Skip to content

Instantly share code, notes, and snippets.

@wellfilverd
Last active February 22, 2024 16:51
Show Gist options
  • Save wellfilverd/951a0320f35879e95193123d5bfb87c7 to your computer and use it in GitHub Desktop.
Save wellfilverd/951a0320f35879e95193123d5bfb87c7 to your computer and use it in GitHub Desktop.
Datomic restore parameters string
;; Given a set of configuration for restore, and a restore function
;; returns the restore parameters string to be used
;; System Parameters
;; config a (baseline) config b(100x more) config c(500x more)
;; ##############################################################################################
;; datomic.s3BackupConcurrency 25 2500 12500
;; datomic.backupBranchConcurrency 32 3200 16000
;; datomic.writeConcurrency 4 400 2000
;; datomic.readConcurrency 8 800 4000
(def restore-config-baseline
[[:datomic.s3BackupConcurrency 25]
[:datomic.fileBackupConcurrency 5]
[:datomic.backupBranchConcurrency 32]
[:datomic.writeConcurrency 4]
[:datomic..readConcurrency 8]])
(def restore-config-100x
[[:datomic.s3BackupConcurrency 2500]
[:datomic.fileBackupConcurrency 500]
[:datomic.writeConcurrency 3200]
[:datomic.readConcurrency 800]])
(def restore-config-500x
[[:datomic.s3BackupConcurrency 12500]
[:datomic.fileBackupConcurrency 2500]
[:datomic.writeConcurrency 2000]
[:datomic.readConcurrency 4000]])
(defn string->%s=%s [k v] (format "%s=%s" k v))
(defn keyword->%s=%s [k v] (format "%s=%s" (name k) v))
(defn default->%s=%s [k v] nil)
(def params-predicate
{[java.lang.String java.lang.String] string->%s=%s
[java.lang.String java.lang.Long] string->%s=%s
[java.lang.String java.lang.Double] string->%s=%s
[clojure.lang.Keyword java.lang.String] keyword->%s=%s
[clojure.lang.Keyword java.lang.Long] keyword->%s=%s
[clojure.lang.Keyword java.lang.Double] keyword->%s=%s})
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment