From 1c2dac56d5e710faebe25b7aa9cac594ec0f9d4b Mon Sep 17 00:00:00 2001
From: Miroslav Rezanina <mrezanin@redhat.com>
Date: Fri, 14 Nov 2014 08:51:50 +0100
Subject: Use qemu-kvm in documentation instead of qemu-system-i386
Patchwork-id: 62380
O-Subject: [RHEV-7.1 qemu-kvm-rhev PATCHv4] Use qemu-kvm in documentation instead of qemu-system-i386
Bugzilla: 1140620
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Acked-by: Markus Armbruster <armbru@redhat.com>
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
From: Miroslav Rezanina <mrezanin@redhat.com>
We change the name and location of qemu-kvm binaries. Update documentation
to reflect this change.
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
(cherry picked from commit acd13dd2a1ddce4de705587bc90a07939e7b3d7f)
Rebase Notes (2.9.0):
- fixed chunks missed on 2.8 rebase
(cherry picked from commit c4a72f98eb8bbc3237e23725413dea0e23d7b88a)
---
qemu-doc.texi | 110 ++++++++++++++++++++---------------------
qemu-options.hx | 148 ++++++++++++++++++++++++++++----------------------------
2 files changed, 129 insertions(+), 129 deletions(-)
diff --git a/qemu-doc.texi b/qemu-doc.texi
index 794ab4a..8a3d7d4 100644
--- a/qemu-doc.texi
+++ b/qemu-doc.texi
@@ -199,12 +199,12 @@ Note that, by default, GUS shares IRQ(7) with parallel ports and so
QEMU must be told to not have parallel ports to have working GUS.
@example
-qemu-system-i386 dos.img -soundhw gus -parallel none
+qemu-kvm dos.img -soundhw gus -parallel none
@end example
Alternatively:
@example
-qemu-system-i386 dos.img -device gus,irq=5
+qemu-kvm dos.img -device gus,irq=5
@end example
Or some other unclaimed IRQ.
@@ -220,7 +220,7 @@ CS4231A is the chip used in Windows Sound System and GUSMAX products
Download and uncompress the linux image (@file{linux.img}) and type:
@example
-qemu-system-i386 linux.img
+qemu-kvm linux.img
@end example
Linux should boot and give you a prompt.
@@ -230,7 +230,7 @@ Linux should boot and give you a prompt.
@example
@c man begin SYNOPSIS
-@command{qemu-system-i386} [@var{options}] [@var{disk_image}]
+@command{qemu-kvm} [@var{options}] [@var{disk_image}]
@c man end
@end example
@@ -789,7 +789,7 @@ QEMU can automatically create a virtual FAT disk image from a
directory tree. In order to use it, just type:
@example
-qemu-system-i386 linux.img -hdb fat:/my_directory
+qemu-kvm linux.img -hdb fat:/my_directory
@end example
Then you access access to all the files in the @file{/my_directory}
@@ -799,14 +799,14 @@ them via SAMBA or NFS. The default access is @emph{read-only}.
Floppies can be emulated with the @code{:floppy:} option:
@example
-qemu-system-i386 linux.img -fda fat:floppy:/my_directory
+qemu-kvm linux.img -fda fat:floppy:/my_directory
@end example
A read/write support is available for testing (beta stage) with the
@code{:rw:} option:
@example
-qemu-system-i386 linux.img -fda fat:floppy:rw:/my_directory
+qemu-kvm linux.img -fda fat:floppy:rw:/my_directory
@end example
What you should @emph{never} do:
@@ -824,14 +824,14 @@ QEMU can access directly to block device exported using the Network Block Device
protocol.
@example
-qemu-system-i386 linux.img -hdb nbd://my_nbd_server.mydomain.org:1024/
+qemu-kvm linux.img -hdb nbd://my_nbd_server.mydomain.org:1024/
@end example
If the NBD server is located on the same host, you can use an unix socket instead
of an inet socket:
@example
-qemu-system-i386 linux.img -hdb nbd+unix://?socket=/tmp/my_socket
+qemu-kvm linux.img -hdb nbd+unix://?socket=/tmp/my_socket
@end example
In this case, the block device must be exported using qemu-nbd:
@@ -848,23 +848,23 @@ qemu-nbd --socket=/tmp/my_socket --share=2 my_disk.qcow2
@noindent
and then you can use it with two guests:
@example
-qemu-system-i386 linux1.img -hdb nbd+unix://?socket=/tmp/my_socket
-qemu-system-i386 linux2.img -hdb nbd+unix://?socket=/tmp/my_socket
+qemu-kvm linux1.img -hdb nbd+unix://?socket=/tmp/my_socket
+qemu-kvm linux2.img -hdb nbd+unix://?socket=/tmp/my_socket
@end example
If the nbd-server uses named exports (supported since NBD 2.9.18, or with QEMU's
own embedded NBD server), you must specify an export name in the URI:
@example
-qemu-system-i386 -cdrom nbd://localhost/debian-500-ppc-netinst
-qemu-system-i386 -cdrom nbd://localhost/openSUSE-11.1-ppc-netinst
+qemu-kvm -cdrom nbd://localhost/debian-500-ppc-netinst
+qemu-kvm -cdrom nbd://localhost/openSUSE-11.1-ppc-netinst
@end example
The URI syntax for NBD is supported since QEMU 1.3. An alternative syntax is
also available. Here are some example of the older syntax:
@example
-qemu-system-i386 linux.img -hdb nbd:my_nbd_server.mydomain.org:1024
-qemu-system-i386 linux2.img -hdb nbd:unix:/tmp/my_socket
-qemu-system-i386 -cdrom nbd:localhost:10809:exportname=debian-500-ppc-netinst
+qemu-kvm linux.img -hdb nbd:my_nbd_server.mydomain.org:1024
+qemu-kvm linux2.img -hdb nbd:unix:/tmp/my_socket
+qemu-kvm -cdrom nbd:localhost:10809:exportname=debian-500-ppc-netinst
@end example
@node disk_images_sheepdog
@@ -889,7 +889,7 @@ qemu-img convert @var{filename} sheepdog:///@var{image}
You can boot from the Sheepdog disk image with the command:
@example
-qemu-system-i386 sheepdog:///@var{image}
+qemu-kvm sheepdog:///@var{image}
@end example
You can also create a snapshot of the Sheepdog image like qcow2.
