49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
package testutil
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import "time"
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type LatencyConfig struct {
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BlockstoreLatency time.Duration
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NetworkLatency time.Duration
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RoutingLatency time.Duration
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}
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func (c LatencyConfig) AllInstantaneous() LatencyConfig {
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// Could use a zero value but whatever. Consistency of interface
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c.NetworkLatency = 0
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c.RoutingLatency = 0
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c.BlockstoreLatency = 0
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return c
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}
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func (c LatencyConfig) NetworkNYtoSF() LatencyConfig {
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c.NetworkLatency = 20 * time.Millisecond
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return c
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}
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func (c LatencyConfig) NetworkIntraDatacenter2014() LatencyConfig {
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c.NetworkLatency = 250 * time.Microsecond
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return c
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}
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func (c LatencyConfig) BlockstoreFastSSD2014() LatencyConfig {
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const iops = 100000
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c.BlockstoreLatency = (1 / iops) * time.Second
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return c
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}
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func (c LatencyConfig) BlockstoreSlowSSD2014() LatencyConfig {
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c.BlockstoreLatency = 150 * time.Microsecond
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return c
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}
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func (c LatencyConfig) Blockstore7200RPM() LatencyConfig {
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c.BlockstoreLatency = 8 * time.Millisecond
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return c
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}
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func (c LatencyConfig) RoutingSlow() LatencyConfig {
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c.RoutingLatency = 200 * time.Millisecond
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return c
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}
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