In article <20020714232623.F677 at cyclonus.mozone.net>, inn-workers at 2bb49e3f.mozone.net wrote; } I'll dig deeper into this and will followup if I find anything. Could you verify if things will be changed by adding madvise(MADV_DONTNEED) before unmap() in ovgroupmmap()? -- Katsuhiro Kondou