Merge pull request #165 from tinybit/add_oxla_db

Added Oxla.com DB
ClickHouse · Feb 1, 2024 · a7437ed · a7437ed
2 parents cd86d46 + c37a35b
commit a7437ed
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diff --git a/oxla/benchmark.sh b/oxla/benchmark.sh
@@ -0,0 +1,123 @@
+#!/bin/bash -e
+
+# cleanup
+sudo ps aux | grep fakes3 | grep -v grep | awk '{print $2}' | sudo xargs -r kill -9
+sudo ps aux | grep oxla | grep -v grep | awk '{print $2}' | sudo xargs -r kill -9
+
+# docker
+sudo rm /usr/share/keyrings/docker-archive-keyring.gpg
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
+echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+sudo apt update
+sudo apt install -y docker-ce
+
+# base
+sudo apt-get install -y postgresql-client curl wget apt-transport-https ca-certificates software-properties-common gnupg2 parallel
+sudo DEBIAN_FRONTEND=noninteractive apt-get install -y build-essential
+
+# ruby and fake S3
+sudo apt install -y ruby-full
+sudo gem install bundler fakes3 webrick sorted_set
+
+# install aws cli tools
+sudo rm /usr/local/bin/aws
+sudo rm /usr/local/bin/aws_completer
+sudo rm -rf /usr/local/aws-cli
+sudo rm -rf ~/.aws/ aws
+
+curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip"
+unzip awscliv2.zip
+sudo ./aws/install --update
+/usr/local/bin/aws --version
+rm -f awscliv2.zip
+
+# configure aws
+mkdir -p ~/.aws
+echo -e "[default]\nregion = none" > ~/.aws/config
+echo -e "[default]\naws_access_key_id = none\naws_secret_access_key = none" > ~/.aws/credentials
+
+# run fake S3
+sudo ps aux | grep fakes3 | grep -v grep | awk '{print $2}' | sudo xargs -r kill -9
+sudo rm -rf /mnt/fakes3_root
+sudo mkdir -p /mnt/fakes3_root
+sudo chmod a+rw /mnt/fakes3_root -R
+fakes3 -r /mnt/fakes3_root -H 0.0.0.0 -p 4569 --license license.pdf > /dev/null 2>&1 &
+sleep 10 # waiting for container start
+
+# download dataset
+wget --no-verbose --continue 'https://datasets.clickhouse.com/hits_compatible/hits.tsv.gz'
+gzip -d hits.tsv.gz
+chmod 777 ~ hits.tsv
+
+# convert dataset to csv
+rm -f part_*.csv
+curl https://clickhouse.com/ | sh
+./clickhouse local --query "SELECT * FROM 'hits.tsv' INTO OUTFILE 'hits.csv'"
+rm hits.tsv
+
+# prepare digestable parts (5m rows each) of hits.csv
+split -l 5000000 hits.csv part_
+for file in part_*; do mv "$file" "${file}.csv"; done
+
+# upload dataset (prepared parts) to fake S3 bucket
+aws s3 mb s3://my-new-bucket --endpoint-url http://localhost:4569
+
+for file in part_*.csv; do
+    echo "Processing file: $file"
+
+    # copy the file to the S3 bucket
+    aws s3 cp "./$file" s3://my-new-bucket --endpoint-url http://localhost:4569 > /dev/null 2>&1
+
+    # clean-up tmp parts left after upload
+    TMPPARTS=$(aws s3api list-objects --bucket my-new-bucket --query "Contents[?contains(Key, '_${file}_')].Key" --output text --endpoint-url http://localhost:4569)
+    echo $TMPPARTS | tr ' ' '\n' | grep . | parallel -j16 aws s3api delete-object --bucket my-new-bucket --key {} --endpoint-url http://localhost:4569
+done
+
+# get and configure Oxla image
+echo "Install and run Oxla."
+
+sudo ps aux | grep oxla | grep -v grep | awk '{print $2}' | sudo xargs -r kill -9
+
+sudo docker run --rm -p 5432:5432 --name oxlacontainer public.ecr.aws/oxla/release:latest > /dev/null 2>&1 &
+sleep 10 # waiting for container start and db initialisation (leader election, etc.)
