On Tue, Oct 27, 2020 at 09:17:43AM +0530, Amit Kapila wrote: > On Tue, Oct 27, 2020 at 8:51 AM Justin Pryzby <pry...@telsasoft.com> wrote: > > > > On Fri, Oct 23, 2020 at 10:45:34AM +0530, Amit Kapila wrote: > > > On Fri, Oct 23, 2020 at 8:59 AM Amit Kapila <amit.kapil...@gmail.com> > > > wrote: > > > > > > While updating the streaming stats patch, it occurred to me that we > > > can write a better description spill_bytes as well. Attached contains > > > the update to spill_bytes description. > > > > + This and other spill > > + counters can be used to gauge the I/O occurred during logical > > decoding > > + and accordingly can tune > > <literal>logical_decoding_work_mem</literal>. > > > > "gauge the IO occurred" is wrong. > > Either: I/O *which* occured, or I/O occurring, or occurs. > > > > "can tune" should say "allow tuning". > > > > Like: > > + This and other spill > > + counters can be used to gauge the I/O which occurs during logical > > decoding > > + and accordingly allow tuning of > > <literal>logical_decoding_work_mem</literal>. > > > > - Number of times transactions were spilled to disk. Transactions > > + Number of times transactions were spilled to disk while performing > > + decoding of changes from WAL for this slot. Transactions > > > > What about: "..while decoding changes.." (remove "performing" and "of"). > > > > All of your suggestions sound good to me. Find the patch attached to > update the docs accordingly.
@@ -2628,8 +2627,8 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i <para> Amount of decoded transaction data spilled to disk while performing decoding of changes from WAL for this slot. This and other spill - counters can be used to gauge the I/O occurred during logical decoding - and accordingly can tune <literal>logical_decoding_work_mem</literal>. + counters can be used to gauge the I/O which occurred during logical + decoding and accordingly allow tuning <literal>logical_decoding_work_mem</literal>. Now that I look again, maybe remove "accordingly" ? -- Justin