On Mon, Sep 19, 2011 at 1:54 PM, Andrew Chen <[email protected]> wrote: > From: Andrew Chen <[email protected]> > > gf16/gf17 create 10 files and keep them growing and shrinking. > But when the number of created file (-S) can be divided exactly > by the rate shrinkfile() is involked (-T), the shrinking will > always happen on the same file. This may cause the tests run out > of memory and unexpected OOM killer be launched. > > The amount of consumed memory depends on the speed of CPU/Bus. > In our machine, CPU 400 MHz/Bus 100 MHz, about 240 MB free memory > was consumed before the test finished. > > To prevent this, we adjusts the shrinkfile() rate (-T) slightly > to ensure it cannot be divided by the number of created file (-S). > > Signed-off-by: Andrew Chen <[email protected]> > --- > v2: fixed wrong execution order of gf18 and restated the problem > > ltp-full-20101031/runtest/fs | 4 ++-- > 1 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/ltp-full-20101031/runtest/fs b/ltp-full-20101031/runtest/fs > index e6741a0..2a3ffdb 100644 > --- a/ltp-full-20101031/runtest/fs > +++ b/ltp-full-20101031/runtest/fs > @@ -14,8 +14,8 @@ gf12 mkfifo $TMPDIR/gffifo17; growfiles -b -W gf12 -e 1 -u > -i 0 -L 30 $TMPDIR/gf > gf13 mkfifo $TMPDIR/gffifo18; growfiles -b -W gf13 -e 1 -u -i 0 -L 30 -I r > -r 1-4096 $TMPDIR/gffifo18 > gf14 growfiles -W gf14 -b -e 1 -u -i 0 -L 20 -w -l -C 1 -T 10 -f glseek19 -S > 2 -d $TMPDIR > gf15 growfiles -W gf15 -b -e 1 -u -r 1-49600 -I r -u -i 0 -L 120 -f Lgfile1 > -d $TMPDIR > -gf16 growfiles -W gf16 -b -e 1 -i 0 -L 120 -u -g 4090 -T 100 -t 408990 -l -C > 10 -c 1000 -S 10 -f Lgf02_ -d $TMPDIR > -gf17 growfiles -W gf17 -b -e 1 -i 0 -L 120 -u -g 5000 -T 100 -t 499990 -l -C > 10 -c 1000 -S 10 -f Lgf03_ -d $TMPDIR > +gf16 growfiles -W gf16 -b -e 1 -i 0 -L 120 -u -g 4090 -T 101 -t 408990 -l -C > 10 -c 1000 -S 10 -f Lgf02_ -d $TMPDIR > +gf17 growfiles -W gf17 -b -e 1 -i 0 -L 120 -u -g 5000 -T 101 -t 499990 -l -C > 10 -c 1000 -S 10 -f Lgf03_ -d $TMPDIR > gf18 growfiles -W gf18 -b -e 1 -i 0 -L 120 -w -u -r 10-5000 -I r -l -S 2 -f > Lgf04_ -d $TMPDIR > gf19 growfiles -W gf19 -b -e 1 -g 5000 -i 500 -t 49900 -T10 -c9 -I p -o > O_RDWR,O_CREAT,O_TRUNC -u -f gf08i_ -d $TMPDIR > gf20 growfiles -W gf20 -D 0 -b -i 0 -L 60 -u -B 1000b -e 1 -r 1-256000:512 > -R 512-256000 -T 4 -f gfbigio-$$ -d $TMPDIR > -- > 1.6.5 > >
Hi Cyril, Is this OK? -- BR, Andrew ------------------------------------------------------------------------------ All the data continuously generated in your IT infrastructure contains a definitive record of customers, application performance, security threats, fraudulent activity and more. Splunk takes this data and makes sense of it. Business sense. IT sense. Common sense. http://p.sf.net/sfu/splunk-d2d-oct _______________________________________________ Ltp-list mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ltp-list