+
+sudo docker exec oxlacontainer /bin/bash -c "sed -i 's#endpoint: \"\"#endpoint: \"http://localhost:4569\"#g' oxla/default_config.yml"
+sudo docker exec oxlacontainer /bin/bash -c "sed -i 's#endpoint:.*#endpoint: '\''http://localhost:4569'\''#g' oxla/startup_config/config.yml"
+sudo docker rmi oxla-configured-image:latest > /dev/null 2>&1 || echo "" > /dev/null
+sudo docker commit oxlacontainer oxla-configured-image
+
+sudo ps aux | grep oxla | grep -v grep | awk '{print $2}' | sudo xargs -r kill -9
+
+# run oxla
+sudo docker run --rm --net=host --name oxlacontainer oxla-configured-image > /dev/null 2>&1 &
+sleep 10 # waiting for container start and db initialisation (leader election, etc.)
+
+# create table and ingest data
+export PGCLIENTENCODING=UTF8
+psql -h localhost -p 5432 -U postgres -t -c 'CREATE SCHEMA test'
+psql -h localhost -p 5432 -U postgres -d test -t < create.sql
+
+for file in part_*.csv; do
+    echo "Processing file: $file"
+    psql -h localhost -p 5432 -U postgres -d test -t -c '\timing' -c "COPY hits FROM 's3://my-new-bucket/$file';"
+    aws s3api delete-object --bucket my-new-bucket --key "$file" --endpoint-url http://localhost:4569
+done
+
+# get ingested data size
+echo "data size after ingest:"
+sudo docker exec oxlacontainer /bin/bash -c "du -s oxla/data"
+
+# wait for merges to finish
+sleep 30
+
+# kill fake S3 and remove its data
+ps aux | grep fakes3 | grep -v grep | awk '{print $2}' | sudo xargs -r kill -9
+sudo rm -rf /mnt/fakes3_root
+
+# run benchmark
+echo "running benchmark..."
+./run.sh 2>&1 | tee log.txt
+
+# format results
+cat log.txt | grep -oP 'Time: \d+\.\d+ ms' | sed -r -e 's/Time: ([0-9]+\.[0-9]+) ms/\1/' |
+    awk '{ if (i % 3 == 0) { printf "[" }; printf $1 / 1000; if (i % 3 != 2) { printf "," } else { print "]," }; ++i; }'
diff --git a/oxla/create.sql b/oxla/create.sql
@@ -0,0 +1,108 @@
+CREATE TABLE hits
+(
+    WatchID BIGINT NOT NULL,
+    JavaEnable INT NOT NULL,
+    Title TEXT NOT NULL,
+    GoodEvent INT NOT NULL,
+    EventTime TIMESTAMP NOT NULL,
+    EventDate Date NOT NULL,
+    CounterID INTEGER NOT NULL,
+    ClientIP INTEGER NOT NULL,
+    RegionID INTEGER NOT NULL,
+    UserID BIGINT NOT NULL,
+    CounterClass INT NOT NULL,
+    OS INT NOT NULL,
+    UserAgent INT NOT NULL,
+    URL TEXT NOT NULL,
+    Referer TEXT NOT NULL,
+    IsRefresh INT NOT NULL,
+    RefererCategoryID INT NOT NULL,
+    RefererRegionID INTEGER NOT NULL,
+    URLCategoryID INT NOT NULL,
+    URLRegionID INTEGER NOT NULL,
+    ResolutionWidth INT NOT NULL,
+    ResolutionHeight INT NOT NULL,
+    ResolutionDepth INT NOT NULL,
+    FlashMajor INT NOT NULL,
+    FlashMinor INT NOT NULL,
+    FlashMinor2 TEXT NOT NULL,
+    NetMajor INT NOT NULL,
+    NetMinor INT NOT NULL,
+    UserAgentMajor INT NOT NULL,
+    UserAgentMinor TEXT NOT NULL,
+    CookieEnable INT NOT NULL,
+    JavascriptEnable INT NOT NULL,
+    IsMobile INT NOT NULL,
+    MobilePhone INT NOT NULL,
+    MobilePhoneModel TEXT NOT NULL,
+    Params TEXT NOT NULL,
