wb | Add Nomad ssd cluster support and test profile

Makefile

@@ -100,6 +100,7 @@ PROFILES_NOMAD_PERF       := default-nomadperf ci-test-nomadperf ci-bench-nomadp
 PROFILES_NOMAD_PERF       += plutus-nomadperf fast-nomadperf latency-nomadperf
 PROFILES_NOMAD_PERF_NOP2P := default-nomadperf-nop2p oldtracing-nomadperf-nop2p ci-test-nomadperf-nop2p ci-bench-nomadperf-nop2p
 PROFILES_NOMAD_PERF_NOP2P += value-nomadperf-nop2p value-oldtracing-nomadperf-nop2p plutus-nomadperf-nop2p fast-nomadperf-nop2p
+PROFILES_NOMAD_PERFSSD    := fast-nomadperfssd
 
 LOCAL_PROFILES += $(PROFILES_BASE)
 LOCAL_PROFILES += $(PROFILES_FAST)
@@ -118,6 +119,7 @@ LOCAL_PROFILES += $(PROFILES_CHAINSYNC)
 LOCAL_PROFILES += $(PROFILES_VENDOR)
 CLOUD_PROFILES += $(PROFILES_NOMAD_PERF)
 CLOUD_PROFILES += $(PROFILES_NOMAD_PERF_NOP2P)
+CLOUD_PROFILES += $(PROFILES_NOMAD_PERFSSD)
 
 
 ## Note:  to enable a shell for a profile, just add its name (one of names from 'make ps') to SHELL_PROFILES

nix/workbench/backend/nomad-job.nix

@@ -190,7 +190,7 @@ let
     # namespace can be specified either with the flag -namespace or read from
     # the NOMAD_NAMESPACE environment variable."
     # https://developer.hashicorp.com/nomad/tutorials/manage-clusters/namespaces
-    namespace = null;
+    namespace = "default";
 
     # The region in which to execute the job.
     region = "global"; # SRE: They are actually using global.