On 3/19/2021 10:59 AM, Chenyi Qiang wrote:
Hi Marcelo,
Thank you for your comment.
On 3/19/2021 1:32 AM, Marcelo Tosatti wrote:
On Wed, Mar 17, 2021 at 04:47:09PM +0800, Chenyi Qiang wrote:
Virtual Machines can exploit bus locks to degrade the performance of
system. To address this kind of pe
From: Rao, Lei
Changes since v2:
--Add a function named packet_new_nocopy.
--Continue to optimize the function of colo_flush_ram_cache.
Changes since v1:
--Reset the state of the auto-converge counters at every checkpoint
instead of directly disabling.
--Treat th
From: "Rao, Lei"
This patch fixes the following:
qemu-system-x86_64: invalid runstate transition: 'colo' ->'shutdown'
Aborted (core dumped)
Signed-off-by: Lei Rao
Reviewed-by: Li Zhijian
---
softmmu/runstate.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/softmmu/runstate.c b/so
From: "Rao, Lei"
There is the same trace code in the colo_compare_packet_payload.
Signed-off-by: Lei Rao
Reviewed-by: Li Zhijian
---
net/colo-compare.c | 13 -
1 file changed, 13 deletions(-)
diff --git a/net/colo-compare.c b/net/colo-compare.c
index 84db497..9e18baa 100644
--- a
From: "Rao, Lei"
if we don't reset the auto-converge counter,
it will continue to run with COLO running,
and eventually the system will hang due to the
CPU throttle reaching DEFAULT_MIGRATE_MAX_CPU_THROTTLE.
Signed-off-by: Lei Rao
---
migration/colo.c | 4
migration/ram.c | 10 +
From: "Rao, Lei"
The iov_size has been calculated in filter_send(). we can directly
return the size.In this way, this is no need to repeat calculations
in filter_redirector_receive_iov();
Signed-off-by: Lei Rao
Reviewed-by: Li Zhijian
---
net/filter-mirror.c | 8
1 file changed, 4 in
From: "Rao, Lei"
This patch fixes the following:
#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#1 0x7f6ae4559859 in __GI_abort () at abort.c:79
#2 0x559aaa386720 in error_exit (err=16, msg=0x559aaa5973d0
<__func__.16227> "qemu_mutex_destroy") at
From: "Rao, Lei"
When flushing memory from ram cache to ram during every checkpoint
on secondary VM, we can copy continuous chunks of memory instead of
4096 bytes per time to reduce the time of VM stop during checkpoint.
Signed-off-by: Lei Rao
---
migration/ram.c | 45 +
From: "Rao, Lei"
We can detect disk migration in migrate_prepare, if disk migration
is enabled in COLO mode, we can directly report an error.and there
is no need to disable block migration at every checkpoint.
Signed-off-by: Lei Rao
Signed-off-by: Zhang Chen
Reviewed-by: Li Zhijian
---
migra
From: "Rao, Lei"
When we use continuous dirty memory copy for flushing ram cache on
secondary VM, we can also clean up the bitmap of contiguous dirty
page memory. This also can reduce the VM stop time during checkpoint.
Signed-off-by: Lei Rao
---
migration/ram.c | 29 +-
From: "Rao, Lei"
Use the packet_new_nocopy instead of packet_new in the
filter-rewriter module. There will be one less memory
copy in the processing of each network packet.
Signed-off-by: Lei Rao
---
net/colo.c| 23 +++
net/colo.h| 1 +
net/filter-r
From: "Rao, Lei"
The data pointer has skipped vnet_hdr_len in the function of
parse_packet_early().So, we can not subtract vnet_hdr_len again
when calculating pkt->header_size in fill_pkt_tcp_info(). Otherwise,
it will cause network packet comparsion errors and greatly increase
the frequency of c
Due to some real user scenarios don't need to monitor all traffic.
And qemu net-filter also need function to more detailed flow control.
This series give user ability to bypass kinds of COLO network stream.
For example, windows guest user want to enable windows remote desktop
to touch guest(UDP/TC
Add L4_Connection struct for other QMP commands.
Except protocol field is necessary, other fields are optional.
Signed-off-by: Zhang Chen
---
qapi/net.json | 26 ++
1 file changed, 26 insertions(+)
diff --git a/qapi/net.json b/qapi/net.json
index 498ea7aa72..cd4a8ed95e 1
Use connection protocol,src port,dst port,src ip,dst ip as the key
to bypass certain network traffic in COLO compare.
Signed-off-by: Zhang Chen
---
net/net.c | 153 ++
1 file changed, 153 insertions(+)
diff --git a/net/net.c b/net/net.c
index
Add hmp_colo_passthrough_add and hmp_colo_passthrough_del make user
can maintain COLO network passthrough list in human monitor.
