Re: [libvirt] [PATCH 10/16] LXC from native: migrate memory tuning

--- src/lxc/lxc_native.c | 26 ++++++++++++++++ tests/lxcconf2xmldata/lxcconf2xml-memtune.config | 12 ++++++++ tests/lxcconf2xmldata/lxcconf2xml-memtune.xml | 38 ++++++++++++++++++++++++ tests/lxcconf2xmltest.c | 1 + 4 files changed, 77 insertions(+) create mode 100644 tests/lxcconf2xmldata/lxcconf2xml-memtune.config create mode 100644 tests/lxcconf2xmldata/lxcconf2xml-memtune.xml diff --git a/src/lxc/lxc_native.c b/src/lxc/lxc_native.c index 7cb5125..582924e 100644 --- a/src/lxc/lxc_native.c +++ b/src/lxc/lxc_native.c @@ -767,6 +767,29 @@ lxcCreateIdmap(virDomainDefPtr def, virPropertiesPtr properties) return 0; } +static void +lxcSetMemTune(virDomainDefPtr def, virPropertiesPtr properties) +{ + char *value = NULL; + + if ((value = virPropertiesLookup(properties, + "lxc.cgroup.memory.limit_in_bytes")) && STRNEQ(value, "-1")) { + unsigned long long size = lxcConvertSize(value, 0) / 1024; + def->mem.max_balloon = size; + def->mem.hard_limit = size; + } + + if ((value = virPropertiesLookup(properties, + "lxc.cgroup.memory.soft_limit_in_bytes")) && + STRNEQ(value, "-1")) + def->mem.soft_limit = lxcConvertSize(value, 0) / 1024; + + if ((value = virPropertiesLookup(properties, + "lxc.cgroup.memory.memsw.limit_in_bytes")) && + STRNEQ(value, "-1")) + def->mem.swap_hard_limit = lxcConvertSize(value, 0) / 1024; +}