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Overview
Comment:Several fixes and adjustments to the stress test and threading test.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 1814dad245ee956d084a29dc8e5b0dd34fd0a417
User & Date: mistachkin 2012-10-16 16:45:13
Context
2012-10-16
18:57
Update Eagle script library in externals. Also, add explicit thread cleanup to the stress test. check-in: 4d797d64ec user: mistachkin tags: trunk
16:45
Several fixes and adjustments to the stress test and threading test. check-in: 1814dad245 user: mistachkin tags: trunk
2012-10-15
21:15
Indicate when a workload is completed in the stress test. check-in: 561a9d6348 user: mistachkin tags: trunk
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  unset -nocomplain result thread index workload priority noWorkload \
      priorities srcDb db fileName compiled options count times logFileName \
      logListener connection indicators iterations exitOnFail coTaskMem \
      noTrace failures status

  #############################################################################


























  proc formatWorkloadResult { index } {
    set result [appendArgs "---- iterations for workload (" $index "): "]




    append result [expr {[info exists ::iterations($index,ok)] ? \
        $::iterations($index,ok) : 0}] " ok, "

    append result [expr {[info exists ::iterations($index,error)] ? \
        $::iterations($index,error) : 0}] " error, "

................................................................................
        $::failures($indicator) : 0}] " failed\n"

    return $result
  }

  #############################################################################





















  proc isExpectedError { error } {
    return [expr {[regexp -- {\sno such table: t1\s} $error] || \
        [regexp -- {\sdatabase is locked\s} $error] || \
        [regexp -- {\sdatabase table is locked\s} $error]}]
  }

  #############################################################################

  proc waitForTest { {extra 0} } {
    after [expr {int((rand() * 1000) + $extra)}]
  }

  #############################################################################

  proc showTest { indicator } {
    tputs $::test_channel $indicator
    append ::indicators $indicator
    waitForTest $::count(2)
  }

  #############################################################################

  proc doneTest { indicator } {

    lappend ::status(done) $indicator


    host title $::status(done)



  }

  #############################################################################

  proc failTest { indicator error } {
    #
    # NOTE: Halt all testing and exit the process now
................................................................................
      tputs $::test_channel $indicator

      if {![info exists ::failures($indicator)]} then {
        set ::failures($indicator) 0
      }

      incr ::failures($indicator)
      waitForTest $::count(2)
    }
  }

  #############################################################################

  proc allocMem { size } {
    if {$::coTaskMem} then {
................................................................................
      object invoke System.Runtime.InteropServices.Marshal \
          FreeCoTaskMem $ptr
    } else {
      object invoke -flags +NonPublic \
          System.Data.SQLite.UnsafeNativeMethods \
          sqlite3_free $ptr
    }






  }

  #############################################################################

  proc setupLogging { fileName } {
    if {![info exists ::logListener]} then {
      set ::logListener [object create -alias \
................................................................................

  #############################################################################

  #
  # NOTE: Setup the default values for the tunable workload parameters.  Any,
  #       all, or none of these may be overriden via the command line.
  #
  set count(0) 1;         # Workload repeat count (i.e. total full runs).
  set count(1) 20;        # Workload iteration count (i.e. within a run).
  set count(2) 500;       # Workload iteration delay, in milliseconds.
  set count(3) 2000;      # Workload "small" data chunk size, in bytes.
  set count(4) 10000000;  # Workload "big" data chunk size, in bytes.
  set count(5) 314572800; # Maximum heap memory to exclude at one time.
  set noWorkload [list];  # Workloads to be omitted from the run, by index.
  set priorities [list];  # Dictionary of workload thread priorities.
  set exitOnFail true;    # Halt testing and exit process on test failure?
  set coTaskMem true;     # Use AllocCoTaskMem/FreeCoTaskMem for memory?
  set noTrace false;      # Disable SQLite trace logging to a file?