@@ -901,7 +901,7 @@ where @var{tag} is a tag name of the newly created snapshot.
To boot from the Sheepdog snapshot, specify the tag name of the
snapshot.
@example
-qemu-system-i386 sheepdog:///@var{image}#@var{tag}
+qemu-kvm sheepdog:///@var{image}#@var{tag}
@end example
You can create a cloned image from the existing snapshot.
@@ -914,14 +914,14 @@ is its tag name.
You can use an unix socket instead of an inet socket:
@example
-qemu-system-i386 sheepdog+unix:///@var{image}?socket=@var{path}
+qemu-kvm sheepdog+unix:///@var{image}?socket=@var{path}
@end example
If the Sheepdog daemon doesn't run on the local host, you need to
specify one of the Sheepdog servers to connect to.
@example
qemu-img create sheepdog://@var{hostname}:@var{port}/@var{image} @var{size}
-qemu-system-i386 sheepdog://@var{hostname}:@var{port}/@var{image}
+qemu-kvm sheepdog://@var{hostname}:@var{port}/@var{image}
@end example
@node disk_images_iscsi
@@ -963,7 +963,7 @@ Various session related parameters can be set via special options, either
in a configuration file provided via '-readconfig' or directly on the
command line.
-If the initiator-name is not specified qemu will use a default name
+If the initiator-name is not specified qemu-kvm will use a default name
of 'iqn.2008-11.org.linux-kvm[:<name>'] where <name> is the name of the
virtual machine.
@@ -1010,7 +1010,7 @@ cat >iscsi.conf <<EOF
header-digest = "CRC32C"
EOF
-qemu-system-i386 -drive file=iscsi://127.0.0.1/iqn.qemu.test/1 \
+qemu-kvm -drive file=iscsi://127.0.0.1/iqn.qemu.test/1 \
-readconfig iscsi.conf
@end example
@@ -1029,7 +1029,7 @@ tgtadm --lld iscsi --mode logicalunit --op new --tid 1 --lun 2 \
-b /IMAGES/cd.iso --device-type=cd
tgtadm --lld iscsi --op bind --mode target --tid 1 -I ALL
-qemu-system-i386 -iscsi initiator-name=iqn.qemu.test:my-initiator \
+qemu-kvm -iscsi initiator-name=iqn.qemu.test:my-initiator \
-boot d -drive file=iscsi://127.0.0.1/iqn.qemu.test/1 \
-cdrom iscsi://127.0.0.1/iqn.qemu.test/2
@end example
@@ -1042,11 +1042,11 @@ GlusterFS is a user space distributed file system.
You can boot from the GlusterFS disk image with the command:
@example
URI:
-qemu-system-x86_64 -drive file=gluster[+@var{type}]://[@var{host}[:@var{port}]]/@var{volume}/@var{path}
+qemu-kvm -drive file=gluster[+@var{type}]://[@var{host}[:@var{port}]]/@var{volume}/@var{path}
[?socket=...][,file.debug=9][,file.logfile=...]
JSON:
-qemu-system-x86_64 'json:@{"driver":"qcow2",
+qemu-kvm 'json:@{"driver":"qcow2",
"file":@{"driver":"gluster",
"volume":"testvol","path":"a.img","debug":9,"logfile":"...",
"server":[@{"type":"tcp","host":"...","port":"..."@},
@@ -1094,22 +1094,22 @@ qemu-img create gluster://@var{host}/@var{volume}/@var{path} @var{size}
Examples
@example
-qemu-system-x86_64 -drive file=gluster://1.2.3.4/testvol/a.img
-qemu-system-x86_64 -drive file=gluster+tcp://1.2.3.4/testvol/a.img
-qemu-system-x86_64 -drive file=gluster+tcp://1.2.3.4:24007/testvol/dir/a.img
-qemu-system-x86_64 -drive file=gluster+tcp://[1:2:3:4:5:6:7:8]/testvol/dir/a.img
-qemu-system-x86_64 -drive file=gluster+tcp://[1:2:3:4:5:6:7:8]:24007/testvol/dir/a.img
-qemu-system-x86_64 -drive file=gluster+tcp://server.domain.com:24007/testvol/dir/a.img
-qemu-system-x86_64 -drive file=gluster+unix:///testvol/dir/a.img?socket=/tmp/glusterd.socket
-qemu-system-x86_64 -drive file=gluster+rdma://1.2.3.4:24007/testvol/a.img
-qemu-system-x86_64 -drive file=gluster://1.2.3.4/testvol/a.img,file.debug=9,file.logfile=/var/log/qemu-gluster.log
-qemu-system-x86_64 'json:@{"driver":"qcow2",
+qemu-kvm -drive file=gluster://1.2.3.4/testvol/a.img
+qemu-kvm -drive file=gluster+tcp://1.2.3.4/testvol/a.img
+qemu-kvm -drive file=gluster+tcp://1.2.3.4:24007/testvol/dir/a.img
+qemu-kvm -drive file=gluster+tcp://[1:2:3:4:5:6:7:8]/testvol/dir/a.img
+qemu-kvm -drive file=gluster+tcp://[1:2:3:4:5:6:7:8]:24007/testvol/dir/a.img
+qemu-kvm -drive file=gluster+tcp://server.domain.com:24007/testvol/dir/a.img
