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Questions tagged [outage]

Power or network failure that causes downtime accross a large number of platforms. Blackout.

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Temporarily website outages, fastcgi PHP communication aborted

I've noticed that my web server has occasional 1-5 minute outages every day. I've checked the Apache error log and found the following: [Sun May 10 14:13:19.299784 2015] [fastcgi:error] [pid 2599:tid 139669761148672] [client 174.34.156.130:13278]…
gijs007
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Recurring server outages CentOS on Linode

I am currently managing some servers for a client running close to 40 websites, nearly half of which are WordPress websites. We are currently using 4 VPS from Linode with the sites distributed across the 4 servers relatively evenly. The servers are…
unknownperson
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Mysql password no longer working

Does anyone know if a power outage could somehow have corrupt the mysql logins? We had an outage the other day, my mysql logins no longer work. The mysql process seems to be running fine. Any idea how I can recover from my current predicament!…
steve
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SMTP Servers: How well supported is automatic reattempt when receiving connection refused?

When a mail server gives Connection Refused, emails will come through in future attempts assuming the mail server comes back online. How well supported is this? Do all mail servers support this? Is it only the more robust ones? Is it defacto…
700 Software
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How to determine the cause of service outages on vmware virtual hosts

I am trying to determine the cause of outages i have experienced on an irregular basis with several of my virtual servers which run on vmware esxi4. I have 12 virtual servers spread across 2 esxi host machines and i've only noticed this problem with…
m3z
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Migrating away from Rackspace (slicehost) to Amazon

After yet another Rackspace outage (ongoing as I type this, no ETA) I'm forced to look at options. Rackspace has simply not delivered the uptime that my customers expect and I'll admit that I'm disappointed: I read so many good things about them…
Disco
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Ubuntu secondary IP drops out after a few hours

I'm running Ubuntu 18.10 on a VPS. Ever since upgrading (I'm pretty sure) from 16.04, my secondary IP address just stops receiving traffic after it's been up for a few hours. I'll have two pings running, to my primary IP and my secondary IP, and the…
jorisw
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intermittent drops on switches

I have a lab environment with 7 48-port switches (Ubiquiti ES-48-500W). All of them are connected to 3 16-port aggregation switches (Ubiquiti ES-16-XG) via fiber. All of the switches are brand new, and all of them are in the same room. Fiber modules…
E C
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Kafka cluster: Withstanding a network outage

We have a kafka cluster. And a network. Yay. The network will be unavailable across all racks in our data center for 5-10 minutes (!) because maintenance requires it. I'm concerned that is too long an outage for kafka to handle gracefully and that…
Eric Horne
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External monitoring shows outage in multiple regions & service types. Azure shows no outage

I'm using a service called Monitis to monitor the uptime of some of my web-based resources. Basically, it pings my resources from three geographic locations (West US, East US, and Mid US) and raises an alert if two or more them encounter ping times…
JLRishe
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Guest VMs Unknown after power outage on HP VSA

A remote office had a power outage tonight. When the power came up, both the Physical DC and the Physical ESXi Server came up. Connecting to vSphere, I can see the HP-VSA has started, but the other guests say Unknown, and the log states that the…
BillN
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Can Redis RDB corrupt?

In redis.io site, it states that RDB is less durable than AOF. Does this mean there is some possibility of database corruption, and complete data loss if power is lost during a save operation?
Paiboon Panusbordee
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How to forward to Amazon S3 when in maintenance mode with nginx using 503?

During website maintenance, it is sometimes necessary to shutdown our website. Our current method is to touch a file which will trigger the web server (nginx) to redirect traffic to a maintenance page hosted in Amazon S3. It is important to host the…
Tom
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What is a "Latency Outage"?

I'm one of many customers of Windstream, the only internet provider in my area, and just after having hit the 1-year mark of being a customer, my 10M internet connection became about a 512k connection. I occasionally get my actual 10M speed, but…
Nathan Wheeler
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Cisco 851 (IOS) router: FastEthernet 4 (WAN) got the shutdown flag

At a customer location there was a Cisco 851 router (which uses IOS). The PCs on location were all of a sudden unable to connect. We came on site and found that FastEthernet 4 (the WAN port) was "administratively down". We ran these commands to…
700 Software
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