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* [PATCH 23/23] search: add mset_to_artnums method
  2020-08-20 20:24  7% [PATCH 00/23] indexing: --skip-docdata + speedups Eric Wong
@ 2020-08-20 20:24  6% ` Eric Wong
  0 siblings, 0 replies; 2+ results
From: Eric Wong @ 2020-08-20 20:24 UTC (permalink / raw)
  To: meta

We can avoid importing mdocid() in several places by using
this method, simplifying callers.
---
 lib/PublicInbox/ExtMsg.pm     | 4 +---
 lib/PublicInbox/IMAP.pm       | 4 +---
 lib/PublicInbox/Mbox.pm       | 7 ++-----
 lib/PublicInbox/Search.pm     | 6 ++++++
 lib/PublicInbox/SearchView.pm | 6 ++----
 5 files changed, 12 insertions(+), 15 deletions(-)

diff --git a/lib/PublicInbox/ExtMsg.pm b/lib/PublicInbox/ExtMsg.pm
index 5c23dc31..65892161 100644
--- a/lib/PublicInbox/ExtMsg.pm
+++ b/lib/PublicInbox/ExtMsg.pm
@@ -11,7 +11,6 @@ use warnings;
 use PublicInbox::Hval qw(ascii_html prurl mid_href);
 use PublicInbox::WwwStream qw(html_oneshot);
 use PublicInbox::Smsg;
-use PublicInbox::Search qw(mdocid);
 our $MIN_PARTIAL_LEN = 16;
 
 # TODO: user-configurable
@@ -61,7 +60,6 @@ sub search_partial ($$) {
 		}
 	}
 
-	my $n = $srch->{nshard} // 1;
 	foreach my $m (@try) {
 		# If Xapian can't handle the wildcard since it
 		# has too many results.  $@ can be
@@ -70,7 +68,7 @@ sub search_partial ($$) {
 		my $mset = eval { $srch->query($m, $opt) } or next;
 		my @mids = map {
 			$_->{mid}
-		} @{$ibx->over->get_all(map { mdocid($n, $_) } $mset->items)};
+		} @{$ibx->over->get_all(@{$srch->mset_to_artnums($mset)})};
 		return \@mids if scalar(@mids);
 	}
 }
diff --git a/lib/PublicInbox/IMAP.pm b/lib/PublicInbox/IMAP.pm
index 562c59d4..abdb8fec 100644
--- a/lib/PublicInbox/IMAP.pm
+++ b/lib/PublicInbox/IMAP.pm
@@ -40,7 +40,6 @@ use PublicInbox::Syscall qw(EPOLLIN EPOLLONESHOT);
 use PublicInbox::GitAsyncCat;
 use Text::ParseWords qw(parse_line);
 use Errno qw(EAGAIN);
-use PublicInbox::Search qw(mdocid);
 use PublicInbox::IMAPsearchqp;
 
 my $Address;
@@ -1188,9 +1187,8 @@ sub refill_xap ($$$$) {
 	my ($beg, $end) = @$range_info;
 	my $srch = $self->{ibx}->search;
 	my $opt = { mset => 2, limit => 1000 };
-	my $nshard = $srch->{nshard} // 1;
 	my $mset = $srch->query("$q uid:$beg..$end", $opt);
-	@$uids = map { mdocid($nshard, $_) } $mset->items;
+	@$uids = @{$srch->mset_to_artnums($mset)};
 	if (@$uids) {
 		$range_info->[0] = $uids->[-1] + 1; # update $beg
 		return; # possibly more
diff --git a/lib/PublicInbox/Mbox.pm b/lib/PublicInbox/Mbox.pm
index 0fa9a38d..873ff7be 100644
--- a/lib/PublicInbox/Mbox.pm
+++ b/lib/PublicInbox/Mbox.pm
@@ -10,7 +10,6 @@ use PublicInbox::MID qw/mid_escape/;
 use PublicInbox::Hval qw/to_filename/;
 use PublicInbox::Smsg;
 use PublicInbox::Eml;
-use PublicInbox::Search qw(mdocid);
 
