> -邮件原件-
> 发件人: Daniel P. Berrangé
> 发送时间: 2024年9月24日 0:59
> 收件人: yuchen (CCSPL)
> 抄送: Peter Xu ; faro...@suse.de;
> qemu-devel@nongnu.org
> 主题: Re: 回复: [PATCH] migration/multifd: receive channel socket needs to
> be set to non-blocking
>
> On Mon, Se
> -邮件原件-
> 发件人: Peter Xu
> 发送时间: 2024年9月20日 23:53
> 收件人: yuchen (CCSPL)
> 抄送: faro...@suse.de; qemu-devel@nongnu.org
> 主题: Re: [PATCH] migration/multifd: receive channel socket needs to be set to
> non-blocking
>
> On Fri, Sep 20, 2024 at 10:05:42AM +,
x55573ea88be1 in process_incoming_migration_co (opaque=)
#11 0x55573ec43d13 in coroutine_trampoline (i0=,
i1=)
#12 0x7f041b4f5d90 in ?? () from target:/usr/lib64/libc.so.6
#13 0x7ffc11890270 in ?? ()
#14 0x in ?? ()
Setting the receive channel to non-blocking can solve the problem.
S
quot; (2.6 EXTENDED CONTROL REGISTERS (INCLUDING XCR0)).
> -邮件原件-
> 发件人: yuchen (Cloud)
> 发送时间: 2023年5月20日 9:58
> 收件人: 'Paolo Bonzini' ;
> 'qemu-devel@nongnu.org'
> 抄送: 'r...@twiddle.net' ; 'ehabk...@redhat.com'
> ; 'Dongli Zha
to kernel and improves
the robustness of qemu.
> -邮件原件-
> 发件人: Paolo Bonzini
> 发送时间: 2023年5月20日 1:37
> 收件人: yuchen (Cloud)
> 主题: Re: 回复: [PATCH] target/i386: Clear xsave pkru bit when KVM
> XCR0 not support
>
> On 5/18/23 14:37, Yuchen wrote:
> > Yes, b
copy from user
Signed-off-by: YuChen
---
target/i386/xsave_helper.c | 8
1 file changed, 8 insertions(+)
diff --git a/target/i386/xsave_helper.c b/target/i386/xsave_helper.c
index 996e9f3bfe..64e2b969fe 100644
--- a/target/i386/xsave_helper.c
+++ b/target/i386/xsave_helper.c
@@ -6,6 +6,8
> -邮件原件-
> 发件人: Dr. David Alan Gilbert [mailto:dgilb...@redhat.com]
> 发送时间: 2021年4月8日 19:27
> 收件人: yuchen (Cloud) ; pbonz...@redhat.com;
> m...@redhat.com
> 抄送: qemu-devel@nongnu.org
> 主题: Re: [Qemu-devel][bug] qemu crash when migrate vm and vm's disks
>
When migrate vm and vm’s disks target host qemu crash due to an invalid free.
#0 object_unref (obj=0x1000) at
/qemu-2.12/rpmbuild/BUILD/qemu-2.12/qom/object.c:920
#1 0x560434d79e79 in memory_region_unref (mr=)
at /qemu-2.12/rpmbuild/BUILD/qemu-2.12/memory.c:1730
#2 flatview_destroy (vi
ilb...@redhat.com]
发送时间: 2019年8月21日 19:13
收件人: yuchen (Cloud) ; jdene...@redhat.com
抄送: qemu-devel@nongnu.org
主题: Re: [Qemu-devel] [BUG] living migrate vm pause forever
* Yuchen (yu.c...@h3c.com) wrote:
> Sometimes, living migrate vm pause forever, migrate job stop, but very small
> probab
Sometimes, living migrate vm pause forever, migrate job stop, but very small
probability, I can’t reproduce.
qemu wait semaphore from libvirt send migrate continue, however libvirt wait
semaphore from qemu send vm pause.
follow stack:
qemu:
Thread 6 (Thread 0x7f50445f3700 (LWP 18120)):
#0 0x000
Bug Description
version:
libvirt-3.4.0 + qemu-2.9.90(latest)
domain:
any
step:
1. generate tls certificate in /etc/pki/libvirt-migrate
2. start vm
3. migrate vm, cmdline:
virsh migrate rh7.1-3 --live --undefinesource --persistent --verbose
--tls qemu+ssh://IP/system
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