git报错error: Couldn't write refs/heads/formation.lock

git.exe push -v --progress "origin" formation:formation

Pushing to git@ip:xxx/xxxx/xxxxx.git
date: write error: No space left on device
Total 0 (delta 0), reused 0 (delta 0)
error: Couldn't write refs/heads/formation.lock
To ip:xxx/xxxx/xxxxx.git
! [remote rejected]   formation -> formation (failed to write)
error: failed to push some refs to 'git@ip:xxx/xxxx.git'

git 未能顺利结束 (退出码 1) (953 ms @ 2018/10/12 16:19:19)

git服务器出现问题,服务器内存不足!!!