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diff src/os/unix/ngx_process_cycle.c @ 3102:4b5cf483c6a8 stable-0.7

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merge r3047, r3048, r3049: twice termination delay only after SIGALRM, otherwise many separate SIGCHLD and SIGIO signals quickly increase delay to the level when SIGKILL is sent
author Igor Sysoev <igor@sysoev.ru>
date Mon, 07 Sep 2009 11:31:20 +0000
parents d19979e0d980
children 1f3cd08ebb82
line wrap: on
line diff
--- a/src/os/unix/ngx_process_cycle.c
+++ b/src/os/unix/ngx_process_cycle.c
@@ -34,6 +34,7 @@ ngx_uint_t    ngx_threaded;
 
 sig_atomic_t  ngx_reap;
 sig_atomic_t  ngx_sigio;
+sig_atomic_t  ngx_sigalrm;
 sig_atomic_t  ngx_terminate;
 sig_atomic_t  ngx_quit;
 sig_atomic_t  ngx_debug_quit;
@@ -130,10 +131,13 @@ ngx_master_process_cycle(ngx_cycle_t *cy
 
     for ( ;; ) {
         if (delay) {
-            delay *= 2;
+            if (ngx_sigalrm) {
+                delay *= 2;
+                ngx_sigalrm = 0;
+            }
 
             ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
-                           "temination cycle: %d", delay);
+                           "termination cycle: %d", delay);
 
             itv.it_interval.tv_sec = 0;
             itv.it_interval.tv_usec = 0;
@@ -492,8 +496,7 @@ ngx_signal_worker_processes(ngx_cycle_t 
         if (kill(ngx_processes[i].pid, signo) == -1) {
             err = ngx_errno;
             ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
-                          "kill(%P, %d) failed",
-                          ngx_processes[i].pid, signo);
+                          "kill(%P, %d) failed", ngx_processes[i].pid, signo);
 
             if (err == NGX_ESRCH) {
                 ngx_processes[i].exited = 1;