AMD EPYC 7502P 32-Core Processor CentOS Linux release 8.2 TITAN RTX x2 CUDA 11.0 Samples simpleP2P p2pBandwidthLatencyTest bandwidthTest deviceQueryを動作させてみた

投稿日: 2020年9月2日 作成者: chibi

[chibi@centos8 simpleP2P]$ ./simpleP2P
[./simpleP2P] – Starting…
Checking for multiple GPUs…
CUDA-capable device count: 2

Checking GPU(s) for support of peer to peer memory access…
> Peer access from TITAN RTX (GPU0) -> TITAN RTX (GPU1) : Yes
> Peer access from TITAN RTX (GPU1) -> TITAN RTX (GPU0) : Yes
Enabling peer access between GPU0 and GPU1…
Allocating buffers (64MB on GPU0, GPU1 and CPU Host)…
Creating event handles…
cudaMemcpyPeer / cudaMemcpy between GPU0 and GPU1: 43.54GB/s
Preparing host buffer and memcpy to GPU0…
Run kernel on GPU1, taking source data from GPU0 and writing to GPU1…
Run kernel on GPU0, taking source data from GPU1 and writing to GPU0…
Copy data back to host from GPU0 and verify results…
Disabling peer access…
Shutting down…
Test passed
[chibi@centos8 simpleP2P]$
[chibi@centos8 deviceQuery]$ cat /etc/redhat-release
CentOS Linux release 8.2.2004 (Core)
[chibi@centos8 deviceQuery]$ nvcc -V
nvcc: NVIDIA (R) Cuda compiler driver
Copyright (c) 2005-2020 NVIDIA Corporation
Built on Wed_May__6_19:09:25_PDT_2020
Cuda compilation tools, release 11.0, V11.0.167
Build cuda_11.0_bu.TC445_37.28358933_0
[chibi@centos8 deviceQuery]$
AMD EPYC 7502P 32-Core Processor CentOS Linux release 8.2 TITAN RTX x2 CUDA 11.0 Samples simpleP2P p2pBandwidthLatencyTest bandwidthTest deviceQuery

カテゴリー: centos8, nvidia | コメントする

Fedora release 31 Samba4.11.9 Windows Server 2019 Datacenter Active Directory Domain のメンバーに参加してみた

投稿日: 2020年9月2日 作成者: chibi


[root@f31 ~]# kinit administrator
Password for administrator@TEST.JP:
[root@f31 ~]# net ads join -U administrator
Enter administrator’s password:
Using short domain name — TEST
Joined ‘F31’ to dns domain ‘test.jp’
No DNS domain configured for f31. Unable to perform DNS Update.
DNS update failed: NT_STATUS_INVALID_PARAMETER
[root@f31 ~]# systemctl restart winbind
[root@f31 ~]# wbinfo -u
TEST\administrator
TEST\guest
TEST\krbtgt
TEST\chibi
[root@f31 ~]# wbinfo -n chibi
S-1-5-21-549501848-3507064458-2843809997-1103 SID_USER (1)
[root@f31 ~]# net ads info
LDAP server: 192.168.1.22
LDAP server name: dc.test.jp
Realm: TEST.JP
Bind Path: dc=TEST,dc=JP
LDAP port: 389
Server time: 木, 16 7月 2020 14:15:53 JST
KDC server: 192.168.1.22
Server time offset: 0
Last machine account password change: 木, 16 7月 2020 14:15:11 JST
[root@f31 ~]# host -4 dc
dc.test.jp has address 192.168.1.50
dc.test.jp has address 192.168.1.22
dc.test.jp has IPv6 address 2400:4052:46e0:b700:9c9c:a51f:dc93:fcf7
dc.test.jp has IPv6 address 2400:4052:46e0:b700:11da:1b94:a11e:dfcc
[root@f31 ~]# host -4 dc1
dc1.test.jp has address 192.168.1.17
dc1.test.jp has IPv6 address 2400:4052:46e0:b700:31b7:cee1:e187:f05e
[root@f31 ~]# host -4 dc2
dc2.test.jp has address 192.168.1.18
dc2.test.jp has IPv6 address 2400:4052:46e0:b700:f86a:6beb:dbb1:f54d
[root@f31 ~]# host -t SRV _ldap._tcp.test.jp
_ldap._tcp.test.jp has SRV record 0 100 389 dc2.test.jp.
_ldap._tcp.test.jp has SRV record 0 100 389 dc.test.jp.
_ldap._tcp.test.jp has SRV record 0 100 389 dc1.test.jp.
[root@f31 ~]# host -t SRV _kerberos._udp.test.jp
_kerberos._udp.test.jp has SRV record 0 100 88 dc1.test.jp.
_kerberos._udp.test.jp has SRV record 0 100 88 dc2.test.jp.
_kerberos._udp.test.jp has SRV record 0 100 88 dc.test.jp.
[root@f31 ~]# host -t A test.jp
test.jp has address 192.168.1.50
test.jp has address 192.168.1.22
test.jp has address 192.168.1.17
test.jp has address 192.168.1.18
[root@f31 ~]# smbclient -L 192.168.1.22 -%
Fedora release 31 Samba4.11.9 Windows Server 2019 Datacenter Active Directory Domain のメンバーに参加してみた

