tzach

version: "3"

services:

  scylla-node1:
    container_name: scylla-node1
    image: scylladb/scylla:5.1.0
    restart: always
    command: --seeds=scylla-node1 --smp 1 --memory 750M --overprovisioned 1 --api-address 0.0.0.0
    volumes:

tzach

gh pr list --state closed  --search "created:>2023-03-01" -L 1000 

tzach

DROP KEYSPACE mykeyspace ;
CREATE KEYSPACE mykeyspace WITH replication = {'class': 'NetworkTopologyStrategy', 'replication_factor' : 3} AND durable_writes = true;

USE mykeyspace;

CREATE TABLE heartrate_v10 (
   pet_chip_id uuid,
   owner uuid,
   time timestamp,
   heart_rate int,

tzach

(defn count-consecutive-doubles [word]
  {word 
  (->> word
       (partition-by identity)
       (map count)
       (filter #(>= % 2))
       count
       )})

(with-open [rdr (clojure.java.io/reader  "/home/tzach/Downloads/words.txt")]

tzach

# https://gist.github.com/tzach/7486f1a0cc904c52f4514f20f14d2a97

docker run --name some-scylla -d scylladb/scylla:5.2 --smp 1 --memory 750M --overprovisioned 1
SEED=$(docker inspect --format='{{ .NetworkSettings.IPAddress }}' some-scylla)
docker run --name some-scylla2 -d scylladb/scylla:5.2 --smp 1 --memory 750M --overprovisioned 1 --api-address 0.0.0.0 --seeds="$SEED"
docker run --name some-scylla3 -d scylladb/scylla:5.2 --smp 1 --memory 750M --overprovisioned 1 --api-address 0.0.0.0 --seeds="$SEED"
docker exec -it some-scylla nodetool status

cd ~/projects/scylla-monitoring/
## update scylla-monitoring/prometheus/scylla_servers.example.yml

tzach

git log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit scylla-5.2.0..

tzach

## Scylla 
docker cp some-scylla:/etc/scylla/scylla.yaml .

// update scylla.yaml
authenticator: PasswordAuthenticator
authorizer: CassandraAuthorizer

docker cp scylla.yaml some-scylla:/etc/scylla/scylla.yaml

docker exec -it some-scylla supervisorctl restart scylla

tzach

### Scylla
docker run --name some-scylla -d scylladb/scylla:2.1.3
docker cp data.cql some-scylla:/data.cql
docker exec -it some-scylla cqlsh -f data.cql

### Spark
docker run -it -p 4040:4040 -p 8080:8080 -p 8081:8081 -p 10000:10000 -h spark --name=spark -d p7hb/docker-spark
docker exec -it spark /usr/local/spark-2.2.0-bin-hadoop2.7/sbin/start-thriftserver.sh \
--conf hive.server2.thrift.bind.host=0.0.0.0 \
--conf spark.cassandra.connection.host=172.17.0.2 \

tzach

var issuePrefix = "https://github.com/scylladb/scylladb/issues/"


function replaceWithLink(s) {
  var regExp = new RegExp("([0-9]+)","gi"); 
  var isseuNumber = regExp.exec(s)[0];
  return ("#" + isseuNumber);
 }

function test() {

tzach

git log scylla-5.1.0..scylla-5.2.0-rc0 | grep -E -i '(fixes|fix|close|closes|closed|fixed|resolve|resolved|resolved) #' | grep -Eo '#[0-9]*'