+qemu-kvm -drive file=gluster+unix:///testvol/dir/a.img?socket=/tmp/glusterd.socket
+qemu-kvm -drive file=gluster+rdma://1.2.3.4:24007/testvol/a.img
+qemu-kvm -drive file=gluster://1.2.3.4/testvol/a.img,file.debug=9,file.logfile=/var/log/qemu-gluster.log
+qemu-kvm 'json:@{"driver":"qcow2",
"file":@{"driver":"gluster",
"volume":"testvol","path":"a.img",
"debug":9,"logfile":"/var/log/qemu-gluster.log",
"server":[@{"type":"tcp","host":"1.2.3.4","port":24007@},
@{"type":"unix","socket":"/var/run/glusterd.socket"@}]@}@}'
-qemu-system-x86_64 -drive driver=qcow2,file.driver=gluster,file.volume=testvol,file.path=/path/a.img,
+qemu-kvm -drive driver=qcow2,file.driver=gluster,file.volume=testvol,file.path=/path/a.img,
file.debug=9,file.logfile=/var/log/qemu-gluster.log,
file.server.0.type=tcp,file.server.0.host=1.2.3.4,file.server.0.port=24007,
file.server.1.type=unix,file.server.1.socket=/var/run/glusterd.socket
@@ -1122,13 +1122,13 @@ You can access disk images located on a remote ssh server
by using the ssh protocol:
@example
-qemu-system-x86_64 -drive file=ssh://[@var{user}@@]@var{server}[:@var{port}]/@var{path}[?host_key_check=@var{host_key_check}]
+qemu-kvm -drive file=ssh://[@var{user}@@]@var{server}[:@var{port}]/@var{path}[?host_key_check=@var{host_key_check}]
@end example
Alternative syntax using properties:
@example
-qemu-system-x86_64 -drive file.driver=ssh[,file.user=@var{user}],file.host=@var{server}[,file.port=@var{port}],file.path=@var{path}[,file.host_key_check=@var{host_key_check}]
+qemu-kvm -drive file.driver=ssh[,file.user=@var{user}],file.host=@var{server}[,file.port=@var{port}],file.path=@var{path}[,file.host_key_check=@var{host_key_check}]
@end example
@var{ssh} is the protocol.
@@ -1270,7 +1270,7 @@ On Linux hosts, a shared memory device is available. The basic syntax
is:
@example
-qemu-system-x86_64 -device ivshmem-plain,memdev=@var{hostmem}
+qemu-kvm -device ivshmem-plain,memdev=@var{hostmem}
@end example
where @var{hostmem} names a host memory backend. For a POSIX shared
@@ -1291,7 +1291,7 @@ memory server is:
ivshmem-server -p @var{pidfile} -S @var{path} -m @var{shm-name} -l @var{shm-size} -n @var{vectors}
# Then start your qemu instances with matching arguments
-qemu-system-x86_64 -device ivshmem-doorbell,vectors=@var{vectors},chardev=@var{id}
+qemu-kvm -device ivshmem-doorbell,vectors=@var{vectors},chardev=@var{id}
-chardev socket,path=@var{path},id=@var{id}
@end example
@@ -1316,7 +1316,7 @@ Instead of specifying the <shm size> using POSIX shm, you may specify
a memory backend that has hugepage support:
@example
-qemu-system-x86_64 -object memory-backend-file,size=1G,mem-path=/dev/hugepages/my-shmem-file,share,id=mb1
+qemu-kvm -object memory-backend-file,size=1G,mem-path=/dev/hugepages/my-shmem-file,share,id=mb1
-device ivshmem-plain,memdev=mb1
@end example
@@ -1332,7 +1332,7 @@ kernel testing.
The syntax is:
@example
-qemu-system-i386 -kernel arch/i386/boot/bzImage -hda root-2.4.20.img -append "root=/dev/hda"
+qemu-kvm -kernel arch/i386/boot/bzImage -hda root-2.4.20.img -append "root=/dev/hda"
@end example
Use @option{-kernel} to provide the Linux kernel image and
@@ -1347,7 +1347,7 @@ If you do not need graphical output, you can disable it and redirect
the virtual serial port and the QEMU monitor to the console with the
@option{-nographic} option. The typical command line is:
@example
-qemu-system-i386 -kernel arch/i386/boot/bzImage -hda root-2.4.20.img \
+qemu-kvm -kernel arch/i386/boot/bzImage -hda root-2.4.20.img \
-append "root=/dev/hda console=ttyS0" -nographic
@end example
@@ -1411,7 +1411,7 @@ Network adapter that supports CDC ethernet and RNDIS protocols. @var{options}
specifies NIC options as with @code{-net nic,}@var{options} (see description).
For instance, user-mode networking can be used with
@example
-qemu-system-i386 [...OPTIONS...] -net user,vlan=0 -usbdevice net:vlan=0
+qemu-kvm [...OPTIONS...] -net user,vlan=0 -usbdevice net:vlan=0
@end example
Currently this cannot be used in machines that support PCI NICs.