+    IPNetworkID INTEGER NOT NULL,
+    TraficSourceID INT NOT NULL,
+    SearchEngineID INT NOT NULL,
+    SearchPhrase TEXT NOT NULL,
+    AdvEngineID INT NOT NULL,
+    IsArtifical INT NOT NULL,
+    WindowClientWidth INT NOT NULL,
+    WindowClientHeight INT NOT NULL,
+    ClientTimeZone INT NOT NULL,
+    ClientEventTime TIMESTAMP NOT NULL,
+    SilverlightVersion1 INT NOT NULL,
+    SilverlightVersion2 INT NOT NULL,
+    SilverlightVersion3 INTEGER NOT NULL,
+    SilverlightVersion4 INT NOT NULL,
+    PageCharset TEXT NOT NULL,
+    CodeVersion INTEGER NOT NULL,
+    IsLink INT NOT NULL,
+    IsDownload INT NOT NULL,
+    IsNotBounce INT NOT NULL,
+    FUniqID BIGINT NOT NULL,
+    OriginalURL TEXT NOT NULL,
+    HID INTEGER NOT NULL,
+    IsOldCounter INT NOT NULL,
+    IsEvent INT NOT NULL,
+    IsParameter INT NOT NULL,
+    DontCountHits INT NOT NULL,
+    WithHash INT NOT NULL,
+    HitColor CHAR NOT NULL,
+    LocalEventTime TIMESTAMP NOT NULL,
+    Age INT NOT NULL,
+    Sex INT NOT NULL,
+    Income INT NOT NULL,
+    Interests INT NOT NULL,
+    Robotness INT NOT NULL,
+    RemoteIP INTEGER NOT NULL,
+    WindowName INTEGER NOT NULL,
+    OpenerName INTEGER NOT NULL,
+    HistoryLength INT NOT NULL,
+    BrowserLanguage TEXT NOT NULL,
+    BrowserCountry TEXT NOT NULL,
+    SocialNetwork TEXT NOT NULL,
+    SocialAction TEXT NOT NULL,
+    HTTPError INT NOT NULL,
+    SendTiming INTEGER NOT NULL,
+    DNSTiming INTEGER NOT NULL,
+    ConnectTiming INTEGER NOT NULL,
+    ResponseStartTiming INTEGER NOT NULL,
+    ResponseEndTiming INTEGER NOT NULL,
+    FetchTiming INTEGER NOT NULL,
+    SocialSourceNetworkID INT NOT NULL,
+    SocialSourcePage TEXT NOT NULL,
+    ParamPrice BIGINT NOT NULL,
+    ParamOrderID TEXT NOT NULL,
+    ParamCurrency TEXT NOT NULL,
+    ParamCurrencyID INT NOT NULL,
+    OpenstatServiceName TEXT NOT NULL,
+    OpenstatCampaignID TEXT NOT NULL,
+    OpenstatAdID TEXT NOT NULL,
+    OpenstatSourceID TEXT NOT NULL,
+    UTMSource TEXT NOT NULL,
+    UTMMedium TEXT NOT NULL,
+    UTMCampaign TEXT NOT NULL,
+    UTMContent TEXT NOT NULL,
+    UTMTerm TEXT NOT NULL,
+    FromTag TEXT NOT NULL,
+    HasGCLID INT NOT NULL,
+    RefererHash BIGINT NOT NULL,
+    URLHash BIGINT NOT NULL,
+    CLID INTEGER NOT NULL
+);
diff --git a/oxla/queries.sql b/oxla/queries.sql
@@ -0,0 +1,43 @@
+SELECT COUNT(*) FROM hits;
+SELECT COUNT(*) FROM hits WHERE AdvEngineID <> 0;
+SELECT SUM(AdvEngineID), COUNT(*), AVG(ResolutionWidth) FROM hits;
+SELECT AVG(UserID) FROM hits;
+SELECT COUNT(DISTINCT UserID) FROM hits;
+SELECT COUNT(DISTINCT SearchPhrase) FROM hits;
+SELECT MIN(EventDate), MAX(EventDate) FROM hits;
+SELECT AdvEngineID, COUNT(*) FROM hits WHERE AdvEngineID <> 0 GROUP BY AdvEngineID ORDER BY COUNT(*) DESC;
+SELECT RegionID, COUNT(DISTINCT UserID) AS u FROM hits GROUP BY RegionID ORDER BY u DESC LIMIT 10;
+SELECT RegionID, SUM(AdvEngineID), COUNT(*) AS c, AVG(ResolutionWidth), COUNT(DISTINCT UserID) FROM hits GROUP BY RegionID ORDER BY c DESC LIMIT 10;
