| From: | "movead(dot)li(at)highgo(dot)ca" <movead(dot)li(at)highgo(dot)ca> |
|---|---|
| To: | "Andrey V(dot) Lepikhov" <a(dot)lepikhov(at)postgrespro(dot)ru> |
| Cc: | pgsql-hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, "Amit Kapila" <amit(dot)kapila16(at)gmail(dot)com> |
| Subject: | Re: POC and rebased patch for CSN based snapshots |
| Date: | 2020-08-10 01:52:59 |
| Message-ID: | 2020081009525213277261@highgo.ca |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
I find an issue with snapshot switch part of last patch, the xmin_for_csn value is
wrong in TransactionIdGetCSN() function. I try to hold xmin_for_csn in pg_control
and add a UnclearCSN statue for transactionid. And new patches attached.
Regards,
Highgo Software (Canada/China/Pakistan)
URL : www.highgo.ca
EMAIL: mailto:movead(dot)li(at)highgo(dot)ca
| Attachment | Content-Type | Size |
|---|---|---|
| 0004-globale-snapshot-infrastructure.patch | application/octet-stream | 33.2 KB |
| 0001-CSN-base-snapshot.patch | application/octet-stream | 47.5 KB |
| 0002-Wal-for-csn.patch | application/octet-stream | 27.7 KB |
| 0003-snapshot-switch.patch | application/octet-stream | 29.5 KB |
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Justin Pryzby | 2020-08-10 02:24:43 | Re: Allow CLUSTER, VACUUM FULL and REINDEX to change tablespace on the fly |
| Previous Message | Justin Pryzby | 2020-08-09 23:44:23 | Re: 回复：how to create index concurrently on partitioned table |