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authorDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:22:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:22:44 +0000
commit1e6c93250172946eeb38e94a92a1fd12c9d3011e (patch)
tree8ca5e16dfc7ad6b3bf2738ca0a48408a950f8f7e /src/proc_meminfo.c
parentUpdate watch file (diff)
downloadnetdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.tar.xz
netdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.zip
Merging upstream version 1.11.0+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/proc_meminfo.c')
-rw-r--r--src/proc_meminfo.c514
1 files changed, 0 insertions, 514 deletions
diff --git a/src/proc_meminfo.c b/src/proc_meminfo.c
deleted file mode 100644
index 3915bf0e9..000000000
--- a/src/proc_meminfo.c
+++ /dev/null
@@ -1,514 +0,0 @@
-#include "common.h"
-
-int do_proc_meminfo(int update_every, usec_t dt) {
- (void)dt;
-
- static procfile *ff = NULL;
- static int do_ram = -1, do_swap = -1, do_hwcorrupt = -1, do_committed = -1, do_writeback = -1, do_kernel = -1, do_slab = -1, do_hugepages = -1, do_transparent_hugepages = -1;
-
- static ARL_BASE *arl_base = NULL;
- static ARL_ENTRY *arl_hwcorrupted = NULL, *arl_memavailable = NULL;
-
- static unsigned long long
- MemTotal = 0,
- MemFree = 0,
- MemAvailable = 0,
- Buffers = 0,
- Cached = 0,
- //SwapCached = 0,
- //Active = 0,
- //Inactive = 0,
- //ActiveAnon = 0,
- //InactiveAnon = 0,
- //ActiveFile = 0,
- //InactiveFile = 0,
- //Unevictable = 0,
- //Mlocked = 0,
- SwapTotal = 0,
- SwapFree = 0,
- Dirty = 0,
- Writeback = 0,
- //AnonPages = 0,
- //Mapped = 0,
- //Shmem = 0,
- Slab = 0,
- SReclaimable = 0,
- SUnreclaim = 0,
- KernelStack = 0,
- PageTables = 0,
- NFS_Unstable = 0,
- Bounce = 0,
- WritebackTmp = 0,
- //CommitLimit = 0,
- Committed_AS = 0,
- //VmallocTotal = 0,
- VmallocUsed = 0,
- //VmallocChunk = 0,
- AnonHugePages = 0,
- ShmemHugePages = 0,
- HugePages_Total = 0,
- HugePages_Free = 0,
- HugePages_Rsvd = 0,
- HugePages_Surp = 0,
- Hugepagesize = 0,
- //DirectMap4k = 0,
- //DirectMap2M = 0,
- HardwareCorrupted = 0;
-
- if(unlikely(!arl_base)) {
- do_ram = config_get_boolean("plugin:proc:/proc/meminfo", "system ram", 1);
- do_swap = config_get_boolean_ondemand("plugin:proc:/proc/meminfo", "system swap", CONFIG_BOOLEAN_AUTO);
- do_hwcorrupt = config_get_boolean_ondemand("plugin:proc:/proc/meminfo", "hardware corrupted ECC", CONFIG_BOOLEAN_AUTO);
- do_committed = config_get_boolean("plugin:proc:/proc/meminfo", "committed memory", 1);
- do_writeback = config_get_boolean("plugin:proc:/proc/meminfo", "writeback memory", 1);
- do_kernel = config_get_boolean("plugin:proc:/proc/meminfo", "kernel memory", 1);
- do_slab = config_get_boolean("plugin:proc:/proc/meminfo", "slab memory", 1);
- do_hugepages = config_get_boolean_ondemand("plugin:proc:/proc/meminfo", "hugepages", CONFIG_BOOLEAN_AUTO);
- do_transparent_hugepages = config_get_boolean_ondemand("plugin:proc:/proc/meminfo", "transparent hugepages", CONFIG_BOOLEAN_AUTO);
-
- arl_base = arl_create("meminfo", NULL, 60);
- arl_expect(arl_base, "MemTotal", &MemTotal);
- arl_expect(arl_base, "MemFree", &MemFree);
- arl_memavailable = arl_expect(arl_base, "MemAvailable", &MemAvailable);
- arl_expect(arl_base, "Buffers", &Buffers);
- arl_expect(arl_base, "Cached", &Cached);
- //arl_expect(arl_base, "SwapCached", &SwapCached);
- //arl_expect(arl_base, "Active", &Active);
- //arl_expect(arl_base, "Inactive", &Inactive);
- //arl_expect(arl_base, "ActiveAnon", &ActiveAnon);
