Re: [HACKERS] git: uh-oh

2010-09-07 Thread Robert Haas
On Tue, Sep 7, 2010 at 6:34 PM, Tom Lane wrote: > Hmm.  Some further looking in the git log output shows that that > "manufactured commit" is actually the ONLY commit shown as being a > predecessor of REL8_4_3.  Everything else after 8.4.2 was tagged is > shown as reached from refs/tags/REL8_4_4.

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Tom Lane
Robert Haas writes: > Well, as Max says downthread, cvs -r REL8_4_STABLE -d > INTERMEDIATE_DATE apparently shows the file as being there, which is a > fairly good argument for his position. I haven't tested, but if I understand what Max and Michael are saying about CVS, that operation would proba

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Robert Haas
On Tue, Sep 7, 2010 at 7:18 PM, Tom Lane wrote: > Robert Haas writes: >> Well, as Max says downthread, cvs -r REL8_4_STABLE -d >> INTERMEDIATE_DATE apparently shows the file as being there, which is a >> fairly good argument for his position. > > I haven't tested, but if I understand what Max and

Re: [HACKERS] "Freezing" per-role settings

2010-09-07 Thread Tom Lane
Jeff Davis writes: > On Tue, 2010-09-07 at 13:30 -0700, David Fetter wrote: >> Offhand, I'm not thinking of past examples of mutating/disappearing >> GUC that people would want to freeze, nor of a new GUC that would >> negate or substantially alter such freezing. What have I missed? > It just se

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Tom Lane
Max Bowsher writes: > And, I've just tracked down that this bug was apparently fixed in CVS > 1.11.18, released November 2004. Hrm, what bug exactly? As far as I've gathered from the discussion, this is a fundamental design limitation of CVS, not a fixable bug. regards,

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Max Bowsher
On 08/09/10 00:47, Tom Lane wrote: > Max Bowsher writes: >> And, I've just tracked down that this bug was apparently fixed in CVS >> 1.11.18, released November 2004. > > Hrm, what bug exactly? As far as I've gathered from the discussion, > this is a fundamental design limitation of CVS, not a fi

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Max Bowsher
On 08/09/10 00:37, Robert Haas wrote: > On Tue, Sep 7, 2010 at 7:18 PM, Tom Lane wrote: >> Robert Haas writes: >>> Well, as Max says downthread, cvs -r REL8_4_STABLE -d >>> INTERMEDIATE_DATE apparently shows the file as being there, which is a >>> fairly good argument for his position. >> >> I ha

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Tom Lane
Max Bowsher writes: > On 08/09/10 00:47, Tom Lane wrote: >> Max Bowsher writes: >>> And, I've just tracked down that this bug was apparently fixed in CVS >>> 1.11.18, released November 2004. >> >> Hrm, what bug exactly? As far as I've gathered from the discussion, >> this is a fundamental desig

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Tom Lane
Max Bowsher writes: > On 08/09/10 00:37, Robert Haas wrote: >> Well, if Max is correct that this bug is fixed in CVS 1.11.18 (I don't >> see it in the NEWS file) and that a checkout-by-date shows the file >> present during the time cvs2git claims it is present, then a less >> surprising translatio

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Robert Haas
On Tue, Sep 7, 2010 at 8:54 PM, Tom Lane wrote: > Max Bowsher writes: >> On 08/09/10 00:37, Robert Haas wrote: >>> Well, if Max is correct that this bug is fixed in CVS 1.11.18 (I don't >>> see it in the NEWS file) and that a checkout-by-date shows the file >>> present during the time cvs2git cla

Re: [HACKERS] Streaming a base backup from master

2010-09-07 Thread Bruce Momjian
Greg Stark wrote: > The industry standard solution that we're missing that we *should* be > figuring out how to implement is incremental backups. > > I've actually been thinking about this recently and I think we could > do it fairly easily with our existing infrastructure. I was planning > on doi

Re: [HACKERS] git: uh-oh

2010-09-07 Thread Tom Lane
Max Bowsher writes: > On 08/09/10 00:37, Robert Haas wrote: >> but if our CVS repository is busted maybe >> we should be looking to fix that rather than complaining about >> cvs2git. > A possibility. We'd need a tool which would insert an extra node into > the history graph of an RCS file. Unless

Re: [HACKERS] Synchronization levels in SR

2010-09-07 Thread Fujii Masao
On Tue, Sep 7, 2010 at 6:02 AM, Simon Riggs wrote: > On Mon, 2010-09-06 at 22:32 +0200, Boszormenyi Zoltan wrote: >> (in commit) >> write wal record >> release locks/etc   > wait for sync ack >> >> In the first case, the contention is obviously increased. >> With this, we are creating more idle ti

<    1   2