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| """ | |
| This specific file was bodged together by ham-handed hedgehogs. If something looks wrong, it's because it is. | |
| If you're not a hedgehog, you shouldn't reuse this code. Use this instead: https://docs.streamlit.io/library/get-started | |
| """ | |
| import streamlit as st | |
| import mem_calc | |
| from models import models | |
| st.set_page_config(page_title="Memory calculator", layout="centered") | |
| st.markdown("""<style> | |
| .reportview-container { | |
| top: -80px; | |
| } | |
| </style>""", unsafe_allow_html=True) | |
| models = list(models.keys()) # respect the original order because py37 | |
| model = st.selectbox('Model architecture', models, index=models.index("gpt2-l")) | |
| optimizers_names = ('32-bit', '16-bit', '8-bit', 'factorized') | |
| optimizers_values = ['adam', '16-bit-adam', '8-bit-adam', 'adafactor'] | |
| optimizer = st.radio('Adam / LAMB states', optimizers_names) | |
| checkpoint = st.checkbox("Gradient checkpointing", value=True) | |
| offload = st.checkbox("Offload optimizer", value=False) | |
| share_params = st.checkbox("Share parameters", value=False) | |
| with st.expander("More options"): | |
| precisions_names = ('Full', 'Mixed ("O1")', 'Pure 16-bit') | |
| precisions_values = ('O0', 'O1', 'O3') | |
| precision = st.selectbox('Precision', precisions_names, index=1) | |
| vocab_size = int(st.number_input('Vocabulary size', min_value=1, step=1, value=50257, format="%i")) | |
| args = mem_calc.parse_args(f""" | |
| --model {model} --vocab_size {vocab_size} --optimizer {optimizers_values[optimizers_names.index(optimizer)]} | |
| {'--checkpoint' if checkpoint else ''} {'--offload' if offload else ''} {'--albert' if share_params else ''} | |
| --fp16-level {precisions_values[precisions_names.index(precision)]} | |
| """.split()) | |
| memory = mem_calc.calculate_memory(args) | |
| cols = st.columns(3) | |
| cols[0].metric("Parameters (GPU)", f"{memory['model']:.2f} GB", f"{memory['model']/memory['total_mem'] * 100:.2f} %", delta_color="off") | |
| cols[1].metric(f"Optimizer ({'GPU' if offload else 'CPU'})", f"{memory['optim']:.2f} GB", f"{memory['optim']/memory['total_mem'] * 100:.2f} %", delta_color="off") | |
| cols[2].metric("Activations (GPU)", f"{memory['grad']:.2f} GB", f"{memory['grad']/memory['total_mem'] * 100:.2f} %", delta_color="off") | |
| cols = st.columns(3) | |
| cols[0].metric("GPU total", f"{memory['total_mem']:.2f} GB") | |
| cols[1].metric("Offloaded to RAM", f"{memory['cpu_mem']:.2f} GB") | |
| cols[2].metric("Communication overhead", f"{memory['overhead'] * 1000:.2f} ms") | |