Signed-off-by: Zhang Chen
---
hmp-commands.hx | 26 ++
include/monitor/hmp.h | 2 ++
monitor/hmp-cmds.c| 34
Add IP_PROTOCOL as enum include TCP,UDP, ICMP... for other QMP commands.
Signed-off-by: Zhang Chen
---
qapi/net.json | 31 +++
1 file changed, 31 insertions(+)
diff --git a/qapi/net.json b/qapi/net.json
index 87361ebd9a..498ea7aa72 100644
--- a/qapi/net.json
+++ b/qa
Make other modules can reuse COLO code.
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 106 -
net/colo-compare.h | 106 +
2 files changed, 106 insertions(+), 106 deletions(-)
diff --git a/net/colo-compar
Since the real user scenario does not need COLO to monitor all traffic.
Add colo-passthrough-add and colo-passthrough-del to maintain
a COLO network passthrough list.
Signed-off-by: Zhang Chen
---
net/net.c | 10 ++
qapi/net.json | 40
2 files
Add passthrough list for each CompareState.
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 29 +
net/colo-compare.h | 11 +++
2 files changed, 40 insertions(+)
diff --git a/net/colo-compare.c b/net/colo-compare.c
index a803f8b888..40af8cd501 100644
--- a/
dd if=/dev/zero of=/tmp/fda.img bs=1024 count=1440
cat << EOF | ./qemu-system-i386 -nographic -m 512M -nodefaults \
-accel qtest -fda /tmp/fda.img -qtest stdio
outw 0x3f4 0x0500
outb 0x3f5 0x00
outb 0x3f5 0x00
outw 0x3f4 0x00
outb 0x3f5 0x00
outw 0x3f1 0x0400
outw 0x3f4 0x0
outw 0x3f4 0x00
outb 0x3
dd if=/dev/zero of=/tmp/fda.img bs=1024 count=1440
cat << EOF | ./qemu-system-i386 -nographic -m 512M -nodefaults \
-accel qtest -fda /tmp/fda.img -qtest stdio
outw 0x3f4 0x0500
outb 0x3f5 0x00
outb 0x3f5 0x00
outw 0x3f4 0x00
outb 0x3f5 0x00
outw 0x3f1 0x0400
outw 0x3f4 0x0
outw 0x3f4 0x00
outb 0x3
On 18/03/2021 11.28, Philippe Mathieu-Daudé wrote:
On 3/18/21 10:50 AM, Philippe Mathieu-Daudé wrote:
On 3/18/21 10:33 AM, Daniel P. Berrangé wrote:
[...]
It feels like what you hit here is fallout from your account accidentally
getting blocked, rather than something which is hitting every con
On 19/03/2021 01.43, Philippe Mathieu-Daudé wrote:
When a job is based on a Docker image [1], or is using a Docker
service, it requires a runner with Docker installed.
Gitlab shared runners provide the 'docker' tag when they have it
installed.
Are Gitlab shared runners are limited resources, we
Alexander Bulekov writes:
> dd if=/dev/zero of=/tmp/fda.img bs=1024 count=1440
> cat << EOF | ./qemu-system-i386 -nographic -m 512M -nodefaults \
> -accel qtest -fda /tmp/fda.img -qtest stdio
> outw 0x3f4 0x0500
> outb 0x3f5 0x00
> outb 0x3f5 0x00
> outw 0x3f4 0x00
> outb 0x3f5 0x00
> outw 0x3f1
On 18/03/2021 18.28, Max Reitz wrote:
[...]
From that it follows that I don’t see much use in testing specific devices
either. Say there’s a platform that provides both virtio-pci and
virtio-mmio, the default (say virtio-pci) is fine for the iotests. I see
little value in testing virtio-mmio
The following changes since commit 8a40754bca14df63c6d2ffe473b68a270dc50679:
Merge remote-tracking branch 'remotes/nvme/tags/nvme-next-pull-request' into
staging (2021-03-18 19:55:37 +)
are available in the Git repository at:
git://repo.or.cz/qemu/armbru.git tags/pull-qom-fdc-2021-03-16
On 18/03/2021 23.39, Laurent Vivier wrote:
Similarly to 5f629d943cb0 ("s390x: fix s390 virtio aliases"),
define the virtio aliases.
This allows to start machines with virtio devices without
knowledge of the implementation type.
For instance, we can use "-device virtio-scsi" on
m68k, s390x or PC
在 2021/3/18 下午8:04, Eugenio Perez Martin 写道:
On Thu, Mar 18, 2021 at 11:48 AM Eugenio Perez Martin
wrote:
On Thu, Mar 18, 2021 at 10:29 AM Jason Wang wrote:
在 2021/3/18 下午5:18, Eugenio Perez Martin 写道:
On Thu, Mar 18, 2021 at 4:11 AM Jason Wang wrote:
在 2021/3/18 上午12:47, Eugenio Perez
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