Re: [Libguestfs] [Qemu-block] v2v: -o rhv-upload: Long time spent zeroing the disk

On Thu, Apr 12, 2018 at 09:22:16AM +, Nir Soffer wrote: > I think we can expose NBD using ndb-server and dynamic exports. > It can work like this: > > 0. Install nbd and enable nbd-server on a host, running >as vdsm:kvm, not exporting anything. > > 1. User starts transfer session via oVir

[Libguestfs] [nbdkit PATCH v3 0/2] Add nbdkit_realpath

Hi, this is the v3 of my series for nbdkit_realpath; this series adds an extra documentation update to nbdkit_absolute_path, documenting when it can only be used, and then adds nbdkit_realpath. Thanks, Pino Toscano (2): docs: improve documentation of nbdkit_absolute_path plugin: add and use

[Libguestfs] [PATCH 0/2] Support for expanding f2fs partitions

Hi, this small patch series exposes one of the utility in f2fs-tools, and use it to expand f2fs partitions in virt-resize. Thanks, Pino Toscano (2): New API: f2fs_expand resize: expand f2fs partitions daemon/Makefile.am| 1 + daemon/f2fs.c | 49

[Libguestfs] [PATCH 1/2] New API: f2fs_expand

Expose the resize.f2fs utility from f2fs-tools, to expand a f2fs filesystem. --- daemon/Makefile.am| 1 + daemon/f2fs.c | 49 +++ generator/actions_core.ml | 9 + generator/proc_nr.ml | 1 + lib/MAX_PROC_NR |

Re: [Libguestfs] [Qemu-block] v2v: -o rhv-upload: Long time spent zeroing the disk

On Thu, Apr 12, 2018 at 5:42 PM Eric Blake wrote: > On 04/12/2018 05:24 AM, Richard W.M. Jones wrote: > > > I don't think we have nbd-server in RHEL, and in any case wouldn't it > > be better to use qemu-nbd? > > > > You just start a new qemu-nbd process instead of faffing around with > > configu

[Libguestfs] [PATCH nbdkit 0/2] connections: Protect open and close callbacks with the request lock.

I'm fairly sure that these bugs which appear in the Python plugin: https://bugzilla.redhat.com/show_bug.cgi?id=1566516 https://bugzilla.redhat.com/show_bug.cgi?id=1566522 are really bugs in the SERIALIZE_ALL_REQUESTS thread model. See the first patch for the full explanation. The second patch i

[Libguestfs] [PATCH nbdkit 1/2] connections: Protect open and close callbacks with the request lock.

The thread model SERIALIZE_ALL_REQUESTS claims that although multiple handles may be open at the same time, "[...] data requests are serialized so that for the plugin as a whole only one read/write/etc request will be in progress at any time." The text seems to apply to only datapat

Re: [Libguestfs] [Qemu-block] v2v: -o rhv-upload: Long time spent zeroing the disk

On Thu, Apr 12, 2018 at 03:44:26PM +, Nir Soffer wrote: > On Thu, Apr 12, 2018 at 5:42 PM Eric Blake wrote: > > > On 04/12/2018 05:24 AM, Richard W.M. Jones wrote: > > > > > I don't think we have nbd-server in RHEL, and in any case wouldn't it > > > be better to use qemu-nbd? > > > > > > You