From 860f257551ccbc4eb431433794751354bedd7e68 Mon Sep 17 00:00:00 2001 From: Christopher Baines Date: Mon, 25 Mar 2024 11:51:38 +0000 Subject: Instrument the number of cached compression files --- nar-herder/cached-compression.scm | 21 +++++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) (limited to 'nar-herder') diff --git a/nar-herder/cached-compression.scm b/nar-herder/cached-compression.scm index 40dfcd1..835faf4 100644 --- a/nar-herder/cached-compression.scm +++ b/nar-herder/cached-compression.scm @@ -71,7 +71,8 @@ ;; time and schedule them for removal (define (perform-cached-compression-startup database - enabled-cached-compressions) + enabled-cached-compressions + nar-cache-files) (let* ((database-entries-missing-files ;; List tracking entries in the database for cached files, ;; where the file is missing from the disk. @@ -119,6 +120,10 @@ (begin (hash-remove! files-hash filename) + (metric-increment nar-cache-files + #:label-values + `((compression . ,compression))) + `((,compression . ,(+ (assq-ref details 'size) (or (assq-ref result compression) 0))) @@ -190,6 +195,11 @@ "nar_cache_size_bytes" #:labels '(compression))) + (define nar-cache-files + (make-gauge-metric metrics-registry + "nar_cache_files" + #:labels '(compression))) + (define channel (make-channel)) @@ -295,7 +305,8 @@ (let ((initial-cached-bytes-by-compression (perform-cached-compression-startup database - enabled-cached-compressions)) + enabled-cached-compressions + nar-cache-files)) (nar-cached-compression-usage-hash-table (make-hash-table 65536))) @@ -334,6 +345,12 @@ updated-bytes #:label-values `((compression . ,compression))) + ((if (eq? action 'cached-narinfo-added) + metric-increment + metric-decrement) + nar-cache-files + #:label-values `((compression . ,compression))) + (when (eq? action 'cached-narinfo-added) (database-insert-cached-narinfo-file database -- cgit v1.2.3