External/libvirt
1
0
Fork 0
mirror of https://gitlab.com/libvirt/libvirt.git synced 2024-08-28 11:31:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

add interface virCgroupGetMemSwapUsage

Browse Source 
virCgroupGetMemSwapUsage is used to get container's swap usage,
with this interface,we can get swap usage in fuse filesystem.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
This commit is contained in:
Gao feng 2012-11-12 15:02:25 +08:00 committed by Daniel P. Berrange
parent 2a596dac5e
commit 4d4f371e09
3 changed files with 22 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/libvirt_private.syms
View File

@ -98,6 +98,7 @@ virCgroupGetCpuacctUsage;
virCgroupGetCpusetCpus;
virCgroupGetCpusetMems;
virCgroupGetFreezerState;
virCgroupGetMemSwapUsage;
virCgroupGetMemSwapHardLimit;
virCgroupGetMemoryHardLimit;
virCgroupGetMemorySoftLimit;

20
src/util/cgroup.c
View File

@ -1370,6 +1370,26 @@ int virCgroupGetMemSwapHardLimit(virCgroupPtr group, unsigned long long *kb)
return ret;
}
/**
* virCgroupGetMemSwapUsage:
*
* @group: The cgroup to get mem+swap usage for
* @kb: The mem+swap amount in kilobytes
*
* Returns: 0 on success
*/
int virCgroupGetMemSwapUsage(virCgroupPtr group, unsigned long long *kb)
{
long long unsigned int usage_in_bytes;
int ret;
ret = virCgroupGetValueU64(group,
VIR_CGROUP_CONTROLLER_MEMORY,
"memory.memsw.usage_in_bytes", &usage_in_bytes);
if (ret == 0)
*kb = usage_in_bytes >> 10;
return ret;
}
/**
* virCgroupSetCpusetMems:
*

1
src/util/cgroup.h
View File

@ -92,6 +92,7 @@ int virCgroupSetMemorySoftLimit(virCgroupPtr group, unsigned long long kb);
int virCgroupGetMemorySoftLimit(virCgroupPtr group, unsigned long long *kb);
int virCgroupSetMemSwapHardLimit(virCgroupPtr group, unsigned long long kb);
int virCgroupGetMemSwapHardLimit(virCgroupPtr group, unsigned long long *kb);
int virCgroupGetMemSwapUsage(virCgroupPtr group, unsigned long long *kb);
enum {
VIR_CGROUP_DEVICE_READ = 1,