diff --git a/scripts/container/dcall-dup2-client b/scripts/container/dcall-dup2-client
index c4752c1..2ed2876 100755
--- a/scripts/container/dcall-dup2-client
+++ b/scripts/container/dcall-dup2-client
@@ -11,7 +11,7 @@ donar \
   -r 5000 \
 > $3/log/client-donar-stdout.log 2> $3/log/client-donar-stderr.log &
 
-sync_barrier_donar 5001 5000 \
+tail -f $4/log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > $3/log/client-measboot-stdout.log 2> $3/log/client-measboot-stderr.log 
 
 dcall \
diff --git a/scripts/container/dcall-dup2-server b/scripts/container/dcall-dup2-server
index 7ec70a3..24a23cb 100755
--- a/scripts/container/dcall-dup2-server
+++ b/scripts/container/dcall-dup2-server
@@ -11,7 +11,7 @@ donar \
   -r 5001 \
 > ../log/server-donar-stdout.log 2> ../log/server-donar-stderr.log &
 
-sync_barrier_donar 5000 5001 \
+tail -f ../log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > ../log/server-measboot-stdout.log 2> ../log/server-measboot-stderr.log
 
 dcall \
diff --git a/scripts/container/dcall-dup2-server-single b/scripts/container/dcall-dup2-server-single
index f794631..c80dbef 100755
--- a/scripts/container/dcall-dup2-server-single
+++ b/scripts/container/dcall-dup2-server-single
@@ -12,7 +12,7 @@ donar \
   -r 5001 \
 > ../log/server-donar-stdout.log 2> ../log/server-donar-stderr.log &
 
-sync_barrier_donar 5000 5001 \
+tail -f ../log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > ../log/server-measboot-stdout.log 2> ../log/server-measboot-stderr.log &
 
 dcall \
diff --git a/scripts/container/dcall-lightning-client b/scripts/container/dcall-lightning-client
index 39c4cd5..ac860a7 100755
--- a/scripts/container/dcall-lightning-client
+++ b/scripts/container/dcall-lightning-client
@@ -12,7 +12,7 @@ donar \
   -r 5000 \
 > $4/log/client-donar-stdout.log 2> $4/log/client-donar-stderr.log &
 
-sync_barrier_donar 5001 5000 \
+tail -f $4/log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > $4/log/client-measboot-stdout.log 2> $4/log/client-measboot-stderr.log 
 
 dcall \
diff --git a/scripts/container/dcall-lightning-server b/scripts/container/dcall-lightning-server
index 8c1192a..44e3082 100755
--- a/scripts/container/dcall-lightning-server
+++ b/scripts/container/dcall-lightning-server
@@ -12,7 +12,7 @@ donar \
   -r 5001 \
 > ../log/server-donar-stdout.log 2> ../log/server-donar-stderr.log &
 
-sync_barrier_donar 5000 5001 \
+tail -f ../log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > ../log/server-measboot-stdout.log 2> ../log/server-measboot-stderr.log 
 
 dcall \
diff --git a/scripts/container/dcall-lightning-server-single b/scripts/container/dcall-lightning-server-single
index 7550d51..da11586 100755
--- a/scripts/container/dcall-lightning-server-single
+++ b/scripts/container/dcall-lightning-server-single
@@ -13,7 +13,7 @@ donar \
   -r 5001 \
 > ../log/server-donar-stdout.log 2> ../log/server-donar-stderr.log &
 
-sync_barrier_donar 5000 5001 \
+tail -f ../log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > ../log/server-measboot-stdout.log 2> ../log/server-measboot-stderr.log 
 
 dcall \
diff --git a/scripts/container/dcall-simple-client b/scripts/container/dcall-simple-client
index b406a6a..082a760 100755
--- a/scripts/container/dcall-simple-client
+++ b/scripts/container/dcall-simple-client
@@ -11,7 +11,7 @@ donar \
   -r 5000 \
 > $3/log/client-donar-stdout.log 2> $3/log/client-donar-stderr.log &
 
-sync_barrier_donar 5001 5000 \
+tail -f $4/log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > $3/log/client-measboot-stdout.log 2> $3/log/client-measboot-stderr.log 
 
 dcall \
diff --git a/scripts/container/dcall-simple-server b/scripts/container/dcall-simple-server
index be1b37b..c399da0 100755
--- a/scripts/container/dcall-simple-server
+++ b/scripts/container/dcall-simple-server
@@ -11,7 +11,7 @@ donar \
   -r 5001 \
 > ../log/server-donar-stdout.log 2> ../log/server-donar-stderr.log &
 
-sync_barrier_donar 5000 5001 \
+tail -f ../log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > ../log/server-measboot-stdout.log 2> ../log/server-measboot-stderr.log 
 
 dcall \
diff --git a/scripts/container/dcall-simple-server-single b/scripts/container/dcall-simple-server-single
index 762578b..e78719d 100755
--- a/scripts/container/dcall-simple-server-single
+++ b/scripts/container/dcall-simple-server-single
@@ -11,7 +11,7 @@ donar \
   -r 5001 \
 > ../log/server-donar-stdout.log 2> ../log/server-donar-stderr.log &
 
-sync_barrier_donar 5000 5001 \
+tail -f ../log/server-donar-stdout.log | grep -q "=== Our 12 requested circuits are now up ===" \
 > ../log/server-measboot-stdout.log 2> ../log/server-measboot-stderr.log &
 
 dcall \