Hard drive speed test using Linux command line and hdparm

I will use /dev/sdc as our testing block device. Note that all tests should be run multiple times and average time should be calculated to get more accurate result.

Bypassing hard drive’s buffer cache memory thus reading directly from the disk.

Read data from the second half of the disk that is if the […]

Tcpdump Best Practices

List of interfaces on which tcpdump can listen:

Listen on interface eth0:

Listen on any available interface :

Be verbose while capturing packets:

More verbose while capturing packets:

Very verbose while capturing packets:

Verbose and print the data of each packet in both hex and ASCII, excluding the link […]

Boyun Kireçlenmesi – Belirtileri ve Tedavisi

Merhabalar, Bu paylasimla sizlere,  Yazilim mühendislerinin en önemli saglik sorunlarindan biri olan, Boyun kireclenmesi konusunda bilgi verecegim, Asagidaki Yazilar Alintidir.  Site : mutlu yasam.com dur, Benim dikkatimi ceken ise, Non-steroit ilaclarin kullanimi ve sonrasidir.  Önemli olan kisimlar ben Kirmizi ve kalin yaptim,   Boyun kireçlenmesi boyunda şiddetli ağrılarla ve boyun eklemlerinde sertleşmeyle ortaya çıkar. Bu sağlık problemi […]

Speed test download files

Download Test Files Very Large File (1GB) IPv4 Port: 80, 81, 8080 IPv6 Port: 80, 81, 8080 70 mins @ 2 Mbps 17 mins @ 8 Mbps 5 mins @ 30 Mbps 3 mins @ 60 Mbps 75 secs @ 120 Mbps Large File (512MB) IPv4 Port: 80, 81, 8080 IPv6 Port: 80, 81, 8080 35 mins @ 2 Mbps 9 mins @ 8 Mbps 3 mins […]