Re: Is it me or does FreeBSD (12.1 amd64) hang when I manually snapshot it in VSphere 6.7?

2020-05-22 Thread rainer

Am 2020-05-22 16:01, schrieb Scott:




#metoo:

HV: VMware ESXi, 6.7.0, 11675023
VM: # freebsd-version -kru

12.1-RELEASE-p1

12.1-RELEASE-p1

12.1-RELEASE-p1

# uname -a

FreeBSD XXX 12.1-RELEASE-p1 FreeBSD 12.1-RELEASE-p1 GENERIC  amd64
# pkg info open-vm\*
open-vm-tools-nox11-11.0.1_1,2

doesn't hang but becomes *very* unresponsive over the network.  pings 
are

shot.  Console is fine though.  100% idle on top across 4 cores.  And:

# openssl speed -evp aes-256-cbc
...
1024 bytes block:  542595.18k (1593774 in 3 seconds)

I never noticed that before.  I normally turn off snapshotting the RAM
because it's so much faster and I'm happy with crash consistent 
rollbacks.


Rebooting fixes the awful network behaviour.  I didn't check the disk
subsystem.



OK, I now realized that not snapshotting the memory is way faster and 
doesn't crash the system.


Usually, after I rollback a snapshot I reboot anyway.
Because it was sometimes "funky" in the past, too.


Thanks.

But this should be fixed, too, at some point.



Rainer
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Re: Is it me or does FreeBSD (12.1 amd64) hang when I manually snapshot it in VSphere 6.7?

2020-05-22 Thread Scott
On Fri, May 22, 2020 at 12:31:29AM +0200, rai...@ultra-secure.de wrote:
> Hi,
> 
> 
> subject says it all, basically.
> 
> The system becomes totally unresponsive and has to be power-cycled.
> 
> da0 at mpt0 bus 0 scbus2 target 0 lun 0
> da0:  Fixed Direct Access SCSI-2 device
> da0: 320.000MB/s transfers (160.000MHz, offset 127, 16bit)
> da0: Command Queueing enabled
> da0: 40960MB (83886080 512 byte sectors)
> da0: quirks=0x140
> 
> 
> This is a bit of a problem here, to say the least.
> 
> 
#metoo:

HV: VMware ESXi, 6.7.0, 11675023
VM: # freebsd-version -kru  
  
12.1-RELEASE-p1 
  
12.1-RELEASE-p1 
  
12.1-RELEASE-p1 
  
# uname -a  
  
FreeBSD XXX 12.1-RELEASE-p1 FreeBSD 12.1-RELEASE-p1 GENERIC  amd64
# pkg info open-vm\*
open-vm-tools-nox11-11.0.1_1,2

doesn't hang but becomes *very* unresponsive over the network.  pings are 
shot.  Console is fine though.  100% idle on top across 4 cores.  And:

# openssl speed -evp aes-256-cbc
...
1024 bytes block:  542595.18k (1593774 in 3 seconds)

I never noticed that before.  I normally turn off snapshotting the RAM 
because it's so much faster and I'm happy with crash consistent rollbacks.

Rebooting fixes the awful network behaviour.  I didn't check the disk 
subsystem.

Scott
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Re: Is it me or does FreeBSD (12.1 amd64) hang when I manually snapshot it in VSphere 6.7?

2020-05-21 Thread Doug McIntyre
On Fri, May 22, 2020 at 12:31:29AM +0200, rai...@ultra-secure.de wrote:
> subject says it all, basically.
> 
> The system becomes totally unresponsive and has to be power-cycled.


Not just you.

Specificly, the behavior I see comes about only when Snapshot with a
copy of the virtual machine's memory is done. With this box unchecked,
there are no problems.

I suspect some interaction with the kernel and the openvm-tool set.

open-vm-tools-nox11-11.0.1_3,2

I'll upgrade to the latest

open-vm-tools-nox11-11.1.0,2

and see if it does it.

No change with that version (after a reboot).

$ freebsd-version -kru
12.1-RELEASE-p5
12.1-RELEASE-p5
12.1-RELEASE-p5

vCenter server = 6.7U3g
I think I'm a little behind on the hypervisor
VMware ESXi, 6.7.0, 15160138


So, workaround I guess is to not snapshot the memory, just the disk snap.
But still, it shouldn't do that.





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Is it me or does FreeBSD (12.1 amd64) hang when I manually snapshot it in VSphere 6.7?

2020-05-21 Thread rainer

Hi,


subject says it all, basically.

The system becomes totally unresponsive and has to be power-cycled.

da0 at mpt0 bus 0 scbus2 target 0 lun 0
da0:  Fixed Direct Access SCSI-2 device
da0: 320.000MB/s transfers (160.000MHz, offset 127, 16bit)
da0: Command Queueing enabled
da0: 40960MB (83886080 512 byte sectors)
da0: quirks=0x140


This is a bit of a problem here, to say the least.


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