Cosmomc running slow
Posted: July 05 2019
Hi,
I am running cosmomc, downloaded recently from Git, on my workstation using gfortran-7 and mpich. the OS is CentOS. The cosmomc is taking long time to finish.
I started it on 14th June using, but it is still running and has reached to .
I have set convergence stop to 0.01. I am running it on this system first time and I have set propose_matrix blank.
The configuration of my system is
I have 32 GN RAm and 15 GB Swap. I will be grateful if someone can let me know how I can increase the speed and get results faster.
thanks,
akhilesh
I am running cosmomc, downloaded recently from Git, on my workstation using gfortran-7 and mpich. the OS is CentOS. The cosmomc is taking long time to finish.
I started it on 14th June using
Code: Select all
nohup mpiexec -np 4 ./cosmomc test_planck.ini >output.txt &
Code: Select all
Current convergence R-1 = 2.83716731E-02 chain steps = 15365
slow changes 13590 power changes 0
updating proposal density
I have set convergence stop to 0.01. I am running it on this system first time and I have set propose_matrix blank.
The configuration of my system is
Code: Select all
[akhilesh@cosmos CosmoMC-master]$ lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 32
On-line CPU(s) list: 0-31
Thread(s) per core: 2
Core(s) per socket: 16
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 85
Model name: Intel(R) Xeon(R) Gold 6130 CPU @ 2.10GHz
Stepping: 4
CPU MHz: 2101.000
CPU max MHz: 2101.0000
CPU min MHz: 1000.0000
BogoMIPS: 4200.00
Virtualization: VT-x
L1d cache: 32K
L1i cache: 32K
L2 cache: 1024K
L3 cache: 22528K
NUMA node0 CPU(s): 0-31
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 pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch epb cat_l3 cdp_l3 intel_ppin intel_pt ssbd mba ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm mpx rdt_a avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts pku ospke md_clear spec_ctrl intel_stibp flush_l1d
thanks,
akhilesh