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-rw-r--r--gnu/packages/databases.scm6
1 files changed, 4 insertions, 2 deletions
diff --git a/gnu/packages/databases.scm b/gnu/packages/databases.scm
index bd6d458c72..93336aeb5f 100644
--- a/gnu/packages/databases.scm
+++ b/gnu/packages/databases.scm
@@ -900,14 +900,16 @@ Language.")
                (for-each disable-plugin disabled-plugins)
                #t)))
          (replace 'check
-           (lambda* (#:key (tests? #t) #:allow-other-keys)
+           (lambda* (#:key (tests? #t) parallel-tests? #:allow-other-keys)
              (if tests?
                  (with-directory-excursion "mysql-test"
                    (invoke "./mtr" "--verbose"
                            "--retry=3"
                            "--testcase-timeout=40"
                            "--suite-timeout=600"
-                           "--parallel" (number->string (parallel-job-count))
+                           "--parallel" (number->string (if parallel-tests?
+                                                          (parallel-job-count)
+                                                          1))
                            ;; Skip the replication tests: they are very I/O
                            ;; intensive and frequently causes indeterministic
                            ;; failures even on powerful hardware.