diff options
| author | mo khan <mo@mokhan.ca> | 2025-05-11 21:12:57 -0600 |
|---|---|---|
| committer | mo khan <mo@mokhan.ca> | 2025-05-11 21:12:57 -0600 |
| commit | 60440f90dca28e99a31dd328c5f6d5dc0f9b6a2e (patch) | |
| tree | 2f54adf55086516f162f0a55a5347e6b25f7f176 /vendor/github.com/power-devops/perfstat/memstat.go | |
| parent | 05ca9b8d3a9c7203a3a3b590beaa400900bd9007 (diff) | |
chore: vendor go dependencies
Diffstat (limited to 'vendor/github.com/power-devops/perfstat/memstat.go')
| -rw-r--r-- | vendor/github.com/power-devops/perfstat/memstat.go | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/vendor/github.com/power-devops/perfstat/memstat.go b/vendor/github.com/power-devops/perfstat/memstat.go new file mode 100644 index 0000000..d211a73 --- /dev/null +++ b/vendor/github.com/power-devops/perfstat/memstat.go @@ -0,0 +1,84 @@ +// +build aix + +package perfstat + +/* +#cgo LDFLAGS: -lperfstat + +#include <libperfstat.h> +#include <string.h> +#include <stdlib.h> + +#include "c_helpers.h" +*/ +import "C" + +import ( + "fmt" + "unsafe" +) + +func MemoryTotalStat() (*MemoryTotal, error) { + var memory C.perfstat_memory_total_t + + rc := C.perfstat_memory_total(nil, &memory, C.sizeof_perfstat_memory_total_t, 1) + if rc != 1 { + return nil, fmt.Errorf("perfstat_memory_total() error") + } + m := perfstatmemorytotal2memorytotal(memory) + return &m, nil +} + +func MemoryPageStat() ([]MemoryPage, error) { + var mempage *C.perfstat_memory_page_t + var fps C.perfstat_psize_t + + numps := C.perfstat_memory_page(nil, nil, C.sizeof_perfstat_memory_page_t, 0) + if numps < 1 { + return nil, fmt.Errorf("perfstat_memory_page() error") + } + + mp_len := C.sizeof_perfstat_memory_page_t * C.ulong(numps) + mempage = (*C.perfstat_memory_page_t)(C.malloc(mp_len)) + defer C.free(unsafe.Pointer(mempage)) + fps.psize = C.FIRST_PSIZE + r := C.perfstat_memory_page(&fps, mempage, C.sizeof_perfstat_memory_page_t, numps) + if r < 1 { + return nil, fmt.Errorf("perfstat_memory_page() error") + } + ps := make([]MemoryPage, r) + for i := 0; i < int(r); i++ { + p := C.get_memory_page_stat(mempage, C.int(i)) + if p != nil { + ps[i] = perfstatmemorypage2memorypage(p) + } + } + return ps, nil +} + +func PagingSpaceStat() ([]PagingSpace, error) { + var pspace *C.perfstat_pagingspace_t + var fps C.perfstat_id_t + + numps := C.perfstat_pagingspace(nil, nil, C.sizeof_perfstat_pagingspace_t, 0) + if numps <= 0 { + return nil, fmt.Errorf("perfstat_pagingspace() error") + } + + ps_len := C.sizeof_perfstat_pagingspace_t * C.ulong(numps) + pspace = (*C.perfstat_pagingspace_t)(C.malloc(ps_len)) + defer C.free(unsafe.Pointer(pspace)) + C.strcpy(&fps.name[0], C.CString(C.FIRST_PAGINGSPACE)) + r := C.perfstat_pagingspace(&fps, pspace, C.sizeof_perfstat_pagingspace_t, numps) + if r < 1 { + return nil, fmt.Errorf("perfstat_pagingspace() error") + } + ps := make([]PagingSpace, r) + for i := 0; i < int(r); i++ { + p := C.get_pagingspace_stat(pspace, C.int(i)) + if p != nil { + ps[i] = perfstatpagingspace2pagingspace(p) + } + } + return ps, nil +} |
