[Pkg-xen-devel] Bug#833153: pv guest live migration fails, (libxl_dom_suspend.c:318:suspend_common_wait_guest_timeout)
Systems Administrator at Cyberone
sysadm at cyberone.ph
Mon Aug 1 13:35:22 UTC 2016
Package: xen-system-amd64
Version: 4.6.0-1+nmu2
Severity: important
Dear Maintainer,
New install on identical dell servers.
1. Migration of pv guest from server1 to server2 works
Attempt to migrate back to server1 fails.
2. Migration of pv guest from server2 to server1 works
Attempt to migrate back to server2 fails.
Below are test results & configs
----------------
test1
root at c1-sb-vs1:~# xl create /etc/xen/vmcfg/c1-sb-test1.cfg
Parsing config from /etc/xen/vmcfg/c1-sb-test1.cfg
root at c1-sb-vs1:~# xl migrate c1-sb-test1 192.168.0.2
migration target: Ready to receive domain.
Saving to migration stream new xl format (info 0x3/0x0/1559)
Loading new save file <incoming migration stream> (new xl fmt info
0x3/0x0/1559)
Savefile contains xl domain config in JSON format
Parsing config from <saved>
xc: info: Saving domain 10, type x86 PV
xc: info: Found x86 PV domain from Xen 4.6
xc: info: Restoring domain
xc: info: Restore successful
xc: info: XenStore: mfn 0x1f6f61, dom 0, evt 1
xc: info: Console: mfn 0x1f6f60, dom 0, evt 2
migration target: Transfer complete, requesting permission to start domain.
migration sender: Target has acknowledged transfer.
migration sender: Giving target permission to start.
migration target: Got permission, starting domain.
migration target: Domain started successsfully.
migration sender: Target reports successful startup.
Migration successful.
root at c1-sb-vs2:~# xl migrate c1-sb-test1 192.168.0.1
migration target: Ready to receive domain.
Saving to migration stream new xl format (info 0x3/0x0/1559)
Loading new save file <incoming migration stream> (new xl fmt info
0x3/0x0/1559)
Savefile contains xl domain config in JSON format
Parsing config from <saved>
xc: info: Saving domain 3, type x86 PV
xc: info: Found x86 PV domain from Xen 4.6
xc: info: Restoring domain
libxl: error: libxl_dom_suspend.c:318:suspend_common_wait_guest_timeout:
guest did not suspend, timed out
xc: error: save callback suspend() failed: 0: Internal error
xc: error: Save failed (0 = Success): Internal error
libxl: error: libxl_stream_write.c:329:libxl__xc_domain_save_done:
saving domain: domain responded to suspend request: Success
migration sender: libxl_domain_suspend failed (rc=-8)
xc: error: Failed to read Record Header from stream (0 = Success):
Internal error
xc: error: Restore failed (0 = Success): Internal error
libxl: error: libxl_stream_read.c:749:libxl__xc_domain_restore_done:
restoring domain: Success
libxl: error: libxl_create.c:1142:domcreate_rebuild_done: cannot
(re-)build domain: -3
libxl: error: libxl.c:1591:libxl__destroy_domid: non-existant domain 11
libxl: error: libxl.c:1549:domain_destroy_callback: unable to destroy
guest with domid 11
libxl: error: libxl.c:1476:domain_destroy_cb: destruction of domain 11
failed
migration target: Domain creation failed (code -3).
libxl: info: libxl_exec.c:118:libxl_report_child_exitstatus: migration
transport process [13580] exited with error status 3
Migration failed, failed to suspend at sender.
----------------
test2
root at c1-sb-vs2:~# xl create /etc/xen/vmcfg/c1-sb-test1.cfg
Parsing config from /etc/xen/vmcfg/c1-sb-test1.cfg
root at c1-sb-vs2:~# xl migrate c1-sb-test1 192.168.0.1
migration target: Ready to receive domain.
Saving to migration stream new xl format (info 0x3/0x0/1559)
Loading new save file <incoming migration stream> (new xl fmt info
0x3/0x0/1559)
Savefile contains xl domain config in JSON format
Parsing config from <saved>
xc: info: Saving domain 3, type x86 PV
xc: info: Found x86 PV domain from Xen 4.6
xc: info: Restoring domain
xc: info: Restore successful
xc: info: XenStore: mfn 0x1daaa3, dom 0, evt 1
xc: info: Console: mfn 0x1daaa2, dom 0, evt 2
migration target: Transfer complete, requesting permission to start domain.
migration sender: Target has acknowledged transfer.
migration sender: Giving target permission to start.
migration target: Got permission, starting domain.
migration target: Domain started successsfully.
migration sender: Target reports successful startup.
