Merge branch 'master' of cloud21.cvtt.vpn:/opt/store/git/cvtt2/ops

VERSION

@@ -1 +1 @@
-2.0.6,OPS-6
+2.1.3,remove cvttdata

build/run_build.sh

@@ -10,7 +10,7 @@ if [ "" == "${prj}" ] ; then
     usage
 fi
 
-Cmd="pushd /home/oleg/develop/cvtt2"
+Cmd="pushd /home/oleg/develop/cvtt2-ops"
 Cmd="${Cmd} && (cd ${prj}"
 Cmd="${Cmd} && git pushall)"
 Cmd="${Cmd} && ./build_release.sh -p ${prj}"

research/aggregate_features.sh

@@ -0,0 +1,275 @@
+#!/bin/bash
+
+if [ $# -ne 2 ]; then
+    echo "Usage: $0 <source_database_file> <features_database_file>"
+    exit 1
+fi
+
+SRC_DB=$1
+DEST_DB=$2
+
+if [ ! -f "$SRC_DB" ]; then
+    echo "Error: Source database file $SRC_DB does not exist"
+    exit 1
+fi
+
+echo "Creating feature tables in $DEST_DB using data from $SRC_DB..."
+
+# Create md_1min_trade_features table
+echo "Creating md_1min_trade_features table..."
+sqlite3 "$DEST_DB" "
+DROP TABLE IF EXISTS md_1min_trade_features;
+CREATE TABLE IF NOT EXISTS md_1min_trade_features (
+    bin_tstamp TEXT,
+    tstamp_ns INTEGER,
+    exchange_id TEXT,
+    instrument_id TEXT,
+    price_mean REAL,
+    price_median REAL,
+    volume REAL,
+    vwap REAL,
+    signed_volume REAL,
+    order_flow_imbalance REAL,
+    num_trades INTEGER,
+    avg_trade_size REAL,
+    PRIMARY KEY (bin_tstamp, exchange_id, instrument_id)
+);"
+
+# Create index for md_1min_trade_features
+echo "Creating index for md_1min_trade_features..."
+sqlite3 "$DEST_DB" "
+CREATE UNIQUE INDEX IF NOT EXISTS md_1min_trade_features_uidx
+ON md_1min_trade_features(bin_tstamp, exchange_id, instrument_id);"
+
+# Populate md_1min_trade_features using source database
+echo "Populating md_1min_trade_features..."
+sqlite3 "$SRC_DB" "ATTACH DATABASE '$DEST_DB' AS dest;
+WITH trade_metrics AS (
+    SELECT
+        tstamp,
+        strftime('%Y-%m-%d %H:%M:00', tstamp) as bin_tstamp,
+        exchange_id,
+        instrument_id,
+        px as price,
+        qty,
+        CASE
+            WHEN condition = 'B' THEN qty
+            WHEN condition = 'S' THEN -qty
+            ELSE 0
+        END as signed_qty
+    FROM md_trades
+),
+trade_metrics_agg AS (
+    SELECT
+        bin_tstamp,
+        exchange_id,
+        instrument_id,
+        COUNT(*) as cnt,
+        MIN(tstamp) as min_tstamp,
+        MAX(tstamp) as max_tstamp
+    FROM trade_metrics
+    GROUP BY bin_tstamp, exchange_id, instrument_id
+)
+INSERT INTO dest.md_1min_trade_features
+SELECT
+    tm.bin_tstamp,
+    CAST(strftime('%s', tm.bin_tstamp) * 1000000000 AS INTEGER) as tstamp_ns,
+    tm.exchange_id,
+    tm.instrument_id,
+    AVG(price) as price_mean,
+    AVG(CASE WHEN rank_num >= FLOOR(cnt/2.0) AND rank_num <= CEIL(cnt/2.0) THEN price ELSE NULL END) as price_median,
+    SUM(qty) as volume,
+    SUM(price * qty) / SUM(qty) as vwap,
+    SUM(signed_qty) as signed_volume,
+    SUM(CASE WHEN signed_qty > 0 THEN signed_qty ELSE 0 END) -
+    SUM(CASE WHEN signed_qty < 0 THEN ABS(signed_qty) ELSE 0 END) as order_flow_imbalance,
+    COUNT(*) as num_trades,
+    AVG(qty) as avg_trade_size
+FROM (
+    SELECT
+        tm.*,
+        tma.cnt,
+        ROW_NUMBER() OVER (PARTITION BY tm.bin_tstamp, tm.exchange_id, tm.instrument_id ORDER BY price) as rank_num
+    FROM trade_metrics tm
+    JOIN trade_metrics_agg tma
+        ON tm.bin_tstamp = tma.bin_tstamp
