diff --git a/reveal/sysadmin.html b/reveal/sysadmin.html
index 84889cf..d208b92 100644
--- a/reveal/sysadmin.html
+++ b/reveal/sysadmin.html
@@ -48,18 +48,32 @@
Cron
+ Les fichiers de cron
+
+
# systemctl status cron
-
# vim /etc/crontab
# vim /etc/default/cron
-
+
+
+
+
# vim /etc/cron.d/example
-
+
30 05 * * 0 www-data /usr/local/adm/savelog-weekly
+
+
+
+
+
$ crontab -e
+
+
+
+
# crontab -u jdoe -e
-
+
0,30,45,51 * * * * /usr/local/adm/send-data
*/15 * * * * /usr/local/adm/check-nis 1>/dev/null 2>&1
00 01 * * * nice -10 find /inf -name core -exec rm -f {} \;
@@ -69,14 +83,24 @@ $ crontab -e
00 00 1 1 * /usr/local/bin/happy-new-year
MAILTO=alert@example.com
@daily /usr/local/bin/minuit-check
-
-$ man 5 crontab
-
-$ crontab -l
-# crontab -u jdoe -l
+
+
+
+$ man 5 crontab
+
+
+$ crontab -l
+
+
+# crontab -u jdoe -l
+
+
+
+
+
ntpd
$ date
# apt install ntp