  #############################################################################

  #
  # NOTE: If command line arguments to the test suite are available, process
................................................................................
  # NOTE: This is a normal on-disk database.
  #
  set fileName(2) [file join [getDatabaseDirectory] [appendArgs \
      stress- [pid] - [string trim [clock seconds] -] .db]]

  #############################################################################

  setupDb $fileName(1) "" "" "" "" "" false false true true srcDb
  setupDb $fileName(2)

  #############################################################################

  #
  # NOTE: This serves two purposes.  First, it allows us to verify the trace
  #       logging subsystem is working properly.  Second, it places the file
  #       name for the associated database file into the trace log file.
................................................................................

  set workload(1) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #1, CREATE TABLE statements.
    #
    lappend ::times(1) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 2} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs \
              "CREATE TABLE IF NOT EXISTS t" \
              $index "(x PRIMARY KEY, y, z);"]
          showTest A
        } error]} then {
................................................................................

  set workload(2) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #2, DROP TABLE statements.
    #
    lappend ::times(2) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 2} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs \
              "DROP TABLE IF EXISTS t" $index \;]
          showTest B
        } error]} then {
          if {[isExpectedError $error]} then {
................................................................................

  set workload(3) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #3, "small" SELECT statements.
    #
    lappend ::times(3) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          set reader [sql execute -execute reader \
              -format dataReader -alias $db [appendArgs \
              "SELECT x, y FROM " $table " WHERE z = 'small';"]]
          while {[$reader Read]} {
            #
................................................................................

  set workload(4) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #4, "big" SELECT statements.
    #
    lappend ::times(4) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          set reader [sql execute -execute reader \
              -format dataReader -alias $db [appendArgs \
              "SELECT x, y FROM " $table " WHERE z = 'big';"]]
          while {[$reader Read]} {
            #
................................................................................

  set workload(5) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #5, "small" INSERT statements.
    #
    lappend ::times(5) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "INSERT INTO " $table \
              "(x, y, z) VALUES('" [format %lX [expr {random()}]] \
              "', '" [base64 encode -- [expr {randstr($count2)}]] \
              "', 'small');"]
          showTest E
................................................................................

  set workload(6) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #6, "big" INSERT statements.
    #
    lappend ::times(6) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "INSERT INTO " $table \
              "(x, y, z) VALUES('" [format %lX [expr {random()}]] \
              "', RANDOMBLOB(" $count3 "), 'big');"]
          showTest F
        } error]} then {
................................................................................

  set workload(7) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #7, "small" UPDATE statements.
    #
    lappend ::times(7) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "UPDATE " $table \
              " SET y = '" [base64 encode -- [expr {randstr($count2)}]] \
              "' WHERE x LIKE '" [format %X $index] "%' AND z = 'small';"]
          showTest G
        } error]} then {
................................................................................

  set workload(8) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #8, "big" UPDATE statements.
    #
    lappend ::times(8) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "UPDATE " $table \
              " SET y = RANDOMBLOB(" $count3 ") WHERE x LIKE '" \
              [format %X $index] "%' AND z = 'big';"]
          showTest H
        } error]} then {
................................................................................

  set workload(9) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #9, "small" DELETE statements.
    #
    lappend ::times(9) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "DELETE FROM " $table \
              " WHERE x LIKE '" [format %X $index] "%' AND z = 'small';"]
          showTest I
        } error]} then {
          if {[isExpectedError $error]} then {
................................................................................

  set workload(10) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #10, "big" DELETE statements.
    #
    lappend ::times(10) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "DELETE FROM " $table \
              " WHERE x LIKE '" [format %X $index] "%' AND z = 'big';"]
          showTest J
        } error]} then {
          if {[isExpectedError $error]} then {
................................................................................

  set workload(11) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #11, VACUUM statement.
    #
    lappend ::times(11) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db "VACUUM;"
          showTest K
        } error]} then {
          if {[isExpectedError $error]} then {
            showTest k
................................................................................

  set workload(14) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #14, PRAGMA integrity check statement.
    #
    lappend ::times(14) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          set result [sql execute -execute scalar $db \
              "PRAGMA integrity_check;"]
          if {$result ne "ok"} then {
            error [appendArgs "integrity check failed: " $result]
          }
................................................................................
      set maxSize $::count(5)
      object invoke GC AddMemoryPressure $maxSize
      try {
        for {set index 1} {$index <= $count1} {incr index} {
          if {[catch {
            set size [expr {int(min($maxSize, abs($count3 * $index * 5.0)))}]
            set ptr [allocMem $size]; # throw
            useMem $ptr $size; waitForTest $count2
            freeMem $ptr; unset -nocomplain ptr
            showTest P
          } error]} then {
            if {[isExpectedError $error]} then {
              showTest p
            } else {
              failTest p $error
            }
          }
        }
      } finally {
        if {[info exists ptr]} then {freeMem $ptr}


        object invoke GC RemoveMemoryPressure $maxSize
      }
      doneTest P
    }] 0]
  }]

