om: Alex Gorbachev [mailto:a...@iss-integration.com]
> > Sent: 04 September 2016 04:45
> > To: Nick Fisk <n...@fisk.me.uk>
> > Cc: Wilhelm Redbrake <w...@globe.de>; Horace Ng <hor...@hkisl.net>;
> > ceph-users <ceph-users@lists.ceph.com>
> > Subject: R
edbrake <w...@globe.de>; Horace Ng <hor...@hkisl.net>;
> ceph-users <ceph-users@lists.ceph.com>
> *Subject:* Re: [ceph-users] Ceph + VMware + Single Thread Performance
>
>
>
>
>
> On Sun, Sep 4, 2016 at 4:48 PM, Nick Fisk <n...@fisk.me.uk> wrote:
>
>
n...@fisk.me.uk <mailto:n...@fisk.me.uk> >
Cc: Wilhelm Redbrake <w...@globe.de <mailto:w...@globe.de> >; Horace Ng
<hor...@hkisl.net <mailto:hor...@hkisl.net> >; ceph-users
<ceph-users@lists.ceph.com <mailto:ceph-users@lists.ceph.com> >
Subject: Re: [ceph-use
Ng <hor...@hkisl.net>;
> ceph-users <ceph-users@lists.ceph.com>
> *Subject:* Re: [ceph-users] Ceph + VMware + Single Thread Performance
>
>
>
>
>
> On Saturday, September 3, 2016, Alex Gorbachev <a...@iss-integration.com>
> wrote:
>
> HI Nick,
>
e:
>
> From: Alex Gorbachev [mailto:a...@iss-integration.com]
> Sent: 21 August 2016 15:27
> To: Wilhelm Redbrake <w...@globe.de>
> Cc: n...@fisk.me.uk; Horace Ng <hor...@hkisl.net>; ceph-users
> <ceph-users@lists.ceph.com>
> Subject: Re: [ceph-users] Ceph + VM
cvml','n...@fisk.me.uk');> ; Horace
Ng <hor...@hkisl.net <javascript:_e(%7B%7D,'cvml','hor...@hkisl.net');> >;
ceph-users <ceph-users@lists.ceph.com
<javascript:_e(%7B%7D,'cvml','ceph-users@lists.ceph.com');> >
Subject: Re: [ceph-users] Ceph + VMware + Single Thread P
7B%7D,'cvml','n...@fisk.me.uk');>;
>> Horace Ng <hor...@hkisl.net
>> <javascript:_e(%7B%7D,'cvml','hor...@hkisl.net');>>; ceph-users <
>> ceph-users@lists.ceph.com
>> <javascript:_e(%7B%7D,'cvml','ceph-users@lists.ceph.com');>>
>>
gt;; ceph-users <
> ceph-users@lists.ceph.com>
> *Subject:* Re: [ceph-users] Ceph + VMware + Single Thread Performance
>
>
>
>
>
> On Sunday, August 21, 2016, Wilhelm Redbrake <w...@globe.de> wrote:
>
> Hi Nick,
> i understand all of your technical improvements.
From: w...@globe.de [mailto:w...@globe.de]
Sent: 31 August 2016 08:56
To: n...@fisk.me.uk; 'Alex Gorbachev' <a...@iss-integration.com>; 'Horace Ng'
<hor...@hkisl.net>
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
Nick,
what do you think about Infiniband?
From: w...@globe.de [mailto:w...@globe.de]
Sent: 30 August 2016 18:40
To: n...@fisk.me.uk; 'Alex Gorbachev' <a...@iss-integration.com>
Cc: 'Horace Ng' <hor...@hkisl.net>
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
Hi Nick,
here are my answers a
> From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On
> > > > Behalf Of Christian Balzer
> > > > Sent: 21 August 2016 09:32
> > > > To: ceph-users <ceph-users@lists.ceph.com>
> > > > Subject: Re: [ceph-users] Ceph + VMware +
From: Alex Gorbachev [mailto:a...@iss-integration.com]
Sent: 22 August 2016 20:30
To: Nick Fisk <n...@fisk.me.uk>
Cc: Wilhelm Redbrake <w...@globe.de>; Horace Ng <hor...@hkisl.net>; ceph-users
<ceph-users@lists.ceph.com>
Subject: Re: [ceph-users] Ceph + VMware + S
> -Original Message-
> From: Christian Balzer [mailto:ch...@gol.com]
> Sent: 22 August 2016 03:00
> To: 'ceph-users' <ceph-users@lists.ceph.com>
> Cc: Nick Fisk <n...@fisk.me.uk>
> Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
>
>
t;
> Thanks for your very valuable info on analysis and hw build.