- //arl_expect(arl_base, "InactiveAnon", &InactiveAnon);
- //arl_expect(arl_base, "ActiveFile", &ActiveFile);
- //arl_expect(arl_base, "InactiveFile", &InactiveFile);
- //arl_expect(arl_base, "Unevictable", &Unevictable);
- //arl_expect(arl_base, "Mlocked", &Mlocked);
- arl_expect(arl_base, "SwapTotal", &SwapTotal);
- arl_expect(arl_base, "SwapFree", &SwapFree);
- arl_expect(arl_base, "Dirty", &Dirty);
- arl_expect(arl_base, "Writeback", &Writeback);
- //arl_expect(arl_base, "AnonPages", &AnonPages);
- //arl_expect(arl_base, "Mapped", &Mapped);
- //arl_expect(arl_base, "Shmem", &Shmem);
- arl_expect(arl_base, "Slab", &Slab);
- arl_expect(arl_base, "SReclaimable", &SReclaimable);
- arl_expect(arl_base, "SUnreclaim", &SUnreclaim);
- arl_expect(arl_base, "KernelStack", &KernelStack);
- arl_expect(arl_base, "PageTables", &PageTables);
- arl_expect(arl_base, "NFS_Unstable", &NFS_Unstable);
- arl_expect(arl_base, "Bounce", &Bounce);
- arl_expect(arl_base, "WritebackTmp", &WritebackTmp);
- //arl_expect(arl_base, "CommitLimit", &CommitLimit);
- arl_expect(arl_base, "Committed_AS", &Committed_AS);
- //arl_expect(arl_base, "VmallocTotal", &VmallocTotal);
- arl_expect(arl_base, "VmallocUsed", &VmallocUsed);
- //arl_expect(arl_base, "VmallocChunk", &VmallocChunk);
- arl_hwcorrupted = arl_expect(arl_base, "HardwareCorrupted", &HardwareCorrupted);
- arl_expect(arl_base, "AnonHugePages", &AnonHugePages);
- arl_expect(arl_base, "ShmemHugePages", &ShmemHugePages);
- arl_expect(arl_base, "HugePages_Total", &HugePages_Total);
- arl_expect(arl_base, "HugePages_Free", &HugePages_Free);
- arl_expect(arl_base, "HugePages_Rsvd", &HugePages_Rsvd);
- arl_expect(arl_base, "HugePages_Surp", &HugePages_Surp);
- arl_expect(arl_base, "Hugepagesize", &Hugepagesize);
- //arl_expect(arl_base, "DirectMap4k", &DirectMap4k);
- //arl_expect(arl_base, "DirectMap2M", &DirectMap2M);
- }
-
- if(unlikely(!ff)) {
- char filename[FILENAME_MAX + 1];
- snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/meminfo");
- ff = procfile_open(config_get("plugin:proc:/proc/meminfo", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
- if(unlikely(!ff))
- return 1;
- }
-
- ff = procfile_readall(ff);
- if(unlikely(!ff))
- return 0; // we return 0, so that we will retry to open it next time
-
- size_t lines = procfile_lines(ff), l;
-
- arl_begin(arl_base);
-
- for(l = 0; l < lines ;l++) {
- size_t words = procfile_linewords(ff, l);
- if(unlikely(words < 2)) continue;
-
- if(unlikely(arl_check(arl_base,
- procfile_lineword(ff, l, 0),
- procfile_lineword(ff, l, 1)))) break;
- }
-
- // --------------------------------------------------------------------
-
- // http://stackoverflow.com/questions/3019748/how-to-reliably-measure-available-memory-in-linux
- unsigned long long MemCached = Cached + Slab;
- unsigned long long MemUsed = MemTotal - MemFree - MemCached - Buffers;
-
- if(do_ram) {
- {
- static RRDSET *st_system_ram = NULL;
- static RRDDIM *rd_free = NULL, *rd_used = NULL, *rd_cached = NULL, *rd_buffers = NULL;
-
- if(unlikely(!st_system_ram)) {
- st_system_ram = rrdset_create_localhost(
- "system"
- , "ram"
- , NULL
- , "ram"
- , NULL
- , "System RAM"
- , "MB"
- , "proc"
- , "meminfo"
- , 200
- , update_every
- , RRDSET_TYPE_STACKED
- );
-
- rd_free = rrddim_add(st_system_ram, "free", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_used = rrddim_add(st_system_ram, "used", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_cached = rrddim_add(st_system_ram, "cached", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_buffers = rrddim_add(st_system_ram, "buffers", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_system_ram);