 # called by PSGI server as body response
 # this gets called twice for every message, once to return the header,
@@ -217,8 +216,7 @@ sub results_cb {
 		my $mset = $srch->query($ctx->{query}, $ctx->{qopts});
 		my $size = $mset->size or return;
 		$ctx->{qopts}->{offset} += $size;
-		my $nshard = $srch->{nshard} // 1;
-		$ctx->{ids} = [ map { mdocid($nshard, $_) } $mset->items ];
+		$ctx->{ids} = $srch->mset_to_artnums($mset);
 	}
 }
 
@@ -234,8 +232,7 @@ sub mbox_all {
 			return [404, [qw(Content-Type text/plain)],
 				["No results found\n"]];
 	$ctx->{query} = $query;
-	my $nshard = $srch->{nshard} // 1;
-	$ctx->{ids} = [ map { mdocid($nshard, $_) } $mset->items ];
+	$ctx->{ids} = $srch->mset_to_artnums($mset);
 	require PublicInbox::MboxGz;
 	PublicInbox::MboxGz::mbox_gz($ctx, \&results_cb, 'results-'.$query);
 }
diff --git a/lib/PublicInbox/Search.pm b/lib/PublicInbox/Search.pm
index 1c648299..c18e19d4 100644
--- a/lib/PublicInbox/Search.pm
+++ b/lib/PublicInbox/Search.pm
@@ -219,6 +219,12 @@ sub mdocid {
 	int(($docid - 1) / $nshard) + 1;
 }
 
+sub mset_to_artnums {
+	my ($self, $mset) = @_;
+	my $nshard = $self->{nshard} // 1;
+	[ map { mdocid($nshard, $_) } $mset->items ];
+}
+
 sub xdb ($) {
 	my ($self) = @_;
 	$self->{xdb} ||= do {
diff --git a/lib/PublicInbox/SearchView.pm b/lib/PublicInbox/SearchView.pm
index ef1b9767..aa8fa037 100644
--- a/lib/PublicInbox/SearchView.pm
+++ b/lib/PublicInbox/SearchView.pm
@@ -91,9 +91,8 @@ sub mset_summary {
 	my $pfx = ' ' x $pad;
 	my $res = \($ctx->{-html_tip});
 	my $ibx = $ctx->{-inbox};
-	my $nshard = $ibx->search->{nshard} // 1;
 	my $obfs_ibx = $ibx->{obfuscate} ? $ibx : undef;
-	my @nums = map { mdocid($nshard, $_) } $mset->items;
+	my @nums = @{$ibx->search->mset_to_artnums($mset)};
 	my %num2msg = map { $_->{num} => $_ } @{$ibx->over->get_all(@nums)};
 
 	foreach my $m ($mset->items) {
@@ -316,8 +315,7 @@ sub ctx_prepare {
 
 sub adump {
 	my ($cb, $mset, $q, $ctx) = @_;
-	my $nshard = $ctx->{-inbox}->search->{nshard} // 1;
-	$ctx->{ids} = [ map { mdocid($nshard, $_) } $mset->items ];
+	$ctx->{ids} = $ctx->{-inbox}->search->mset_to_artnums($mset);
 	$ctx->{search_query} = $q; # used by WwwAtomStream::atom_header
 	PublicInbox::WwwAtomStream->response($ctx, 200, \&adump_i);
 }

^ permalink raw reply related	[relevance 6%]

* [PATCH 00/23] indexing: --skip-docdata + speedups
@ 2020-08-20 20:24  7% Eric Wong
  2020-08-20 20:24  6% ` [PATCH 23/23] search: add mset_to_artnums method Eric Wong
  0 siblings, 1 reply; 2+ results
From: Eric Wong @ 2020-08-20 20:24 UTC (permalink / raw)
  To: meta

Some miscellaneous help and cleanup things, too.