+        AND tm.exchange_id = tma.exchange_id
+        AND tm.instrument_id = tma.instrument_id
+) tm
+GROUP BY tm.bin_tstamp, tm.exchange_id, tm.instrument_id;"
+
+# Create md_1min_quote_features table in destination database
+echo "Creating md_1min_quote_features table..."
+sqlite3 "$DEST_DB" "
+DROP TABLE IF EXISTS md_1min_quote_features;
+CREATE TABLE IF NOT EXISTS md_1min_quote_features (
+    bin_tstamp TEXT,
+    tstamp_ns INTEGER,
+    exchange_id TEXT,
+    instrument_id TEXT,
+    mid_price_open REAL,
+    mid_price_high REAL,
+    mid_price_low REAL,
+    mid_price_close REAL,
+    mid_price_mean REAL,
+    rel_spread_mean REAL,
+    rel_spread_min REAL,
+    rel_spread_max REAL,
+    rel_spread_first REAL,
+    rel_spread_last REAL,
+    l1_imbalance_mean REAL,
+    l1_imbalance_min REAL,
+    l1_imbalance_max REAL,
+    l1_imbalance_first REAL,
+    l1_imbalance_last REAL,
+    micro_price_mean REAL,
+    micro_price_min REAL,
+    micro_price_max REAL,
+    micro_price_first REAL,
+    micro_price_last REAL,
+    weighted_mid_mean REAL,
+    weighted_mid_min REAL,
+    weighted_mid_max REAL,
+    weighted_mid_first REAL,
+    weighted_mid_last REAL,
+    PRIMARY KEY (bin_tstamp, exchange_id, instrument_id)
+);"
+
+# Create index for md_1min_quote_features
+echo "Creating index for md_1min_quote_features..."
+sqlite3 "$DEST_DB" "
+CREATE UNIQUE INDEX IF NOT EXISTS md_1min_quote_features_uidx
+ON md_1min_quote_features(bin_tstamp, exchange_id, instrument_id);"
+
+# Populate md_1min_quote_features using source database
+echo "Populating md_1min_quote_features..."
+sqlite3 "$SRC_DB" "ATTACH DATABASE '$DEST_DB' AS dest;
+INSERT INTO dest.md_1min_quote_features
+SELECT
+    strftime('%Y-%m-%d %H:%M:00', tstamp) as bin_tstamp,
+    CAST(strftime('%s', tstamp) * 1000000000 AS INTEGER) as tstamp_ns,
+    exchange_id,
+    instrument_id,
+    FIRST_VALUE((ask_px + bid_px) / 2.0) OVER w as mid_price_open,
+    MAX((ask_px + bid_px) / 2.0) as mid_price_high,
+    MIN((ask_px + bid_px) / 2.0) as mid_price_low,
+    LAST_VALUE((ask_px + bid_px) / 2.0) OVER w as mid_price_close,
+    AVG((ask_px + bid_px) / 2.0) as mid_price_mean,
+    AVG((ask_px - bid_px) / ((ask_px + bid_px) / 2.0)) as rel_spread_mean,
+    MIN((ask_px - bid_px) / ((ask_px + bid_px) / 2.0)) as rel_spread_min,
+    MAX((ask_px - bid_px) / ((ask_px + bid_px) / 2.0)) as rel_spread_max,
+    FIRST_VALUE((ask_px - bid_px) / ((ask_px + bid_px) / 2.0)) OVER w as rel_spread_first,
+    LAST_VALUE((ask_px - bid_px) / ((ask_px + bid_px) / 2.0)) OVER w as rel_spread_last,
+    AVG((bid_qty - ask_qty) / (bid_qty + ask_qty)) as l1_imbalance_mean,
+    MIN((bid_qty - ask_qty) / (bid_qty + ask_qty)) as l1_imbalance_min,
+    MAX((bid_qty - ask_qty) / (bid_qty + ask_qty)) as l1_imbalance_max,
+    FIRST_VALUE((bid_qty - ask_qty) / (bid_qty + ask_qty)) OVER w as l1_imbalance_first,
+    LAST_VALUE((bid_qty - ask_qty) / (bid_qty + ask_qty)) OVER w as l1_imbalance_last,
+    AVG((ask_px * bid_qty + bid_px * ask_qty) / (bid_qty + ask_qty)) as micro_price_mean,
+    MIN((ask_px * bid_qty + bid_px * ask_qty) / (bid_qty + ask_qty)) as micro_price_min,
+    MAX((ask_px * bid_qty + bid_px * ask_qty) / (bid_qty + ask_qty)) as micro_price_max,
+    FIRST_VALUE((ask_px * bid_qty + bid_px * ask_qty) / (bid_qty + ask_qty)) OVER w as micro_price_first,