@item bt[:@var{hci-type}]
@@ -1421,7 +1421,7 @@ no type is given, the HCI logic corresponds to @code{-bt hci,vlan=0}.
This USB device implements the USB Transport Layer of HCI. Example
usage:
@example
-@command{qemu-system-i386} [...@var{OPTIONS}...] @option{-usbdevice} bt:hci,vlan=3 @option{-bt} device:keyboard,vlan=3
+@command{qemu-kvm} [...@var{OPTIONS}...] @option{-usbdevice} bt:hci,vlan=3 @option{-bt} device:keyboard,vlan=3
@end example
@end table
@@ -1499,7 +1499,7 @@ For this setup it is recommended to restrict it to listen on a UNIX domain
socket only. For example
@example
-qemu-system-i386 [...OPTIONS...] -vnc unix:/home/joebloggs/.qemu-myvm-vnc
+qemu-kvm [...OPTIONS...] -vnc unix:/home/joebloggs/.qemu-myvm-vnc
@end example
This ensures that only users on local box with read/write access to that
@@ -1522,7 +1522,7 @@ is running the password is set with the monitor. Until the monitor is used to
set the password all clients will be rejected.
@example
-qemu-system-i386 [...OPTIONS...] -vnc :1,password -monitor stdio
+qemu-kvm [...OPTIONS...] -vnc :1,password -monitor stdio
(qemu) change vnc password
Password: ********
(qemu)
@@ -1539,7 +1539,7 @@ support provides a secure session, but no authentication. This allows any
client to connect, and provides an encrypted session.
@example
-qemu-system-i386 [...OPTIONS...] -vnc :1,tls,x509=/etc/pki/qemu -monitor stdio
+qemu-kvm [...OPTIONS...] -vnc :1,tls,x509=/etc/pki/qemu -monitor stdio
@end example
In the above example @code{/etc/pki/qemu} should contain at least three files,
@@ -1557,7 +1557,7 @@ then validate against the CA certificate. This is a good choice if deploying
in an environment with a private internal certificate authority.
@example
-qemu-system-i386 [...OPTIONS...] -vnc :1,tls,x509verify=/etc/pki/qemu -monitor stdio
+qemu-kvm [...OPTIONS...] -vnc :1,tls,x509verify=/etc/pki/qemu -monitor stdio
@end example
@@ -1568,7 +1568,7 @@ Finally, the previous method can be combined with VNC password authentication
to provide two layers of authentication for clients.
@example
-qemu-system-i386 [...OPTIONS...] -vnc :1,password,tls,x509verify=/etc/pki/qemu -monitor stdio
+qemu-kvm [...OPTIONS...] -vnc :1,password,tls,x509verify=/etc/pki/qemu -monitor stdio
(qemu) change vnc password
Password: ********
(qemu)
@@ -1591,7 +1591,7 @@ used for authentication, but assuming use of one supporting SSF,
then QEMU can be launched with:
@example
-qemu-system-i386 [...OPTIONS...] -vnc :1,sasl -monitor stdio
+qemu-kvm [...OPTIONS...] -vnc :1,sasl -monitor stdio
@end example
@node vnc_sec_certificate_sasl
@@ -1605,7 +1605,7 @@ credentials. This can be enabled, by combining the 'sasl' option
with the aforementioned TLS + x509 options:
@example
-qemu-system-i386 [...OPTIONS...] -vnc :1,tls,x509,sasl -monitor stdio
+qemu-kvm [...OPTIONS...] -vnc :1,tls,x509,sasl -monitor stdio
@end example
@@ -1773,7 +1773,7 @@ QEMU has a primitive support to work with gdb, so that you can do
In order to use gdb, launch QEMU with the '-s' option. It will wait for a
gdb connection:
@example
-qemu-system-i386 -s -kernel arch/i386/boot/bzImage -hda root-2.4.20.img \
+qemu-kvm -s -kernel arch/i386/boot/bzImage -hda root-2.4.20.img \
-append "root=/dev/hda"
Connected to host network interface: tun0
Waiting gdb connection on port 1234
@@ -1955,7 +1955,7 @@ differences are mentioned in the following sections.
@section PowerPC System emulator
@cindex system emulation (PowerPC)
-Use the executable @file{qemu-system-ppc} to simulate a complete PREP
+Use the executable @file{qemu-kvm} to simulate a complete PREP
or PowerMac PowerPC system.
QEMU emulates the following PowerMac peripherals:
@@ -2019,7 +2019,7 @@ Set the initial VGA graphic mode. The default is 800x600x32.
Set OpenBIOS variables in NVRAM, for example:
@example
-qemu-system-ppc -prom-env 'auto-boot?=false' \
+qemu-kvm -prom-env 'auto-boot?=false' \
-prom-env 'boot-device=hd:2,\yaboot' \
-prom-env 'boot-args=conf=hd:2,\yaboot.conf'
@end example
diff --git a/qemu-options.hx b/qemu-options.hx
index d5a002d..b5544ac 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -195,7 +195,7 @@ This option defines a free-form string that can be used to describe @var{fd}.
You can open an image using pre-opened file descriptors from an fd set:
@example
-qemu-system-i386
+qemu-kvm
-add-fd fd=3,set=2,opaque="rdwr:/path/to/file"
-add-fd fd=4,set=2,opaque="rdonly:/path/to/file"
-drive file=/dev/fdset/2,index=0,media=disk
@@ -224,7 +224,7 @@ STEXI
Set default value of @var{driver}'s property @var{prop} to @var{value}, e.g.:
@example
-qemu-system-i386 -global ide-drive.physical_block_size=4096 -drive file=file,if=ide,index=0,media=disk
+qemu-kvm -global ide-drive.physical_block_size=4096 -drive file=file,if=ide,index=0,media=disk
@end example
In particular, you can use this to set driver properties for devices which are
@@ -269,7 +269,7 @@ the recommended is 320x240, 640x480, 800x640.
