[Bug 26658] Steam startup is slow

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=26658

Christopher Cope <inuyasha at usa.com> changed:

           What    |Removed                     |Added
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                 CC|                            |inuyasha at usa.com

--- Comment #9 from Christopher Cope <inuyasha at usa.com> 2013-06-21 17:24:19 CDT ---
(In reply to comment #8)
> Created attachment 43156 [details]
> Instrumentation for FILE_CreateFile
> 
> I've used the attached patch to instrument FILE_CreateFile. First, I see no
> calls with FILE_OPEN_BY_FILE_ID. Second, on my SSD drive the cumulative search
> time for Steam startup and shutdown adds up to less than a second, and the
> cumulative time in FILE_CreateFile is less than 1.5 seconds. Yet Steam takes 45
> seconds to start (measured with a stop watch).
> 
> In any case, a quick grep/sort/uniq on the trace shows that on average Steam
> makes 3 identical calls to FILE_CreateFile (same handle/name/etc.), and visual
> inspection indicates that most of the calls are for the same files over and
> over. Caching might help HDD owners (it'd be nice if somebody ran my test
> though, because the file system cache should cover that), but it doesn't seem
> to be the worst contributor to the overall startup.
> 
> I'm curious, has anybody compared the start up time to native Linux Steam start
> up times? It seems a hassle to install it on Debian, so I haven't bothered.
> 
> To reproduce:
> 1. patch in my change (diff against Wine 1.5.21).
> 2. make LDFLAGS=-lrt
> 3. env WINEDEBUG=+ntdll wine … &> /tmp/wine-ntdll.log
> 
> Search time:
> $ grep "search took" /tmp/wine-ntdll.log  | awk 'BEGIN { total = 0; } { total
> += $5; } END { print total; } '
> 909038970
> 
> NtCreateFile time:
> $ grep "createfile took" /tmp/wine-ntdll.log  | awk 'BEGIN { total = 0; } {
> total += $5; } END { print total; } '
> 1346543118

It isn't too difficult to get steam installed on other Linux distributions.
Feel free to contact me if you need help.
On a more relevant note, I tested the Linux vs Wine start up times.
Linux: 15 seconds
Wine:  52 seconds

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