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Calculate MAX_WORKERS default value by CPU number (#26177)

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To avoid consuming user's 100% CPU, limit the default value of
MAX_WORKERS

Fix #26063 (the CPU 100% problem mentioned in it)
This commit is contained in:
wxiaoguang
2023-07-27 16:40:35 +08:00
committed by GitHub
parent 73fb1ecdcf
commit 8baa42c8d7
4 changed files with 25 additions and 18 deletions
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8
modules/queue/manager_test.go
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@ -51,7 +51,7 @@ CONN_STR = redis://
assert.Equal(t, "", q.baseConfig.ConnStr)
assert.Equal(t, "default_queue", q.baseConfig.QueueFullName)
assert.Equal(t, "default_queue_unique", q.baseConfig.SetFullName)
assert.Equal(t, 10, q.GetWorkerMaxNumber())
assert.NotZero(t, q.GetWorkerMaxNumber())
assert.Equal(t, 0, q.GetWorkerNumber())
assert.Equal(t, 0, q.GetWorkerActiveNumber())
assert.Equal(t, 0, q.GetQueueItemNumber())
@ -75,7 +75,7 @@ BATCH_LENGTH = 22
CONN_STR =
QUEUE_NAME = _q2
SET_NAME = _u2
MAX_WORKERS = 2
MAX_WORKERS = 123
`)
assert.NoError(t, err)
@ -89,7 +89,7 @@ MAX_WORKERS = 2
assert.Equal(t, "addrs=127.0.0.1:6379 db=0", q1.baseConfig.ConnStr)
assert.Equal(t, "no-such_queue1", q1.baseConfig.QueueFullName)
assert.Equal(t, "no-such_queue1_unique", q1.baseConfig.SetFullName)
assert.Equal(t, 10, q1.GetWorkerMaxNumber())
assert.NotZero(t, q1.GetWorkerMaxNumber())
assert.Equal(t, 0, q1.GetWorkerNumber())
assert.Equal(t, 0, q1.GetWorkerActiveNumber())
assert.Equal(t, 0, q1.GetQueueItemNumber())
@ -105,7 +105,7 @@ MAX_WORKERS = 2
assert.Equal(t, "", q2.baseConfig.ConnStr)
assert.Equal(t, "sub_q2", q2.baseConfig.QueueFullName)
assert.Equal(t, "sub_q2_u2", q2.baseConfig.SetFullName)
assert.Equal(t, 2, q2.GetWorkerMaxNumber())
assert.Equal(t, 123, q2.GetWorkerMaxNumber())
assert.Equal(t, 0, q2.GetWorkerNumber())
assert.Equal(t, 0, q2.GetWorkerActiveNumber())
assert.Equal(t, 0, q2.GetQueueItemNumber())