diff options
Diffstat (limited to 'src/sys_kernel_mm_ksm.c')
| -rw-r--r-- | src/sys_kernel_mm_ksm.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/src/sys_kernel_mm_ksm.c b/src/sys_kernel_mm_ksm.c index 356315be..7ca1366b 100644 --- a/src/sys_kernel_mm_ksm.c +++ b/src/sys_kernel_mm_ksm.c @@ -16,16 +16,16 @@ KSM_NAME_VALUE values[] = { [PAGES_SHARING] = { "/sys/kernel/mm/ksm/pages_sharing", 0ULL }, [PAGES_UNSHARED] = { "/sys/kernel/mm/ksm/pages_unshared", 0ULL }, [PAGES_VOLATILE] = { "/sys/kernel/mm/ksm/pages_volatile", 0ULL }, - [PAGES_TO_SCAN] = { "/sys/kernel/mm/ksm/pages_to_scan", 0ULL }, + // [PAGES_TO_SCAN] = { "/sys/kernel/mm/ksm/pages_to_scan", 0ULL }, }; int do_sys_kernel_mm_ksm(int update_every, usec_t dt) { (void)dt; - static procfile *ff_pages_shared = NULL, *ff_pages_sharing = NULL, *ff_pages_unshared = NULL, *ff_pages_volatile = NULL, *ff_pages_to_scan = NULL; - static long page_size = -1; + static procfile *ff_pages_shared = NULL, *ff_pages_sharing = NULL, *ff_pages_unshared = NULL, *ff_pages_volatile = NULL/*, *ff_pages_to_scan = NULL*/; + static unsigned long page_size = 0; - if(unlikely(page_size == -1)) - page_size = sysconf(_SC_PAGESIZE); + if(unlikely(page_size == 0)) + page_size = (unsigned long)sysconf(_SC_PAGESIZE); if(unlikely(!ff_pages_shared)) { snprintfz(values[PAGES_SHARED].filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/kernel/mm/ksm/pages_shared"); @@ -51,16 +51,16 @@ int do_sys_kernel_mm_ksm(int update_every, usec_t dt) { ff_pages_volatile = procfile_open(values[PAGES_VOLATILE].filename, " \t:", PROCFILE_FLAG_DEFAULT); } - if(unlikely(!ff_pages_to_scan)) { - snprintfz(values[PAGES_TO_SCAN].filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/kernel/mm/ksm/pages_to_scan"); - snprintfz(values[PAGES_TO_SCAN].filename, FILENAME_MAX, "%s", config_get("plugin:proc:/sys/kernel/mm/ksm", "/sys/kernel/mm/ksm/pages_to_scan", values[PAGES_TO_SCAN].filename)); - ff_pages_to_scan = procfile_open(values[PAGES_TO_SCAN].filename, " \t:", PROCFILE_FLAG_DEFAULT); - } + //if(unlikely(!ff_pages_to_scan)) { + // snprintfz(values[PAGES_TO_SCAN].filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/kernel/mm/ksm/pages_to_scan"); + // snprintfz(values[PAGES_TO_SCAN].filename, FILENAME_MAX, "%s", config_get("plugin:proc:/sys/kernel/mm/ksm", "/sys/kernel/mm/ksm/pages_to_scan", values[PAGES_TO_SCAN].filename)); + // ff_pages_to_scan = procfile_open(values[PAGES_TO_SCAN].filename, " \t:", PROCFILE_FLAG_DEFAULT); + //} - if(unlikely(!ff_pages_shared || !ff_pages_sharing || !ff_pages_unshared || !ff_pages_volatile || !ff_pages_to_scan)) + if(unlikely(!ff_pages_shared || !ff_pages_sharing || !ff_pages_unshared || !ff_pages_volatile /*|| !ff_pages_to_scan */)) return 1; - unsigned long long pages_shared = 0, pages_sharing = 0, pages_unshared = 0, pages_volatile = 0, pages_to_scan = 0, offered = 0, saved = 0; + unsigned long long pages_shared = 0, pages_sharing = 0, pages_unshared = 0, pages_volatile = 0, /*pages_to_scan = 0,*/ offered = 0, saved = 0; ff_pages_shared = procfile_readall(ff_pages_shared); if(unlikely(!ff_pages_shared)) return 0; // we return 0, so that we will