Hi, Amir:
> + /*
> + * now drop the caches so that unlinked inodes are reclaimed and
> + * buftarg page cache is emptied so that the inode cluster has to be
> + * fetched from disk again for the open_by_handle() call.
> + */
> + ret = system("echo 3 > /proc/sys/vm/drop_caches");
> + if (ret < 0) {
> + perror("drop_caches");
> + return EXIT_FAILURE;
> + }
> +
The original value of /proc/sys/vm/drop_caches is 0 in my rpi3. After
this test, it turns to 3. Is it necessary to restore it ?
--
Cheers,
Rock
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