+    LAST_VALUE((ask_px * bid_qty + bid_px * ask_qty) / (bid_qty + ask_qty)) OVER w as micro_price_last,
+    AVG((ask_px * ask_qty + bid_px * bid_qty) / (bid_qty + ask_qty)) as weighted_mid_mean,
+    MIN((ask_px * ask_qty + bid_px * bid_qty) / (bid_qty + ask_qty)) as weighted_mid_min,
+    MAX((ask_px * ask_qty + bid_px * bid_qty) / (bid_qty + ask_qty)) as weighted_mid_max,
+    FIRST_VALUE((ask_px * ask_qty + bid_px * bid_qty) / (bid_qty + ask_qty)) OVER w as weighted_mid_first,
+    LAST_VALUE((ask_px * ask_qty + bid_px * bid_qty) / (bid_qty + ask_qty)) OVER w as weighted_mid_last
+FROM md_quotes
+GROUP BY strftime('%Y-%m-%d %H:%M:00', tstamp), exchange_id, instrument_id
+WINDOW w AS (
+    PARTITION BY strftime('%Y-%m-%d %H:%M:00', tstamp), exchange_id, instrument_id
+    ORDER BY tstamp
+    RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
+);"
+
+# Copy the md_1min_bars table to destination database
+echo "Copying md_1min_bars to destination..."
+sqlite3 "$DEST_DB" "
+DROP TABLE IF EXISTS md_1min_bars;
+CREATE TABLE IF NOT EXISTS md_1min_bars (
+    bin_tstamp TEXT,
+    tstamp_ns INTEGER,
+    exchange_id TEXT,
+    instrument_id TEXT,
+    open REAL,
+    high REAL,
+    low REAL,
+    close REAL,
+    volume REAL,
+    vwap REAL,
+    num_trades INTEGER,
+    PRIMARY KEY (bin_tstamp, exchange_id, instrument_id)
+);"
+
+echo "Creating index for md_1min_bars..."
+sqlite3 "$DEST_DB" "
+CREATE UNIQUE INDEX IF NOT EXISTS md_1min_bars_uidx
+ON md_1min_bars(bin_tstamp, exchange_id, instrument_id);"
+
+echo "Populating md_1min_bars..."
+sqlite3 "$SRC_DB" "ATTACH DATABASE '$DEST_DB' AS dest;
+INSERT INTO dest.md_1min_bars
+SELECT * FROM md_1min_bars;"
+
+# Create the combined features view in destination database
+echo "Creating combined features view..."
+sqlite3 "$DEST_DB" "
+DROP VIEW IF EXISTS md_1min_features_view;
+CREATE VIEW IF NOT EXISTS md_1min_features_view AS
+SELECT
+    b.bin_tstamp,
+    b.tstamp_ns,
+    b.exchange_id,
+    b.instrument_id,
+    -- OHLCV data from md_1min_bars
+    b.open,
+    b.high,
+    b.low,
+    b.close,
+    b.volume,
+    b.vwap,
+    b.num_trades,
+    -- Quote features
+    q.mid_price_open,
+    q.mid_price_high,
+    q.mid_price_low,
+    q.mid_price_close,
+    q.mid_price_mean,
+    q.rel_spread_mean,
+    q.rel_spread_min,
+    q.rel_spread_max,
+    q.rel_spread_first,
+    q.rel_spread_last,
+    q.l1_imbalance_mean,
+    q.l1_imbalance_min,
+    q.l1_imbalance_max,
+    q.l1_imbalance_first,
+    q.l1_imbalance_last,
+    q.micro_price_mean,
+    q.micro_price_min,
+    q.micro_price_max,
+    q.micro_price_first,
+    q.micro_price_last,
+    q.weighted_mid_mean,
+    q.weighted_mid_min,
+    q.weighted_mid_max,
+    q.weighted_mid_first,
+    q.weighted_mid_last,
+    -- Trade features
+    t.price_mean as trade_price_mean,
+    t.price_median as trade_price_median,
+    t.signed_volume,
+    t.order_flow_imbalance,
+    t.avg_trade_size
+FROM md_1min_bars b
+LEFT JOIN md_1min_quote_features q
+    ON b.bin_tstamp = q.bin_tstamp
+    AND b.exchange_id = q.exchange_id
+    AND b.instrument_id = q.instrument_id
+LEFT JOIN md_1min_trade_features t
+    ON b.bin_tstamp = t.bin_tstamp
+    AND b.exchange_id = t.exchange_id
+    AND b.instrument_id = t.instrument_id;"
+
+echo "Feature tables created and populated successfully in $DEST_DB!"

