On Thu, Jul 30, 2009 at 9:05 AM, Garrett Cooper<[email protected]> wrote: > On Mon, Jul 27, 2009 at 11:50 PM, naresh kamboju<[email protected]> > wrote: >> Hi, >> >> Hope you have reviewed below patch. >> If you any issue please let me know. >> >> Subrata/ Garrett, >> Please review, if you feel okay. >> commit. >> >> Best regards, >> Naresh Kamboju >> >> >> On Mon, Jul 20, 2009 at 6:35 PM, naresh kamboju<[email protected]> >> wrote: >>> Hi, >>> >>> As per the execute.sh script file there is time limit of two minutes >>> for each test case execution if it takes more time it will be reported >>> as HUNG. >>> >>> shm_open/23-1.c test case under posix test suite which executes more >>> than two minitutes so test case reported as HUNG. >>> >>> I have changed time limit from 120 to 300 sec. that is nothing but two >>> minutes to five minutes. In low end machines this test case taking 4 >>> min to complete execution. >>> >>> Now test cases reported as PASS >>> >>> I have attached patch and below. >>> Please review the same. > > Naresh, > I looked at the testcase, and I think I can see where your concern > stems from, as this is a stress test, more than a functional test > (1000 child PIDs looping 1000 times each... that's a fair number of > cycles :)...). What I'd be really be interested in is the number of > cycles being generated (msec is `randomly' generated -- see line 75). > However, when I ran the testcase on my machine -- it took less than 10 > seconds (!): > > > I do have more RAM and all, and I have a fairly recent Intel > processor (posted below), but what do you have that's so sluggish by > chance? Hi Garrett,
> I wonder why it failed though *shrugs*. Oops. I forgot to say some points. > Thanks, > -Garrett > > gcoo...@orangebox /scratch/ltp-makefile-infra-rework/ltp $ gcc > -Itestcases/open_posix_testsuite/include/ > testcases/open_posix_testsuite/conformance/interfaces/shm_open/23-1.c > gcoo...@orangebox /scratch/ltp-makefile-infra-rework/ltp $ time ./a.out > create_cnt: 890 > Test FAILED > > real 0m10.947s > user 0m4.074s > sys 0m9.189s Test cases will create shm files under /dev/shm/shm_XXX Before executing this test case mount /dev/shm as tmpfs 1. Create directory #mkdir /dev/shm 2. Add below line in /etc/fstab tmpfs /dev/shm tmpfs defaults 0 0 3. mount #mount –a Or # mount –t tmpfs /dev/shm #mount /dev/sda2 on / type ext3 (rw) /dev/sda3 on /home type ext3 (rw) /dev/sda1 on /boot type ext3 (rw) tmpfs on /dev/shm type tmpfs (rw) 4. go to test case location #cd ~/ltp/testcases/open_posix_testsuite/conformance/interfaces/shm_open # time ./23-1.test create_cnt: 1000 real 3m34.111s user 0m51.520s sys 1m54.370s Best regards, Naresh Kamboju > > gcoo...@orangebox /scratch/ltp-makefile-infra-rework/ltp $ uname -a > Linux orangebox 2.6.29-gentoo-r5 #2 SMP PREEMPT Sun Jun 14 01:11:32 > PDT 2009 x86_64 Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz > GenuineIntel GNU/Linux > gcoo...@orangebox /scratch/ltp-makefile-infra-rework/ltp $ cat > /proc/meminfo /proc/cpuinfo > MemTotal: 8197172 kB > MemFree: 180264 kB > Buffers: 227552 kB > Cached: 6427308 kB > SwapCached: 5744 kB > Active: 914940 kB > Inactive: 6820352 kB > Active(anon): 310092 kB > Inactive(anon): 776660 kB > Active(file): 604848 kB > Inactive(file): 6043692 kB > Unevictable: 0 kB > Mlocked: 0 kB > SwapTotal: 6498284 kB > SwapFree: 6472696 kB > Dirty: 484 kB > Writeback: 0 kB > AnonPages: 1075824 kB > Mapped: 56784 kB > Slab: 192872 kB > SReclaimable: 162736 kB > SUnreclaim: 30136 kB > PageTables: 10908 kB > NFS_Unstable: 0 kB > Bounce: 0 kB > WritebackTmp: 0 kB > CommitLimit: 10596868 kB > Committed_AS: 1617720 kB > VmallocTotal: 34359738367 kB > VmallocUsed: 334552 kB > VmallocChunk: 34359384571 kB > HugePages_Total: 0 > HugePages_Free: 0 > HugePages_Rsvd: 0 > HugePages_Surp: 0 > Hugepagesize: 2048 kB > DirectMap4k: 8119808 kB > DirectMap2M: 268288 kB > processor : 0 > vendor_id : GenuineIntel > cpu family : 6 > model : 23 > model name : Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz > stepping : 10 > cpu MHz : 2664.000 > cache size : 3072 KB > physical id : 0 > siblings : 4 > core id : 0 > cpu cores : 4 > apicid : 0 > initial apicid : 0 > fpu : yes > fpu_exception : yes > cpuid level : 13 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge > mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe > syscall nx lm constant_tsc arch_perfmon pebs bts rep_good pni dtes64 > monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 xsave > lahf_lm tpr_shadow vnmi flexpriority > bogomips : 5343.38 > clflush size : 64 > cache_alignment : 64 > address sizes : 36 bits physical, 48 bits virtual > power management: > > processor : 1 > vendor_id : GenuineIntel > cpu family : 6 > model : 23 > model name : Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz > stepping : 10 > cpu MHz : 2664.000 > cache size : 3072 KB > physical id : 0 > siblings : 4 > core id : 1 > cpu cores : 4 > apicid : 1 > initial apicid : 1 > fpu : yes > fpu_exception : yes > cpuid level : 13 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge > mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe > syscall nx lm constant_tsc arch_perfmon pebs bts rep_good pni dtes64 > monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 xsave > lahf_lm tpr_shadow vnmi flexpriority > bogomips : 5343.00 > clflush size : 64 > cache_alignment : 64 > address sizes : 36 bits physical, 48 bits virtual > power management: > > processor : 2 > vendor_id : GenuineIntel > cpu family : 6 > model : 23 > model name : Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz > stepping : 10 > cpu MHz : 2664.000 > cache size : 3072 KB > physical id : 0 > siblings : 4 > core id : 2 > cpu cores : 4 > apicid : 2 > initial apicid : 2 > fpu : yes > fpu_exception : yes > cpuid level : 13 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge > mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe > syscall nx lm constant_tsc arch_perfmon pebs bts rep_good pni dtes64 > monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 xsave > lahf_lm tpr_shadow vnmi flexpriority > bogomips : 5343.03 > clflush size : 64 > cache_alignment : 64 > address sizes : 36 bits physical, 48 bits virtual > power management: > > processor : 3 > vendor_id : GenuineIntel > cpu family : 6 > model : 23 > model name : Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz > stepping : 10 > cpu MHz : 2664.000 > cache size : 3072 KB > physical id : 0 > siblings : 4 > core id : 3 > cpu cores : 4 > apicid : 3 > initial apicid : 3 > fpu : yes > fpu_exception : yes > cpuid level : 13 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge > mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe > syscall nx lm constant_tsc arch_perfmon pebs bts rep_good pni dtes64 > monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 xsave > lahf_lm tpr_shadow vnmi flexpriority > bogomips : 5343.03 > clflush size : 64 > cache_alignment : 64 > address sizes : 36 bits physical, 48 bits virtual > power management: > ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - 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