Migration successful.
root at c1-sb-vs1:~# xl migrate c1-sb-test1 192.168.0.2
migration target: Ready to receive domain.
Saving to migration stream new xl format (info 0x3/0x0/1559)
Loading new save file <incoming migration stream> (new xl fmt info
0x3/0x0/1559)
Savefile contains xl domain config in JSON format
Parsing config from <saved>
xc: info: Saving domain 4, type x86 PV
xc: info: Found x86 PV domain from Xen 4.6
xc: info: Restoring domain
libxl: error: libxl_dom_suspend.c:318:suspend_common_wait_guest_timeout:
guest did not suspend, timed out
xc: error: save callback suspend() failed: 0: Internal error
xc: error: Save failed (0 = Success): Internal error
libxl: error: libxl_stream_write.c:329:libxl__xc_domain_save_done:
saving domain: domain responded to suspend request: Success
migration sender: libxl_domain_suspend failed (rc=-8)
xc: error: Failed to read Record Header from stream (0 = Success):
Internal error
xc: error: Restore failed (0 = Success): Internal error
libxl: error: libxl_stream_read.c:749:libxl__xc_domain_restore_done:
restoring domain: Success
libxl: error: libxl_create.c:1142:domcreate_rebuild_done: cannot
(re-)build domain: -3
libxl: error: libxl.c:1591:libxl__destroy_domid: non-existant domain 4
libxl: error: libxl.c:1549:domain_destroy_callback: unable to destroy
guest with domid 4
libxl: error: libxl.c:1476:domain_destroy_cb: destruction of domain 4 failed
migration target: Domain creation failed (code -3).
libxl: info: libxl_exec.c:118:libxl_report_child_exitstatus: migration
transport process [29045] exited with error status 3
Migration failed, failed to suspend at sender.
----------------
Config files
/etc/xen/vmcfg/c1-sb-test1.cfg
#
# Configuration file for the Xen instance c1-sb-test1, created
# by xen-tools 4.6.2 on Mon Aug 1 10:07:16 2016.
#
#
# Kernel + memory size
#
kernel = '/boot/vmlinuz-4.6.0-1-amd64'
extra = 'elevator=noop'
ramdisk = '/boot/initrd.img-4.6.0-1-amd64'
vcpus = '1'
memory = '512'
#
# Disk device(s).
#
root = '/dev/xvda2 ro'
disk = [
'phy:/dev/vg1/c1-sb-test1-disk,xvda2,w',
'phy:/dev/vg1/c1-sb-test1-swap,xvda1,w',
]
#
# Physical volumes
#
#
# Hostname
#
name = 'c1-sb-test1'
#
# Networking
#
vif = [ 'ip=10.0.0.127 ,mac=00:16:3E:0C:44:90,bridge=br1' ]
#
# Behaviour
#
on_poweroff = 'destroy'
on_reboot = 'restart'
on_crash = 'restart'
----------------
defautls
TOOLSTACK=xl
XENCONSOLED_ARGS=
XENSTORED_ARGS=
XENDOMAINS_SAVE=""
XENDOMAINS_RESTORE=false
XENDOMAINS_AUTO=
XENDOMAINS_STOP_MAXWAIT=300
----------------
/etc/xen/xend-config.sxp
(xend-relocation-server yes)
(xend-relocation-port 8002)
(xend-relocation-address 'bond0')
(xend-relocation-hosts-allow '')
(vif-script vif-bridge)
(dom0-min-mem 196)
(enable-dom0-ballooning yes)
(total_available_memory 0)
(dom0-cpus 0)
-- System Information:
Debian Release: stretch/sid
APT prefers stable-updates
APT policy: (500, 'stable-updates'), (500, 'testing'), (500, 'stable')
Architecture: amd64 (x86_64)
Kernel: Linux 4.6.0-1-amd64 (SMP w/8 CPU cores)
Locale: LANG=en_PH.UTF-8, LC_CTYPE=en_PH.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
Versions of packages xen-system-amd64 depends on:
ii xen-hypervisor-4.6-amd64 4.6.0-1+nmu2
ii xen-utils-4.6 4.6.0-1+nmu2
xen-system-amd64 recommends no packages.
xen-system-amd64 suggests no packages.
-- no debconf information
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