diff options
Diffstat (limited to 'collectors/freebsd.plugin/freebsd_kstat_zfs.c')
| -rw-r--r-- | collectors/freebsd.plugin/freebsd_kstat_zfs.c | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/collectors/freebsd.plugin/freebsd_kstat_zfs.c b/collectors/freebsd.plugin/freebsd_kstat_zfs.c new file mode 100644 index 0000000..02103c6 --- /dev/null +++ b/collectors/freebsd.plugin/freebsd_kstat_zfs.c @@ -0,0 +1,304 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "plugin_freebsd.h" +#include "collectors/proc.plugin/zfs_common.h" + +extern struct arcstats arcstats; + +// -------------------------------------------------------------------------------------------------------------------- +// kstat.zfs.misc.arcstats + +int do_kstat_zfs_misc_arcstats(int update_every, usec_t dt) { + (void)dt; + + static int show_zero_charts = -1; + if(unlikely(show_zero_charts == -1)) + show_zero_charts = config_get_boolean_ondemand("plugin:freebsd:zfs_arcstats", "show zero charts", CONFIG_BOOLEAN_NO); + + unsigned long long l2_size; + size_t uint64_t_size = sizeof(uint64_t); + static struct mibs { + int hits[5]; + int misses[5]; + int demand_data_hits[5]; + int demand_data_misses[5]; + int demand_metadata_hits[5]; + int demand_metadata_misses[5]; + int prefetch_data_hits[5]; + int prefetch_data_misses[5]; + int prefetch_metadata_hits[5]; + int prefetch_metadata_misses[5]; + int mru_hits[5]; + int mru_ghost_hits[5]; + int mfu_hits[5]; + int mfu_ghost_hits[5]; + int deleted[5]; + int mutex_miss[5]; + int evict_skip[5]; + // int evict_not_enough[5]; + // int evict_l2_cached[5]; + // int evict_l2_eligible[5]; + // int evict_l2_ineligible[5]; + // int evict_l2_skip[5]; + int hash_elements[5]; + int hash_elements_max[5]; + int hash_collisions[5]; + int hash_chains[5]; + int hash_chain_max[5]; + int p[5]; + int c[5]; + int c_min[5]; + int c_max[5]; + int size[5]; + // int hdr_size[5]; + // int data_size[5]; + // int metadata_size[5]; + // int other_size[5]; + // int anon_size[5]; + // int anon_evictable_data[5]; + // int anon_evictable_metadata[5]; + int mru_size[5]; + // int mru_evictable_data[5]; + // int mru_evictable_metadata[5]; + // int mru_ghost_size[5]; + // int mru_ghost_evictable_data[5]; + // int mru_ghost_evictable_metadata[5]; + int mfu_size[5]; + // int mfu_evictable_data[5]; + // int mfu_evictable_metadata[5]; + // int mfu_ghost_size[5]; + // int mfu_ghost_evictable_data[5]; + // int mfu_ghost_evictable_metadata[5]; + int l2_hits[5]; + int l2_misses[5]; + // int l2_feeds[5]; + // int l2_rw_clash[5]; + int l2_read_bytes[5]; + int l2_write_bytes[5]; + // int l2_writes_sent[5]; + // int l2_writes_done[5]; + // int l2_writes_error[5]; + // int l2_writes_lock_retry[5]; + // int l2_evict_lock_retry[5]; + // int l2_evict_reading[5]; + // int l2_evict_l1cached[5]; + // int l2_free_on_write[5]; + // int l2_cdata_free_on_write[5]; + // int l2_abort_lowmem[5]; + // int l2_cksum_bad[5]; + // int l2_io_error[5]; + int l2_size[5]; + int l2_asize[5]; + // int l2_hdr_size[5]; + // int l2_compress_successes[5]; + // int l2_compress_zeros[5]; + // int l2_compress_failures[5]; + int memory_throttle_count[5]; + // int duplicate_buffers[5]; + // int duplicate_buffers_size[5]; + // int duplicate_reads[5]; + // int memory_direct_count[5]; + // int memory_indirect_count[5]; + // int arc_no_grow[5]; + // int arc_tempreserve[5]; + // int arc_loaned_bytes[5]; + // int arc_prune[5]; + // int arc_meta_used[5]; + int arc_meta_limit[5]; + int arc_meta_max[5]; + int arc_meta_min[5]; + int arc_need_free[5]; + int arc_sys_free[5]; + } mibs; + + arcstats.l2exist = -1; + + if(unlikely(sysctlbyname("kstat.zfs.misc.arcstats.l2_size", &l2_size, &uint64_t_size, NULL, 0))) + return 0; + + if(likely(l2_size)) + arcstats.l2exist = 1; + else + arcstats.l2exist = 0; + + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.hits", mibs.hits, arcstats.hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.misses", mibs.misses, arcstats.misses); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.demand_data_hits", mibs.demand_data_hits, arcstats.demand_data_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.demand_data_misses", mibs.demand_data_misses, arcstats.demand_data_misses); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.demand_metadata_hits", mibs.demand_metadata_hits, arcstats.demand_metadata_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.demand_metadata_misses", mibs.demand_metadata_misses, arcstats.demand_metadata_misses); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.prefetch_data_hits", mibs.prefetch_data_hits, arcstats.prefetch_data_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.prefetch_data_misses", mibs.prefetch_data_misses, arcstats.prefetch_data_misses); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.prefetch_metadata_hits", mibs.prefetch_metadata_hits, arcstats.prefetch_metadata_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.prefetch_metadata_misses", mibs.prefetch_metadata_misses, arcstats.prefetch_metadata_misses); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mru_hits", mibs.mru_hits, arcstats.mru_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mru_ghost_hits", mibs.mru_ghost_hits, arcstats.mru_ghost_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mfu_hits", mibs.mfu_hits, arcstats.mfu_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mfu_ghost_hits", mibs.mfu_ghost_hits, arcstats.mfu_ghost_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.deleted", mibs.deleted, arcstats.deleted); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mutex_miss", mibs.mutex_miss, arcstats.mutex_miss); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.evict_skip", mibs.evict_skip, arcstats.evict_skip); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.evict_not_enough", mibs.evict_not_enough, arcstats.evict_not_enough); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.evict_l2_cached", mibs.evict_l2_cached, arcstats.evict_l2_cached); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.evict_l2_eligible", mibs.evict_l2_eligible, arcstats.evict_l2_eligible); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.evict_l2_ineligible", mibs.evict_l2_ineligible, arcstats.evict_l2_ineligible); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.evict_l2_skip", mibs.evict_l2_skip, arcstats.evict_l2_skip); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.hash_elements", mibs.hash_elements, arcstats.hash_elements); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.hash_elements_max", mibs.hash_elements_max, arcstats.hash_elements_max); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.hash_collisions", mibs.hash_collisions, arcstats.hash_collisions); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.hash_chains", mibs.hash_chains, arcstats.hash_chains); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.hash_chain_max", mibs.hash_chain_max, arcstats.hash_chain_max); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.p", mibs.p, arcstats.p); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.c", mibs.c, arcstats.c); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.c_min", mibs.c_min, arcstats.c_min); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.c_max", mibs.c_max, arcstats.c_max); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.size", mibs.size, arcstats.size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.hdr_size", mibs.hdr_size, arcstats.hdr_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.data_size", mibs.data_size, arcstats.data_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.metadata_size", mibs.metadata_size, arcstats.metadata_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.other_size", mibs.other_size, arcstats.other_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.anon_size", mibs.anon_size, arcstats.anon_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.anon_evictable_data", mibs.anon_evictable_data, arcstats.anon_evictable_data); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.anon_evictable_metadata", mibs.anon_evictable_metadata, arcstats.anon_evictable_metadata); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mru_size", mibs.mru_size, arcstats.mru_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mru_evictable_data", mibs.mru_evictable_data, arcstats.mru_evictable_data); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mru_evictable_metadata", mibs.mru_evictable_metadata, arcstats.mru_evictable_metadata); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mru_ghost_size", mibs