-
- rrddim_set_by_pointer(st_system_ram, rd_free, MemFree);
- rrddim_set_by_pointer(st_system_ram, rd_used, MemUsed);
- rrddim_set_by_pointer(st_system_ram, rd_cached, MemCached);
- rrddim_set_by_pointer(st_system_ram, rd_buffers, Buffers);
-
- rrdset_done(st_system_ram);
- }
-
- if(arl_memavailable->flags & ARL_ENTRY_FLAG_FOUND) {
- static RRDSET *st_mem_available = NULL;
- static RRDDIM *rd_avail = NULL;
-
- if(unlikely(!st_mem_available)) {
- st_mem_available = rrdset_create_localhost(
- "mem"
- , "available"
- , NULL
- , "system"
- , NULL
- , "Available RAM for applications"
- , "MB"
- , "proc"
- , "meminfo"
- , NETDATA_CHART_PRIO_MEM_SYSTEM_AVAILABLE
- , update_every
- , RRDSET_TYPE_AREA
- );
-
- rd_avail = rrddim_add(st_mem_available, "MemAvailable", "avail", 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_mem_available);
-
- rrddim_set_by_pointer(st_mem_available, rd_avail, MemAvailable);
-
- rrdset_done(st_mem_available);
- }
- }
-
- // --------------------------------------------------------------------
-
- unsigned long long SwapUsed = SwapTotal - SwapFree;
-
- if(do_swap == CONFIG_BOOLEAN_YES || SwapTotal || SwapUsed || SwapFree) {
- do_swap = CONFIG_BOOLEAN_YES;
-
- static RRDSET *st_system_swap = NULL;
- static RRDDIM *rd_free = NULL, *rd_used = NULL;
-
- if(unlikely(!st_system_swap)) {
- st_system_swap = rrdset_create_localhost(
- "system"
- , "swap"
- , NULL
- , "swap"
- , NULL
- , "System Swap"
- , "MB"
- , "proc"
- , "meminfo"
- , 201
- , update_every
- , RRDSET_TYPE_STACKED
- );
-
- rrdset_flag_set(st_system_swap, RRDSET_FLAG_DETAIL);
-
- rd_free = rrddim_add(st_system_swap, "free", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_used = rrddim_add(st_system_swap, "used", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_system_swap);
-
- rrddim_set_by_pointer(st_system_swap, rd_used, SwapUsed);
- rrddim_set_by_pointer(st_system_swap, rd_free, SwapFree);
-
- rrdset_done(st_system_swap);
- }
-
- // --------------------------------------------------------------------
-
- if(arl_hwcorrupted->flags & ARL_ENTRY_FLAG_FOUND && (do_hwcorrupt == CONFIG_BOOLEAN_YES || (do_hwcorrupt == CONFIG_BOOLEAN_AUTO && HardwareCorrupted > 0))) {
- do_hwcorrupt = CONFIG_BOOLEAN_YES;
-
- static RRDSET *st_mem_hwcorrupt = NULL;
- static RRDDIM *rd_corrupted = NULL;
-
- if(unlikely(!st_mem_hwcorrupt)) {
- st_mem_hwcorrupt = rrdset_create_localhost(
- "mem"
- , "hwcorrupt"
- , NULL
- , "ecc"
- , NULL
- , "Corrupted Memory, detected by ECC"
- , "MB"
- , "proc"
- , "meminfo"
- , NETDATA_CHART_PRIO_MEM_HW
- , update_every
- , RRDSET_TYPE_LINE
- );
-
- rrdset_flag_set(st_mem_hwcorrupt, RRDSET_FLAG_DETAIL);
-
- rd_corrupted = rrddim_add(st_mem_hwcorrupt, "HardwareCorrupted", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_mem_hwcorrupt);
-
- rrddim_set_by_pointer(st_mem_hwcorrupt, rd_corrupted, HardwareCorrupted);
-
- rrdset_done(st_mem_hwcorrupt);
- }
-
- // --------------------------------------------------------------------
-
- if(do_committed) {
- static RRDSET *st_mem_committed = NULL;
- static RRDDIM *rd_committed = NULL;
-
- if(unlikely(!st_mem_committed)) {
- st_mem_committed = rrdset_create_localhost(
- "mem"
- , "committed"
- , NULL
- , "system"
- , NULL
- , "Committed (Allocated) Memory"
- , "MB"
- , "proc"
- , "meminfo"
- , NETDATA_CHART_PRIO_MEM_SYSTEM_COMMITTED
- , update_every
