<domain type='xen' id='3'> @@ -118,8 +118,8 @@ systems:

<domain type='xen' id='3'>
 </domain>

There is a few things to notice specifically for HVM domains:

the <os> block description is very different, first it indicates that the type is 'hvm' for hardware virtualization, then instead of a kernel, boot and command line arguments, it points to an os boot loader - which ill extract the boot informations from the boot device specified in - a separate boot element
the <devices> section includes an emulator entry pointing to an additional program in charge of emulating the devices

the disk entry indicates in the dev target section that the emulation @@ -127,6 +127,7 @@ systems:

<domain type='xen' id='3'>
   the <devices> section also include at least one entry for the
     graphic device used to render the os. Currently there is just 2 types
     possible 'vnc' or 'sdl'
-

It is likely that the HVM description gets additional elements and -attributes as the support for fully virtualized domain expands especially for -the kind of devices emulated and the graphic options offered.

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0.1.3: Jul 11 2006

bugfixes: build as non-root, fix xend access when root, handling of + empty XML elements (Mark McLoughlin), XML serialization and parsing fixes + (Mark McLoughlin), allow to create domains without disk (Mark + McLoughlin),
improvement: xenDaemonLookupByID from O(n^2) to O(n) (Daniel Berrange), + support for fully virtualized guest (Jim Fehlig, DV, Mark McLoughlin)
documentation: augmented to cover hvm domains

0.1.2: Jul 3 2006

headers include paths fixup

Fully virtualized guests (added in 0.1.3):

Here is an example of a domain description used to start an fully +

Here is an example of a domain description used to start a fully virtualized (a.k.a. HVM) Xen domain. This requires hardware virtualization support at the processor level but allows to run unmodified operating systems:

the <os> block description is very different, first it indicates that the type is 'hvm' for hardware virtualization, then instead of a kernel, boot and command line arguments, it points to an os boot loader - which ill extract the boot informations from the boot device specified in - a separate boot element
the <devices> section includes an emulator entry pointing to an additional program in charge of emulating the devices
the disk entry indicates in the dev target section that the emulation @@ -444,9 +455,10 @@ systems:
possible 'vnc' or 'sdl'

It is likely that the HVM description gets additional optional elements +and attributes as the support for fully virtualized domain expands, +especially for the variety of devices emulated and the graphic support +options offered.

Binding for Python

diff --git a/docs/news.html b/docs/news.html index bea504ff19..ddb93f6128 100644 --- a/docs/news.html +++ b/docs/news.html @@ -2,7 +2,14 @@ Releases

Releases

Here is the list of official releases, however since it is early on in the development of libvirt, it is preferable when possible to just use the CVS version or snapshot, contact the mailing list -and check the ChangeLog to gauge progresses.

0.1.2: Jul 3 2006

headers include paths fixup

ChangeLog

0.1.3: Jul 11 2006

bugfixes: build as non-root, fix xend access when root, handling of + empty XML elements (Mark McLoughlin), XML serialization and parsing fixes + (Mark McLoughlin), allow to create domains without disk (Mark + McLoughlin),
improvement: xenDaemonLookupByID from O(n^2) to O(n) (Daniel Berrange), + support for fully virtualized guest (Jim Fehlig, DV, Mark McLoughlin)
documentation: augmented to cover hvm domains

0.1.2: Jul 3 2006

headers include paths fixup
proxy mechanism for unpriviledged read-only access by httpu

0.1.1: Jun 21 2006

building fixes: ncurses fallback (Jim Fehlig), VPATH builds (Daniel P. Berrange)

0.1.3-1 +- support for HVM Xen guests +- various bugfixes + * Mon Jul 3 2006 Daniel Veillard 0.1.2-1 - added a proxy mechanism for read only access using httpu - fixed header includes paths diff --git a/src/xend_internal.c b/src/xend_internal.c index 6e9c32bf9d..35f4856672 100644 --- a/src/xend_internal.c +++ b/src/xend_internal.c @@ -184,6 +184,7 @@ do_connect(virConnectPtr xend) { int s; int serrno; + int no_slow_start = 1; s = socket(xend->type, SOCK_STREAM, 0); if (s == -1) { @@ -192,6 +193,13 @@ do_connect(virConnectPtr xend) return -1; } + /* + * try to desactivate slow-start + */ + setsockopt(s, IPPROTO_TCP, TCP_NODELAY, (void *)&no_slow_start, + sizeof(no_slow_start)); + + if (connect(s, xend->addr, xend->len) == -1) { serrno = errno; close(s); @@ -1435,7 +1443,7 @@ xend_parse_sexp_desc(struct sexpr *root) struct sexpr *cur, *node; const char *tmp; virBuffer buf; - int hvm; + int hvm = 0; if (root == NULL) { /* ERROR */

Fully virtualized guests -(added in 0.1.3):

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related links

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Reference Manual for libvirt

Table of Contents

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Reference Manual for libvirt

Table of Contents

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Reference Manual for libvirt

Table of Contents

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Reference Manual for libvirt

Table of Contents

main menu

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Reference Manual for libvirt

Table of Contents

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Reference Manual for libvirt

Table of Contents

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Enum virErrorLevel

0.1.3: Jul 11 2006

0.1.2: Jul 3 2006

Fully virtualized guests (added in 0.1.3):

Binding for Python

Releases

0.1.2: Jul 3 2006

0.1.3: Jul 11 2006

0.1.2: Jul 3 2006

0.1.1: Jun 21 2006