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| author | Christopher Baines <mail@cbaines.net> | 2023-04-27 12:19:53 +0200 |
|---|---|---|
| committer | Christopher Baines <mail@cbaines.net> | 2023-04-27 12:19:53 +0200 |
| commit | fb4332d436dfb730424008f68eef0e4dff6ba6ac (patch) | |
| tree | 2b5bd37e05925ea3f09e199937a0da6cbb00e8d7 /guix-build-coordinator/utils.scm | |
| parent | 6151b2e0e2c907eb847c5e1d5dc929f89008fdd1 (diff) | |
| download | build-coordinator-fb4332d436dfb730424008f68eef0e4dff6ba6ac.tar build-coordinator-fb4332d436dfb730424008f68eef0e4dff6ba6ac.tar.gz | |
Try to instrument ports/file descriptors
I'm seeing "too many open file" errors, and while I'm not sure if
port-for-each is directly connected, it sounds like it might be worth
instrumenting.
Diffstat (limited to 'guix-build-coordinator/utils.scm')
| -rw-r--r-- | guix-build-coordinator/utils.scm | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/guix-build-coordinator/utils.scm b/guix-build-coordinator/utils.scm index b044718..edcc129 100644 --- a/guix-build-coordinator/utils.scm +++ b/guix-build-coordinator/utils.scm @@ -88,6 +88,7 @@ running-on-the-hurd? get-gc-metrics-updater + get-port-metrics-updater get-guix-memory-metrics-updater check-locale! @@ -1334,6 +1335,17 @@ again." (metric-set metric value)))) metrics)))) +(define (get-port-metrics-updater registry) + (let ((count-metric + (make-gauge-metric registry "guile_ports_total"))) + (lambda () + (let ((count 0)) + (port-for-each + (lambda _ + (set! count (+ 1 count)))) + + (metric-set count-metric count))))) + (define (get-guix-memory-metrics-updater registry) (define %memoization-tables (@@ (guix memoization) %memoization-tables)) |