  #############################################################################
................................................................................

  set workload(17) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #17, change the database journal mode
    #
    lappend ::times(17) [lindex [time {
      setupDb $dstFileName "" "" "" "" "" true false
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "PRAGMA journal_mode = \"" \
              [expr {$index % 2 == 0 ? "delete" : "wal"}] \"\;]
          showTest Q
        } error]} then {
          if {[isExpectedError $error]} then {
................................................................................

  set workload(18) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #18, execute queries against the in-memory database
    #
    lappend ::times(18) [lindex [time {
      setupDb $srcFileName "" "" "" "" "" false false true true
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          #
          # NOTE: Workload #18.3, "small" SELECT statements.
          #
          set reader [sql execute -execute reader \
              -format dataReader -alias $db [appendArgs \
................................................................................
        }
      }
      cleanupDb $srcFileName db false true false
      doneTest R
    }] 0]
  }]
} -body {



  for {set index(0) 0} {$index(0) < $count(0)} {incr index(0)} {













    sql execute $srcDb "CREATE TABLE IF NOT EXISTS t1(x PRIMARY KEY, y, z);"
    sql execute $db "CREATE TABLE IF NOT EXISTS t1(x PRIMARY KEY, y, z);"

    unset -nocomplain thread

    foreach index(1) [lsort -integer [array names workload]] {
      if {[lsearch -exact $noWorkload $index(1)] == -1} then {
        set thread($index(1)) [object create -alias System.Threading.Thread \
            [list apply $workload($index(1)) $fileName(1) $fileName(2) t1 \
            $count(1) $count(3) $count(4)] 1048576]

        $thread($index(1)) Name [appendArgs \
................................................................................

    foreach index(1) [list Start Join] {
      foreach index(2) [array names thread] {
        $thread($index(2)) $index(1)
      }
    }

    unset -nocomplain thread
  }

  #############################################################################

  foreach index(0) [split $indicators ""] {
    #
    # NOTE: See if this workload iteration raised an error.  If so, the
................................................................................
        [string ordinal [expr {$index(1) ? "A" : "a"}] 0] + 1}]

    set index(3) [expr {$index(1) ? "ok" : "error"}]

    if {![info exists iterations($index(2),$index(3))]} then {
      set iterations($index(2),$index(3)) 0
    }





    incr iterations($index(2),$index(3))

  }

  #############################################################################

  #
  # NOTE: Advance output to the next line due to the workload iteration
  #       progress indicators.
  #
  tputs $test_channel \n

  #############################################################################

  foreach index(0) [lsort -integer [array names times]] {
    set times(length) [llength $times($index(0))]

    if {$times(length) > 0} then {
      tputs $test_channel [appendArgs \
          "---- average time for workload (" $index(0) ") is about " \
          [expr int(([join $times($index(0)) +])/$times(length)/1000.0)] \
          " milliseconds\n"]
    } else {
      tputs $test_channel [appendArgs \
          "---- no times for workload (" $index(0) ")\n"]
    }
  }

  #############################################################################

  foreach index(0) [lsort -integer [array names workload]] {
    if {[lsearch -exact $noWorkload $index(0)] == -1} then {
      tputs $test_channel [formatWorkloadResult $index(0)]
    }
  }







  #############################################################################

  set result [sql execute -execute scalar $srcDb "PRAGMA integrity_check;"]

  if {$result eq "ok"} then {
    tputs $test_channel "---- integrity check ok (srcDb)\n"
................................................................................
} -cleanup {
  rename freeMem ""
  rename useMem ""
  rename allocMem ""
  rename failTest ""
  rename doneTest ""
  rename showTest ""
  rename waitForTest ""
  rename isExpectedError ""

  rename formatWorkloadResult ""



  cleanupDb $fileName(2)
  cleanupDb $fileName(1) srcDb

  foreach index(0) [array names workload] {
    catch {
      object removecallback [list apply $workload($index(0)) $fileName(1) \
................................................................................
  rename cleanupLogging ""
  rename setupLogging ""

  unset -nocomplain result thread index workload priority noWorkload \
      priorities srcDb db fileName compiled options count times logFileName \
      logListener connection indicators iterations exitOnFail coTaskMem \
      noTrace failures status
} -constraints \
{eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} \
-result {0}}

