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31%
Speed up your MySQL database
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Mikhail Dudarev, 123RF.com
( NULL, 'Row 3', NULL); SELECT SLEEP(1); 08 09 mysql> INSERT INTO data_random VALUES ( MD5(CURRENT_TIMESTAMP()), 'Row 1', NULL); SELECT SLEEP(1); 10 mysql> INSERT INTO data_random VALUES ( MD5(CURRENT
31%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
    7        1      56008 loop1 06    7        2      56184 loop2 07    7        3      91264 loop3 08  259        0  244198584 nvme0n1 09    8        0  488386584 sda 10    8        1       1024 sda1 11
31%
Listing 1
01.08.2012
Home »  HPC  »  Articles  »  Warewulf Cluste...  »  Warewulf 3 Code  » 
 
                                                                         |  54 kB     00:00      (2/7): perl-5.10.1-119.el6_1.1.x86_64.rpm                                                                     |  10 MB     00:08      (3/7): perl-Module-Pluggable-3.90-119.el6 ... Warewulf 3 Listing 1
31%
Unleashing Accelerated Speeds with RAM Drives
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Vladimir Nenov, 123RF.com
) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32 fio-3.16 Starting 1 process test: (groupid=0, jobs=1): err= 0: pid=12936: Sat Jun 19 14:48:48 2021 write: IOPS=250k, BW=977MiB/s (1024MB/s)(500
31%
HPC Cloud Storage
20.11.2013
Home »  HPC  »  Articles  » 
advantages: S3QL. ... . Therefore, if I’m going to back up my data to cloud storage, I want to make sure the data is encrypted. S3QL encrypts all data using a 256-bit AES key. An additional SHA-256 HMAC checksum protects the data ... advantages: S3QL. ... S3QL Filesystem for HPC Storage
31%
Profiling Python code
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image ©-Yong Hian Lim, Fotolia.com
. # A value of 2 or 3 is usual. # The default value is 3. # # Input, integer P_NUM, the number of particles. # A value of 1000 or 2000 is small but "reasonable". # The default value is 500
31%
Moving HPC to the cloud
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Zarko Cvijovic, 123RF.com
.4/hour (US$ 0.15/core per hour), Cluster GPU instance is US$ 2.1/hour, and the High I/O instance is US$ 3.1/hour. Thus, using the small usage case (80 cores, 4GB of RAM per core, and basic storage of 500
31%
When I/O Workloads Don’t Perform
12.05.2021
Home »  HPC  »  Articles  » 
 Rate:        7200 rpm Form Factor:          3.5 inches Logical Unit id:      0x6000c500a7b3ceeb0000000000000000 Serial number:        ZKL00CYG0000G925020A Device type:          disk Transport protocol:   SAS (SPL-3
31%
Moving HPC to the Cloud
19.10.2012
Home »  HPC  »  Articles  » 
is US$ 3.1/hour. Thus, using the small usage case (80 cores, 4GB of RAM per core, and basic storage of 500GB) would cost US$ 24.00/hour (10 Eight Extra Large Instances). The larger usage case (256 cores
31%
When I/O workloads don't perform
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Viacheslav Iakobchuk, 123RF.com
.00 TB] Logical block size: 4096 bytes LU is fully provisioned Rotation Rate: 7200 rpm Form Factor: 3.5 inches Logical Unit id: 0x6000c500a7b3ceeb0000000000000000 Serial number

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