research/load_crypto_md.sh

@@ -1,7 +1,10 @@
 #!/usr/bin/env bash
 
 usage() {
-  echo "Usage: $0 [-h <host (hs01*/cloud21)>] [-d <YYYYMMDD> (yesterday*)] [-s <source> (cvttdata/cloud21*)>]"
+  echo -n "Usage: $0 [-h <host (hs01*/cloud21)>]"
+  echo -n " [-d <YYYYMMDD> (yesterday*)]"
+  echo -n " [-s <source> (cvttdata/cloud21*)>]"
+  echo " [-t <target_dir> (/opt/jupyter_gpu/data/crypto_md)]"
   exit 1
 }
 
@@ -19,11 +22,15 @@ is_valid() {
   return 1
 }
 
+# ------- D E F A U L T S
 date=""
 host=hs01
 source=cloud21
+TargetDir="/opt/jupyter_gpu/data/crypto_md"
+# ------- D E F A U L T S
 
-while getopts ":h:d:s:" opt; do
+
+while getopts ":h:d:s:t:" opt; do
   case ${opt} in
     d )
       date=$OPTARG
@@ -34,6 +41,9 @@ while getopts ":h:d:s:" opt; do
     s )
       source=$OPTARG
       ;;
+    t )
+      TargetDir=$OPTARG
+      ;;
     \? )
       echo "Invalid option: -$OPTARG" >&2
       usage
@@ -82,7 +92,6 @@ SourceFile=$(date -d ${date} "+%Y%m%d.mktdata.db")
 SourceFileZip="${SourceFile}.gz"
 SourceFilePath=$(date -d ${date} "+${SourceRootDir}/%Y/%m/${SourceFileZip}")
 
-TargetDir="/opt/jupyter_gpu/data/crypto_md"
 TargetFile=$(date -d ${date} "+%Y%m%d.mktdata.ohlcv.db")
 TargetFilePath="${TargetDir}/${TargetFile}"
 

research/prepare_crypto_simdata.sh

@@ -10,17 +10,22 @@
 
 
 usage() {
-  echo "Usage: $0  -d YYYMMDD Date> [-O <output dir (./) >]"
+  echo -n "Usage: $0"
+  echo -n " -d YYYMMDD Date>"
+  echo -n " [-O <output dir (./) >]"
+  echo -n " [-S <archive_source_host (cloud21)>]"
+  echo -n " [-D <orig_db_source> (cloud21)]"
+  echo
   exit 1
 }
 
 # --------------------- Settings
-SourceHost=cloud21.cvtt.vpn
+SourceHost=cloud21
 SourceRootDir=/opt/store/cvtt/md_archive/crypto
 DbSource=cloud21
 # --------------------- Settings
 
-while getopts ":d:O:" opt; do
+while getopts ":d:O:S:D:" opt; do
   case ${opt} in
     d )
       Date=$OPTARG
@@ -28,6 +33,12 @@ while getopts ":d:O:" opt; do
     O )
       OutputDir=$OPTARG
       ;;
+    S )
+      SourceHost=$OPTARG
+      ;;
+    D )
+      DbSource=$OPTARG
+      ;;
     \? )
       echo "Invalid option: -$OPTARG" >&2
       usage
@@ -46,6 +57,8 @@ fi
 if [ -z ${OutputDir}  ] ; then
     OutputDir=.
 fi
+
+SourceHost+=".cvtt.vpn"
 mkdir -p ${OutputDir}
 
