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....config_complete = rate_config_complete, + .config_help = rate_config_help, + .open = rate_open, + .close = rate_close, + .pread = rate_pread, + .pwrite = rate_pwrite, +}; + +NBDKIT_REGISTER_FILTER(filter) diff --git a/TODO b/TODO index 59590a1..b589127 100644 --- a/TODO +++ b/TODO @@ -129,6 +129,15 @@ Suggestions for filters * nbdkit-cache-filter should handle ENOSPC errors automatically by reclaiming blocks from the cache +nbdkit-rate-filter: + +* allow other kinds of traffic shaping such as VBR + +* limit traffic per client (ie....

For virt-v2v we have been discussing how to limit network bandwidth. The initial discussion has been around how to use cgroups to do this limiting, and that is still probably what we will go with in the end. However this patch gives us another possibility for certain virt-v2v inputs, especially VDDK. We could apply a filter on top of the nbdkit plugin which limits the rate at which it copies

...b/README index e394a1f..9c4d844 100644 --- a/README +++ b/README @@ -102,6 +102,10 @@ For the ext2 plugin: - com_err +For the linuxdisk plugin: + + - mke2fs >= 1.42.10 (from e2fsprogs) + For the Perl, example4 and tar plugins: - perl interpreter diff --git a/TODO b/TODO index 94de9c9..59590a1 100644 --- a/TODO +++ b/TODO @@ -85,13 +85,6 @@ directed to qemu-nbd for these use cases. https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02971.html is a partial solution but it needs cleaning up. -* Create ext2 filesystems - - Similar to nbdkit-floppy-plugin which creates FAT32 f...

For v3 I reimplemented this using mke2fs -d. This obviously makes the implementation a whole lot simpler, but cannot support multiple directory merging. Patches 1-3 are the same as before. I've also reproduced the notes from v2 below. v2: - Fix inconsistent tab/space. - All 3 plugins now contain a block of text pointing to the other 2 plugins. - TMDIR -> TMPDIR - Unlink the