DB壊れてんねんけど
```postgres@5458c5d6da19:~$ pg_dump -Fc -U mastodon mastodon_production > mastodon-psql-backup-20240504.dumppg_dump: error: connection to server on socket "/var/run/postgresql/.s.PGSQL.5432" failed: FATAL: cache lookup failed for index 2662```
index2662 のとこ削除したら良さそうな気がするけどええんか?
PostgreSQL 9.5.6 に関する技術情報https://www.sraoss.co.jp/tech-blog/pgsql/9-5-6/> この障害は接続時に「FATAL: cache lookup failed for relation 1255」を発生させました。> 解消方法は?
postgresql - Postgres pg_dump cache lookup failed for index - Stack Overflowhttps://stackoverflow.com/questions/47704816/postgres-pg-dump-cache-lookup-failed-for-index
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postgresql - Postgres pg_dump cache lookup failed for index - Stack Overflow
https://stackoverflow.com/questions/47704816/postgres-pg-dump-cache-lookup-failed-for-index