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Questions tagged [server-crashes]

249 questions
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PHP8.1 FPM Crashes everyday after 12AM

From the last two to three days I noticed that my PHP8.1-FPM process crashes after around 12:00 AM-12:30 AM at night. My server has highest traffic in morning and lowest in night. But FPM process runs fine for whole day and crashes on night. This is…
Future King
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How to perform postmoterm analysis of high usage of CPU/RAM and nonresponsiveness on Ubuntu?

Recently one of my dev server experienced very high usage of CPU (1 out of 2 cores completely used) and RAM(near 100%), and system didn't respond to either SSH, web requests(by apache), nor websocket(by apache and Rachet). From vendor's dashboard I…
Zhiyong Li
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Server experiencing Kernel-Power Event 41, but only once every two weeks

I go to check on a client's servers once every two weeks as part of an IT contract. For the past month and a half, their secondary server will experience a sudden shutdown and generate the Critical Kernel-Power Event 41 Error in event viewer. This…
Mike
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Apache Hangs for 20 mins ever few days

I am having a heck of a time figuring this out. Apache, every few days hangs for about 20 or so minutes and then "comes back to life". This has happened during the middle of the day, it's happened in the middle of the night. The server is a beefy…
Zak
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Server random freeze and boot only with cold boot

im facing extremely weird issue regards one server, it random freeze/hang with no output on server, and not responding to short keys, and required cold boot, when boot with cold boot, no errors on boot screen at all. It's not freezing under heavy…
Danco
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Why does my Ubuntu 16.04.6 LTS randomy reboot?

I have a supermicro 1U running Ubuntu 16.04.6 LTS. The problem I am having is it reboots at what appears to be random intervals; it can go 2 days between reboots or it can go 2 weeks between reboots. It is a plain vanilla LAMP server with high…
codemonkey
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several times Mariadb failure

I have vps with mariadb installed on centos 7 the problem is mariadb keeps crashing I've tried so many solutions but no good answer fixes my issue here is my tail -60 mariadb.log Server version:…
Eiaddar
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diagnose purple screen of death ESX 6.0

Our server keeps crashing with a purple screen of death. I have tried interpreting the crash dumps but to no avail. I have an HP Proliant DL360 G7 with ESXi 6.0 running on it and I have other identical servers with the same software with no issues,…
Kyle Vaughan
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Can't connect to virtual server that shows 99% CPU usage

Our CPU usage showing 99% since last 24 hours due to this usage we can't able to connect the server through SSH. We are using this server for our Magento 2.0 webstore. We have rebooted the server lots of time but after rebooting the server same CPU…
Rinjal Patel
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How to know if the reboot cause is a linux kernel crash?

When my system reboot. I want to know the cause of the reboot especially when the reboot cause is a kernel crash. Are there a way to know if the reboot cause is linux kernel crash? like read something from /proc?
MOHAMED
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I launch stress-ng -d 9 and my server crashes

I'm trying to understand why my server crashes. It reboots itself after some minutes when launching stress-ng -d 9 The last logs I received are these ones: [pid 1547] write(3, "Z\26\260\2273\0Z\346\251\232\311\273e\10\263\6 …
Kevin
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NAS RAID5 & Crash Scenarios

I need to validate my understanding on RAID. I'm planning to buy a Synology (or QNAP) NAS and plan to mount 4 HDD (4To each) in a RAID5 group. I’m considering several crash scenarios : one hard drive crash I can replace failed disk with a new…
Damien C
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How to cope with 10,000 people accessing a webserver in an hour?

I have a share hosting, and I charge 100$/year to host company websites. Those websites have a maximum of 2000 person per month access onto the site, mostly Wordpress. So everything is fine until a person in Facebook, with 300000 friends talk about…
menardmam
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Main server fails and I want my backup server to take over

In a situation in which my primary server fails.I don't want my application to go down but the application to start fetching information form a backup server which is my Pc(Located someplace else) which has a backup pf the Data till the main server…
Fhd.ashraf
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How can I stop my MySQL server from going down?

I have a website based on a MySQL server on an Ubuntu machine. Every several weeks, one of my users complains that the site does not work, and I find out (using service mysql status) that it is because the MySQL server is down. I restart it (using…
Erel Segal-Halevi
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