dlerror=libnccl-net.so: cannot open shared object file: No such file or directory 这个错误表明系统在尝试加载 libnccl-net.so 文件时未能找到它。libnccl-net.so 是NCCL(NVIDIA Collective Communications Library)的一个插件库,用于优化多GPU和多节点之间的通信性能。以下是一些解决此问题的步骤: 确认NCCL是...
net-${NCCL_NET_PLUGIN}.so. It is therefore advised to name the library following that pattern, with a symlink pointinglibnccl-net.sotolibnccl-net-${NCCL_NET_PLUGIN}.so. That way, if there are multiple plugins in the path, settingNCCL_NET_PLUGINwill allow users to select the right ...
The NCCL_NET_PLUGIN environment variable allows multiple plugins to coexist. If set, NCCL will look for a library with a name of libnccl-net-${NCCL_NET_PLUGIN}.so. It is therefore advised to name the library following that pattern, with a symlink pointing libnccl-net.so to libnccl-net...
BreadcrumbsHistory for nccl src include nccl_net.h onmaster User selector All users DatepickerAll time Commit History Commits on Feb 13, 2024 2.20.3-1 sjeaugeycommittedFeb 13, 2024 b647562 Commits on Sep 26, 2023 2.19.1-1 sjeaugeycommittedSep 26, 2023 f9c3dc2 Commits on Mar 1,...
解决多机多卡训练慢的问题 | 多机多卡训练模型遇到过非常慢的情况,gpu的功率上不去,感觉所有的时间都耗费在同步耗时上,这时候只需要加上这个:export NCCL_NET=IB就应该可以解决,快去试试吧 发布于 2023-07-01 10:12・IP 属地广东 赞同2 分享收藏 ...
NCCL version 2.4.8+cuda10.1 ds-ml-01-0:17086:17353 [1] NCCL INFO Bootstrap : Using [0]eth0:10.233.66.147<0> ds-ml-01-0:17086:17353 [1] NCCL INFO NET/Plugin : No plugin found (libnccl-net.so). ds-ml-01-0:17086:17353 [1] NCCL INFO NET/IB : No device found. ...
master nccl/ext-net/dummy/ Go to file This branch is 39 commits behind NVIDIA:master. Latest commit Git stats History Files Failed to load latest commit information. Type Name Latest commit message Commit time . . Makefile plugin.c ...
NCCL version 2.10.3+cuda11.3 zkti:702445:702445 [1] NCCL INFO Bootstrap : Using lo:127.0.0.1<0> zkti:702445:702445 [1] NCCL INFO NET/Plugin : No plugin found (libnccl-net.so), using internal implementation zkti:702445:702445 [1] NCCL INFO NET/IB : No device found. ...
bangkr / NCCL batonet / NCCL bihaidong / NCCL Brycle7 / NCCL bumzy / NCCL eric54205420 / NCCL cainiaolp / NCCL Caojing / NCCL castzhong / NCCL cf0609 / NCCL changliwei / NCCL Charvelau / NCCL chonger302 / NCCL cjlinux / NCCL ...
MASTER_ADDR="<IP_address_of_node_1>"MASTER_PORT=6000 NNODES=2 NODE_RANK=1 WORLD_SIZE=$(($GPUS_PER_NODE*$NNODES)) The scripts above work fine outside of Docker, but when I run it inside Docker, I get an error sayingNCCL INFO NET/IB : No device foundand ...