+SELECT MobilePhoneModel, COUNT(DISTINCT UserID) AS u FROM hits WHERE MobilePhoneModel <> '' GROUP BY MobilePhoneModel ORDER BY u DESC LIMIT 10;
+SELECT MobilePhone, MobilePhoneModel, COUNT(DISTINCT UserID) AS u FROM hits WHERE MobilePhoneModel <> '' GROUP BY MobilePhone, MobilePhoneModel ORDER BY u DESC LIMIT 10;
+SELECT SearchPhrase, COUNT(*) AS c FROM hits WHERE SearchPhrase <> '' GROUP BY SearchPhrase ORDER BY c DESC LIMIT 10;
+SELECT SearchPhrase, COUNT(DISTINCT UserID) AS u FROM hits WHERE SearchPhrase <> '' GROUP BY SearchPhrase ORDER BY u DESC LIMIT 10;
+SELECT SearchEngineID, SearchPhrase, COUNT(*) AS c FROM hits WHERE SearchPhrase <> '' GROUP BY SearchEngineID, SearchPhrase ORDER BY c DESC LIMIT 10;
+SELECT UserID, COUNT(*) FROM hits GROUP BY UserID ORDER BY COUNT(*) DESC LIMIT 10;
+SELECT UserID, SearchPhrase, COUNT(*) FROM hits GROUP BY UserID, SearchPhrase ORDER BY COUNT(*) DESC LIMIT 10;
+SELECT UserID, SearchPhrase, COUNT(*) FROM hits GROUP BY UserID, SearchPhrase LIMIT 10;
+SELECT UserID, extract(minute FROM EventTime) AS m, SearchPhrase, COUNT(*) FROM hits GROUP BY UserID, m, SearchPhrase ORDER BY COUNT(*) DESC LIMIT 10;
+SELECT UserID FROM hits WHERE UserID = 435090932899640449;
+SELECT COUNT(*) FROM hits WHERE URL LIKE '%google%';
+SELECT NULL;
+SELECT NULL;
+SELECT * FROM hits WHERE URL LIKE '%google%' ORDER BY EventTime LIMIT 10;
+SELECT SearchPhrase FROM hits WHERE SearchPhrase <> '' ORDER BY EventTime LIMIT 10;
+SELECT SearchPhrase FROM hits WHERE SearchPhrase <> '' ORDER BY SearchPhrase LIMIT 10;
+SELECT SearchPhrase FROM hits WHERE SearchPhrase <> '' ORDER BY EventTime, SearchPhrase LIMIT 10;
+SELECT CounterID, AVG(length(URL)) AS l, COUNT(*) AS c FROM hits WHERE URL <> '' GROUP BY CounterID HAVING COUNT(*) > 100000 ORDER BY l DESC LIMIT 25;
+SELECT NULL;
+SELECT SUM(ResolutionWidth), SUM(ResolutionWidth + 1), SUM(ResolutionWidth + 2), SUM(ResolutionWidth + 3), SUM(ResolutionWidth + 4), SUM(ResolutionWidth + 5), SUM(ResolutionWidth + 6), SUM(ResolutionWidth + 7), SUM(ResolutionWidth + 8), SUM(ResolutionWidth + 9), SUM(ResolutionWidth + 10), SUM(ResolutionWidth + 11), SUM(ResolutionWidth + 12), SUM(ResolutionWidth + 13), SUM(ResolutionWidth + 14), SUM(ResolutionWidth + 15), SUM(ResolutionWidth + 16), SUM(ResolutionWidth + 17), SUM(ResolutionWidth + 18), SUM(ResolutionWidth + 19), SUM(ResolutionWidth + 20), SUM(ResolutionWidth + 21), SUM(ResolutionWidth + 22), SUM(ResolutionWidth + 23), SUM(ResolutionWidth + 24), SUM(ResolutionWidth + 25), SUM(ResolutionWidth + 26), SUM(ResolutionWidth + 27), SUM(ResolutionWidth + 28), SUM(ResolutionWidth + 29), SUM(ResolutionWidth + 30), SUM(ResolutionWidth + 31), SUM(ResolutionWidth + 32), SUM(ResolutionWidth + 33), SUM(ResolutionWidth + 34), SUM(ResolutionWidth + 35), SUM(ResolutionWidth + 36), SUM(ResolutionWidth + 37), SUM(ResolutionWidth + 38), SUM(ResolutionWidth + 39), SUM(ResolutionWidth + 40), SUM(ResolutionWidth + 41), SUM(ResolutionWidth + 42), SUM(ResolutionWidth + 