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Questions tagged [jemalloc]

jemalloc is a general purpose malloc implementation that emphasizes fragmentation avoidance and scalable concurrency support.

jemalloc is a general purpose malloc implementation that emphasizes fragmentation avoidance and scalable concurrency support.

85 questions
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2 answers

Error jemalloc/jemalloc.h: No such file or directory when making Redis

I'm try to setup my Redis server, when execute make command, got error: "jemalloc/jemalloc.h: No such file or directory when making Redis", I have tried all steps I can find, such as make distclean or make MALLOC=libc. I'm working on CentOS, it is…
Neo Feng
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10 answers

Redis Installation fails with "Newer version of jemalloc required" when running make command

Redis installation on RHEL fails when running make command. Below is the output cd src && make all make[1]: Entering directory `/root/Downloads/redis-3.2.0/src' CC adlist.o In file included from adlist.c:34: zmalloc.h:50:31: error:…
Vijay
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1 answer

Debugging sidekiq worker memory leak with jemalloc

So, I've got a memory leak in my Sidekiq worker. I have a worker server with one queue for this worker task only, that gets to about 10G RSS in a week. I tried to reproduce it locally with only 1 worker thread and voila - I get from 200M to 1G in…
Roman
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ruby with jemalloc won't configure - homebrew/OSX/montery/m1/arm(?)

OSX/Monterey/M1/Arm/Homebrew: can't for the life of me get this to work: ./configure --with-jemalloc It dies with checking jemalloc/jemalloc.h presence... no configure: error: jemalloc requested but not found even though it's right there in:…
jsharpe
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3 answers

Error on installing ruby with jemalloc

I am on ubuntu 12.04.5 LTS and tried installing ruby with jemalloc. The jemalloc got installed successfully(https://blog.scalingo.com/2017/05/02/improve-ruby-application-memory-jemalloc.html) but while installing the ruby 2.3.4, it gave this…
Bachan Smruty
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1 answer

Find native memory leak in Java application using JeMalloc

Currently I am trying to resolve a Java memory issue: My Java application keeps using more and more memory and eventually it gets killed by the Linux OOM killer. There is probably a Native Memory leak, because after inspection of the JVM with…
extremecoder85
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jemalloc / jeprof shows addresses not function names based on lg_prof_interval

I'm trying to debug a memory leak in some vendor-provided JNI/native code and, like many people it seems, started here: https://technology.blog.gov.uk/2015/12/11/using-jemalloc-to-get-to-the-bottom-of-a-memory-leak/ I've found if I run: export…
user13793645
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1 answer

How to use Node.js with Jemalloc?

Node.js can be used with Jemalloc (https://github.com/nodejs/node/issues/21973). In most cases it would shorten RSS and this is my huge problem. But I can't find any info about how to use node with Jemalloc, nor on a machine, nor in docker. Can…
Terion
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1 answer

JVM_FindSignal function continuously allocates native memory

My java web application deployed in tomcat8 on a linux machine has been leaking native memory, I've tried to detect the source of the leak by using jemalloc profiling as described here: https://github.com/jeffgriffith/native-jvm-leaks Output of the…
vlashel
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2 answers

How to add jemalloc to existing rails server using rvm?

how to add jemalloc in a working ruby on rails server?We installed ruby using rvm. Rails version:5.2 Ruby version:2.5.1 I tried ruby -r rbconfig -e "puts RbConfig::CONFIG['LIBS']" whose output i got as -lpthread -lgmp -ldl -lcrypt -lm I saw an…
Jose Kj
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jemalloc using jeprof to generate gif from '*.heap' files

First of all the purpose of the jemalloc (within my usecase) is to trace native memory allocations caused by things like JNI invocations, so let's begin: Hello guys I have some serious issue here. We happen to have a memory leak in one of our…
Pawel
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1 answer

Ruby 3.0.0 seemingly doesn't use jemalloc

I've installed jemalloc and followed all the guides, but it just doesn't look like ruby is using it: $ apt install libjemalloc2 $ ls -la /usr/lib/x86_64-linux-gnu/libjemalloc.so.2 -rw-r--r-- 1 root root xxxxxx Feb 23 2019…
alecvn
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How to find method that calls unsafe allocations?

I'm trying to find a native memory leak in my production application. The problem is to get know which method in my code does unsafe.allocateMemory(size) without unsafe.freeMemory(startIndex) This is for Ubuntu 18.04, java version "1.8.0_191". //…
Alexandr
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What are the advantages and disadvantage of using jemalloc vs malloc vs calloc and other common alternatives?

Reading the Rust subreddit today I came across comments that: jemalloc is optimized for (multithreaded) speed, not memory usage After doing more research I found that there are even more alternatives (such as calloc). I would like to understand…
Greg
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1 answer

Java native memory leak with G1 and huge memory

We currently have problems with a java native memory leak. Server is quite big (40cpus, 128GB of memory). Java heap size is 64G and we run a very memory intensive application reading lot of data to strings with about 400 threads and throwing them…
codediver_okay
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