[taler-deployment] branch master updated: NLnet task 5.

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ms pushed a commit to branch master
in repository deployment.

The following commit(s) were added to refs/heads/master by this push:
     new 144930b  NLnet task 5.
144930b is described below

commit 144930b146b3e926f92d10bd558414113d9ea362
Author: MS <ms@taler.net>
AuthorDate: Thu Jul 27 16:56:23 2023 +0200

    NLnet task 5.
    
    Completing the benchmark container.
---
 nlnet/task5/performance/.start.sh.swp | Bin 12288 -> 0 bytes
 nlnet/task5/performance/start.sh      |  33 +++++++++++++++++----------------
 2 files changed, 17 insertions(+), 16 deletions(-)

diff --git a/nlnet/task5/performance/.start.sh.swp 
b/nlnet/task5/performance/.start.sh.swp
deleted file mode 100644
index 78df566..0000000
Binary files a/nlnet/task5/performance/.start.sh.swp and /dev/null differ
diff --git a/nlnet/task5/performance/start.sh b/nlnet/task5/performance/start.sh
index 9ae2ada..2cc9175 100755
--- a/nlnet/task5/performance/start.sh
+++ b/nlnet/task5/performance/start.sh
@@ -8,13 +8,15 @@
 # and closes many PostgreSQL connections, as it is required
 # by milestone #3.
 
-set -eux
+set -eu
 
-# trap -- 'echo nullified signal' SIGINT SIGTERM SIGTSTP
+export HOW_MANY_WITHDRAWALS=100
 
 service postgresql start
 sudo -u postgres createuser -s root
-createdb libeufincheck
+
+# Activating the disconnection logs.
+sudo -u postgres psql -q -c "ALTER SYSTEM SET log_disconnections = 'on'" -c 
"SELECT pg_reload_conf()" > /dev/null
 
 # Converts AA:BB:CC.DDD to milliseconds.
 convert_pg_time_to_ms () {
@@ -53,8 +55,8 @@ prepare_and_run () {
     -c /exchange/src/benchmark/benchmark-cs.conf.edited \
     -u exchange-account-2 \
     -L WARNING \
-    -n1 \
-    -r100
+    -n 1 \
+    -r $HOW_MANY_WITHDRAWALS
 }
 
 export -f prepare_and_run
@@ -77,30 +79,29 @@ fi
 # it compatible with the format as GREPped through Postgres logs.
 BENCHMARK_TOT_MS=$(awk -F. '{t=($1 * 1000 + $2 * 10)} END {print t}' 
/benchmark-wall-clock-time.txt)
 
-NEXUS_LONGEST_DB_SESSION=$(grep disconnection < 
/var/log/postgresql/postgresql-14-main.log \
-  | grep $NEXUS_PID | convert_pg_time_to_ms | sort | tail -1)
+NEXUS_LONGEST_DB_SESSION_MS=$(grep disconnection < 
/var/log/postgresql/postgresql-15-main.log   | grep $NEXUS_PID | grep -o 
"session time:.*$" | grep -o [0-9]:[0-9][0-9]:[0-9][0-9]\.[0-9][0-9][0-9] | 
convert_pg_time_to_ms | sort -n | tail -n 1)
 
-SANDBOX_LONGEST_DB_SESSION=$(grep disconnection < 
/var/log/postgresql/postgresql-14-main.log \
-  | grep $SANDBOX_PID | convert_pg_time_to_ms | sort | tail -1)
+SANDBOX_LONGEST_DB_SESSION_MS=$(grep disconnection < 
/var/log/postgresql/postgresql-15-main.log   | grep $SANDBOX_PID | grep -o 
"session time:.*$" | grep -o [0-9]:[0-9][0-9]:[0-9][0-9]\.[0-9][0-9][0-9] | 
convert_pg_time_to_ms | sort -n | tail -n 1)
 
-if test $NEXUS_LONGEST_DB_SESSION -gt $BENCHMARK_TOT_MS; then
+if test $NEXUS_LONGEST_DB_SESSION_MS -gt $BENCHMARK_TOT_MS; then
   echo Nexus had a DB session longer than the benchmark itself, failing.
   exit 1
 fi
 
-if test $SANDBOX_LONGEST_DB_SESSION -gt $BENCHMARK_TOT_MS; then
+if test $SANDBOX_LONGEST_DB_SESSION_MS -gt $BENCHMARK_TOT_MS; then
   echo Sandbox had a DB session longer than the benchmark itself, failing.
   exit 1
 fi
 
-NEXUS_TIME_FRACTION=$(echo "$BENCHMARK_TOT_MS / $NEXUS_LONGEST_DB_SESSION" | 
bc -lq)
-SANDBOX_TIME_FRACTION=$(echo "$BENCHMARK_TOT_MS / $SANDBOX_LONGEST_DB_SESSION" 
| bc -lq)
+NEXUS_TIME_PORTION=$(echo "($NEXUS_LONGEST_DB_SESSION_MS / $BENCHMARK_TOT_MS) 
* 100" | bc -lq | sed 's/^\./0./')
+SANDBOX_TIME_PORTION=$(echo "($SANDBOX_LONGEST_DB_SESSION_MS / 
$BENCHMARK_TOT_MS) * 100" | bc -lq | sed 's/^\./0./')
 
 # Here: the further from 1 the better.
-echo Nexus longest DB session is $NEXUS_TIME_FRACTION of the total benchmark 
time.
-echo Sandbox longest DB session is $SANDBOX_TIME_FRACTION of the total 
benchmark time.
+echo Nexus longest DB session is $NEXUS_TIME_PORTION percent of the total 
benchmark time.
+echo Sandbox longest DB session is $SANDBOX_TIME_PORTION percent of the total 
benchmark time.
 
 # Now show the total space occupied by the database.
 # Although that's a _total_ estimate, it'll anyhow show
 # that _also_ libeufin has reasonable data usage.
-echo "SELECT pg_size_pretty(pg_database_size('libeufincheck'))" | psql -d 
libeufincheck
+TOTAL_DB_SPACE=$(echo "SELECT pg_size_pretty(pg_database_size('talercheck'))" 
| psql -d talercheck | grep "^ [0-9]" | tr -d "[:blank:]")
+echo "The total space occupied by the database for $HOW_MANY_WITHDRAWALS 
withdrawals is $TOTAL_DB_SPACE"

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