カテゴリー: fedora, samba4, windows | コメントする

Samba 4.13.0rc3 Available for Download

投稿日: 2020年9月2日 作成者: chibi

Samba 4.13.0rc3 が公開されました。ReleaseNoteはこちらです。

カテゴリー: samba4 | コメントする

AMD EPYC 7302P 16-Core Processor CentOS Linux release 8.2 TITAN RTX x2 RTX2080Ti x2 CUDA 11.0 NGC namd 2.12-171025 STMV (virus) benchmark を他のCPUと比較して動作させてみた(1,066,628 atoms, periodic, PME) 0.342933 days/ns

投稿日: 2020年9月1日 作成者: chibi

←days/ns数値が小さい程高性能

Info: Benchmark time: 40 CPUs 0.0296294 s/step 0.342933 days/ns
AMD EPYC 7302P 16-Core Processorデータ詳細
AMD 7302P CentOS Linux release 8.2 TITAN RTX x2 RTX2080Ti x2 CUDA 11.0 namd 2.12-171025 STMV (virus) benchmark (1,066,628 atoms, periodic, PME) 0.342933 days ns
GPU動作状況
AMD 7302P CentOS Linux release 8.2 TITAN RTX x2 RTX2080Ti x2 CUDA 11.0 namd 2.12-171025 STMV (virus) benchmark (1,066,628 atoms, periodic, PME) 0.342933 days ns nvidia-smi

カテゴリー: centos8, nvidia | コメントする

FreeBSD 13.0-CURRENT PHP 7.4.8 Update

投稿日: 2020年9月1日 作成者: chibi

FreeBSD 13.0-CURRENT PHPが7.4.8にUpdateされました。

root@freebsd:~ # uname -a
FreeBSD freebsd 13.0-CURRENT FreeBSD 13.0-CURRENT #0 r363032: Thu Jul 9 04:13:17 UTC 2020 root@releng1.nyi.freebsd.org:/usr/obj/usr/src/amd64.amd64/sys/GENERIC amd64
root@freebsd:~ # curl -V
curl 7.71.1 (amd64-portbld-freebsd13.0) libcurl/7.71.1 OpenSSL/1.1.1g zlib/1.2.11 nghttp2/1.41.0
Release-Date: 2020-07-01
Protocols: dict file ftp ftps gopher http https imap imaps pop3 pop3s rtsp smtp smtps telnet tftp
Features: alt-svc AsynchDNS GSS-API HTTP2 HTTPS-proxy IPv6 Kerberos Largefile libz NTLM NTLM_WB SPNEGO SSL TLS-SRP UnixSockets
root@freebsd:~ # samba -V
Version 4.11.11
root@freebsd:~ # php -v
PHP 7.4.8 (cli) (built: Jul 11 2020 01:54:11) ( NTS )
Copyright (c) The PHP Group
Zend Engine v3.4.0, Copyright (c) Zend Technologies
root@freebsd:~ #

カテゴリー: freebsd | コメントする