A timeout could be passed to bios, guest will pause for @var{rb_timeout} ms
when boot failed, then reboot. If @var{rb_timeout} is '-1', guest will not
-reboot, qemu passes '-1' to bios by default. Currently Seabios for X86
+reboot, qemu-kvm passes '-1' to bios by default. Currently Seabios for X86
system support it.
Do strict boot via @option{strict=on} as far as firmware/BIOS
@@ -278,11 +278,11 @@ bootindex options. The default is non-strict boot.
@example
# try to boot from network first, then from hard disk
-qemu-system-i386 -boot order=nc
+qemu-kvm -boot order=nc
# boot from CD-ROM first, switch back to default order after reboot
-qemu-system-i386 -boot once=d
+qemu-kvm -boot once=d
# boot with a splash picture for 5 seconds.
-qemu-system-i386 -boot menu=on,splash=/root/boot.bmp,splash-time=5000
+qemu-kvm -boot menu=on,splash=/root/boot.bmp,splash-time=5000
@end example
Note: The legacy format '-boot @var{drives}' is still supported but its
@@ -311,7 +311,7 @@ For example, the following command-line sets the guest startup RAM size to
memory the guest can reach to 4GB:
@example
-qemu-system-x86_64 -m 1G,slots=3,maxmem=4G
+qemu-kvm -m 1G,slots=3,maxmem=4G
@end example
If @var{slots} and @var{maxmem} are not specified, memory hotplug won't
@@ -380,12 +380,12 @@ Enable audio and selected sound hardware. Use 'help' to print all
available sound hardware.
@example
-qemu-system-i386 -soundhw sb16,adlib disk.img
-qemu-system-i386 -soundhw es1370 disk.img
-qemu-system-i386 -soundhw ac97 disk.img
-qemu-system-i386 -soundhw hda disk.img
-qemu-system-i386 -soundhw all disk.img
-qemu-system-i386 -soundhw help
+qemu-kvm -soundhw sb16,adlib disk.img
+qemu-kvm -soundhw es1370 disk.img
+qemu-kvm -soundhw ac97 disk.img
+qemu-kvm -soundhw hda disk.img
+qemu-kvm -soundhw all disk.img
+qemu-kvm -soundhw help
@end example
Note that Linux's i810_audio OSS kernel (for AC97) module might
@@ -672,21 +672,21 @@ is off.
Instead of @option{-cdrom} you can use:
@example
-qemu-system-i386 -drive file=file,index=2,media=cdrom
+qemu-kvm -drive file=file,index=2,media=cdrom
@end example
Instead of @option{-hda}, @option{-hdb}, @option{-hdc}, @option{-hdd}, you can
use:
@example
-qemu-system-i386 -drive file=file,index=0,media=disk
-qemu-system-i386 -drive file=file,index=1,media=disk
-qemu-system-i386 -drive file=file,index=2,media=disk
-qemu-system-i386 -drive file=file,index=3,media=disk
+qemu-kvm -drive file=file,index=0,media=disk
+qemu-kvm -drive file=file,index=1,media=disk
+qemu-kvm -drive file=file,index=2,media=disk
+qemu-kvm -drive file=file,index=3,media=disk
@end example
You can open an image using pre-opened file descriptors from an fd set:
@example
-qemu-system-i386
+qemu-kvm
-add-fd fd=3,set=2,opaque="rdwr:/path/to/file"
-add-fd fd=4,set=2,opaque="rdonly:/path/to/file"
-drive file=/dev/fdset/2,index=0,media=disk
@@ -694,28 +694,28 @@ qemu-system-i386
You can connect a CDROM to the slave of ide0:
@example
-qemu-system-i386 -drive file=file,if=ide,index=1,media=cdrom
+qemu-kvm -drive file=file,if=ide,index=1,media=cdrom
@end example
If you don't specify the "file=" argument, you define an empty drive:
@example
-qemu-system-i386 -drive if=ide,index=1,media=cdrom
+qemu-kvm -drive if=ide,index=1,media=cdrom
@end example
Instead of @option{-fda}, @option{-fdb}, you can use:
@example
-qemu-system-i386 -drive file=file,index=0,if=floppy
-qemu-system-i386 -drive file=file,index=1,if=floppy
+qemu-kvm -drive file=file,index=0,if=floppy
+qemu-kvm -drive file=file,index=1,if=floppy
@end example
By default, @var{interface} is "ide" and @var{index} is automatically
incremented:
@example
-qemu-system-i386 -drive file=a -drive file=b"
+qemu-kvm -drive file=a -drive file=b"
@end example
is interpreted like:
@example
-qemu-system-i386 -hda a -hdb b
+qemu-kvm -hda a -hdb b
@end example
ETEXI
@@ -1840,7 +1840,7 @@ can not be resolved.
Example:
@example
-qemu -net user,dnssearch=mgmt.example.org,dnssearch=example.org [...]
+qemu-kvm -net user,dnssearch=mgmt.example.org,dnssearch=example.org [...]
@end example
@item tftp=@var{dir}
@@ -1856,7 +1856,7 @@ a guest from a local directory.