retry to open it next time @@ -78,20 +78,20 @@ int do_sys_kernel_mm_ksm(int update_every, usec_t dt) { if(unlikely(!ff_pages_volatile)) return 0; // we return 0, so that we will retry to open it next time pages_volatile = str2ull(procfile_lineword(ff_pages_volatile, 0, 0)); - ff_pages_to_scan = procfile_readall(ff_pages_to_scan); - if(unlikely(!ff_pages_to_scan)) return 0; // we return 0, so that we will retry to open it next time - pages_to_scan = str2ull(procfile_lineword(ff_pages_to_scan, 0, 0)); + //ff_pages_to_scan = procfile_readall(ff_pages_to_scan); + //if(unlikely(!ff_pages_to_scan)) return 0; // we return 0, so that we will retry to open it next time + //pages_to_scan = str2ull(procfile_lineword(ff_pages_to_scan, 0, 0)); offered = pages_sharing + pages_shared + pages_unshared + pages_volatile; - saved = pages_sharing - pages_shared; + saved = pages_sharing; - if(unlikely(!offered || !pages_to_scan)) return 0; + if(unlikely(!offered /*|| !pages_to_scan*/)) return 0; // -------------------------------------------------------------------- { static RRDSET *st_mem_ksm = NULL; - static RRDDIM *rd_shared = NULL, *rd_unshared = NULL, *rd_sharing = NULL, *rd_volatile = NULL, *rd_to_scan = NULL; + static RRDDIM *rd_shared = NULL, *rd_unshared = NULL, *rd_sharing = NULL, *rd_volatile = NULL/*, *rd_to_scan = NULL*/; if (unlikely(!st_mem_ksm)) { st_mem_ksm = rrdset_create_localhost( @@ -104,7 +104,7 @@ int do_sys_kernel_mm_ksm(int update_every, usec_t dt) { , "MB" , "proc" , "/sys/kernel/mm/ksm" - , 5000 + , NETDATA_CHART_PRIO_MEM_KSM , update_every , RRDSET_TYPE_AREA ); @@ -113,7 +113,7 @@ int do_sys_kernel_mm_ksm(int update_every, usec_t dt) { rd_unshared = rrddim_add(st_mem_ksm, "unshared", NULL, -1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); rd_sharing = rrddim_add(st_mem_ksm, "sharing", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); rd_volatile = rrddim_add(st_mem_ksm, "volatile", NULL, -1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); - rd_to_scan = rrddim_add(st_mem_ksm, "to_scan", "to scan", -1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + //rd_to_scan = rrddim_add(st_mem_ksm, "to_scan", "to scan", -1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); } else rrdset_next(st_mem_ksm); @@ -122,7 +122,7 @@ int do_sys_kernel_mm_ksm(int update_every, usec_t dt) { rrddim_set_by_pointer(st_mem_ksm, rd_unshared, pages_unshared * page_size); rrddim_set_by_pointer(st_mem_ksm, rd_sharing, pages_sharing * page_size); rrddim_set_by_pointer(st_mem_ksm, rd_volatile, pages_volatile * page_size); - rrddim_set_by_pointer(st_mem_ksm, rd_to_scan, pages_to_scan * page_size); + //rrddim_set_by_pointer(st_mem_ksm, rd_to_scan, pages_to_scan * page_size); rrdset_done(st_mem_ksm); } @@ -144,7 +144,7 @@ int do_sys_kernel_mm_ksm(int update_every, usec_t dt) { , "MB" , "proc" , "/sys/kernel/mm/ksm" - , 5001 + , NETDATA_CHART_PRIO_MEM_KSM + 1 , update_every , RRDSET_TYPE_AREA ); @@ -178,7 +178,7 @@ int do_sys_kernel_mm_ksm(int update_every, usec_t dt) { , "percentage" , "proc" , "/sys/kernel/mm/ksm" - , 5002 + , NETDATA_CHART_PRIO_MEM_KSM + 2 , update_every , RRDSET_TYPE_LINE ); |