 # --- Binance

scripts/__DEPRECATED__/archive_yesterday_md.sh

@@ -1,44 +0,0 @@
-#!/bin/bash
-
-Python=/home/cvtt/.pyenv/python3.12-venv/bin/python3.12
-RootDir=/home/cvtt/prod
-export PYTHONPATH=${RootDir}
-
-host=${1}
-if [ "${host}" == "cvttdata" ]
-then
-    ArchiveRootDir=/home/cvtt/prod/archive/md_archive/crypto/cvttdata
-    CredKey=TSDB_MD_CVTTDATA_RO
-elif [ "${host}" == "cloud21" ]
-then
-    ArchiveRootDir=/home/cvtt/prod/archive/md_archive/crypto/cloud21
-    CredKey=TSDB_MD_CLD21_RO
-else
-    echo "Unknown host ${host}. ${0} Aborted."
-    exit 1
-fi
-
-mkdir -p ${ArchiveRootDir}
-
-yesterday=$(date -d "yesterday" +%Y%m%d)
-Schemas=${2}
-if [ "${Schemas}" == "" ]
-then
-    Schemas="coinbase,bnbspot,bnbfut"
-fi
-echo "Schemas=${Schemas}"
-
-Cmd=
-Cmd="${Python}"
-Cmd="${Cmd} ${RootDir}/cvttpy/research/utils/archive_ts_md.py"
-Cmd="${Cmd} --config=http://cloud16.cvtt.vpn:6789/apps/md_recorder"
-Cmd="${Cmd} --db_credentials_key=${CredKey}"
-Cmd="${Cmd} --date=${yesterday}"
-Cmd="${Cmd} --schemas=${Schemas}"
-Cmd="${Cmd} --root_dir=${ArchiveRootDir}"
-Cmd="${Cmd} --format=SQLite"
-Cmd="${Cmd} --compress"
-echo ${Cmd}
-eval ${Cmd}
-
-echo "${0} ${*} Done."

scripts/mkt_data/checklists/crypto_md_chcklst.sh

@@ -26,9 +26,11 @@ run_checklist() {
     declare -A Commands
     Commands=(
         ["hs01:cloud21"]="ssh cvtt@hs01.cvtt.vpn ls -l /works/cvtt/md_archive/crypto/cloud21/${yr}/${mn} | tail -5"
-        ["hs01:cvttdata"]="ssh cvtt@hs01.cvtt.vpn ls -l /works/cvtt/md_archive/crypto/cvttdata/${yr}/${mn} | tail -5"
-        ["cloud21:cloud21"]="ssh cvtt@cloud21.cvtt.vpn ls -l /opt/store/cvtt/md_archive/crypto/cloud21/${yr}/${mn} | tail -5"
-        ["cloud21:cvttdata"]="ssh cvtt@cloud21.cvtt.vpn ls -l /opt/store/cvtt/md_archive/crypto/cvttdata/${yr}/${mn} | tail -5"
+        ["hs01:cloud28"]="ssh cvtt@hs01.cvtt.vpn ls -l /works/cvtt/md_archive/crypto/cloud28/${yr}/${mn} | tail -5"
+        ["hs01:sim"]="ssh cvtt@hs01.cvtt.vpn ls -l /works/cvtt/md_archive/crypto/sim/ | tail -5"
+        ["cloud21:cloud21"]="ssh cvtt@cloud21.cvtt.vpn ls -l /works/cvtt/md_archive/crypto/cloud21/${yr}/${mn} | tail -5"
+        ["cloud21:cloud28"]="ssh cvtt@cloud21.cvtt.vpn ls -l /works/cvtt/md_archive/crypto/cloud28/${yr}/${mn} | tail -5"
+        ["cloud21:sim"]="ssh cvtt@cloud21.cvtt.vpn ls -l /works/cvtt/md_archive/crypto/sim | tail -5"
         ["gpushnik"]="ssh oleg@gpushnik.cvtt.vpn 'ls -l /opt/jupyter_gpu/data/crypto_md | tail -10'"
     )
 

scripts/mkt_data/checklists/eqty_md_chcklst.sh

@@ -29,12 +29,14 @@ run_checklist() {
         Commands["hs01"]+="ssh cvtt@hs01.cvtt.vpn ls -l /works/cvtt/md_archive/equity/alpaca_md/${yr}/${sym} | tail -3; "
     done
     Commands["hs01"]+="echo"
+    Commands["hs01:sim"]="ssh cvtt@hs01.cvtt.vpn ls -l /works/cvtt/md_archive/equity/alpaca_md/sim | tail -5" 
 