43), SUM(ResolutionWidth + 44), SUM(ResolutionWidth + 45), SUM(ResolutionWidth + 46), SUM(ResolutionWidth + 47), SUM(ResolutionWidth + 48), SUM(ResolutionWidth + 49), SUM(ResolutionWidth + 50), SUM(ResolutionWidth + 51), SUM(ResolutionWidth + 52), SUM(ResolutionWidth + 53), SUM(ResolutionWidth + 54), SUM(ResolutionWidth + 55), SUM(ResolutionWidth + 56), SUM(ResolutionWidth + 57), SUM(ResolutionWidth + 58), SUM(ResolutionWidth + 59), SUM(ResolutionWidth + 60), SUM(ResolutionWidth + 61), SUM(ResolutionWidth + 62), SUM(ResolutionWidth + 63), SUM(ResolutionWidth + 64), SUM(ResolutionWidth + 65), SUM(ResolutionWidth + 66), SUM(ResolutionWidth + 67), SUM(ResolutionWidth + 68), SUM(ResolutionWidth + 69), SUM(ResolutionWidth + 70), SUM(ResolutionWidth + 71), SUM(ResolutionWidth + 72), SUM(ResolutionWidth + 73), SUM(ResolutionWidth + 74), SUM(ResolutionWidth + 75), SUM(ResolutionWidth + 76), SUM(ResolutionWidth + 77), SUM(ResolutionWidth + 78), SUM(ResolutionWidth + 79), SUM(ResolutionWidth + 80), SUM(ResolutionWidth + 81), SUM(ResolutionWidth + 82), SUM(ResolutionWidth + 83), SUM(ResolutionWidth + 84), SUM(ResolutionWidth + 85), SUM(ResolutionWidth + 86), SUM(ResolutionWidth + 87), SUM(ResolutionWidth + 88), SUM(ResolutionWidth + 89) FROM hits;
+SELECT SearchEngineID, ClientIP, COUNT(*) AS c, SUM(IsRefresh), AVG(ResolutionWidth) FROM hits WHERE SearchPhrase <> '' GROUP BY SearchEngineID, ClientIP ORDER BY c DESC LIMIT 10;
+SELECT WatchID, ClientIP, COUNT(*) AS c, SUM(IsRefresh), AVG(ResolutionWidth) FROM hits WHERE SearchPhrase <> '' GROUP BY WatchID, ClientIP ORDER BY c DESC LIMIT 10;
+SELECT WatchID, ClientIP, COUNT(*) AS c, SUM(IsRefresh), AVG(ResolutionWidth) FROM hits GROUP BY WatchID, ClientIP ORDER BY c DESC LIMIT 10;
+SELECT URL, COUNT(*) AS c FROM hits GROUP BY URL ORDER BY c DESC LIMIT 10;
+SELECT 1, URL, COUNT(*) AS c FROM hits GROUP BY 1, URL ORDER BY c DESC LIMIT 10;
+SELECT ClientIP, ClientIP - 1, ClientIP - 2, ClientIP - 3, COUNT(*) AS c FROM hits GROUP BY ClientIP, ClientIP - 1, ClientIP - 2, ClientIP - 3 ORDER BY c DESC LIMIT 10;
+SELECT URL, COUNT(*) AS PageViews FROM hits WHERE CounterID = 62 AND EventDate >= '2013-07-01' AND EventDate <= '2013-07-31' AND DontCountHits = 0 AND IsRefresh = 0 AND URL <> '' GROUP BY URL ORDER BY PageViews DESC LIMIT 10;
+SELECT Title, COUNT(*) AS PageViews FROM hits WHERE CounterID = 62 AND EventDate >= '2013-07-01' AND EventDate <= '2013-07-31' AND DontCountHits = 0 AND IsRefresh = 0 AND Title <> '' GROUP BY Title ORDER BY PageViews DESC LIMIT 10;
+SELECT URL, COUNT(*) AS PageViews FROM hits WHERE CounterID = 62 AND EventDate >= '2013-07-01' AND EventDate <= '2013-07-31' AND IsRefresh = 0 AND IsLink <> 0 AND IsDownload = 0 GROUP BY URL ORDER BY PageViews DESC LIMIT 10 OFFSET 1000;
+SELECT TraficSourceID, SearchEngineID, AdvEngineID, CASE WHEN (SearchEngineID = 0 AND AdvEngineID = 0) THEN Referer ELSE '' END AS Src, URL AS Dst, COUNT(*) AS PageViews FROM hits WHERE CounterID = 62 AND EventDate >= '2013-07-01' AND EventDate <= '2013-07-31' AND IsRefresh = 0 GROUP BY TraficSourceID, SearchEngineID, AdvEngineID, Src, Dst ORDER BY PageViews DESC LIMIT 10 OFFSET 1000;