###############################################################################

runSQLiteTestEpilogue
runTestEpilogue








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  unset -nocomplain result thread index workload priority noWorkload \
      priorities srcDb db fileName compiled options count times logFileName \
      logListener connection indicators iterations exitOnFail coTaskMem \
      noTrace failures status

  #############################################################################

  proc setupWorkloadMemDb { fileName {varName db} } {
    #
    # NOTE: This should be an in-memory database; therefore, skip attempting
    #       to delete the underlying database file as that would not make any
    #       sense.  Also, disable use of "PRAGMA temp_store_directory" when
    #       setting up the new connection because it is not thread-safe.
    #
    uplevel 1 [list setupDb $fileName "" "" "" "" "" false false true false \
        $varName]
  }

  #############################################################################

  proc setupWorkloadFileDb { fileName {varName db} } {
    #
    # NOTE: Skip attempting to delete the underlying database file.  Also,
    #       disable use of "PRAGMA temp_store_directory" when setting up
    #       the new connection because it is not thread-safe.
    #
    uplevel 1 [list setupDb $fileName "" "" "" "" "" true false false false \
        $varName]
  }

  #############################################################################

  proc formatWorkloadResult { index } {
    set result [appendArgs "---- iterations for workload (" $index "): "]

    append result [expr {[info exists ::iterations($index,total)] ? \
        $::iterations($index,total) : 0}] " total, "

    append result [expr {[info exists ::iterations($index,ok)] ? \
        $::iterations($index,ok) : 0}] " ok, "

    append result [expr {[info exists ::iterations($index,error)] ? \
        $::iterations($index,error) : 0}] " error, "

................................................................................
        $::failures($indicator) : 0}] " failed\n"

    return $result
  }

  #############################################################################

  proc formatWorkloadTime { index } {
    if {[info exists ::times($index)]} then {
      set length [llength $::times($index)]

      if {$length > 0} then {
        set sum [expr [join $::times($index) +]]

        return [appendArgs "---- average time for workload (" $index \
            ") is about " [expr {int($sum / $length / 1000.0)}] \
            " milliseconds (" [expr {int($sum / ([info exists \
            ::iterations($index,total)] ? $::iterations($index,total) : \
            $length) / 1000.0)}] " milliseconds per iteration)\n"]
      }
    }

    return [appendArgs "---- no times for workload (" $index )\n]
  }

  #############################################################################

  proc isExpectedError { error } {
    return [expr {[regexp -- {\sno such table: t1\s} $error] || \
        [regexp -- {\sdatabase is locked\s} $error] || \
        [regexp -- {\sdatabase table is locked\s} $error]}]
  }

  #############################################################################

  proc delayTest { {extra 0} } {
    after [expr {int((rand() * 1000) + $extra)}]
  }

  #############################################################################

  proc showTest { indicator {wait false} } {
    tputs $::test_channel $indicator
    append ::indicators $indicator
    delayTest $::count(2)
  }

  #############################################################################

  proc doneTest { {indicator ""} } {
    if {[string length $indicator] > 0} then {
      lappend ::status(done) $indicator
    }
    if {[info exists ::status(done)]} then {
      host title $::status(done)
    } else {
      host title ""
    }
  }

  #############################################################################

  proc failTest { indicator error } {
    #
    # NOTE: Halt all testing and exit the process now
................................................................................
      tputs $::test_channel $indicator

      if {![info exists ::failures($indicator)]} then {
        set ::failures($indicator) 0
      }

      incr ::failures($indicator)
      delayTest $::count(2)
    }
  }

  #############################################################################

  proc allocMem { size } {
    if {$::coTaskMem} then {
................................................................................
      object invoke System.Runtime.InteropServices.Marshal \
          FreeCoTaskMem $ptr
    } else {
      object invoke -flags +NonPublic \
          System.Data.SQLite.UnsafeNativeMethods \
          sqlite3_free $ptr
    }

    #
    # NOTE: Free extra opaque object handle reference added by the
    #       [return] command in [allocMem].
    #
    object dispose $ptr
  }

  #############################################################################

  proc setupLogging { fileName } {
    if {![info exists ::logListener]} then {
      set ::logListener [object create -alias \
................................................................................

  #############################################################################

  #
  # NOTE: Setup the default values for the tunable workload parameters.  Any,
  #       all, or none of these may be overriden via the command line.
  #
  set count(0) 3;         # Workload repeat count (i.e. total full runs).
  set count(1) 5;         # Workload iteration count (i.e. within a run).
  set count(2) 200;       # Workload iteration delay, in milliseconds.
  set count(3) 57;        # Workload "small" data chunk size, in bytes.
  set count(4) 10000;     # Workload "big" data chunk size, in bytes.
  set count(5) 209715200; # Maximum heap memory to exclude at one time.
  set noWorkload [list];  # Workloads to be omitted from the run, by index.
  set priorities [list];  # Dictionary of workload thread priorities.
  set exitOnFail false;   # Halt testing and exit process on test failure?
  set coTaskMem true;     # Use AllocCoTaskMem/FreeCoTaskMem for memory?
  set noTrace false;      # Disable SQLite trace logging to a file?

  #############################################################################

  #
  # NOTE: If command line arguments to the test suite are available, process
................................................................................
  # NOTE: This is a normal on-disk database.
  #
  set fileName(2) [file join [getDatabaseDirectory] [appendArgs \
      stress- [pid] - [string trim [clock seconds] -] .db]]

  #############################################################################

  setupWorkloadMemDb $fileName(1) srcDb
  setupWorkloadFileDb $fileName(2)

  #############################################################################

  #
  # NOTE: This serves two purposes.  First, it allows us to verify the trace
  #       logging subsystem is working properly.  Second, it places the file
  #       name for the associated database file into the trace log file.
................................................................................

  set workload(1) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #1, CREATE TABLE statements.
    #
    lappend ::times(1) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 2} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs \
              "CREATE TABLE IF NOT EXISTS t" \
              $index "(x PRIMARY KEY, y, z);"]
          showTest A
        } error]} then {
................................................................................

  set workload(2) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #2, DROP TABLE statements.
    #
    lappend ::times(2) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 2} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs \
              "DROP TABLE IF EXISTS t" $index \;]
          showTest B
        } error]} then {
          if {[isExpectedError $error]} then {
................................................................................

  set workload(3) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #3, "small" SELECT statements.
    #
    lappend ::times(3) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          set reader [sql execute -execute reader \
              -format dataReader -alias $db [appendArgs \
              "SELECT x, y FROM " $table " WHERE z = 'small';"]]
          while {[$reader Read]} {
            #
................................................................................

  set workload(4) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #4, "big" SELECT statements.
    #
    lappend ::times(4) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          set reader [sql execute -execute reader \
              -format dataReader -alias $db [appendArgs \
              "SELECT x, y FROM " $table " WHERE z = 'big';"]]
          while {[$reader Read]} {
            #
................................................................................

  set workload(5) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #5, "small" INSERT statements.
    #
    lappend ::times(5) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "INSERT INTO " $table \
              "(x, y, z) VALUES('" [format %lX [expr {random()}]] \
              "', '" [base64 encode -- [expr {randstr($count2)}]] \
              "', 'small');"]
          showTest E
................................................................................

  set workload(6) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #6, "big" INSERT statements.
    #
    lappend ::times(6) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "INSERT INTO " $table \
              "(x, y, z) VALUES('" [format %lX [expr {random()}]] \
              "', RANDOMBLOB(" $count3 "), 'big');"]
          showTest F
        } error]} then {
................................................................................

  set workload(7) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #7, "small" UPDATE statements.
    #
    lappend ::times(7) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "UPDATE " $table \
              " SET y = '" [base64 encode -- [expr {randstr($count2)}]] \
              "' WHERE x LIKE '" [format %X $index] "%' AND z = 'small';"]
          showTest G
        } error]} then {
................................................................................