     Commands["cloud21"]=""
     for sym in ${CheckSymbols}; do
-        Commands["cloud21"]+="ssh cvtt@cloud21.cvtt.vpn ls -l /opt/store/cvtt/md_archive/equity/alpaca_md/${yr}/${sym} | tail -3; "
+        Commands["cloud21"]+="ssh cvtt@cloud21.cvtt.vpn ls -l /works/cvtt/md_archive/equity/alpaca_md/${yr}/${sym} | tail -3; "
     done
     Commands["cloud21"]+="echo"
+    Commands["cloud21:sim"]="ssh cvtt@cloud21.cvtt.vpn ls -l /works/cvtt/md_archive/equity/alpaca_md/sim | tail -5" 
 
     Commands["gpushnik"]="ssh oleg@gpushnik.cvtt.vpn 'ls -l /opt/jupyter_gpu/data/eqty_md | tail -10'"
 
@@ -46,6 +48,13 @@ run_checklist() {
     done
 }
 
+tmpfile=$(mktemp)
+function cleanup {
+    cd ${HOME}
+    rm -f ${tmpfile}
+}
+trap cleanup EXIT
+
 # run_checklist
 
 tmpfile=$(mktemp)

utils/archive_logs.sh

@@ -1,36 +1,62 @@
 #!/bin/bash
 
-
 function usage {
-    echo "Usage: ${0}  <log directory> [days (default 2)]"
+    echo -n "Usage: ${0}"
+    echo -n " -L <log directory>"
+    echo -n " [ -A <archive_logs_dir> (default /works/archive/logs)]"
+    echo -n " [-D <older than time criteria> (default: '2 days ago')]"
+    echo
     exit 1
 }
 
 echo Starting $0 $*
 
 LogDir=${1}
+LogArchiveDir=/works/archive/logs
+DateCriteria="2 days ago"
+
+
+# ---------------- cmdline
+while getopts "A:L:D:" opt; do
+  case ${opt} in
+    A )
+      LogArchiveDir=$OPTARG
+      ;;
+    L )
+      LogDir=$OPTARG
+      ;;
+    D )
+      DateCriteria=$OPTARG
+      ;;
+    \? )
+      echo "Invalid option: -$OPTARG" >&2
+      usage
+      ;;
+    : )
+      echo "Option -$OPTARG requires an argument." >&2
+      usage
+      ;;
+  esac
+done
+# ---------------- cmdline
+
+
 if [ "${LogDir}" == "" ]
 then
     usage
 fi
 
-Days=${2}
-if [ "${Days}" == "" ]
-then
-    Days=2
-fi
+Cmd="mkdir -p ${LogArchiveDir}"
+echo ${Cmd} && eval ${Cmd}
 
-DateCriteria="${Days} days ago"
+echo "Looking for log files older than '${DateCriteria}' in ${LogDir}"
 
-Oldest=$(date -d "${DateCriteria}" '+%Y-%m-%d')
+Oldest=$(date -d "${DateCriteria}" '+%Y-%m-%d %H:%M:%S')
 
-echo "Looking for log files older than ${DateCriteria} in ${LogDir}"
+Cmd="find ${LogDir}/ '(' -name '*.log' -o -name '*.log.*' ')'  -type f -not -newermt \"${Oldest}\""
+echo $Cmd
 
-LogArchiveDir=${HOME}/prod/archive/logs
-mkdir -p ${LogArchiveDir}
-
-echo "find ${LogDir}/ '(' -name '*.log' -o -name '*.log.*' ')'  -type f -not -newermt ${Oldest})"
-files=$(find ${LogDir}/ '(' -name '*.log' -o -name '*.log.*' ')'  -type f -not -newermt ${Oldest})
+files=$(eval ${Cmd})
 if [ "$files" == "" ]
 then
     echo "No files found older than ${Oldest} in ${LogDir}"