+SELECT URLHash, EventDate, COUNT(*) AS PageViews FROM hits WHERE CounterID = 62 AND EventDate >= '2013-07-01' AND EventDate <= '2013-07-31' AND IsRefresh = 0 AND TraficSourceID IN (-1, 6) AND RefererHash = 3594120000172545465 GROUP BY URLHash, EventDate ORDER BY PageViews DESC LIMIT 10 OFFSET 100;
+SELECT WindowClientWidth, WindowClientHeight, COUNT(*) AS PageViews FROM hits WHERE CounterID = 62 AND EventDate >= '2013-07-01' AND EventDate <= '2013-07-31' AND IsRefresh = 0 AND DontCountHits = 0 AND URLHash = 2868770270353813622 GROUP BY WindowClientWidth, WindowClientHeight ORDER BY PageViews DESC LIMIT 10 OFFSET 10000;
+SELECT NULL;
diff --git a/oxla/results/c6a.4xlarge.json b/oxla/results/c6a.4xlarge.json
@@ -0,0 +1,58 @@
+{
+    "system": "Oxla.com",
+    "date": "2024-01-31",
+    "machine": "c6a.4xlarge, 500gb gp2",
+    "cluster_size": 1,
+    "comment": "ingests data only from non-compressed cvs. data should be ingested in chunks < ~5Gb",
+
+    "tags": ["C", "analytical", "somewhat PostgreSQL compatible"],
+
+    "load_time": 584.88,
+    "data_size": 83948840996,
+
+    "result": [
+    [0.050129,0.022855,0.022903],
+    [0.057503,0.015481,0.015516],
+    [0.094277,0.025541,0.026299],
+    [0.16258,0.024306,0.023829],
+    [0.039942,0.021789,0.02218],
+    [0.1374,0.101147,0.099119],
+    [0.059388,0.025719,0.0264],
+    [0.033712,0.017465,0.0184],
+    [0.135859,0.096702,0.095512],
+    [0.171016,0.155303,0.154772],
+    [0.190669,0.182083,0.183751],
+    [0.22111,0.18886,0.193252],
+    [2.52142,2.55214,2.54007],
+    [2.6807,2.5843,2.63534],
+    [2.75055,2.68715,2.67322],
+    [1.52986,1.47056,1.49706],
+    [8.22161,7.84746,7.57008],
+    [7.06027,7.33078,6.88351],
+    [10.5416,10.2955,10.2149],
+    [0.053765,0.02466,0.023807],
+    [2.67538,2.54948,2.71025],
+    [null,null,null],
+    [null,null,null],
+    [8.75207,8.09075,8.26788],
+    [0.359349,0.31487,0.312975],
+    [0.331405,0.339576,0.332647],
+    [0.351841,0.340408,0.325682],
+    [1.62115,1.67895,1.74872],
+    [null,null,null],
+    [1.58662,1.58356,1.58278],
+    [0.632047,0.553994,0.586148],
+    [1.15181,1.14935,1.10892],
+    [13.1952,13.0677,12.6957],
+    [15.9073,13.0187,12.6488],
+    [12.3274,13.7521,14.7386],
+    [1.27877,1.35705,1.24621],
+    [1.011,0.955655,0.967898],
+    [3.46346,0.841062,0.878294],
+    [0.867865,0.885799,0.812358],
+    [4.55556,1.79754,1.75293],
+    [4.00301,0.064817,0.062893],
+    [0.163954,0.063076,0.060033],
+    [null,null,null]
+    ]
+}
diff --git a/oxla/run.sh b/oxla/run.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+TRIES=3
+
+cat queries.sql | while read query; do
+    sync
+    echo 3 | sudo tee /proc/sys/vm/drop_caches
+
+    echo "$query";
+    for i in $(seq 1 $TRIES); do
+        sudo psql -h localhost -p 5432 -U postgres -d test -t -c '\timing' -c "$query" | grep 'Time'
+    done;
+done;