Andre Oppermann <andre_at_freebsd.org> wrote: > Pawel Worach wrote: > > Andre Oppermann wrote: > > > >> > >> I'm looking into the problem. Please try a binary FTP transfer as > >> well and check if the checksums match. ftpd uses sendfile(2) as well > >> but w/o headers or trailers and does the send in one swoop. > >> > > > > Oh, didn't think of that, ftpd is ok, transferring a 64MB file does > > not trash it. Meanwhile a couple of other things where tested, SMP > > disabled (removed from kernel config), added some printf's which when > > printing to a serial console moves the offset where the breakage > > begins to 0x01000000, sometimes. > > OK, I found the bug. The sent byte count reporting was incorrect. While > doing the sendfile(2) rewrite I got lost in the mixup of the FreeBSD 4.x > bug for bug compatibility. > > Please try this patch: > > http://people.freebsd.org/~andre/sendfile_fix-20061112.diff > > It fixes apache 2.0.59 for me. For me too, but I'm still seeing problems with Gatling/0.8. [fk_at_tor ~]$ fetch http://127.0.0.1:8000/pfstat-queues.png pfstat-queues.png 78% of 5206 B 2706 kBps fetch: pfstat-queues.png appears to be truncated: 4096/5206 bytes [fk_at_tor ~]$ fetch http://127.0.0.1:8000/pfstat-queues.png pfstat-queues.png 78% of 5206 B 1484 kBps fetch: pfstat-queues.png appears to be truncated: 4096/5206 bytes [fk_at_tor ~]$ fetch http://127.0.0.1:8000/pfstat.png pfstat.png 83% of 4929 B 1881 kBps fetch: pfstat.png appears to be truncated: 4096/4929 bytes [fk_at_tor ~]$ fetch http://127.0.0.1:8000/pfstat.png pfstat.png 83% of 4929 B 1777 kBps fetch: pfstat.png appears to be truncated: 4096/4929 bytes PNG files always seem to be truncated after 4096 bytes, the same files are delivered with Apache without problems. This is on FreeBSD 7.0-CURRENT #20: Sun Nov 12 16:24:32 CET 2006 with your patch and without Joe's one. Fabian -- http://www.fabiankeil.de/
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