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roachtest/tests: adjust sqlsmith slightly #68990

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Aug 16, 2021
Merged

roachtest/tests: adjust sqlsmith slightly #68990

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14 changes: 10 additions & 4 deletions pkg/cmd/roachtest/tests/sqlsmith.go
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Original file line number Diff line number Diff line change
Expand Up @@ -132,11 +132,17 @@ func registerSQLSmith(r registry.Registry) {
// other setup queries have already completed, including the smither
// instantiation (otherwise, the setup might fail because of the
// injected panics).
injectPanicsStmt := "SET testing_vectorize_inject_panics=true;"
if _, err := conn.Exec(injectPanicsStmt); err != nil {
t.Fatal(err)
if rng.Float64() < 0.5 {
// TODO(yuzefovich): at the moment we're only injecting panics with
// 50% probability in order to test the hypothesis that this panic
// injection is the root cause of the inbox communication errors we
// have been seeing sporadically.
injectPanicsStmt := "SET testing_vectorize_inject_panics=true;"
if _, err := conn.Exec(injectPanicsStmt); err != nil {
t.Fatal(err)
}
logStmt(injectPanicsStmt)
}
logStmt(injectPanicsStmt)

t.Status("smithing")
until := time.After(t.Spec().(*registry.TestSpec).Timeout / 2)
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