Example (using pxelinux):
@example
-qemu-system-i386 -hda linux.img -boot n -net user,tftp=/path/to/tftp/files,bootfile=/pxelinux.0
+qemu-kvm -hda linux.img -boot n -net user,tftp=/path/to/tftp/files,bootfile=/pxelinux.0
@end example
@item smb=@var{dir}[,smbserver=@var{addr}]
@@ -1891,7 +1891,7 @@ screen 0, use the following:
@example
# on the host
-qemu-system-i386 -net user,hostfwd=tcp:127.0.0.1:6001-:6000 [...]
+qemu-kvm -net user,hostfwd=tcp:127.0.0.1:6001-:6000 [...]
# this host xterm should open in the guest X11 server
xterm -display :1
@end example
@@ -1901,7 +1901,7 @@ the guest, use the following:
@example
# on the host
-qemu-system-i386 -net user,hostfwd=tcp::5555-:23 [...]
+qemu-kvm -net user,hostfwd=tcp::5555-:23 [...]
telnet localhost 5555
@end example
@@ -1920,7 +1920,7 @@ lifetime, like in the following example:
@example
# open 10.10.1.1:4321 on bootup, connect 10.0.2.100:1234 to it whenever
# the guest accesses it
-qemu -net user,guestfwd=tcp:10.0.2.100:1234-tcp:10.10.1.1:4321 [...]
+qemu-kvm -net user,guestfwd=tcp:10.0.2.100:1234-tcp:10.10.1.1:4321 [...]
@end example
Or you can execute a command on every TCP connection established by the guest,
@@ -1929,7 +1929,7 @@ so that QEMU behaves similar to an inetd process for that virtual server:
@example
# call "netcat 10.10.1.1 4321" on every TCP connection to 10.0.2.100:1234
# and connect the TCP stream to its stdin/stdout
-qemu -net 'user,guestfwd=tcp:10.0.2.100:1234-cmd:netcat 10.10.1.1 4321'
+qemu-kvm -net 'user,guestfwd=tcp:10.0.2.100:1234-cmd:netcat 10.10.1.1 4321'
@end example
@end table
@@ -1962,13 +1962,13 @@ Examples:
@example
#launch a QEMU instance with the default network script
-qemu-system-i386 linux.img -net nic -net tap
+qemu-kvm linux.img -net nic -net tap
@end example
@example
#launch a QEMU instance with two NICs, each one connected
#to a TAP device
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic,vlan=0 -net tap,vlan=0,ifname=tap0 \
-net nic,vlan=1 -net tap,vlan=1,ifname=tap1
@end example
@@ -1976,7 +1976,7 @@ qemu-system-i386 linux.img \
@example
#launch a QEMU instance with the default network helper to
#connect a TAP device to bridge br0
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic -net tap,"helper=/path/to/qemu-bridge-helper"
@end example
@@ -1994,13 +1994,13 @@ Examples:
@example
#launch a QEMU instance with the default network helper to
#connect a TAP device to bridge br0
-qemu-system-i386 linux.img -net bridge -net nic,model=virtio
+qemu-kvm linux.img -net bridge -net nic,model=virtio
@end example
@example
#launch a QEMU instance with the default network helper to
#connect a TAP device to bridge qemubr0
-qemu-system-i386 linux.img -net bridge,br=qemubr0 -net nic,model=virtio
+qemu-kvm linux.img -net bridge,br=qemubr0 -net nic,model=virtio
@end example
@item -netdev socket,id=@var{id}[,fd=@var{h}][,listen=[@var{host}]:@var{port}][,connect=@var{host}:@var{port}]
@@ -2016,12 +2016,12 @@ specifies an already opened TCP socket.
Example:
@example
# launch a first QEMU instance
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic,macaddr=52:54:00:12:34:56 \
-net socket,listen=:1234
# connect the VLAN 0 of this instance to the VLAN 0
# of the first instance
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic,macaddr=52:54:00:12:34:57 \
-net socket,connect=127.0.0.1:1234
@end example
@@ -2047,15 +2047,15 @@ Use @option{fd=h} to specify an already opened UDP multicast socket.
Example:
@example
# launch one QEMU instance
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic,macaddr=52:54:00:12:34:56 \
-net socket,mcast=230.0.0.1:1234
# launch another QEMU instance on same "bus"
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic,macaddr=52:54:00:12:34:57 \
-net socket,mcast=230.0.0.1:1234
# launch yet another QEMU instance on same "bus"
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic,macaddr=52:54:00:12:34:58 \
-net socket,mcast=230.0.0.1:1234
@end example
@@ -2064,7 +2064,7 @@ Example (User Mode Linux compat.):
@example
# launch QEMU instance (note mcast address selected
# is UML's default)
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic,macaddr=52:54:00:12:34:56 \
-net socket,mcast=239.192.168.1:1102
# launch UML
@@ -2073,7 +2073,7 @@ qemu-system-i386 linux.img \
Example (send packets from host's 1.2.3.4):
@example
-qemu-system-i386 linux.img \
+qemu-kvm linux.img \
-net nic,macaddr=52:54:00:12:34:56 \
-net socket,mcast=239.192.168.1:1102,localaddr=1.2.3.4
@end example
@@ -2132,7 +2132,7 @@ brctl addif br-lan vmtunnel0
# on 4.3.2.1
# launch QEMU instance - if your network has reorder or is very lossy add ,pincounter
-qemu-system-i386 linux.img -net nic -net l2tpv3,src=4.2.3.1,dst=1.2.3.4,udp,srcport=16384,dstport=16384,rxsession=0xffffffff,txsession=0xffffffff,counter
+qemu-kvm linux.img -net nic -net l2tpv3,src=4.2.3.1,dst=1.2.3.4,udp,srcport=16384,dstport=16384,rxsession=0xffffffff,txsession=0xffffffff,counter
@end example
@@ -2150,7 +2150,7 @@ Example:
# launch vde switch
vde_switch -F -sock /tmp/myswitch
# launch QEMU instance
-qemu-system-i386 linux.img -net nic -net vde,sock=/tmp/myswitch
+qemu-kvm linux.img -net nic -net vde,sock=/tmp/myswitch
@end example
@item -netdev hubport,id=@var{id},hubid=@var{hubid}
@@ -2172,11 +2172,11 @@ be created for multiqueue vhost-user.
