Cpu docker tcmalloc

[daniil-sizov]

Description

tcmalloc significantly improves performance for large datasets on CPU

Graphsage standalone, ogbn-products (s/epoch):
Intel(R) Xeon(R) Gold 6152 CPU @ 2.10GHz

no tcmalloc	tcmalloc
64.8298	54.7999

Graphsage distributed, ogbn-papers100M (s/epoch):
r6i.4xlarge, OMP_NUM_THREADS=6

no tcmalloc	tcmalloc
59.9632	44.5427

Checklist

Please feel free to remove inapplicable items for your PR.

• The PR title starts with [$CATEGORY] (such as [NN], [Model], [Doc], [Feature]])
• I've leverage the tools to beautify the python and c++ code.
• The PR is complete and small, read the Google eng practice (CL equals to PR) to understand more about small PR. In DGL, we consider PRs with less than 200 lines of core code change are small (example, test and documentation could be exempted).
• To the best of my knowledge, examples are either not affected by this change, or have been fixed to be compatible with this change

Changes

[dgl-bot]

To trigger regression tests:

• @dgl-bot run [instance-type] [which tests] [compare-with-branch];
  For example: @dgl-bot run g4dn.4xlarge all dmlc/master or @dgl-bot run c5.9xlarge kernel,api dmlc/master

[dgl-bot]

Commit ID: 022b843

Build ID: 1

Status: ❌ CI test failed in Stage [Lint Check].

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[dgl-bot]

Commit ID: 73b42f5

Build ID: 2

Status: ✅ CI test succeeded.

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[dgl-bot]

Commit ID: d7f81ba99b0970f753fe0a2220a1b28a2dee909c

Build ID: 3

Status: ✅ CI test succeeded.

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[dgl-bot]

Commit ID: 5b0b99bbdbf14a6e7aef3dfe6d6c42e72fbdbd1d

Build ID: 4

Status: ✅ CI test succeeded.

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[dgl-bot]

Commit ID: 469d420

Build ID: 5

Status: ✅ CI test succeeded.

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[frozenbugs]

@Rhett-Ying is out for this week, if not an emergent PR, let's way for Rhett coming back next Monday, @ me again if we need to get it merged sooner.