- , RRDSET_TYPE_AREA
- );
-
- rrdset_flag_set(st_mem_committed, RRDSET_FLAG_DETAIL);
-
- rd_committed = rrddim_add(st_mem_committed, "Committed_AS", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_mem_committed);
-
- rrddim_set_by_pointer(st_mem_committed, rd_committed, Committed_AS);
-
- rrdset_done(st_mem_committed);
- }
-
- // --------------------------------------------------------------------
-
- if(do_writeback) {
- static RRDSET *st_mem_writeback = NULL;
- static RRDDIM *rd_dirty = NULL, *rd_writeback = NULL, *rd_fusewriteback = NULL, *rd_nfs_writeback = NULL, *rd_bounce = NULL;
-
- if(unlikely(!st_mem_writeback)) {
- st_mem_writeback = rrdset_create_localhost(
- "mem"
- , "writeback"
- , NULL
- , "kernel"
- , NULL
- , "Writeback Memory"
- , "MB"
- , "proc"
- , "meminfo"
- , NETDATA_CHART_PRIO_MEM_KERNEL
- , update_every
- , RRDSET_TYPE_LINE
- );
- rrdset_flag_set(st_mem_writeback, RRDSET_FLAG_DETAIL);
-
- rd_dirty = rrddim_add(st_mem_writeback, "Dirty", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_writeback = rrddim_add(st_mem_writeback, "Writeback", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_fusewriteback = rrddim_add(st_mem_writeback, "FuseWriteback", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_nfs_writeback = rrddim_add(st_mem_writeback, "NfsWriteback", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_bounce = rrddim_add(st_mem_writeback, "Bounce", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_mem_writeback);
-
- rrddim_set_by_pointer(st_mem_writeback, rd_dirty, Dirty);
- rrddim_set_by_pointer(st_mem_writeback, rd_writeback, Writeback);
- rrddim_set_by_pointer(st_mem_writeback, rd_fusewriteback, WritebackTmp);
- rrddim_set_by_pointer(st_mem_writeback, rd_nfs_writeback, NFS_Unstable);
- rrddim_set_by_pointer(st_mem_writeback, rd_bounce, Bounce);
-
- rrdset_done(st_mem_writeback);
- }
-
- // --------------------------------------------------------------------
-
- if(do_kernel) {
- static RRDSET *st_mem_kernel = NULL;
- static RRDDIM *rd_slab = NULL, *rd_kernelstack = NULL, *rd_pagetables = NULL, *rd_vmallocused = NULL;
-
- if(unlikely(!st_mem_kernel)) {
- st_mem_kernel = rrdset_create_localhost(
- "mem"
- , "kernel"
- , NULL
- , "kernel"
- , NULL
- , "Memory Used by Kernel"
- , "MB"
- , "proc"
- , "meminfo"
- , NETDATA_CHART_PRIO_MEM_KERNEL + 1
- , update_every
- , RRDSET_TYPE_STACKED
- );
-
- rrdset_flag_set(st_mem_kernel, RRDSET_FLAG_DETAIL);
-
- rd_slab = rrddim_add(st_mem_kernel, "Slab", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_kernelstack = rrddim_add(st_mem_kernel, "KernelStack", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_pagetables = rrddim_add(st_mem_kernel, "PageTables", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_vmallocused = rrddim_add(st_mem_kernel, "VmallocUsed", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_mem_kernel);
-
- rrddim_set_by_pointer(st_mem_kernel, rd_slab, Slab);
- rrddim_set_by_pointer(st_mem_kernel, rd_kernelstack, KernelStack);
- rrddim_set_by_pointer(st_mem_kernel, rd_pagetables, PageTables);
- rrddim_set_by_pointer(st_mem_kernel, rd_vmallocused, VmallocUsed);
-
- rrdset_done(st_mem_kernel);
- }
-
- // --------------------------------------------------------------------
-
- if(do_slab) {
- static RRDSET *st_mem_slab = NULL;
- static RRDDIM *rd_reclaimable = NULL, *rd_unreclaimable = NULL;
-
- if(unlikely(!st_mem_slab)) {
- st_mem_slab = rrdset_create_localhost(
- "mem"
- , "slab"
- , NULL
- , "slab"
- , NULL