Example:
@example
-qemu -m 512 -object memory-backend-file,id=mem,size=512M,mem-path=/hugetlbfs,share=on \
- -numa node,memdev=mem \
- -chardev socket,id=chr0,path=/path/to/socket \
- -netdev type=vhost-user,id=net0,chardev=chr0 \
- -device virtio-net-pci,netdev=net0
+qemu-kvm -m 512 -object memory-backend-file,id=mem,size=512M,mem-path=/hugetlbfs,share=on \
+ -numa node,memdev=mem \
+ -chardev socket,id=chr0,path=/path/to/socket \
+ -netdev type=vhost-user,id=net0,chardev=chr0 \
+ -device virtio-net-pci,netdev=net0
@end example
@item -net dump[,vlan=@var{n}][,file=@var{file}][,len=@var{len}]
@@ -2544,7 +2544,7 @@ images for the guest storage. Both disk and cdrom images are supported.
Syntax for specifying iSCSI LUNs is
``iscsi://<target-ip>[:<port>]/<target-iqn>/<lun>''
-By default qemu will use the iSCSI initiator-name
+By default qemu-kvm will use the iSCSI initiator-name
'iqn.2008-11.org.linux-kvm[:<name>]' but this can also be set from the command
line or a configuration file.
@@ -2555,21 +2555,21 @@ is specified in seconds. The default is 0 which means no timeout. Libiscsi
Example (without authentication):
@example
-qemu-system-i386 -iscsi initiator-name=iqn.2001-04.com.example:my-initiator \
+qemu-kvm -iscsi initiator-name=iqn.2001-04.com.example:my-initiator \
-cdrom iscsi://192.0.2.1/iqn.2001-04.com.example/2 \
-drive file=iscsi://192.0.2.1/iqn.2001-04.com.example/1
@end example
Example (CHAP username/password via URL):
@example
-qemu-system-i386 -drive file=iscsi://user%password@@192.0.2.1/iqn.2001-04.com.example/1
+qemu-kvm -drive file=iscsi://user%password@@192.0.2.1/iqn.2001-04.com.example/1
@end example
Example (CHAP username/password via environment variables):
@example
LIBISCSI_CHAP_USERNAME="user" \
LIBISCSI_CHAP_PASSWORD="password" \
-qemu-system-i386 -drive file=iscsi://192.0.2.1/iqn.2001-04.com.example/1
+qemu-kvm -drive file=iscsi://192.0.2.1/iqn.2001-04.com.example/1
@end example
iSCSI support is an optional feature of QEMU and only available when
@@ -2599,12 +2599,12 @@ Syntax for specifying a NBD device using Unix Domain Sockets
Example for TCP
@example
-qemu-system-i386 --drive file=nbd:192.0.2.1:30000
+qemu-kvm --drive file=nbd:192.0.2.1:30000
@end example
Example for Unix Domain Sockets
@example
-qemu-system-i386 --drive file=nbd:unix:/tmp/nbd-socket
+qemu-kvm --drive file=nbd:unix:/tmp/nbd-socket
@end example
@item SSH
@@ -2612,8 +2612,8 @@ QEMU supports SSH (Secure Shell) access to remote disks.
Examples:
@example
-qemu-system-i386 -drive file=ssh://user@@host/path/to/disk.img
-qemu-system-i386 -drive file.driver=ssh,file.user=user,file.host=host,file.port=22,file.path=/path/to/disk.img
+qemu-kvm -drive file=ssh://user@@host/path/to/disk.img
+qemu-kvm -drive file.driver=ssh,file.user=user,file.host=host,file.port=22,file.path=/path/to/disk.img
@end example
Currently authentication must be done using ssh-agent. Other
@@ -2631,7 +2631,7 @@ sheepdog[+tcp|+unix]://[host:port]/vdiname[?socket=path][#snapid|#tag]
Example
@example
-qemu-system-i386 --drive file=sheepdog://192.0.2.1:30000/MyVirtualMachine
+qemu-kvm --drive file=sheepdog://192.0.2.1:30000/MyVirtualMachine
@end example
See also @url{https://sheepdog.github.io/sheepdog/}.
@@ -2657,17 +2657,17 @@ JSON:
Example
@example
URI:
-qemu-system-x86_64 --drive file=gluster://192.0.2.1/testvol/a.img,
+qemu-kvm --drive file=gluster://192.0.2.1/testvol/a.img,
@ file.debug=9,file.logfile=/var/log/qemu-gluster.log
JSON:
-qemu-system-x86_64 'json:@{"driver":"qcow2",
+qemu-kvm 'json:@{"driver":"qcow2",
@ "file":@{"driver":"gluster",
@ "volume":"testvol","path":"a.img",
@ "debug":9,"logfile":"/var/log/qemu-gluster.log",
@ "server":[@{"type":"tcp","host":"1.2.3.4","port":24007@},
@ @{"type":"unix","socket":"/var/run/glusterd.socket"@}]@}@}'
-qemu-system-x86_64 -drive driver=qcow2,file.driver=gluster,file.volume=testvol,file.path=/path/a.img,
+qemu-kvm -drive driver=qcow2,file.driver=gluster,file.volume=testvol,file.path=/path/a.img,
@ file.debug=9,file.logfile=/var/log/qemu-gluster.log,
@ file.server.0.type=tcp,file.server.0.host=1.2.3.4,file.server.0.port=24007,
@ file.server.1.type=unix,file.server.1.socket=/var/run/glusterd.socket
@@ -2727,14 +2727,14 @@ that CURL waits for a response from the remote server to get the size of the
image to be downloaded. If not set, the default timeout of 5 seconds is used.
