection pool). The PR makes it look like a different, TS Library Engine implementation problem. This has still to be understood and confirmed.

1reaction

Jolg42commented, Mar 15, 2022

Note: See PR and the comments there https://github.com/prisma/prisma/pull/12066

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