* Jerome Renard <jerome.renard@gmail.com>
**/
+/**
+ * Current list of what is monitored and what is not monitored (yet)
+ *
+ * Field name Description Monitored
+ * ---------- ----------- ---------
+ * uptime Child uptime N
+ * client_conn Client connections accepted Y
+ * client_drop Connection dropped, no sess Y
+ * client_req Client requests received Y
+ * cache_hit Cache hits Y
+ * cache_hitpass Cache hits for pass Y
+ * cache_miss Cache misses Y
+ * backend_conn Backend conn. success Y
+ * backend_unhealthy Backend conn. not attempted Y
+ * backend_busy Backend conn. too many Y
+ * backend_fail Backend conn. failures Y
+ * backend_reuse Backend conn. reuses Y
+ * backend_toolate Backend conn. was closed Y
+ * backend_recycle Backend conn. recycles Y
+ * backend_unused Backend conn. unused Y
+ * fetch_head Fetch head Y
+ * fetch_length Fetch with Length Y
+ * fetch_chunked Fetch chunked Y
+ * fetch_eof Fetch EOF Y
+ * fetch_bad Fetch had bad headers Y
+ * fetch_close Fetch wanted close Y
+ * fetch_oldhttp Fetch pre HTTP/1.1 closed Y
+ * fetch_zero Fetch zero len Y
+ * fetch_failed Fetch failed Y
+ * n_sess_mem N struct sess_mem N
+ * n_sess N struct sess N
+ * n_object N struct object N
+ * n_vampireobject N unresurrected objects N
+ * n_objectcore N struct objectcore N
+ * n_objecthead N struct objecthead N
+ * n_smf N struct smf N
+ * n_smf_frag N small free smf N
+ * n_smf_large N large free smf N
+ * n_vbe_conn N struct vbe_conn N
+ * n_wrk N worker threads N
+ * n_wrk_create N worker threads created N
+ * n_wrk_failed N worker threads not created N
+ * n_wrk_max N worker threads limited N
+ * n_wrk_queue N queued work requests N
+ * n_wrk_overflow N overflowed work requests N
+ * n_wrk_drop N dropped work requests N
+ * n_backend N backends N
+ * n_expired N expired objects N
+ * n_lru_nuked N LRU nuked objects N
+ * n_lru_saved N LRU saved objects N
+ * n_lru_moved N LRU moved objects N
+ * n_deathrow N objects on deathrow N
+ * losthdr HTTP header overflows N
+ * n_objsendfile Objects sent with sendfile N
+ * n_objwrite Objects sent with write N
+ * n_objoverflow Objects overflowing workspace N
+ * s_sess Total Sessions N
+ * s_req Total Requests N
+ * s_pipe Total pipe N
+ * s_pass Total pass N
+ * s_fetch Total fetch N
+ * s_hdrbytes Total header bytes N
+ * s_bodybytes Total body bytes N
+ * sess_closed Session Closed N
+ * sess_pipeline Session Pipeline N
+ * sess_readahead Session Read Ahead N
+ * sess_linger Session Linger N
+ * sess_herd Session herd N
+ * shm_records SHM records Y
+ * shm_writes SHM writes Y
+ * shm_flushes SHM flushes due to overflow Y
+ * shm_cont SHM MTX contention Y
+ * shm_cycles SHM cycles through buffer Y
+ * sm_nreq allocator requests N
+ * sm_nobj outstanding allocations N
+ * sm_balloc bytes allocated N
+ * sm_bfree bytes free N
+ * sma_nreq SMA allocator requests N
+ * sma_nobj SMA outstanding allocations N
+ * sma_nbytes SMA outstanding bytes N
+ * sma_balloc SMA bytes allocated N
+ * sma_bfree SMA bytes free N
+ * sms_nreq SMS allocator requests N
+ * sms_nobj SMS outstanding allocations N
+ * sms_nbytes SMS outstanding bytes N
+ * sms_balloc SMS bytes allocated N
+ * sms_bfree SMS bytes freed N
