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SubjectRe: patch for 2.1.54 fs/inode.c -- please test!
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After spending one whole day dealing with spammers, recompiling
sendmails on many machines and adding rules to sendmail.cf for
filtering, I'm now back to life, just in time to check new patch. :)

After I did some testing, I must admit that you did excellent work
Bill. Well, as always. :)

I applied the patch on 2.1.55 (!) and after being satisfied with
results, decided to benchmark things, just to be sure everything is
OK.

Here it comes (very simple):

(reboot to single user, login, cd /usr/src/linux)

free
time ls -alR / > /dev/null (2x to see caching effect)
free
time make -j10
free

(make clean; reboot)

make is done on Linux kernel (of course :) ) with MAKE=make -j10 in
Makefile.

Results:


2.1.55
______

total used free shared buffers cached
Mem: 30664 4908 25756 2064 900 2784
-/+ buffers: 1224 29440
Swap: 104796 0 104796

01:53 -> 00:32 (ls -alR real times)

total used free shared buffers cached
Mem: 30664 30084 580 2092 7476 2816
-/+ buffers: 19792 10872
Swap: 104796 0 104796

14:25 minutes to build kernel (make -j10)

total used free shared buffers cached
Mem: 30664 19832 10832 760 1480 6088
-/+ buffers: 12264 18400 <--- MEMORY LEAK!
Swap: 104796 224 104572


2.1.55 with inode patch applied (Bill Hawes)
____________________________________________

total used free shared buffers cached
Mem: 30664 4584 26080 2096 900 2476
-/+ buffers: 1208 29456
Swap: 104796 0 104796

01:32 -> 00:28 (some improvements even here!!!)

total used free shared buffers cached
Mem: 30664 14328 16336 2116 9924 1484
-/+ buffers: 2920 27744 <--- memory leak not present!!!
Swap: 104796 0 104796

08:56 minutes to build kernel!!!!!!!!!!!! (we saved 38% of time)

total used free shared buffers cached
Mem: 30664 9660 21004 760 1416 6064
-/+ buffers: 2180 28484
Swap: 104796 228 104568


Now I see 2.1.56 will be the best kernel so far!!!

Like other testers, I also got many "got one" messages, and not even
one "failed" message.

Excellent!
--
Posted by Zlatko Calusic E-mail: <Zlatko.Calusic@CARNet.hr>
---------------------------------------------------------------------
Abandon all hope ye who have entered cyberspace.

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