zymr-keshav
/ kep.sh
Last active
April 20, 2023 08:23
Shell script which help to create a dynamic json file and run python script based on the arguments
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| #!/bin/bash | |
| # @author: Keshav Mohta | |
| # file use to pump events using python script; this shell script help to build the required json data | |
| # call as `sh kep_flag.sh -a <appName> -e <event> -t <eventType> -h <hostname>` | |
| # example sh kep_flag.sh -a "Magento" -e "Attack" -t "Buffer Error" -h "20.20.1.47" | |
| # event = Attack | Threat | File| | |
| # appName: Magento | Sap | OpenText | Nginx | Tomcat | Wondercare | |
| # eventType | |
| # Attack : "ReflectiveXSS" | "File Integrity" | "SQLi"| "Spectre" | "DLLi" | "CSRF" | "CMDi" | "Buffer Error" | |
| # Threat: "ReflectiveXSS" | "File Integrity" | "CSRF" | |
jboner
/ latency.txt
Last active
September 20, 2024 23:33
Latency Numbers Every Programmer Should Know
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| Latency Comparison Numbers (~2012) | |
| ---------------------------------- | |
| L1 cache reference 0.5 ns | |
| Branch mispredict 5 ns | |
| L2 cache reference 7 ns 14x L1 cache | |
| Mutex lock/unlock 25 ns | |
| Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
| Compress 1K bytes with Zippy 3,000 ns 3 us | |
| Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
| Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |