search for: tional

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2024 Feb 14
2
How to remove old entries from known_hosts?
Is there any way to remove old entries from the known_hosts file? With the hashed 'names' one can't easily see which entries are which. I have around 150 lines in my known hosts but in reality I only ssh to a dozen or so systems. All the redundant ones are because I have a mixed population of Raspberry Pis and such on my LAN and they get rebuilt fairly frequently and thus, each time,
2010 Jun 22
2
where is backup-dir rooted?
...up-dir This is from my debian installation - which appears to have come from the source here --backup-dir=DIR In combination with the --backup option, this tells rsync to store all backups in the specified directory on the receiving side. This can be used for incremental backups. You can addi? tionally specify a backup suffix using the --suffix option (oth? erwise the files backed up in the specified directory will keep their original filenames). the "Specified Directory" and "Receiving Side" is the best it gets at telling me. if I have rsync -a --delete --backup --back...
2018 Nov 20
4
llvm.org pre-built clang significantly slower than apple/xcode clang
Hello LLVM/Clang developers, We recently switched to use the same clang version on all our platforms. This included switching from apple-clang from xcode to a pre-built binary we downloaded from llvm.org. We noticed that this actually came with a pretty big performance regression in compile times. If we do the simplest test program like this: #include <string> #include <iostream>