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43 lines
1.3 KiB
Tcl
43 lines
1.3 KiB
Tcl
# See the file LICENSE for redistribution information.
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#
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# Copyright (c) 1996, 1997, 1998
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# Sleepycat Software. All rights reserved.
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#
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# @(#)randomlock.tcl 10.3 (Sleepycat) 4/10/98
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#
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# Exercise multi-process aspects of lock. Generate a bunch of parallel
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# testers that try to randomly obtain locks.
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proc lock005 { dir {iter 500} {max 1000} {procs 5} {ldegree 5} {objs 75} \
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{reads 65} {wait 1} {conflicts { 0 0 0 0 0 1 0 1 1}} {seeds {}} } {
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source ./include.tcl
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puts "Lock005: Multi-process random lock test"
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# Clean up after previous runs
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lock_cleanup $dir
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# Open/create the lock region
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set lp [lock_open "" $DB_CREATE 0644 -maxlocks $max]
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error_check_bad lock_open $lp NULL
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error_check_good lock_open [is_substr $lp lockmgr] 1
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# Now spawn off processes
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set pidlist {}
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for { set i 0 } {$i < $procs} {incr i} {
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set s -1
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if { [llength $seeds] == $procs } {
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set s [lindex $seeds $i]
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}
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puts "exec ./dbtest ../test/lockscript.tcl $dir $iter \
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$objs $wait $ldegree $reads $s > $dir/$i.lockout &"
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set p [exec ./dbtest ../test/lockscript.tcl $dir $iter \
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$objs $wait $ldegree $reads $s > $dir/$i.lockout & ]
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lappend pidlist $p
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}
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puts "Lock005: $procs independent processes now running"
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watch_procs $pidlist
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# Remove log files
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for { set i 0 } {$i < $procs} {incr i} {
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exec $RM -f $dir/$i.lockout
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}
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}
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