Re: Increasing domain memory beyond initial maxmem

2022-04-06 Thread Marek Marczykowski-Górecki
On Wed, Apr 06, 2022 at 07:13:18AM +0200, Juergen Gross wrote: > On 05.04.22 18:24, Marek Marczykowski-Górecki wrote: > > On Tue, Apr 05, 2022 at 01:03:57PM +0200, Juergen Gross wrote: > > > Hi Marek, > > > > > > On 31.03.22 14:36, Marek Marczykowski-Górecki wrote: > > > > On Thu, Mar 31, 2022 at

Re: Increasing domain memory beyond initial maxmem

2022-04-05 Thread Juergen Gross
On 05.04.22 18:24, Marek Marczykowski-Górecki wrote: On Tue, Apr 05, 2022 at 01:03:57PM +0200, Juergen Gross wrote: Hi Marek, On 31.03.22 14:36, Marek Marczykowski-Górecki wrote: On Thu, Mar 31, 2022 at 02:22:03PM +0200, Juergen Gross wrote: Maybe some kernel config differences, or other udev

Re: Increasing domain memory beyond initial maxmem

2022-04-05 Thread Marek Marczykowski-Górecki
On Tue, Apr 05, 2022 at 01:03:57PM +0200, Juergen Gross wrote: > Hi Marek, > > On 31.03.22 14:36, Marek Marczykowski-Górecki wrote: > > On Thu, Mar 31, 2022 at 02:22:03PM +0200, Juergen Gross wrote: > > > Maybe some kernel config differences, or other udev rules (memory onlining > > > is done via

Re: Increasing domain memory beyond initial maxmem

2022-04-05 Thread Juergen Gross
Hi Marek, On 31.03.22 14:36, Marek Marczykowski-Górecki wrote: On Thu, Mar 31, 2022 at 02:22:03PM +0200, Juergen Gross wrote: Maybe some kernel config differences, or other udev rules (memory onlining is done via udev in my guest)? I'm seeing: # zgrep MEMORY_HOTPLUG /proc/config.gz CONFIG_ARC

Re: Increasing domain memory beyond initial maxmem

2022-03-31 Thread Marek Marczykowski-Górecki
On Thu, Mar 31, 2022 at 02:22:03PM +0200, Juergen Gross wrote: > Maybe some kernel config differences, or other udev rules (memory onlining > is done via udev in my guest)? > > I'm seeing: > > # zgrep MEMORY_HOTPLUG /proc/config.gz > CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y > CONFIG_MEMORY_HOTPLUG=y >

Re: Increasing domain memory beyond initial maxmem

2022-03-31 Thread Juergen Gross
On 31.03.22 14:01, Marek Marczykowski-Górecki wrote: On Thu, Mar 31, 2022 at 08:41:19AM +0200, Juergen Gross wrote: On 31.03.22 05:51, Marek Marczykowski-Górecki wrote: Hi, I'm trying to make use of CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y to increase domain memory beyond initial maxmem, but I hit

Re: Increasing domain memory beyond initial maxmem

2022-03-31 Thread Marek Marczykowski-Górecki
On Thu, Mar 31, 2022 at 08:41:19AM +0200, Juergen Gross wrote: > On 31.03.22 05:51, Marek Marczykowski-Górecki wrote: > > Hi, > > > > I'm trying to make use of CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y to increase > > domain memory beyond initial maxmem, but I hit few issues. > > > > A little context:

Re: Increasing domain memory beyond initial maxmem

2022-03-30 Thread Juergen Gross
On 31.03.22 05:51, Marek Marczykowski-Górecki wrote: Hi, I'm trying to make use of CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y to increase domain memory beyond initial maxmem, but I hit few issues. A little context: domains in Qubes OS start with rather little memory (400MB by default) but maxmem set h

Increasing domain memory beyond initial maxmem

2022-03-30 Thread Marek Marczykowski-Górecki
Hi, I'm trying to make use of CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y to increase domain memory beyond initial maxmem, but I hit few issues. A little context: domains in Qubes OS start with rather little memory (400MB by default) but maxmem set higher (4GB by default). Then, there is qmemman daemon,