search for: valuestream

Hi all, after upgrading xapian I encountered the same problem as described in ticket #645 Read block errors after reopen() in our setup its 100% reproducible after each reopen(). I downgraded again and it seems the problem occurs in Version 1.2.16 and above. in <=1.2.15 everything works fine without seeing this error once. attaches strace shows read ends on FD. strace starts at reopen()

...1.2.x easily, though I've not tried to backport it yet: http://trac.xapian.org/changeset/1900eca6d325e9185b9f9f5c75a4a4a545616d7f/git Thanks for narrowing down the release which introduced this - the relevant change in 1.2.16 is presumably this one: | * Reuse a cursor for reading values from valuestreams rather than creating | a new one each time. This can dramatically reduce the number of blocks | redundantly reread when sorting by value. The rereads will generally get | served from VM cache, but there's still an overhead to that. Before that we just created a cursor each time, so th...