16%
11.04.2016
/s wMB/s avgrq-sz ...
sdb 0.00 28.00 1.00 259.00 0.00 119.29 939.69 ...
Parallelism
Multiple computers can access enterprise storage, and multiple threads can access
16%
13.12.2018
disk reads: 1306 MB in 3.00 seconds = 434.77 MB/sec
federico@cybertron:~$ sudo hdparm -W /dev/sdb
/dev/sdb:
write-caching = 1 (on)
federico@cybertron:~$ sudo hdparm -W 0 /dev/sdb
/dev/sdb:
write
16%
30.01.2020
locations and, in turn, introducing latency. As great as this sounds, SSDs are still more expensive than HDDs. HDD prices have settled to around $0.03/GB; SSD prices vary but sit at around $0.13-$0.15/GB
16%
18.07.2013
: XXXXXXXXXXXXXXXXXX
6 Firmware Revision: 2CV102HD
7 Transport: Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6
8 Standards:
9 Used: ATA/ATAPI-7 T13 1532
16%
19.11.2019
Jobs: 1 (f=1): [w(1)][100.0%][w=654MiB/s][w=167k IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=1225: Sat Oct 12 19:20:18 2019
write: IOPS=168k, BW=655MiB/s (687MB/s)(10.0GiB/15634msec); 0
16%
15.02.2012
call count for the MB range intervals. Figure 6 plots the write IO function call count for the GB range intervals. Figure 7 plots the write IO function call count for the TB range intervals
16%
26.01.2012
call count for the MB range intervals. Figure 6 plots the write IO function call count for the GB range intervals. Figure 7 plots the write IO function call count for the TB range intervals
16%
07.10.2014
the following command as root and vtop is installed for you:
npm install -g vtop
On my CentOS 6.5 system, it was installed as /usr/bin/vtop, which makes it very easy to run. Figure 13 shows a screen capture
16%
17.04.2017
in just under two minutes with a data throughput of about 78MBps, yielding an image of about 1.3GB. The computer remained on overnight, and at 3:00am, the Veeam agent – per its instructions – created
15%
25.03.2020
: [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]
md0 : active raid5 sde1[4] sdd1[3] sdc1[2] sdb1[1] nvme0n1p1[0](J)
20508171264 blocks super 1.2 level 5, 512k chunk, algorithm 2