  set workload(8) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #8, "big" UPDATE statements.
    #
    lappend ::times(8) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "UPDATE " $table \
              " SET y = RANDOMBLOB(" $count3 ") WHERE x LIKE '" \
              [format %X $index] "%' AND z = 'big';"]
          showTest H
        } error]} then {
................................................................................

  set workload(9) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #9, "small" DELETE statements.
    #
    lappend ::times(9) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "DELETE FROM " $table \
              " WHERE x LIKE '" [format %X $index] "%' AND z = 'small';"]
          showTest I
        } error]} then {
          if {[isExpectedError $error]} then {
................................................................................

  set workload(10) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #10, "big" DELETE statements.
    #
    lappend ::times(10) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "DELETE FROM " $table \
              " WHERE x LIKE '" [format %X $index] "%' AND z = 'big';"]
          showTest J
        } error]} then {
          if {[isExpectedError $error]} then {
................................................................................

  set workload(11) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #11, VACUUM statement.
    #
    lappend ::times(11) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db "VACUUM;"
          showTest K
        } error]} then {
          if {[isExpectedError $error]} then {
            showTest k
................................................................................

  set workload(14) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #14, PRAGMA integrity check statement.
    #
    lappend ::times(14) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          set result [sql execute -execute scalar $db \
              "PRAGMA integrity_check;"]
          if {$result ne "ok"} then {
            error [appendArgs "integrity check failed: " $result]
          }
................................................................................
      set maxSize $::count(5)
      object invoke GC AddMemoryPressure $maxSize
      try {
        for {set index 1} {$index <= $count1} {incr index} {
          if {[catch {
            set size [expr {int(min($maxSize, abs($count3 * $index * 5.0)))}]
            set ptr [allocMem $size]; # throw
            useMem $ptr $size; delayTest $count2
            freeMem $ptr; unset -nocomplain ptr
            showTest P
          } error]} then {
            if {[isExpectedError $error]} then {
              showTest p
            } else {
              failTest p $error
            }
          }
        }
      } finally {
        if {[info exists ptr]} then {
          freeMem $ptr; unset -nocomplain ptr
        }
        object invoke GC RemoveMemoryPressure $maxSize
      }
      doneTest P
    }] 0]
  }]

  #############################################################################
................................................................................

  set workload(17) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #17, change the database journal mode
    #
    lappend ::times(17) [lindex [time {
      setupWorkloadFileDb $dstFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          sql execute $db [appendArgs "PRAGMA journal_mode = \"" \
              [expr {$index % 2 == 0 ? "delete" : "wal"}] \"\;]
          showTest Q
        } error]} then {
          if {[isExpectedError $error]} then {
................................................................................

  set workload(18) [list \
      [list srcFileName dstFileName table count1 count2 count3] {
    #
    # NOTE: Workload #18, execute queries against the in-memory database
    #
    lappend ::times(18) [lindex [time {
      setupWorkloadMemDb $srcFileName
      for {set index 1} {$index <= $count1} {incr index} {
        if {[catch {
          #
          # NOTE: Workload #18.3, "small" SELECT statements.
          #
          set reader [sql execute -execute reader \
              -format dataReader -alias $db [appendArgs \
................................................................................
        }
      }
      cleanupDb $srcFileName db false true false
      doneTest R
    }] 0]
  }]
} -body {
  tputs $test_channel [appendArgs \
      "==== WARNING: this stress test may take several minutes...\n"]

  for {set index(0) 1} {$index(0) <= $count(0)} {incr index(0)} {
    if {$index(0) > 1} then {
      #
      # NOTE: Advance output to the next line due to the workload
      #       iteration progress indicators from the previous run.
      #
      tputs $test_channel \n
    }

    tputs $test_channel [appendArgs \
        "---- starting workload run #" $index(0) ...\n]

    unset -nocomplain thread status; doneTest

    sql execute $srcDb "CREATE TABLE IF NOT EXISTS t1(x PRIMARY KEY, y, z);"
    sql execute $db "CREATE TABLE IF NOT EXISTS t1(x PRIMARY KEY, y, z);"



    foreach index(1) [lsort -integer [array names workload]] {
      if {[lsearch -exact $noWorkload $index(1)] == -1} then {
        set thread($index(1)) [object create -alias System.Threading.Thread \
            [list apply $workload($index(1)) $fileName(1) $fileName(2) t1 \
            $count(1) $count(3) $count(4)] 1048576]

