Questions tagged [crash]

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Server constantly crashing under load, are my SSDs failing?

My system is locking up constantly under load, and this pops up in the journal during each reboot: May 02 21:24:34 fred smartd[1590]: Device: /dev/sdb [SAT], SMART Prefailure Attribute: 3 Spin_Up_Time ...
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71 views

Azure Backup: Engine encountered an unexpected error azure backup - while normal File Backup on Server 2019

We are facing the same error on two different Windows Server 2019 of two different customers with Azure Backup installed and only File Backup is made with it. The problem exists since at least two or ...
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1answer
50 views

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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1answer
38 views

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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45 views

How to monitor Windows app crashes and send out email alerts

If I want to monitor applications on a Windows Server, and have an email alert go out when a specific process crashes, what is the best, and possibly free way to do this? My VMs are on Azure by the ...
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3answers
169 views

My MySQL crashed many times in a month

My website (Wordpress) sometime stoped working with Message "cannot connect to Datatabse". I checked the log file of MySQL and I found that crash-info as bellow: ---------- 2021-01-21 0:44:...
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52 views

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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0answers
100 views

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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2answers
142 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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125 views

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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1answer
146 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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1answer
57 views

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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1answer
149 views

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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0answers
25 views

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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75 views

Removed dbus socket crashes sssd ssh component

I'll try to be as concise as I can but I'm not entirely knowledgeable yet as to how our infrastructure was set up. We use CentOS 7 machines with FreeIPA and the latest version of sssd (1.16.4-37) and ...
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26 views

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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0answers
81 views

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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1answer
210 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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1answer
837 views

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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0answers
264 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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2k views

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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1answer
592 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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1answer
71 views

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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55 views

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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3answers
97k 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] ...