fileservice: drain response reader to ensure connection reuse #25178

Job	Run time
CHECK PR VALID	2s
Matrixone Upgrade CI / Compatibility Test With Target on Linux/x64(LAUNCH)	47m 50s
Matrixone Upgrade CI / Compatibility Test With Release on Linux/x64(LAUNCH)	0s
Matrixone CI / SCA Test on Ubuntu/x86	10m 28s
Matrixone CI / UT Test on Ubuntu/x86	22m 26s
Matrixone CI / UT Test on Darwin/x86	0s
Matrixone Compose CI / multi cn e2e bvt test docker compose(PESSIMISTIC)	26m 53s
Matrixone Compose CI / multi cn e2e bvt test docker compose(Optimistic/PUSH)	20m 17s
Matrixone Standlone CI / e2e BVT Test on Linux/x64(LAUNCH,Optimistic)	30m 33s
Matrixone Standlone CI / Multi-CN e2e BVT Test on Linux/x64(LAUNCH, PROXY)	26m 15s
Matrixone Standlone CI / e2e BVT Test on Linux/x64(LAUNCH, PESSIMISTIC)	23m 6s
Matrixone Utils CI / check_organization_user	2s
Matrixone Utils CI / pr-size-label	4s
Matrixone Utils CI / PR Unit and BVT Test Coverage	40m 10s
Matrixone Utils CI / docu_issue_check	0s
	4h 8m 6s

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