3243         numrevs = len(r)

  3243         revlog_debug.dump(ui, r)

  3244         ui.write(

  3245             (

  3246                 b"# rev p1rev p2rev start   end deltastart base   p1   p2"

  3247                 b" rawsize totalsize compression heads chainlen\n"

  3248             )

  3249         )

  3250         ts = 0

  3251         heads = set()

  3252 

  3253         for rev in range(numrevs):

  3254             dbase = r.deltaparent(rev)

  3255             if dbase == -1:

  3256                 dbase = rev

  3257             cbase = r.chainbase(rev)

  3258             clen = r.chainlen(rev)

  3259             p1, p2 = r.parentrevs(rev)

  3260             rs = r.rawsize(rev)

  3261             ts = ts + rs

  3262             heads -= set(r.parentrevs(rev))

  3263             heads.add(rev)

  3264             try:

  3265                 compression = ts / r.end(rev)

  3266             except ZeroDivisionError:

  3267                 compression = 0

  3268             ui.write(

  3269                 b"%5d %5d %5d %5d %5d %10d %4d %4d %4d %7d %9d "

  3270                 b"%11d %5d %8d\n"

  3271                 % (

  3272                     rev,

  3273                     p1,

  3274                     p2,

  3275                     r.start(rev),

  3276                     r.end(rev),

  3277                     r.start(dbase),

  3278                     r.start(cbase),

  3279                     r.start(p1),

  3280                     r.start(p2),

  3281                     rs,

  3282                     ts,

  3283                     compression,

  3284                     len(heads),

  3285                     clen,

  3286                 )

  3287             )