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aws-labs Latest Articles

Setting Up New Relic Server Monitoring

Introduction One of the more popular products on the market right now is NewRelic for application monitoring. What’s cool is you can also use their Server product to monitor an unlimited number of servers using the same license key. This ...

netstat with group by (ip adress)

– netstat -ntu | awk ‘ $5 ~ /^[0-9]/ {print $5}’ | cut -d: -f1 | sort | uniq -c | sort -n  netstat with group by (ip adress) netstat has two lines of headers: Active Internet connections (w/o servers) Proto ...

Setting Up New Relic Server Monitoring

Introduction One of the more popular products on the market right now is NewRelic for application monitoring. What’s cool is you can also use their Server product to monitor an unlimited number of servers using the same license key. This ...

netstat with group by (ip adress)

– netstat -ntu | awk ‘ $5 ~ /^[0-9]/ {print $5}’ | cut -d: -f1 | sort | uniq -c | sort -n  netstat with group by (ip adress) netstat has two lines of headers: Active Internet connections (w/o servers) Proto ...

AWS public ip pool

Syntax The syntax of ip-ranges.json is as follows. syncTokenThe publication time, in Unix epoch time format. Type: String Example: “syncToken”: “1416435608”createDateThe publication date and time. Type: String Example: “createDate”: “2014-11-19-23-29-02″prefixesThe IP prefixes. Type: Arrayip_prefixThe public IP address range, in CIDR notation. Type: String Example: “ip_prefix”: ...

kops Etcd Volume Encryption

Etcd Volume EncryptionYou must configure etcd volume encryption before bringing up your cluster. You cannot add etcd volume encryption to an already running cluster. Encrypting Etcd Volumes Using the Default AWS KMS KeyEdit your cluster to add encryptedVolume: true to ...

linux IfTop (Bandwidth Monitoring)

linux IfTop (Bandwidth Monitoring)

IFTOP Pre-requisite Install libpcap and libncurses Installation of the libpcap and libncurses library with YUM command as shown below for error-free iftop installation. # yum -y install libpcap libpcap-devel ncurses ncurses-devel Download and Install IFTOP Download iftop from it’s website with Wget command as shown below. # wget http://www.ex-parrot.com/pdw/iftop/download/iftop-0.17.tar.gz Follow ...

How can I retrieve a snapshot if I don’t know the exact filename?

. Nexus Provides a separate REST API to retrieve files when interpreting the maven-metadata.xml is required. The syntax looks like this: wget “http://repository.sonatype.org/service/local/artifact/maven/content?r=snapshots&g=org.sonatype.nexus&a=nexus-utils&v=LATEST” –content-disposition Where: If the version is not a concrete version, then Nexus will look in the maven-metadata.xml in the same way ...