Hi Joe,

On 21/04/2011 23:34, Manek, Joe A (SAIC) wrote:
Hello all,

When attempting a dryrun migration "ldm migrate -n aktst1 root@akldom2:aktst1", 
the command never
completes. There are ample resources on the target LDOM but there never appears 
to be any attempt to
contact the target LDOM. The command hangs, never completes. 'prstat' or 'top' 
reveal no cpu being
used for anything other than normal stay-alive kind of OS processes.

In addition to the hung migration command, all subsequent 'ldm' commands of any 
type also hang.

If the original 'ldm migrate' command process is killed the terminal session is 
freed but no further
'ldm' commands of any type will complete. A reboot fixes the hangs on various 
'ldm' commands, but
any 'ldm migrate' command will again hang and lock-up all 'ldm' commands. I've 
tried this with the
guest LDOM bound, unbound, running, not-running, always the same one-and-done 
hang.

The Control-LDOM is running the proper recommended release ldm v 2.0 and a very 
current Recommended
patch level "SunOS aku100 5.10 Generic_144488-09 sun4v sparc 
SUNW,SPARC-Enterprise-T5120" The T5120
is running the latest reccommended Firmware Release. The system has been 
hard-power cycled since the
various FW/OS/Patching efforts.

Any input/experiences would be appreciated.


That isn't a symptom I recognise. A good starting place would be to double-check that the disk images are accessible on both the source and target machines. Also have a look in the SMF log for ldmd for any warnings (/var/svc/log/ldoms-ldmd:default.log).

What does 'pstack `pgrep ldmd` show on the source and target machines?

Regards,
Liam



Thanks,

Joe.


# prtdiag -v
<snip>
============================ FW Version ============================
Version
------------------------------------------------------------
Sun System Firmware 7.3.0.c 2011/01/04 19:00
<snip>


# ldm -V

Logical Domain Manager (v 2.0)
Hypervisor control protocol v 1.6
Using Hypervisor MD v 1.3

System PROM:
Hypervisor v. 1.9.2. @(#)Hypervisor 1.9.2.e 2011/01/04 17:24\015

OpenBoot v. 4.32.2. @(#)OpenBoot 4.32.2.b 2010/12/21 20:20

# cat /etc/release
Oracle Solaris 10 9/10 s10s_u9wos_14a SPARC
Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
Assembled 11 August 2010

# ldm ls -l
NAME STATE FLAGS CONS VCPU MEMORY UTIL UPTIME
primary active -n-cv- SP 8 3G 0.1% 1h 4m

SOFTSTATE
Solaris running

UUID
3637e14e-67d3-4686-a1d1-d6dd7334aa90

MAC
00:21:28:3f:98:2e

HOSTID
0x853f982e

CONTROL
failure-policy=ignore

DEPENDENCY
master=

CORE
CID CPUSET
0 (0, 1, 2, 3, 4, 5, 6, 7)

VCPU
VID PID CID UTIL STRAND
0 0 0 0.3% 100%
1 1 0 0.1% 100%
2 2 0 0.2% 100%
3 3 0 0.0% 100%
4 4 0 0.3% 100%
5 5 0 0.1% 100%
6 6 0 0.1% 100%
7 7 0 0.1% 100%

MEMORY
RA PA SIZE
0x8000000 0x8000000 3G

VARIABLES
auto-boot?=false
boot-device=disk:d
keyboard-layout=US-English
screen-#rows=24

IO
DEVICE PSEUDONYM OPTIONS
pci@0 pci
niu@80 niu
pci@0/pci@0/pci@8/pci@0/pci@9 MB/RISER0/PCIE0
pci@0/pci@0/pci@8/pci@0/pci@1 MB/RISER1/PCIE1
pci@0/pci@0/pci@9 MB/RISER2/PCIE2
pci@0/pci@0/pci@1/pci@0/pci@2 MB/NET0
pci@0/pci@0/pci@1/pci@0/pci@3 MB/NET2
pci@0/pci@0/pci@2 MB/SASHBA

VCC
NAME PORT-RANGE
primary-vcc0 5000-5100

VSW
NAME MAC NET-DEV ID DEVICE LINKPROP DEFAULT-VLAN-ID PVID VID MTU MODE

primary-vsw0 00:14:4f:f8:1c:0f e1000g0 0 switch@0 1 1 1500

VDS
NAME VOLUME OPTIONS MPGROUP DEVICE
primary-vds0 aktst1_disk0 /nfs_ldoms/aktst1/disk0
aktst1_disk1 /nfs_ldoms/aktst1/disk1
primary-swap aktst1_swap0 /nfs_ldoms/aktst1/swap0

VCONS
NAME SERVICE PORT
SP

------------------------------------------------------------------------------
NAME STATE FLAGS CONS VCPU MEMORY UTIL UPTIME
aktst1 bound ------ 5000 4 3G

UUID
f54f9f25-6fcc-4499-e1d8-ede5ec2d8f7b

MAC
00:14:4f:fa:8e:15

HOSTID
0x84fa8e15

CONTROL
failure-policy=ignore

DEPENDENCY
master=

CORE
CID CPUSET
1 (8, 9, 10, 11)

VCPU
VID PID CID UTIL STRAND
0 8 1 100%
1 9 1 100%
2 10 1 100%
3 11 1 100%

MEMORY
RA PA SIZE
0x8000000 0xc8000000 3G

VARIABLES
auto-boot?=false

NETWORK
NAME SERVICE ID DEVICE MAC MODE PVID VID MTU LINKPROP

vnet1 primary-vsw0@primary 0 network@0 00:14:4f:f9:6e:bd 1 1500

DISK
NAME VOLUME TOUT ID DEVICE SERVER MPGROUP
disk0 aktst1_disk0@primary-vds0 0 disk@0 primary
disk1 aktst1_disk1@primary-vds0 1 disk@1 primary
swap0 aktst1_swap0@primary-swap 2 disk@2 primary

VCONS
NAME SERVICE PORT
aktst1 primary-vcc0@primary 5000





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