Thanks Adrien, That bug does seem to fit what I'm experiencing. The block numbers in my error messages are just past the end of the relations. The fix was committed two days ago. Will it be included in the next minor release which is scheduled for May 9th? Best regards orclp On Mon, 15 Apr 2024 at 13:20, Adrien Nayrat <adrien.nayrat@xxxxxxxxxxxx> wrote: > > Hello, > > On 4/15/24 11:30 AM, Oracle People wrote: > > We have a few Postgres 16.2 servers running on VMs (RHEL 9.3) created on > > VMware vSphere (7.0.3). 3PAR LUNs are used as their storages. > > > > On a couple of the PostgreSQL servers, there are errors such as: > > > > ERROR: could not read block 1264 in file "base/16520/59258": read only > > 0 of 8192 bytes > > > > The errors occured when trying to insert rows to the tables. > > It looks like the same bug as > https://www.postgresql.org/message-id/flat/1878547.tdWV9SEqCh%40aivenlaptop > > Maybe you can try to rebuild FSM : > https://wiki.postgresql.org/wiki/Free_Space_Map_Problems#Cleanup_of_broken_FSM_files > > FYI, a fix has been committed : > > https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=93582974315174d544592185d797a2b44696d1e5 > > > Regards, > > -- > Adrien NAYRAT > >