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VARNISH-COUNTERS(7) VARNISH-COUNTERS(7)
NAME
varnish-counters - Varnish counter field definitions
MAIN COUNTERS
client_conn – Client connections accepted
client_drop – Connection dropped, no sess/wrk
client_req – Client requests received
cache_hit – Cache hits
cache_hitpass – Cache hits for pass
cache_miss – Cache misses
backend_conn – Backend conn. success
backend_unhealthy – Backend conn. not attempted
backend_busy – Backend conn. too many
backend_fail – Backend conn. failures
backend_reuse – Backend conn. reuses
backend_toolate – Backend conn. was closed
backend_recycle – Backend conn. recycles
backend_retry – Backend conn. retry
fetch_head – Fetch head
fetch_length – Fetch with Length
fetch_chunked – Fetch chunked
fetch_eof – Fetch EOF
fetch_bad – Fetch had bad headers
fetch_close – Fetch wanted close
fetch_oldhttp – Fetch pre HTTP/1.1 closed
fetch_zero – Fetch zero len
fetch_failed – Fetch failed
fetch_1xx – Fetch no body (1xx)
fetch_204 – Fetch no body (204)
fetch_304 – Fetch no body (304)
n_sess_mem – N struct sess_mem
n_sess – N struct sess
n_object – N struct object
n_vampireobject – N unresurrected objects
n_objectcore – N struct objectcore
n_objecthead – N struct objecthead
n_waitinglist – N struct waitinglist
n_vbc – N struct vbc
n_wrk – N worker threads
n_wrk_create – N worker threads created
n_wrk_failed – N worker threads not created
n_wrk_max – N worker threads limited
n_wrk_lqueue – work request queue length
n_wrk_queued – N queued work requests
n_wrk_drop – N dropped work requests
n_backend – N backends
n_expired – N expired objects
n_lru_nuked – N LRU nuked objects
n_lru_moved – N LRU moved objects
losthdr – HTTP header overflows
n_objsendfile – Objects sent with sendfile
n_objwrite – Objects sent with write
n_objoverflow – Objects overflowing workspace
s_sess – Total Sessions
s_req – Total Requests
s_pipe – Total pipe
s_pass – Total pass
s_fetch – Total fetch
s_hdrbytes – Total header bytes
s_bodybytes – Total body bytes
sess_closed – Session Closed
sess_pipeline – Session Pipeline
sess_readahead – Session Read Ahead
sess_linger – Session Linger
sess_herd – Session herd
shm_records – SHM records
shm_writes – SHM writes
shm_flushes – SHM flushes due to overflow
shm_cont – SHM MTX contention
shm_cycles – SHM cycles through buffer
sms_nreq – SMS allocator requests
sms_nobj – SMS outstanding allocations
sms_nbytes – SMS outstanding bytes
sms_balloc – SMS bytes allocated
sms_bfree – SMS bytes freed
backend_req – Backend requests made
n_vcl – N vcl total
n_vcl_avail – N vcl available
n_vcl_discard – N vcl discarded
n_ban – N total active bans
n_ban_add – N new bans added
n_ban_retire – N old bans deleted
n_ban_obj_test – N objects tested
n_ban_re_test – N regexps tested against
n_ban_dups – N duplicate bans removed
hcb_nolock – HCB Lookups without lock
hcb_lock – HCB Lookups with lock
hcb_insert – HCB Inserts
esi_errors – ESI parse errors (unlock)
esi_warnings – ESI parse warnings (unlock)
accept_fail – Accept failures
client_drop_late – Connection dropped late
uptime – Client uptime
dir_dns_lookups – DNS director lookups
dir_dns_failed – DNS director failed lookups
dir_dns_hit – DNS director cached lookups hit
dir_dns_cache_full – DNS director full dnscache
vmods – Loaded VMODs
n_gzip – Gzip operations
n_gunzip – Gunzip operations
LOCK COUNTERS
creat – Created locks
destroy – Destroyed locks
locks – Lock Operations
colls – Collisions
PER MALLOC STORAGE COUNTERS
c_req – Allocator requests
c_fail – Allocator failures
c_bytes – Bytes allocated
c_freed – Bytes freed
g_alloc – Allocations outstanding
g_bytes – Bytes outstanding
g_space – Bytes available
PER FILE STORAGE COUNTERS
c_req – Allocator requests
c_fail – Allocator failures
c_bytes – Bytes allocated
c_freed – Bytes freed
g_alloc – Allocations outstanding
g_bytes – Bytes outstanding
g_space – Bytes available
g_smf – N struct smf
g_smf_frag – N small free smf
g_smf_large – N large free smf
PER BACKEND COUNTERS
vcls – VCL references
happy – Happy health probes
AUTHOR
Tollef Fog Heen
1.0 2011-09-20 VARNISH-COUNTERS(7)
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