.mru_ghost_size, arcstats.mru_ghost_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mru_ghost_evictable_data", mibs.mru_ghost_evictable_data, arcstats.mru_ghost_evictable_data); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mru_ghost_evictable_metadata", mibs.mru_ghost_evictable_metadata, arcstats.mru_ghost_evictable_metadata); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mfu_size", mibs.mfu_size, arcstats.mfu_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mfu_evictable_data", mibs.mfu_evictable_data, arcstats.mfu_evictable_data); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mfu_evictable_metadata", mibs.mfu_evictable_metadata, arcstats.mfu_evictable_metadata); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mfu_ghost_size", mibs.mfu_ghost_size, arcstats.mfu_ghost_size); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mfu_ghost_evictable_data", mibs.mfu_ghost_evictable_data, arcstats.mfu_ghost_evictable_data); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.mfu_ghost_evictable_metadata", mibs.mfu_ghost_evictable_metadata, arcstats.mfu_ghost_evictable_metadata); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_hits", mibs.l2_hits, arcstats.l2_hits); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_misses", mibs.l2_misses, arcstats.l2_misses); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_feeds", mibs.l2_feeds, arcstats.l2_feeds); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_rw_clash", mibs.l2_rw_clash, arcstats.l2_rw_clash); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_read_bytes", mibs.l2_read_bytes, arcstats.l2_read_bytes); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_write_bytes", mibs.l2_write_bytes, arcstats.l2_write_bytes); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_writes_sent", mibs.l2_writes_sent, arcstats.l2_writes_sent); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_writes_done", mibs.l2_writes_done, arcstats.l2_writes_done); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_writes_error", mibs.l2_writes_error, arcstats.l2_writes_error); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_writes_lock_retry", mibs.l2_writes_lock_retry, arcstats.l2_writes_lock_retry); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_evict_lock_retry", mibs.l2_evict_lock_retry, arcstats.l2_evict_lock_retry); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_evict_reading", mibs.l2_evict_reading, arcstats.l2_evict_reading); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_evict_l1cached", mibs.l2_evict_l1cached, arcstats.l2_evict_l1cached); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_free_on_write", mibs.l2_free_on_write, arcstats.l2_free_on_write); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_cdata_free_on_write", mibs.l2_cdata_free_on_write, arcstats.l2_cdata_free_on_write); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_abort_lowmem", mibs.l2_abort_lowmem, arcstats.l2_abort_lowmem); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_cksum_bad", mibs.l2_cksum_bad, arcstats.l2_cksum_bad); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_io_error", mibs.l2_io_error, arcstats.l2_io_error); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_size", mibs.l2_size, arcstats.l2_size); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_asize", mibs.l2_asize, arcstats.l2_asize); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_hdr_size", mibs.l2_hdr_size, arcstats.l2_hdr_size); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_compress_successes", mibs.l2_compress_successes, arcstats.l2_compress_successes); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_compress_zeros", mibs.l2_compress_zeros, arcstats.l2_compress_zeros); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.l2_compress_failures", mibs.l2_compress_failures, arcstats.l2_compress_failures); + GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.memory_throttle_count", mibs.memory_throttle_count, arcstats.memory_throttle_count); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.duplicate_buffers", mibs.duplicate_buffers, arcstats.duplicate_buffers); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.duplicate_buffers_size", mibs.duplicate_buffers_size, arcstats.duplicate_buffers_size); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.duplicate_reads", mibs.duplicate_reads, arcstats.duplicate_reads); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.memory_direct_count", mibs.memory_direct_count, arcstats.memory_direct_count); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.memory_indirect_count", mibs.memory_indirect_count, arcstats.memory_indirect_count); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_no_grow", mibs.arc_no_grow, arcstats.arc_no_grow); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_tempreserve", mibs.arc_tempreserve, arcstats.arc_tempreserve); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_loaned_bytes", mibs.arc_loaned_bytes, arcstats.arc_loaned_bytes); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_prune", mibs.arc_prune, arcstats.arc_prune); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_meta_used", mibs.arc_meta_used, arcstats.arc_meta_used); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_meta_limit", mibs.arc_meta_limit, arcstats.arc_meta_limit); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_meta_max", mibs.arc_meta_max, arcstats.arc_meta_max); + // not used: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_meta_min", mibs.arc_meta_min, arcstats.arc_meta_min); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_need_free", mibs.arc_need_free, arcstats.arc_need_free); + // missing mib: GETSYSCTL_SIMPLE("kstat.zfs.misc.arcstats.arc_sys_free", mibs.arc_sys_free, arcstats.arc_sys_free); + + generate_charts_arcstats("freebsd", "zfs", show_zero_charts, update_every); + generate_charts_arc_summary("freebsd", "zfs", show_zero_charts, update_every); + + return 0; +} + +// -------------------------------------------------------------------------------------------------------------------- +// kstat.zfs.misc.zio_trim + +int do_kstat_zfs_misc_zio_trim(int update_every, usec_t dt) { + (void)dt; + static int mib_bytes[5] = {0, 0, 0, 0, 0}, mib_success[5] = {0, 0, 0, 0, 0}, + mib_failed[5] = {0, 0, 0, 0, 0}, mib_unsupported[5] = {0, 0, 0, 0, 0}; + uint64_t bytes, success, failed, unsupported; + + if (unlikely(GETSYSCTL_SIMPLE("kstat.zfs.misc.zio_trim.bytes", mib_bytes, bytes) || + GETSYSCTL_SIMPLE("kstat.zfs.misc.zio_trim.success", mib_success, success) || + GETSYSCTL_SIMPLE("kstat.zfs.misc.zio_trim.failed", mib_failed, failed) || + GETSYSCTL_SIMPLE("kstat.zfs.misc.zio_trim.unsupported", mib_unsupported, unsupported))) { + error("DISABLED: zfs.trim_bytes chart"); + error("DISABLED: zfs.trim_success chart"); + error("DISABLED: kstat.zfs.misc.zio_trim module"); + return 1; + } else { + + // -------------------------------------------------------------------- + + static RRDSET *st_bytes = NULL; + static RRDDIM *rd_bytes = NULL; + + if (unlikely(!st_bytes)) { + st_bytes = rrdset_create_localhost( + "zfs", + "trim_bytes", + NULL, + "trim", + NULL, + "Successfully TRIMmed bytes", + "bytes", + "freebsd", + "zfs", + 2320, + update_every, + RRDSET_TYPE_LINE + ); + + rd_bytes = rrddim_add(st_bytes, "TRIMmed", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + } + else rrdset_next(st_bytes); + + rrddim_set_by_pointer(st_bytes, rd_bytes, bytes); + rrdset_done(st_bytes); + + // -------------------------------------------------------------------- + + static RRDSET *st_requests = NULL; + static RRDDIM *rd_successful = NULL, *rd_failed = NULL, *rd_unsupported = NULL; + + if (unlikely(!st_requests)) { + st_requests = rrdset_create_localhost( + "zfs", + "trim_requests", + NULL, + "trim", + NULL, + "TRIM requests", + "requests", + "freebsd", + "zfs", + 2321, + update_every, + RRDSET_TYPE_STACKED + ); + + rd_successful = rrddim_add(st_requests, "successful", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_failed = rrddim_add(st_requests, "failed", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_unsupported = rrddim_add(st_requests, "unsupported", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + } + else rrdset_next(st_requests); + + rrddim_set_by_pointer(st_requests, rd_successful, success); + rrddim_set_by_pointer(st_requests, rd_failed, failed); + rrddim_set_by_pointer(st_requests, rd_unsupported, unsupported); + rrdset_done(st_requests); + + } + + return 0; +}
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