>
>
>
> Alex
>
>
>
>
>
>
> Am 21.08.2016 um 09:31 schrieb Nick Fisk <n...@fisk.me.uk>:
>
> >> -Original Message-
> >> From: Alex Gorbachev [mailto:a...
that the "powersave" governor would default to.
Christian
> >
> > Christian
> >
> > > Thanks - B
> > >
> > > On Sun, Aug 21, 2016 at 8:31 AM, Nick Fisk <n...@fisk.me.uk> wrote:
> > > >> -Original Message-
> >
From: Alex Gorbachev [mailto:a...@iss-integration.com]
Sent: 21 August 2016 15:27
To: Wilhelm Redbrake <w...@globe.de>
Cc: n...@fisk.me.uk; Horace Ng <hor...@hkisl.net>; ceph-users
<ceph-users@lists.ceph.com>
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performan
o:a...@iss-integration.com <javascript:;>]
> >> Sent: 21 August 2016 04:15
> >> To: Nick Fisk <n...@fisk.me.uk <javascript:;>>
> >> Cc: w...@globe.de <javascript:;>; Horace Ng <hor...@hkisl.net
> <javascript:;>>; ceph-users <c
schrieb Nick Fisk <n...@fisk.me.uk>:
>
> >> -Original Message-
> >> From: Alex Gorbachev [mailto:a...@iss-integration.com]
> >> Sent: 21 August 2016 04:15
> >> To: Nick Fisk <n...@fisk.me.uk>
> >> Cc: w...@globe.de; Horace
integration.com]
> >> Sent: 21 August 2016 04:15
> >> To: Nick Fisk <n...@fisk.me.uk>
> >> Cc: w...@globe.de; Horace Ng <hor...@hkisl.net>; ceph-users
> >> <ceph-users@lists.ceph.com>
> >> Subject: Re: [ceph-users] Ceph + VMware + Singl
gt;> From: Alex Gorbachev [mailto:a...@iss-integration.com]
>> Sent: 21 August 2016 04:15
>> To: Nick Fisk <n...@fisk.me.uk>
>> Cc: w...@globe.de; Horace Ng <hor...@hkisl.net>; ceph-users
>> <ceph-users@lists.ceph.com>
>> Subject: Re: [ceph-users] C
6 13:23
> >> To: n...@fisk.me.uk; 'Horace Ng' <hor...@hkisl.net>
> >> Cc: ceph-users@lists.ceph.com
> >> Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
> >>
> >> Okay and what is your plan now to speed up ?
> >
> > Now I
14:17 schrieb Nick Fisk:
>> >> -Original Message-
>> >> From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf
>> >> Of w...@globe.de
>> >> Sent: 21 July 2016 13:04
>> >> To: n...@fisk.me.uk; 'Horace Ng' <hor
...@fisk.me.uk; ceph-users@lists.ceph.com
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
Okay that should be the answer...
I think it would be great to use Intel P3700 1.6TB as bcache in the iscsi rbd
client gateway nodes.
caching device: Intel P3700 1.6TB
backing device
: 21 July 2016 14:05
To: ceph-users@lists.ceph.com
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
That can not be correct.
Check it at your cluster with dstat as i said...
