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perf: performance improvements (#107-#111)
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This commit is contained in:
TapTap
2026-07-21 16:59:46 +02:00
parent 6b8979a040
commit 4bba1e8c02
8 changed files with 340 additions and 24 deletions
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src/shared/protocol.c
+7 -7
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@@ -2,6 +2,7 @@
#include "log.h"
#include <errno.h>
#include <openssl/ssl.h>
#include <poll.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -10,7 +11,7 @@
static __thread int io_read_fd = -1;
static __thread int io_write_fd = -1;
static SSL* io_ssl = NULL;
static SSL* io_ssl;
static unsigned long long io_bwlimit = 0;
static long long bw_tokens = 0;
@@ -46,12 +47,11 @@ static void bw_throttle(size_t bytes_written) {
bw_tokens -= (long long)bytes_written;
if (bw_tokens < 0) {
long long deficit_ns = (long long)((double)(-bw_tokens) / io_bwlimit * 1000000000.0);
struct timespec sleep_time, remaining;
sleep_time.tv_sec = deficit_ns / 1000000000LL;
sleep_time.tv_nsec = deficit_ns % 1000000000LL;
while (nanosleep(&sleep_time, &remaining) < 0 && errno == EINTR)
sleep_time = remaining;
long long deficit_us = (long long)((double)(-bw_tokens) / io_bwlimit * 1000000.0);
if (deficit_us >= 1000)
poll(NULL, 0, (int)(deficit_us / 1000));
else
usleep((useconds_t)deficit_us);
bw_tokens = 0;
clock_gettime(CLOCK_MONOTONIC, &bw_last_refill);
}