add configurable throughput and client parameters

[OVI3D0]

Description

add configurable throughput and client parameters for the nyc_taxis workload

Issues Resolved

#123

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[gkamat]

This is much cleaner than it was before; thanks for the changes. There are similar changes in the percolator workload, but making this consistent across workloads will be helpful to users.

Please add labels to the PR so the changes can be auto-backported to the appropriate OpenSearch version branches.

[opensearch-trigger-bot]

The backport to 1 failed:

The process '/usr/bin/git' failed with exit code 128

To backport manually, run these commands in your terminal:

# Fetch latest updates from GitHub
git fetch
# Create a new working tree
git worktree add ../.worktrees/backport-1 1
# Navigate to the new working tree
pushd ../.worktrees/backport-1
# Create a new branch
git switch --create backport/backport-371-to-1
# Cherry-pick the merged commit of this pull request and resolve the conflicts
git cherry-pick -x --mainline 1 27ae0f4e449ca7c33311ea1b8e41612374557b80
# Push it to GitHub
git push --set-upstream origin backport/backport-371-to-1
# Go back to the original working tree
popd
# Delete the working tree
git worktree remove ../.worktrees/backport-1

Then, create a pull request where the base branch is 1 and the compare/head branch is backport/backport-371-to-1.

[opensearch-trigger-bot]

The backport to 3 failed:

The process '/usr/bin/git' failed with exit code 1

To backport manually, run these commands in your terminal:

# Fetch latest updates from GitHub
git fetch
# Create a new working tree
git worktree add ../.worktrees/backport-3 3
# Navigate to the new working tree
pushd ../.worktrees/backport-3
# Create a new branch
git switch --create backport/backport-371-to-3
# Cherry-pick the merged commit of this pull request and resolve the conflicts
git cherry-pick -x --mainline 1 27ae0f4e449ca7c33311ea1b8e41612374557b80
# Push it to GitHub
git push --set-upstream origin backport/backport-371-to-3
# Go back to the original working tree
popd
# Delete the working tree
git worktree remove ../.worktrees/backport-3

Then, create a pull request where the base branch is 3 and the compare/head branch is backport/backport-371-to-3.

[opensearch-trigger-bot]

The backport to 7 failed:

The process '/usr/bin/git' failed with exit code 1

To backport manually, run these commands in your terminal:

# Fetch latest updates from GitHub
git fetch
# Create a new working tree
git worktree add ../.worktrees/backport-7 7
# Navigate to the new working tree
pushd ../.worktrees/backport-7
# Create a new branch
git switch --create backport/backport-371-to-7
# Cherry-pick the merged commit of this pull request and resolve the conflicts
git cherry-pick -x --mainline 1 27ae0f4e449ca7c33311ea1b8e41612374557b80
# Push it to GitHub
git push --set-upstream origin backport/backport-371-to-7
# Go back to the original working tree
popd
# Delete the working tree
git worktree remove ../.worktrees/backport-7

Then, create a pull request where the base branch is 7 and the compare/head branch is backport/backport-371-to-7.