@end table
-Note that when passing options to qemu explicitly, @option{driver} is the value
+Note that when passing options to qemu-kvm explicitly, @option{driver} is the value
of <protocol>.
Example: boot from a remote Fedora 20 live ISO image
@example
-qemu-system-x86_64 --drive media=cdrom,file=http://dl.fedoraproject.org/pub/fedora/linux/releases/20/Live/x86_64/Fedora-Live-Desktop-x86_64-20-1.iso,readonly
+qemu-kvm --drive media=cdrom,file=http://dl.fedoraproject.org/pub/fedora/linux/releases/20/Live/x86_64/Fedora-Live-Desktop-x86_64-20-1.iso,readonly
-qemu-system-x86_64 --drive media=cdrom,file.driver=http,file.url=http://dl.fedoraproject.org/pub/fedora/linux/releases/20/Live/x86_64/Fedora-Live-Desktop-x86_64-20-1.iso,readonly
+qemu-kvm --drive media=cdrom,file.driver=http,file.url=http://dl.fedoraproject.org/pub/fedora/linux/releases/20/Live/x86_64/Fedora-Live-Desktop-x86_64-20-1.iso,readonly
@end example
Example: boot from a remote Fedora 20 cloud image using a local overlay for
@@ -2742,7 +2742,7 @@ writes, copy-on-read, and a readahead of 64k
@example
qemu-img create -f qcow2 -o backing_file='json:@{"file.driver":"http",, "file.url":"https://dl.fedoraproject.org/pub/fedora/linux/releases/20/Images/x86_64/Fedora-x86_64-20-20131211.1-sda.qcow2",, "file.readahead":"64k"@}' /tmp/Fedora-x86_64-20-20131211.1-sda.qcow2
-qemu-system-x86_64 -drive file=/tmp/Fedora-x86_64-20-20131211.1-sda.qcow2,copy-on-read=on
+qemu-kvm -drive file=/tmp/Fedora-x86_64-20-20131211.1-sda.qcow2,copy-on-read=on
@end example
Example: boot from an image stored on a VMware vSphere server with a self-signed
@@ -2751,7 +2751,7 @@ of 10 seconds.
@example
qemu-img create -f qcow2 -o backing_file='json:@{"file.driver":"https",, "file.url":"https://user:password@@vsphere.example.com/folder/test/test-flat.vmdk?dcPath=Datacenter&dsName=datastore1",, "file.sslverify":"off",, "file.readahead":"64k",, "file.timeout":10@}' /tmp/test.qcow2
-qemu-system-x86_64 -drive file=/tmp/test.qcow2
+qemu-kvm -drive file=/tmp/test.qcow2
@end example
ETEXI
@@ -2815,7 +2815,7 @@ and communicate. Requires the Linux @code{vhci} driver installed. Can
be used as following:
@example
-qemu-system-i386 [...OPTIONS...] -bt hci,vlan=5 -bt vhci,vlan=5
+qemu-kvm [...OPTIONS...] -bt hci,vlan=5 -bt vhci,vlan=5
@end example
@item -bt device:@var{dev}[,vlan=@var{n}]
@@ -2861,7 +2861,7 @@ Options to each backend are described below.
Use 'help' to print all available TPM backend types.
@example
-qemu -tpmdev help
+qemu-kvm -tpmdev help
@end example
@item -tpmdev passthrough, id=@var{id}, path=@var{path}, cancel-path=@var{cancel-path}
@@ -3229,14 +3229,14 @@ ETEXI
DEF("realtime", HAS_ARG, QEMU_OPTION_realtime,
"-realtime [mlock=on|off]\n"
- " run qemu with realtime features\n"
+ " run qemu-kvm with realtime features\n"
" mlock=on|off controls mlock support (default: on)\n",
QEMU_ARCH_ALL)
STEXI
@item -realtime mlock=on|off
@findex -realtime
-Run qemu with realtime features.
-mlocking qemu and guest memory can be enabled via @option{mlock=on}
+Run qemu-kvm with realtime features.
+mlocking qemu-kvm and guest memory can be enabled via @option{mlock=on}
(enabled by default).
ETEXI
@@ -3250,7 +3250,7 @@ connections will likely be TCP-based, but also UDP, pseudo TTY, or even
stdio are reasonable use case. The latter is allowing to start QEMU from
within gdb and establish the connection via a pipe:
@example
-(gdb) target remote | exec qemu-system-i386 -gdb stdio ...
+(gdb) target remote | exec qemu-kvm -gdb stdio ...
@end example
ETEXI
@@ -4059,7 +4059,7 @@ which specify the queue number of cryptodev backend, the default of
@example
- # qemu-system-x86_64 \
+ # qemu-kvm \
[...] \
-object cryptodev-backend-builtin,id=cryptodev0 \
-device virtio-crypto-pci,id=crypto0,cryptodev=cryptodev0 \
--
1.8.3.1