Questions tagged [crash-recovery]
11 questions
8
votes
2 answers
Electron recovery after crash on render process
I'm building an electron app that must reload the render process window if a crash happens.
Currently I can restart the app from the main process
app.relaunch();
app.quit();
But I cannot detect the window crashing.
I tried using the…
Carlinho89
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7
votes
4 answers
Good Architecture/Library For Robust Plugin/Addon Management
We have an application which, as one of its requirements, will take arbitrary 3rd party plugins, load them, and run their UI alongside our home-grown application. We've been loading these 3rd party plugins into their own AppDomains for isolation…
GWLlosa
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3
votes
2 answers
How to call ENDCMTCTL with pending changes?
My iSeries ILE program crashed with uncommitted changes.
Now I wish to end commitment control (to start program again, program starts commitment control itself) with ENDCMTCTL, but it fails with message:
CPF8355 - ENDCMTCTL not allowed. Pending…
Piro
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1
vote
2 answers
Building a crash tolerant serial number generator via log files
I've got a system that is basically a serial number generator.
There are two main design requirements of the serial number generator (in terms of fault tolerance):
All serial numbers issued must be unique (no duplicates)
If the serial number…
jefflunt
- 33,527
- 7
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1
vote
1 answer
How do I check rebuild is complete after losing a replica?
I am using OpenEBS with Jiva. I have MySQL pod running on OpenEBS with 3 replicas. My DB is around 10GB with the actual volume size ~30GB
After I lose a replica, new replica span up. Assuming that it starts replicating data immediately;
1) How do I…
prabhat
- 77
- 5
1
vote
1 answer
Could anyone explain why is Write-Ahead Log the use NO-FORCE?
As I searched online, STEAL and FORCE is defined as follows
FORCE or NO-FORCE: Should all updates of a transaction be forced to disk before the transaction commits?
Besides, I was told that
A transaction is not considered committed until all…
Y_KL
- 239
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0
votes
1 answer
Why we should not have the collective size of innodb_log_files more than the size of the innodb_buffer_pool
Below is my understanding about the log file group.
Whenever innodb tables were inserted/updated those will be captured in innodb_log_buffer_size.
If the innodb_log_buffer_size filled up or time has come to flush it to the disc, they will be written…
Uday
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0
votes
1 answer
Notepad++ fixing after a crash, interpreting the .dmp interpretation
My notepad++ experienced a crash after I attempted renaming a file when it was closed and restarted the program.
According to the .dmp information it was reading/writing to virtual memory without permission.
Here's some additional information to…
Mnescat
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0
votes
1 answer
In a distributed program, how to recovey its corresponding data when a process crashes
I have a distributed program, for example, it has ten process, and all of them will execute some job, all job info will storage to a same MySQL database. At a same moment, there was a lot of running job in database, and they are belong to different…
hehe
- 173
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- 13
0
votes
1 answer
Is it possible to verify data of multiple sequential writes just by checking the last n bytes written?
Just to be clear, my questions are language/OS agnostic (independent).
I am working on a program (support many OSs, currently written in Golang) that receive many chunks of data (like a stream of data chunks) and sequentially write it all down to a…
enormouspenguin
- 13
- 3
-1
votes
1 answer
How to know if a MapReduce job has restarted or is a fresh start?
I've a MapReduce job which I run using job.waitForCompletion(true). If one/more reducer task gets killed or crashes during the execution of the job, the entire MapReduce job is restarted and mappers and reducers are executed again (documentation).…
avp
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