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| From: | Paul Eggert |
| Subject: | Re: [Bug-tar] Use posix_fadvise to improve archive creation performance |
| Date: | Thu, 30 Mar 2017 08:08:07 -0700 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 |
On 03/29/2017 04:32 PM, Carlo Alberto Ferraris wrote:
The change itself should be pretty safe
Alas, I've run into setups where using POSIX_FADV_SEQUENTIAL and POSIX_FADV_DONTNEED slow things down. See, for example:
https://github.com/jborg/attic/issues/252Also, if we're going to use these flags, shouldn't it be POSIX_FADV_NOREUSE instead of POSIX_FADV_DONTNEED? And shouldn't the size be 0?
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