This patch does the trick.
--- e2fsprogs-1.39/lib/ext2fs/icount.c 2005-09-06
05:40:14.000000000 -0400
+++ e2fsprogs-1.39-test/lib/ext2fs/icount.c 2007-03-13
10:56:19.000000000 -0400
@@ -251,6 +251,10 @@
range = ((float) (ino - lowval)) /
(highval - lowval);
mid = low + ((int) (range * (high-low)));
+ if (mid > high)
+ mid = high;
+ if (mid < low)
+ mid = low;
}
#endif
if (ino == icount->list[mid].ino) {
Our inode count is 732,577,792 on a 5.4 TB filesystem with 5.0 TB in
use (94% use). It took about 9 hours to run, and used of 4GB of memory.
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