You will see at every node parallel IO on every OSD and journal
Am 21.07.16 um 15:02 schrieb
'Horace Ng' <hor...@hkisl.net>
<javascript:_e(%7B%7D,'cvml','hor...@hkisl.net');>
Cc: ceph-users@lists.ceph.com
<javascript:_e(%7B%7D,'cvml','ceph-users@lists.ceph.com');>
Subject: Re: [ceph-users] C
');>; 'Horace Ng'
<hor...@hkisl.net>
<javascript:_e(%7B%7D,'cvml','hor...@hkisl.net');>
Cc: ceph-users@lists.ceph.com
<javascript:_e(%7B%7D,'cvml','ceph-users@lists.ceph.com');>
Subject: Re: [ceph-users] Ceph + VMware + Single Thread
Performance
Okay
D,'cvml','w...@globe.de');>]
> Sent: 21 July 2016 13:23
> To: n...@fisk.me.uk <javascript:_e(%7B%7D,'cvml','n...@fisk.me.uk');>;
> 'Horace Ng' <hor...@hkisl.net>
> <javascript:_e(%7B%7D,'cvml','hor...@hkisl.net');>
> Cc: ceph-users@lists.ceph.com
> <javascr
ge-
> >> From: w...@globe.de [mailto:w...@globe.de]
> >> Sent: 21 July 2016 13:23
> >> To: n...@fisk.me.uk; 'Horace Ng' <hor...@hkisl.net>
> >> Cc: ceph-users@lists.ceph.com
> >> Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
&g
: w...@globe.de [mailto:w...@globe.de]
Sent: 21 July 2016 13:23
To: n...@fisk.me.uk; 'Horace Ng' <hor...@hkisl.net>
Cc: ceph-users@lists.ceph.com
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
Okay and what is your plan now to speed up ?
Now I have come up with a lower l
' <hor...@hkisl.net>
Cc: ceph-users@lists.ceph.com
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
Okay and what is your plan now to speed up ?
Now I have come up with a lower latency hardware design, there is not much
further improvement until persistent RBD c
From: Jake Young [mailto:jak3...@gmail.com]
Sent: 21 July 2016 13:24
To: n...@fisk.me.uk; w...@globe.de
Cc: Horace Ng <hor...@hkisl.net>; ceph-users@lists.ceph.com
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
My workaround to your single threaded performance
> -Original Message-
> From: w...@globe.de [mailto:w...@globe.de]
> Sent: 21 July 2016 13:23
> To: n...@fisk.me.uk; 'Horace Ng' <hor...@hkisl.net>
> Cc: ceph-users@lists.ceph.com
> Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
>
>
gt; From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com
> <javascript:;>] On Behalf Of Horace
> > Sent: 21 July 2016 10:26
> > To: w...@globe.de <javascript:;>
> > Cc: ceph-users@lists.ceph.com <javascript:;>
> > Subject: Re: [ceph-users] Ceph + VMware + Sin
...@lists.ceph.com] On Behalf Of
w...@globe.de
Sent: 21 July 2016 13:04
To: n...@fisk.me.uk; 'Horace Ng' <hor...@hkisl.net>
Cc: ceph-users@lists.ceph.com
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
Hi,
hmm i think 200 MByte/s is really bad. Is your Cluster in production rig
> -Original Message-
> From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of
> w...@globe.de
> Sent: 21 July 2016 13:04
> To: n...@fisk.me.uk; 'Horace Ng' <hor...@hkisl.net>
> Cc: ceph-users@lists.ceph.com
> Subject: Re: [ceph-users] Ce
Sent: 21 July 2016 10:26
To: w...@globe.de
Cc: ceph-users@lists.ceph.com
Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
Hi,
Same here, I've read some blog saying that vmware will frequently verify the
locking on VMFS over iSCSI, hence it will have much
slower performance than
-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of
> Horace
> Sent: 21 July 2016 10:26
> To: w...@globe.de
> Cc: ceph-users@lists.ceph.com
> Subject: Re: [ceph-users] Ceph + VMware + Single Thread Performance
>
> Hi,
>
> Same here, I've read some blog saying t
Hi,
Same here, I've read some blog saying that vmware will frequently verify the
locking on VMFS over iSCSI, hence it will have much slower performance than NFS
(with different locking mechanism).
Regards,
Horace Ng
- Original Message -
From: w...@globe.de
To:
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