Questions tagged [crash]

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Accessing host OS from live CD

I ran a service on my host (lightdm) that runs a gui on my debian server, but when I enter my password it bricks on authentication. Is there a way to either A) enter command line before gui startup/...
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System failed, please help me interpret last console messages (screen capture)

This server runs several processes of satellite imagery, it has 256GB of RAM, 12TB disk, 64 CPU cores Intel(R) Xeon(R) Gold 6226R CPU @ 2.90GHz. It should not fail with this charge but it does ...
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Ubuntu Server 20.04 freezes every couple of days

Short Intro Since a couple of days, my physical server keeps freezing every 2 or 3 days. I have already replaced all hardware, including the drives, and did a fresh installation of Ubuntu. Details &...
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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 ...
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certbot renew crashes nginx and all websites go offline

When sudo certbot renew command is run, nginx server is crashing. The error log in systemd looks like this: - The job identifier is 48862. Sep 01 11:31:52 phoenix.medialab.ntua.gr systemd[1]: nginx....
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Synology NAS Volume Crashed - SHR RAID

I have synalogy DS414j with 4 WD disk ( each of size 3726 GB ). I have 1 volume with Synology Hybrid RAID with capacity of 10.82 TB ( 10.67 TB Used) One of the disks (Disk 1) was not being detected ...
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Weird IP address value in apache log

I have been running this instance of apache 2.4.17 for a long time. It is used as a proxy to a number of applications at the back. Recently I upgraded Piwik/Matomo, and it caused a bit of issue in the ...
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Enable mysql caching and prevent crash

I have question about MySQL caching. We used mysqltuner.pl in past and enabled caching parameters and it decreased resource usage specially CPU usage. But our main disaster was when server restart ...
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3 answers
786 views

My MySQL crashed many times in a month

My website (Wordpress) sometime stoped working with below error message" cannot connect to Datatabse I checked the log file of MySQL and I found that crash-info as below: ---------- 2021-01-21 ...
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Server randomly freezes with no apparent reason

My server randomly freezes with no apparent reason. Because of that I decided to reinstall the system completely. Additionally, I installed apache2, PhpMyAdmin, PHP, symfony, composer, certbot. It ...
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MySQL server is getting crashed with error no - 0xe06d7363

Mysql server getting crashed frequently with below exception, not getting exact cause of crash, Any recommendation or help would be much appreciated ! MySQL version is 5.7.17 and Windows server 2012 ...
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2 answers
245 views

Windows - robocopy kill server service and server stop respond to smb - how to real time sync folders over lan without samba?

I have nightmare in company. New server 2019 with all patches. I use Robocopy to sync files to backup server. Robocopy kill smb "server service" several times per day, no any event log. ...
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ZFS entering D-State at random

I am running ZFS on Ubuntu 20.04 LTS ontop of hyper-v. At random, currently every 2-3 days, ZFS gets stuck. Samba is non-responsive, File I/O via smb to the ZFS volume ceases and actions on the shell ...
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6 votes
1 answer
364 views

fio 3.23 core dumps when bench-marking many small files

I have been asked to come up fio benchmark results for this test dataset: 1048576x1MiB. So, overall size is 1TiB. The set contains 2^20 1MiB files. The server runs CentOS Linux release 7.8.2003 (Core)...
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OenStack cinder failure

We have a cluster based on OpenStack Rocky, and it was working fine until we added some compute nodes and ceph. Now we have some issue with Cinder stability. Cinder is crashing during every rally test ...
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CentOS 8 - uninstalled python, How to recover laptop?

Yes I know I'm an idiot, I just need help I have a laptop running centOS 8 and I was trying to set another default version of Python. Long story short I used sudo dnf remove python and my laptop ...
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why kernel crashdump is not able to dump vmcore?

im using ubuntu 16.04 on esxi-6, the proc/cmdline shows crashkernel is loaded at boottime BOOT_IMAGE=/boot/vmlinuz-4.15.0-54-generic root=UUID=b12d12f2-cfd9-465d-9b10b12d12f2 ro net.ifnames=0 ...
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IIS Worker doesn't run or crashes immediately

We have an IIS app hosted on Windows 2016 Server which runs fine, when running as Local User or Network Service. One of the customers is setting up the application to run on a Service Account (...
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Ubuntu machine crashes randomly but absolutely no log. How to debug it?

I am running an ubuntu machine and it crashes randomly. By "crashing" I mean it completely freezes, i.e. no HDD activity, no response to peripherals, and the display output is frozen. At the moment ...
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1 answer
373 views

linux hang + kernel messages about failed to assign mem

we have 5 Linux rhel machines , we noticed that all machines was hang with the same time from messages file we can se the following Dec 29 19:54:25 localhost kernel: pci 0000:ff:12.4: BAR 4: failed ...
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1 answer
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RHEL7.7 How do I run "debuginfo-install kernel" when using a local repo that is an iso mounted locally?

I want to use "crash" to look at the kernel core. crash /usr/lib/debug/lib/modules//vmlinux /var/crash//vmcore But /usr/lib/debug/lib is empty and it looks like that directory (debug libraries) is ...
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1 vote
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390 views

Zstd crashing btrfs?

For last two days I have been trying to create 2TB btrfs for my disk dumps. I forced compression zstd. I have it mounted like this: defaults,nofail,compress-force=zstd Now this is my second time ...
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rabbitmq - Error on AMQP connection - CRASH REPORT

I'm trying to start rabbitmq, yet it seems to crash upon start and producing errors: handshake_error,opening,amqp_error,internal_error and refused for user: rabbitmq | 2019-08-14 15:10:16.053 [...
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1 answer
851 views

MariaDB 10.3 InnoDB random crash due to memory exhaust on VPS

after migrating to new VPS my server occassionally experiences database crashes. This may happen 1-2x in 2-3 days. Server runs MariaDB 10.3 on CentOS 7 with nginx 1.16. Virtual server has 1 GB memory,...
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1 answer
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What is task status PA refers to?

I am looking into a crash dump for RHEL 7.4. It shows some of the task status as PA. None of the help pages talk about the details of this task status. can anyone tell me what PA refers as the ...
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debug centos7 kernel crash

2019-04-12T09:56:06+08:00 web10 kernel: general protection fault: 0000 [#1] SMP 2019-04-12T09:56:06+08:00 web10 kernel: Modules linked in: iptable_raw xt_nat xt_mark xfrm6_mode_tunnel ...
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  • 179
25 votes
3 answers
113k views

Mysql crashed and won't start up

Our production mysql server just crashed and won't come back up. It's giving a segfault error. I tried a reboot, and just don't know what else to try. Here is the stacktrace: 140502 14:13:05 [Note] ...
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