Redis ko le ri pid? Bii o ṣe le tunto adirẹsi ipo faili pid lẹhin Redis bẹrẹ

Ibẹrẹ Redis ko le rii ipo faili pid bi? Nibo ni faili pid fun Redis wa?

LinuxBii o ṣe le ṣayẹwo adirẹsi ipo ti faili pid ilana Redis?

Lainos wa aṣẹ ilana redis ▼

ps -ef | grep redis

Pada lati ṣafihan awọn abajade ibeere atẹle▼

redis 28221 1 1 Feb08 ? 00:13:19 /usr/bin/redis-server 127.0.0.1:6379

• Ni wiwo ilana redis, Emi ko le rii ipo ti faili pid. Kini o yẹ MO ṣe?

redis.pid faili ko ri?

Iwe afọwọkọ ibẹrẹ Redis yẹ ki o ṣẹda faili pid lori ibẹrẹ, ṣugbọn a ti jẹrisi gbogbo awọn eto ti a le rii ati pe ko si faili pid ti a ṣẹda.

Kini ti Redis daemon ko ba ṣẹda faili PID naa?

Bawo ni redis.pid ti ipilẹṣẹ?

fun Linux server CentOS 7:

Orukọ olupin Redis jẹredis.service, SSH Tẹ aṣẹ atẹle lati bẹrẹ ṣiṣatunkọ▼

systemctl edit redis.service

fi eyi kun ▼

[Service]

ExecStartPost=/bin/sh -c "echo $MAINPID > /var/run/redis/redis.pid"
PIDFile=/var/run/redis/redis.pid

Tun iṣẹ naa bẹrẹ:

systemctl daemon-reload
systemctl restart redis
monit reload

Lẹhinna, adirẹsi faili ti ipo yii yoo ṣee lo lati ṣe ipilẹṣẹ faili pid ti Redis:/etc/systemd/system/redis.service.d/override.conf

pid faili adirẹsi▼

cat /var/run/redis/redis.pid 
=> 27585

Kini o wa ninu faili redis.pid?

• Faili redis.pid tọju ID ti ilana naa.
• 使用catPaṣẹ lati wo, o le rii pe laini kan wa, gbigbasilẹ ID ti ilana naa.

Kini ipa ti faili redis.pid?

• Ipa ti faili redis.pid ni lati ṣe idiwọ ọpọlọpọ awọn adakọ ti ilana lati bẹrẹ.
• Eto Monit n ṣe abojuto ilana redis ati pe o nilo lati lo adirẹsi ipo ti faili redis.pid.

Kini ipilẹ faili pid?

• Lẹhin ilana ti nṣiṣẹ, titiipa faili ti wa ni afikun si faili .pid.
• Ilana ti o gba titiipa nikan ni o ni igbanilaaye kikọ (F_WRLCK), ti o si kọ pid tirẹ si faili naa.
• Awọn ilana miiran ti n gbiyanju lati gba titiipa yoo jade laifọwọyi.

Monit monitoringṢafikun adirẹsi ipo faili Redis pid

Awọn faili atunto fun mimojuto awọn eto ni Monitmonit.confNi, ṣafikun adirẹsi ipo ti faili pid ti Redis ▼

check process redis with pidfile "/var/run/redis/redis.pid"
start program "/usr/bin/systemctl start"
stop program "/usr/bin/systemctl stop"
if failed host 127.0.0.1 port 6379 then restart 
if 5 restarts within 5 cycles then timeout
group redis

Bii o ṣe le ṣeto faili monit.conf?

Abojuto Monit jẹ ọfẹ ati orisun ṣiṣiSọfitiwia, tẹ ọna asopọ ni isalẹ lati lọ kiri lori fifi sori CWP7 Monit monitoring software tutorial ▼

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