Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-11-01 Thread Michael R. Hines
On 10/31/2016 05:00 PM, Michael R. Hines wrote: On 10/18/2016 05:47 AM, Peter Lieven wrote: Am 12.10.2016 um 23:18 schrieb Michael R. Hines: Peter, Greetings from DigitalOcean. We're experiencing the same symptoms without this patch. We have, collectively, many gigabytes of un-planned-for RSS

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-10-31 Thread Michael R. Hines
On 10/18/2016 05:47 AM, Peter Lieven wrote: Am 12.10.2016 um 23:18 schrieb Michael R. Hines: Peter, Greetings from DigitalOcean. We're experiencing the same symptoms without this patch. We have, collectively, many gigabytes of un-planned-for RSS being used per-hypervisor that we would like t

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-10-19 Thread Michael R. Hines
Thank you for the response! I'll run off and test that. =) /* * Michael R. Hines * Senior Engineer, DigitalOcean. */ On 10/18/2016 05:47 AM, Peter Lieven wrote: Am 12.10.2016 um 23:18 schrieb Michael R. Hines: Peter, Greetings from DigitalOcean. We're experiencing the same symptoms withou

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-10-18 Thread Peter Lieven
Am 12.10.2016 um 23:18 schrieb Michael R. Hines: Peter, Greetings from DigitalOcean. We're experiencing the same symptoms without this patch. We have, collectively, many gigabytes of un-planned-for RSS being used per-hypervisor that we would like to get rid of =). Without explicitly trying th

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-10-12 Thread Michael R. Hines
Peter, Greetings from DigitalOcean. We're experiencing the same symptoms without this patch. We have, collectively, many gigabytes of un-planned-for RSS being used per-hypervisor that we would like to get rid of =). Without explicitly trying this patch (will do that ASAP), we immediately not

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Peter Lieven
Am 28.06.2016 um 16:43 schrieb Peter Lieven: Am 28.06.2016 um 14:56 schrieb Dr. David Alan Gilbert: * Peter Lieven (p...@kamp.de) wrote: Am 28.06.2016 um 14:29 schrieb Paolo Bonzini: Am 28.06.2016 um 13:37 schrieb Paolo Bonzini: On 28/06/2016 11:01, Peter Lieven wrote: I recently found that

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Peter Lieven
Am 28.06.2016 um 14:56 schrieb Dr. David Alan Gilbert: * Peter Lieven (p...@kamp.de) wrote: Am 28.06.2016 um 14:29 schrieb Paolo Bonzini: Am 28.06.2016 um 13:37 schrieb Paolo Bonzini: On 28/06/2016 11:01, Peter Lieven wrote: I recently found that Qemu is using several hundred megabytes of RSS

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Paolo Bonzini
- Original Message - > From: "Peter Lieven" > To: "Paolo Bonzini" > Cc: qemu-devel@nongnu.org, kw...@redhat.com, "peter maydell" > , m...@redhat.com, > dgilb...@redhat.com, mre...@redhat.com, kra...@redhat.com > Sent: Tuesday, June 28, 2016 2:33:02 PM > Subject: Re: [PATCH 00/15] optim

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Dr. David Alan Gilbert
* Peter Lieven (p...@kamp.de) wrote: > Am 28.06.2016 um 14:29 schrieb Paolo Bonzini: > > > Am 28.06.2016 um 13:37 schrieb Paolo Bonzini: > > > > On 28/06/2016 11:01, Peter Lieven wrote: > > > > > I recently found that Qemu is using several hundred megabytes of RSS > > > > > memory > > > > > more th

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Peter Lieven
Am 28.06.2016 um 14:29 schrieb Paolo Bonzini: Am 28.06.2016 um 13:37 schrieb Paolo Bonzini: On 28/06/2016 11:01, Peter Lieven wrote: I recently found that Qemu is using several hundred megabytes of RSS memory more than older versions such as Qemu 2.2.0. So I started tracing memory allocation an

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Paolo Bonzini
> Am 28.06.2016 um 13:37 schrieb Paolo Bonzini: > > On 28/06/2016 11:01, Peter Lieven wrote: > >> I recently found that Qemu is using several hundred megabytes of RSS > >> memory > >> more than older versions such as Qemu 2.2.0. So I started tracing > >> memory allocation and found 2 major reasons

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Peter Lieven
Am 28.06.2016 um 13:37 schrieb Paolo Bonzini: On 28/06/2016 11:01, Peter Lieven wrote: I recently found that Qemu is using several hundred megabytes of RSS memory more than older versions such as Qemu 2.2.0. So I started tracing memory allocation and found 2 major reasons for this. 1) We chang

Re: [Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Paolo Bonzini
On 28/06/2016 11:01, Peter Lieven wrote: > I recently found that Qemu is using several hundred megabytes of RSS memory > more than older versions such as Qemu 2.2.0. So I started tracing > memory allocation and found 2 major reasons for this. > > 1) We changed the qemu coroutine pool to have a p

[Qemu-devel] [PATCH 00/15] optimize Qemu RSS usage

2016-06-28 Thread Peter Lieven
I recently found that Qemu is using several hundred megabytes of RSS memory more than older versions such as Qemu 2.2.0. So I started tracing memory allocation and found 2 major reasons for this. 1) We changed the qemu coroutine pool to have a per thread and a global release pool. The choosen p