        $thread($index(1)) Name [appendArgs \
................................................................................

    foreach index(1) [list Start Join] {
      foreach index(2) [array names thread] {
        $thread($index(2)) $index(1)
      }
    }

    unset -nocomplain thread status; doneTest
  }

  #############################################################################

  foreach index(0) [split $indicators ""] {
    #
    # NOTE: See if this workload iteration raised an error.  If so, the
................................................................................
        [string ordinal [expr {$index(1) ? "A" : "a"}] 0] + 1}]

    set index(3) [expr {$index(1) ? "ok" : "error"}]

    if {![info exists iterations($index(2),$index(3))]} then {
      set iterations($index(2),$index(3)) 0
    }

    if {![info exists iterations($index(2),total)]} then {
      set iterations($index(2),total) 0
    }

    incr iterations($index(2),$index(3))
    incr iterations($index(2),total)
  }

  #############################################################################

  #
  # NOTE: Advance output to the next line due to the workload
  #       iteration progress indicators from the final run.
  #
  tputs $test_channel \n

















  #############################################################################

  foreach index(0) [lsort -integer [array names workload]] {
    if {[lsearch -exact $noWorkload $index(0)] == -1} then {
      tputs $test_channel [formatWorkloadResult $index(0)]
    }
  }

  #############################################################################

  foreach index(0) [lsort -integer [array names times]] {
    tputs $test_channel [formatWorkloadTime $index(0)]
  }

  #############################################################################

  set result [sql execute -execute scalar $srcDb "PRAGMA integrity_check;"]

  if {$result eq "ok"} then {
    tputs $test_channel "---- integrity check ok (srcDb)\n"
................................................................................
} -cleanup {
  rename freeMem ""
  rename useMem ""
  rename allocMem ""
  rename failTest ""
  rename doneTest ""
  rename showTest ""
  rename delayTest ""
  rename isExpectedError ""
  rename formatWorkloadTime ""
  rename formatWorkloadResult ""
  rename setupWorkloadFileDb ""
  rename setupWorkloadMemDb ""

  cleanupDb $fileName(2)
  cleanupDb $fileName(1) srcDb

  foreach index(0) [array names workload] {
    catch {
      object removecallback [list apply $workload($index(0)) $fileName(1) \
................................................................................
  rename cleanupLogging ""
  rename setupLogging ""

  unset -nocomplain result thread index workload priority noWorkload \
      priorities srcDb db fileName compiled options count times logFileName \
      logListener connection indicators iterations exitOnFail coTaskMem \
      noTrace failures status

} -time true -constraints {eagle monoBug28 command.sql compile.DATA SQLite\
System.Data.SQLite} -result {0}}

###############################################################################

runSQLiteTestEpilogue
runTestEpilogue

Changes to Tests/thread.eagle. 

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      } result] : [set result ""]}] $result \
      [collectGarbage $test_channel] \
      [reportSQLiteResources $test_channel true]
} -cleanup {
  cleanupDb $fileName

  unset -nocomplain result results errors code sql dataSource id db fileName
} -constraints \
{eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -match \
regexp -result [appendArgs "^Ok System#CodeDom#Compiler#CompilerResults#\\d+\
\\{\\} 0 \\{\\d+ \\d+ " $count "\\} \\{\\} " $memory_used \$]}

###############################################################################

unset -nocomplain count

###############################################################################

unset -nocomplain memory_used

###############################################################################

runSQLiteTestEpilogue
runTestEpilogue








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      } result] : [set result ""]}] $result \
      [collectGarbage $test_channel] \
      [reportSQLiteResources $test_channel true]
} -cleanup {
  cleanupDb $fileName

  unset -nocomplain result results errors code sql dataSource id db fileName
} -time true -constraints {eagle monoBug28 command.sql compile.DATA SQLite\
System.Data.SQLite} -match regexp -result [appendArgs "^Ok\
System#CodeDom#Compiler#CompilerResults#\\d+ \\{\\} 0 \\{\\d+ \\d+ " $count \
"\\} \\{\\} " $memory_used \$]}

###############################################################################

unset -nocomplain count

###############################################################################

unset -nocomplain memory_used

###############################################################################

runSQLiteTestEpilogue
runTestEpilogue

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