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add resource usage in debug mode (this should be in universal lambda)

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This commit is contained in:
Emil Lerch 2024-02-24 14:31:04 -08:00
parent 8c1f7883ae
commit 81c8a19c69
Signed by: lobo
GPG key ID: A7B62D657EF764F8
1 changed files with 18 additions and 0 deletions
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18
src/main.zig
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@ -24,6 +24,24 @@ pub fn main() !u8 {
}
pub fn handler(allocator: std.mem.Allocator, event_data: []const u8, context: universal_lambda_interface.Context) ![]const u8 {
const builtin = @import("builtin");
var rss: std.os.rusage = undefined;
if (builtin.os.tag == .linux and builtin.mode == .Debug)
rss = std.os.getrusage(std.os.rusage.SELF);
defer if (builtin.os.tag == .linux and builtin.mode == .Debug) { // and debug mode) {
const rusage = std.os.getrusage(std.os.rusage.SELF);
log.debug(
"Request complete, max RSS of process: {d}M. Incremental: {d}K, User: {d}μs, System: {d}μs",
.{
@divTrunc(rusage.maxrss, 1024),
rusage.maxrss - rss.maxrss,
(rusage.utime.tv_sec - rss.utime.tv_sec) * std.time.us_per_s +
rusage.utime.tv_usec - rss.utime.tv_usec,
(rusage.stime.tv_sec - rss.stime.tv_sec) * std.time.us_per_s +
rusage.stime.tv_usec - rss.stime.tv_usec,
},
);
};
const access_key = try allocator.dupe(u8, "ACCESS");
const secret_key = try allocator.dupe(u8, "SECRET");
test_credential = signing.Credentials.init(allocator, access_key, secret_key, null);