+ * backend_req Backend requests made N
+ * n_vcl N vcl total N
+ * n_vcl_avail N vcl available N
+ * n_vcl_discard N vcl discarded N
+ * n_purge N total active purges N
+ * n_purge_add N new purges added N
+ * n_purge_retire N old purges deleted N
+ * n_purge_obj_test N objects tested N
+ * n_purge_re_test N regexps tested against N
+ * n_purge_dups N duplicate purges removed N
+ * hcb_nolock HCB Lookups without lock Y
+ * hcb_lock HCB Lookups with lock Y
+ * hcb_insert HCB Inserts Y
+ * esi_parse Objects ESI parsed (unlock) Y
+ * esi_errors ESI parse errors (unlock) Y
+ */
#include "collectd.h"
#include "common.h"
#include "plugin.h"
#include <varnish/varnishapi.h>
-#define USER_CONFIG_INIT {0, 0, 0}
+#define USER_CONFIG_INIT {0, 0, 0, 0, 0, 0, 0}
#define SET_MONITOR_FLAG(name, flag, value) if((strcasecmp(name, key) == 0) && IS_TRUE(value)) user_config.flag = 1
/* {{{ user_config_s */
int monitor_cache;
int monitor_connections;
int monitor_esi;
+ int monitor_backend;
+ int monitor_fetch;
+ int monitor_hcb;
+ int monitor_shm;
};
typedef struct user_config_s user_config_t; /* }}} */
{
"MonitorCache",
"MonitorConnections",
- "MonitorESI"
+ "MonitorESI",
+ "MonitorBackend",
+ "MonitorFetch",
+ "MonitorHCB",
+ "MonitorSHM"
};
static int config_keys_num = STATIC_ARRAY_SIZE (config_keys); /* }}} */
SET_MONITOR_FLAG("MonitorCache", monitor_cache, value);
SET_MONITOR_FLAG("MonitorConnections", monitor_connections, value);
SET_MONITOR_FLAG("MonitorESI", monitor_esi, value);
+ SET_MONITOR_FLAG("MonitorBackend", monitor_backend, value);
+ SET_MONITOR_FLAG("MonitorFetch", monitor_fetch, value);
+ SET_MONITOR_FLAG("MonitorHCB", monitor_hcb, value);
+ SET_MONITOR_FLAG("MonitorSHM", monitor_shm, value);
return (0);
} /* }}} */
{
if(user_config.monitor_cache == 1)
{
- varnish_submit("varnish_cache_ratio", "cache_hit" , VSL_stats->cache_hit);
- varnish_submit("varnish_cache_ratio", "cache_miss" , VSL_stats->cache_miss);
- varnish_submit("varnish_cache_ratio", "cache_hitpass", VSL_stats->cache_hitpass);
+ varnish_submit("varnish_cache_ratio", "cache_hit" , VSL_stats->cache_hit); /* Cache hits */
+ varnish_submit("varnish_cache_ratio", "cache_miss" , VSL_stats->cache_miss); /* Cache misses */
+ varnish_submit("varnish_cache_ratio", "cache_hitpass", VSL_stats->cache_hitpass); /* Cache hits for pass */
}
if(user_config.monitor_connections == 1)
{
- varnish_submit("varnish_connections", "client_connections-accepted", VSL_stats->client_conn);
- varnish_submit("varnish_connections", "client_connections-dropped" , VSL_stats->client_drop);
- varnish_submit("varnish_connections", "client_connections-received", VSL_stats->client_req);
+ varnish_submit("varnish_connections", "client_connections-accepted", VSL_stats->client_conn); /* Client connections accepted */
+ varnish_submit("varnish_connections", "client_connections-dropped" , VSL_stats->client_drop); /* Connection dropped, no sess */
+ varnish_submit("varnish_connections", "client_connections-received", VSL_stats->client_req); /* Client requests received */
}
if(user_config.monitor_esi == 1)
{
- varnish_submit("varnish_esi", "esi_parsed", VSL_stats->esi_parse);
- varnish_submit("varnish_esi", "esi_errors", VSL_stats->esi_errors);
+ varnish_submit("varnish_esi", "esi_parsed", VSL_stats->esi_parse); /* Objects ESI parsed (unlock) */
+ varnish_submit("varnish_esi", "esi_errors", VSL_stats->esi_errors); /* ESI parse errors (unlock) */
+ }
+
+ if(user_config.monitor_backend == 1)
+ {
+ varnish_submit("varnish_backend_connections", "backend_connections-success" , VSL_stats->backend_conn); /* Backend conn. success */
+ varnish_submit("varnish_backend_connections", "backend_connections-not-attempted", VSL_stats->backend_unhealthy); /* Backend conn. not attempted */
+ varnish_submit("varnish_backend_connections", "backend_connections-too-many" , VSL_stats->backend_busy); /* Backend conn. too many */
+ varnish_submit("varnish_backend_connections", "backend_connections-failures" , VSL_stats->backend_fail); /* Backend conn. failures */
+ varnish_submit("varnish_backend_connections", "backend_connections-reuses" , VSL_stats->backend_reuse); /* Backend conn. reuses */
+ varnish_submit("varnish_backend_connections", "backend_connections-was-closed" , VSL_stats->backend_toolate); /* Backend conn. was closed */
+ varnish_submit("varnish_backend_connections", "backend_connections-recycles" , VSL_stats->backend_recycle); /* Backend conn. recycles */
+ varnish_submit("varnish_backend_connections", "backend_connections-unused" , VSL_stats->backend_unused); /* Backend conn. unused */
+ }
+
+ if(user_config.monitor_fetch == 1)
+ {
+ varnish_submit("varnish_fetch", "fetch_head" , VSL_stats->fetch_head); /* Fetch head */
+ varnish_submit("varnish_fetch", "fetch_length" , VSL_stats->fetch_length); /* Fetch with length */
+ varnish_submit("varnish_fetch", "fetch_chunked" , VSL_stats->fetch_chunked); /* Fetch chunked */
+ varnish_submit("varnish_fetch", "fetch_eof" , VSL_stats->fetch_eof); /* Fetch EOF */
+ varnish_submit("varnish_fetch", "fetch_bad-headers", VSL_stats->fetch_bad); /* Fetch bad headers */
+ varnish_submit("varnish_fetch", "fetch_close" , VSL_stats->fetch_close); /* Fetch wanted close */
+ varnish_submit("varnish_fetch", "fetch_oldhttp" , VSL_stats->fetch_oldhttp); /* Fetch pre HTTP/1.1 closed */
+ varnish_submit("varnish_fetch", "fetch_zero" , VSL_stats->fetch_zero); /* Fetch zero len */
+ varnish_submit("varnish_fetch", "fetch_failed" , VSL_stats->fetch_failed); /* Fetch failed */
+ }
+
+ if(user_config.monitor_hcb == 1)
+ {
+ varnish_submit("varnish_hcb", "hcb_nolock", VSL_stats->hcb_nolock); /* HCB Lookups without lock */
+ varnish_submit("varnish_hcb", "hcb_lock" , VSL_stats->hcb_lock); /* HCB Lookups with lock */
+ varnish_submit("varnish_hcb", "hcb_insert", VSL_stats->hcb_insert); /* HCB Inserts */
+ }
+
+ if(user_config.monitor_shm == 1)
+ {
+ varnish_submit("varnish_shm", "shm_records" , VSL_stats->shm_records); /* SHM records */
+ varnish_submit("varnish_shm", "shm_writes" , VSL_stats->shm_writes); /* SHM writes */
+ varnish_submit("varnish_shm", "shm_flushes" , VSL_stats->shm_flushes); /* SHM flushes due to overflow */
+ varnish_submit("varnish_shm", "shm_contention", VSL_stats->shm_cont); /* SHM MTX contention */
+ varnish_submit("varnish_shm", "shm_cycles" , VSL_stats->shm_cycles); /* SHM cycles through buffer */
}
} /* }}} */