diff for duplicates of <20110504025609.GA8532@localhost> diff --git a/a/1.txt b/N1/1.txt index b9552e3..9887d91 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -6,16 +6,16 @@ On Wed, May 04, 2011 at 10:32:01AM +0800, Dave Young wrote: > >> On a 8p, 3GB ram test box, when reading 1000 sparse files of size 1GB, > >> the page allocation failures are > >> -> >> nr_alloc_fail 733 # interleaved reads by 1 single task -> >> nr_alloc_fail 11799 # concurrent reads by 1000 tasks +> >> nr_alloc_fail 733 A A A # interleaved reads by 1 single task +> >> nr_alloc_fail 11799 A A # concurrent reads by 1000 tasks > >> > >> The concurrent read test script is: > >> -> >> for i in `seq 1000` -> >> do -> >> truncate -s 1G /fs/sparse-$i -> >> dd if=/fs/sparse-$i of=/dev/null & -> >> done +> >> A A A A for i in `seq 1000` +> >> A A A A do +> >> A A A A A A A A truncate -s 1G /fs/sparse-$i +> >> A A A A A A A A dd if=/fs/sparse-$i of=/dev/null & +> >> A A A A done > >> > > > > With Core2 Duo, 3G ram, No swap partition I can not produce the alloc fail diff --git a/a/content_digest b/N1/content_digest index 1539e15..14b77f6 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -32,16 +32,16 @@ "> >> On a 8p, 3GB ram test box, when reading 1000 sparse files of size 1GB,\n" "> >> the page allocation failures are\n" "> >>\n" - "> >> nr_alloc_fail 733 \302\240 \302\240 \302\240 # interleaved reads by 1 single task\n" - "> >> nr_alloc_fail 11799 \302\240 \302\240 # concurrent reads by 1000 tasks\n" + "> >> nr_alloc_fail 733 A A A # interleaved reads by 1 single task\n" + "> >> nr_alloc_fail 11799 A A # concurrent reads by 1000 tasks\n" "> >>\n" "> >> The concurrent read test script is:\n" "> >>\n" - "> >> \302\240 \302\240 \302\240 \302\240for i in `seq 1000`\n" - "> >> \302\240 \302\240 \302\240 \302\240do\n" - "> >> \302\240 \302\240 \302\240 \302\240 \302\240 \302\240 \302\240 \302\240truncate -s 1G /fs/sparse-$i\n" - "> >> \302\240 \302\240 \302\240 \302\240 \302\240 \302\240 \302\240 \302\240dd if=/fs/sparse-$i of=/dev/null &\n" - "> >> \302\240 \302\240 \302\240 \302\240done\n" + "> >> A A A A for i in `seq 1000`\n" + "> >> A A A A do\n" + "> >> A A A A A A A A truncate -s 1G /fs/sparse-$i\n" + "> >> A A A A A A A A dd if=/fs/sparse-$i of=/dev/null &\n" + "> >> A A A A done\n" "> >>\n" "> >\n" "> > With Core2 Duo, 3G ram, No swap partition I can not produce the alloc fail\n" @@ -3041,4 +3041,4 @@ "CONFIG_NLATTR=y\n" # CONFIG_AVERAGE is not set -1fae34d7b9407bd1e4c6137de93dec6b4f9a5bbd6412f19a328f70ae4f690208 +5ecd26c5266a70448636ea508da3a060cfe38ca3abceb6126f7df6bbd8bb0b43
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.