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1What: /sys/devices/system/xen_memory/xen_memory0/max_retry_count2Date: May 20113KernelVersion: 2.6.394Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>5Description:6 The maximum number of times the balloon driver will7 attempt to increase the balloon before giving up. See8 also 'retry_count' below.9 A value of zero means retry forever and is the default one.10 11What: /sys/devices/system/xen_memory/xen_memory0/max_schedule_delay12Date: May 201113KernelVersion: 2.6.3914Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>15Description:16 The limit that 'schedule_delay' (see below) will be17 increased to. The default value is 32 seconds.18 19What: /sys/devices/system/xen_memory/xen_memory0/retry_count20Date: May 201121KernelVersion: 2.6.3922Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>23Description:24 The current number of times that the balloon driver25 has attempted to increase the size of the balloon.26 The default value is one. With max_retry_count being27 zero (unlimited), this means that the driver will attempt28 to retry with a 'schedule_delay' delay.29 30What: /sys/devices/system/xen_memory/xen_memory0/schedule_delay31Date: May 201132KernelVersion: 2.6.3933Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>34Description:35 The time (in seconds) to wait between attempts to36 increase the balloon. Each time the balloon cannot be37 increased, 'schedule_delay' is increased (until38 'max_schedule_delay' is reached at which point it39 will use the max value).40 41What: /sys/devices/system/xen_memory/xen_memory0/target42Date: April 200843KernelVersion: 2.6.2644Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>45Description:46 The target number of pages to adjust this domain's47 memory reservation to.48 49What: /sys/devices/system/xen_memory/xen_memory0/target_kb50Date: April 200851KernelVersion: 2.6.2652Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>53Description:54 As target above, except the value is in KiB.55 56What: /sys/devices/system/xen_memory/xen_memory0/info/current_kb57Date: April 200858KernelVersion: 2.6.2659Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>60Description:61 Current size (in KiB) of this domain's memory62 reservation.63 64What: /sys/devices/system/xen_memory/xen_memory0/info/high_kb65Date: April 200866KernelVersion: 2.6.2667Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>68Description:69 Amount (in KiB) of high memory in the balloon.70 71What: /sys/devices/system/xen_memory/xen_memory0/info/low_kb72Date: April 200873KernelVersion: 2.6.2674Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>75Description:76 Amount (in KiB) of low (or normal) memory in the77 balloon.78 79What: /sys/devices/system/xen_memory/xen_memory0/scrub_pages80Date: September 201881KernelVersion: 4.2082Contact: xen-devel@lists.xenproject.org83Description:84 Control scrubbing pages before returning them to Xen for others domains85 use. Can be set with xen_scrub_pages cmdline86 parameter. Default value controlled with CONFIG_XEN_SCRUB_PAGES_DEFAULT.87