- , "Reclaimable Kernel Memory"
- , "MB"
- , "proc"
- , "meminfo"
- , NETDATA_CHART_PRIO_MEM_SLAB
- , update_every
- , RRDSET_TYPE_STACKED
- );
-
- rrdset_flag_set(st_mem_slab, RRDSET_FLAG_DETAIL);
-
- rd_reclaimable = rrddim_add(st_mem_slab, "reclaimable", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_unreclaimable = rrddim_add(st_mem_slab, "unreclaimable", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_mem_slab);
-
- rrddim_set_by_pointer(st_mem_slab, rd_reclaimable, SReclaimable);
- rrddim_set_by_pointer(st_mem_slab, rd_unreclaimable, SUnreclaim);
-
- rrdset_done(st_mem_slab);
- }
-
- // --------------------------------------------------------------------
-
- if(do_hugepages == CONFIG_BOOLEAN_YES || (do_hugepages == CONFIG_BOOLEAN_AUTO && Hugepagesize != 0 && HugePages_Total != 0)) {
- do_hugepages = CONFIG_BOOLEAN_YES;
-
- static RRDSET *st_mem_hugepages = NULL;
- static RRDDIM *rd_used = NULL, *rd_free = NULL, *rd_rsvd = NULL, *rd_surp = NULL;
-
- if(unlikely(!st_mem_hugepages)) {
- st_mem_hugepages = rrdset_create_localhost(
- "mem"
- , "hugepages"
- , NULL
- , "hugepages"
- , NULL
- , "Dedicated HugePages Memory"
- , "MB"
- , "proc"
- , "meminfo"
- , NETDATA_CHART_PRIO_MEM_HUGEPAGES + 1
- , update_every
- , RRDSET_TYPE_STACKED
- );
-
- rrdset_flag_set(st_mem_hugepages, RRDSET_FLAG_DETAIL);
-
- rd_free = rrddim_add(st_mem_hugepages, "free", NULL, Hugepagesize, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_used = rrddim_add(st_mem_hugepages, "used", NULL, Hugepagesize, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_surp = rrddim_add(st_mem_hugepages, "surplus", NULL, Hugepagesize, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_rsvd = rrddim_add(st_mem_hugepages, "reserved", NULL, Hugepagesize, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_mem_hugepages);
-
- rrddim_set_by_pointer(st_mem_hugepages, rd_used, HugePages_Total - HugePages_Free - HugePages_Rsvd);
- rrddim_set_by_pointer(st_mem_hugepages, rd_free, HugePages_Free);
- rrddim_set_by_pointer(st_mem_hugepages, rd_rsvd, HugePages_Rsvd);
- rrddim_set_by_pointer(st_mem_hugepages, rd_surp, HugePages_Surp);
-
- rrdset_done(st_mem_hugepages);
- }
-
- // --------------------------------------------------------------------
-
- if(do_transparent_hugepages == CONFIG_BOOLEAN_YES || (do_transparent_hugepages == CONFIG_BOOLEAN_AUTO && (AnonHugePages != 0 || ShmemHugePages != 0))) {
- do_transparent_hugepages = CONFIG_BOOLEAN_YES;
-
- static RRDSET *st_mem_transparent_hugepages = NULL;
- static RRDDIM *rd_anonymous = NULL, *rd_shared = NULL;
-
- if(unlikely(!st_mem_transparent_hugepages)) {
- st_mem_transparent_hugepages = rrdset_create_localhost(
- "mem"
- , "transparent_hugepages"
- , NULL
- , "hugepages"
- , NULL
- , "Transparent HugePages Memory"
- , "MB"
- , "proc"
- , "meminfo"
- , NETDATA_CHART_PRIO_MEM_HUGEPAGES
- , update_every
- , RRDSET_TYPE_STACKED
- );
-
- rrdset_flag_set(st_mem_transparent_hugepages, RRDSET_FLAG_DETAIL);
-
- rd_anonymous = rrddim_add(st_mem_transparent_hugepages, "anonymous", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- rd_shared = rrddim_add(st_mem_transparent_hugepages, "shmem", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
- }
- else rrdset_next(st_mem_transparent_hugepages);
-
- rrddim_set_by_pointer(st_mem_transparent_hugepages, rd_anonymous, AnonHugePages);
- rrddim_set_by_pointer(st_mem_transparent_hugepages, rd_shared, ShmemHugePages);
-
- rrdset_done(st_mem_transparent_hugepages);
- }
-
- return 0;
-}
-