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with a different size (Listing 3). The output from the second command verifies that the RAM drives were created.
Listing 3
Adding RAM Drive of 32MB
$ sudo rapiddisk -a 32
rapiddisk 7.2.0
Copyright
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, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192]
A = single( rand(N,N) );
B = single( rand(N,N) );
start = clock();
C = A*B;
elapsedTime = etime(clock(), start);
gFlops = 2*N*N*N / (elapsedTime * 1e+9);
disp(sprintf("N = %4d
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exiting the data region, the data from the accelerator is copied back to the host. Table 3 shows a simple example of using the copy
clause.
Table 3: The copy
Clause
Fortran
C
!$acc data copy(a
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-machine)
UUID : e0e5d514:d2294825:45d9f09c:db485a0c
Events : 3
Number Major Minor RaidDevice State
0 252 0 0 active sync /dev/rd0
1 8 34
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Conversion
$ sudo lvs -a vg-cache -o devices,segtype,lvattr,name,vgname,origin
Devices Type Attr LV VG Origin
/dev/nvme0n1(0) linear Cwi-aoC--- [fast
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):
11
12 s = 0.0
13 s += h * f(a)
14 for i in range(1, n):
15 s += 2.0 * h * f(a + i*h)
16 # end for
17 s += h * f(b)
18 return (s/2.)
19 # end def
20
21
22 # Main section
23 comm = MPI
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that the conversion took effect:
$ sudo lvs -a vg-cache -o devices,segtype,lvattr,name,vgname,origin
Devices Type Attr LV VG Origin
/dev/nvme0n1(0) linear Cwi-aoC
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.io/library/ubuntu latest 35a88802559d 7 weeks ago 80.6 MB
docker.io/library/hello-world latest d2c94e258dcb 15 months ago 28.5 kB
Listing 12: Checking for GFortran
$ podman run -it ubuntu-dev2 /bin/bash
root
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] [raid6] [raid5] [raid4] [raid10]
md0 : active raid5 sdd1[5] sde1[4] sdc1[2] sdb1[1] nvme0n1p1[0](J)
20508171264 blocks super 1.2 level 5, 512k chunk, algorithm 2 [4/3] [UU
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Xrender.i686 0:0.9.5-1.el6 will be installed
---> Package libselinux.i686 0:2.0.94-5.2.el6 will be installed
---> Package libthai.i686 0:0.1.12-3.el6 will be installed
---> Package pixman.i686 0:0.18.4-1.el6
