t9913085 大佬有话说 : 2020-1-1 08:03:15
服务器加上阵列卡的IO就是不一样啊！开的小JJ那IO简直…
一台E3服务器，闲鱼上弄一张HP P222阵列卡+缓存+电池
root@HXS-Server:/home/hxs# dd if=/dev/zero of=iotest bs=64k count=16k conv=fdatasync && rm -fr iotest
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 0.969201 s, 1.1 GB/s
root@HXS-Server:/home/hxs# dd if=/dev/zero of=iotest bs=64k count=16k conv=fdatasync && rm -fr iotest
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 0.982325 s, 1.1 GB/s
root@HXS-Server:/home/hxs# dd if=/dev/zero of=iotest bs=64k count=16k conv=fdatasync && rm -fr iotest
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 0.959495 s, 1.1 GB/s
root@HXS-Server:/home/hxs# wget -qO- bench.sh | bash
———————————————————————-
CPU model : Intel(R) Xeon(R) CPU E3-1230 V2 @ 3.30GHz
Number of cores : 8
CPU frequency : 3292.437 MHz
Total size of Disk : 250.0 GB (1.2 GB Used)
Total amount of Mem: 1930 MB (1206 MB Used)
Total amount of Swap : 2044 MB (0 MB Used)
System uptime : 0 days, 0 hour 6 min
Load average : 0.41, 0.28, 0.12
OS : Debian GNU/Linux 8
Arch : x86_64 (64 Bit)
Kernel : 4.9.0-0.bpo.11-amd64
———————————————————————-
I/O speed(1st run) : 1.1 GB/s
I/O speed(2nd run) : 1.1 GB/s
I/O speed(3rd run) : 1.0 GB/s
Average I/O speed : 1092.3 MB/s
———————————————————————-
Node Name IPv4 address Download Speed
^C
root@HXS-Server:/home/hxs#
root@HXS-Server:/home/hxs# hdparm -t /dev/sda
/dev/sda:
Timing buffered disk reads: 2026 MB in3.00 seconds = 675.08 MB/sec
root@HXS-Server:/home/hxs# hdparm -t /dev/sda
/dev/sda:
Timing buffered disk reads: 2238 MB in3.00 seconds = 745.69 MB/sec
root@HXS-Server:/home/hxs# hdparm -t /dev/sda
/dev/sda:
Timing buffered disk reads: 2172 MB in3.00 seconds = 723.87 MB/sec
没加HP P222阵列卡之前四盘RAID10的IO就300
游乐王子 大佬有话说 : 2020-1-1 09:15:34
求整列卡如何设置
t9913085 大佬有话说 : 2020-1-1 09:27:44
游乐王子 大佬有话说 : 2020-1-1 09:15
求整列卡如何设置
安装好电池、缓存，然后把设置里面缓存都打开就是了