Document data is no longer read from Xapian by read-only
daemons; that data is redundant given over.sqlite3 always
exists.  This should should improve page cache hit rates for
over.sqlite3 by a small bit.  Being able to mass load a bunch of
rows from SQLite speeds up the default search summary view by
~10%, too.

--skip-docdata option to -init and -index can avoid writing
Xapian document data, saving ~1.5% in Xapian space overhead
(and associated I/O and page cache overheads).  It breaks
rollbacks to old versions, though, so it won't be the default.

Eric Wong (23):
  doc: note -compact and -xcpdb are rarely used
  admin: progress shows the inbox being indexed
  compact: support --help/-? and perform lazy loading
  init: support --help and -?
  init: support --newsgroup option
  init: drop -N alias for --skip-artnum
  search: v2: ensure shards are numerically sorted
  xapcmd: simplify {reindex} parameter passing
  www: reduce long-lived PublicInbox::Search references
  search: improve comments around constants
  search: export mdocid subroutine
  searchquery: split off from searchview
  search: make qparse_new an internal function
  smsg: reduce utf8::decode call sites
  searchview: use over.sqlite3 instead of Xapian docdata
  searchview: speed up search summary by ~10%
  searchview: convert nested and Atom display to over.sqlite3
  extmsg: avoid using Xapian docdata
  mbox: avoid Xapian docdata in search results
  smsg: remove from_mitem
  t/nntpd-v2: set PI_TEST_VERSION=2 properly
  init+index: support --skip-docdata for Xapian
  search: add mset_to_artnums method

 Documentation/public-inbox-compact.pod |   5 +
 Documentation/public-inbox-config.pod  |   2 +-
 Documentation/public-inbox-index.pod   |   8 ++
 Documentation/public-inbox-init.pod    |  37 +++++++-
 Documentation/public-inbox-xcpdb.pod   |   3 +
 MANIFEST                               |   1 +
 lib/PublicInbox/Admin.pm               |  15 ++-
 lib/PublicInbox/ExtMsg.pm              |  19 ++--
 lib/PublicInbox/IMAP.pm                |   5 +-
 lib/PublicInbox/Inbox.pm               |  11 ++-
 lib/PublicInbox/Mbox.pm                |  24 +++--
 lib/PublicInbox/Over.pm                |  28 +++---
 lib/PublicInbox/Search.pm              | 125 ++++++++++++++-----------
 lib/PublicInbox/SearchIdx.pm           |  35 +++++--
 lib/PublicInbox/SearchIdxShard.pm      |   2 +-
 lib/PublicInbox/SearchQuery.pm         |  53 +++++++++++
 lib/PublicInbox/SearchView.pm          |  90 ++++--------------
 lib/PublicInbox/Smsg.pm                |  10 +-
 lib/PublicInbox/Xapcmd.pm              |  20 ++--
 script/public-inbox-compact            |  39 ++++++--
 script/public-inbox-convert            |   3 +-
 script/public-inbox-index              |   7 +-
 script/public-inbox-init               | 101 +++++++++++++-------
 t/imapd.t                              |   6 +-
 t/inbox_idle.t                         |   2 +-
 t/index-git-times.t                    |  11 ++-
 t/init.t                               |  17 +++-
 t/nntpd-v2.t                           |   2 +-
 t/nntpd.t                              |   9 +-
 t/search.t                             |  34 ++++---
 30 files changed, 437 insertions(+), 287 deletions(-)
 create mode 100644 lib/PublicInbox/SearchQuery.pm

^ permalink raw reply	[relevance 7%]

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2020-08-20 20:24  7% [PATCH 00/23] indexing: --skip-docdata + speedups Eric Wong
2020-08-20 20:24  6% ` [PATCH 23/23] search: add mset_to_artnums method Eric Wong

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