80 lines
1.9 KiB
Diff
80 lines
1.9 KiB
Diff
From 6f678dd638af6513602822ca5ce56393b1e07cf3 Mon Sep 17 00:00:00 2001
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From: x00283583 <xuxiaozhou1@huawei.com>
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Date: Tue, 30 Nov 2021 15:45:08 +0800
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Subject: [PATCH] print load average when activate service timeout
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---
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bus/activation.c | 29 +++++++++++++++++++++++++++--
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1 file changed, 27 insertions(+), 2 deletions(-)
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diff --git a/bus/activation.c b/bus/activation.c
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index 99404b9..e0db646 100644
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--- a/bus/activation.c
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+++ b/bus/activation.c
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@@ -24,6 +24,7 @@
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*/
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#include <config.h>
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+#include <stdio.h>
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#include "activation.h"
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#include "activation-exit-codes.h"
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#include "config-parser.h"
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@@ -46,6 +47,8 @@
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#include <errno.h>
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#endif
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+#define LOADAVG_LEN_MAX 256
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+
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struct BusActivation
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{
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int refcount;
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@@ -1575,12 +1578,32 @@
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#endif
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static dbus_bool_t
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+read_loadavg (char *load_avg)
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+{
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+ FILE *fp;
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+ int rc;
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+
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+ if ((fp = fopen("/proc/loadavg", "r")) == NULL)
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+ return FALSE;
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+
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+ rc = fscanf(fp, "%[^\n]", load_avg);
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+
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+ fclose(fp);
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+
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+ if (rc < 1)
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+ return FALSE;
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+
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+ return TRUE;
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+}
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+
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+static dbus_bool_t
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pending_activation_timed_out (void *data)
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{
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BusPendingActivation *pending_activation = data;
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BusContext *context;
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DBusError error;
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int timeout;
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+ char load_avg[LOADAVG_LEN_MAX] = "";
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context = pending_activation->activation->context;
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timeout = bus_context_get_activation_timeout (context);
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@@ -1596,11 +1619,13 @@
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dbus_error_init (&error);
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+ (void)read_loadavg(load_avg);
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+
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bus_context_log_and_set_error (context, DBUS_SYSTEM_LOG_WARNING, &error,
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DBUS_ERROR_TIMED_OUT,
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"Failed to activate service '%s': timed out "
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- "(service_start_timeout=%dms)",
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- pending_activation->service_name, timeout);
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+ "(service_start_timeout=%dms), load average: %s",
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+ pending_activation->service_name, timeout, load_avg);
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pending_activation_failed (pending_activation, &error);
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