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#
# Dejagnu tests for vmstat - part of procps
set vmstat "${topdir}src/vmstat"
# Tests that need to see /proc/vmstat
if { [ file readable "/proc/vmstat" ] == 0 } {
unsupported "vmstat with no arguments - /proc/vmstat is unreadable"
unsupported "vmstat with -a flag - /proc/vmstat is unreadable"
unsupported "vmstat fork option - /proc/vmstat is unreadable"
} else {
set test "vmstat with no arguments"
spawn $vmstat
expect_pass "$test" "^procs\[ -\]+memory\[ -\]+swap\[ -\]+io\[ -\]+system\[ -\]+cpu\[ -\]+\\s*r\\s+b\\s+swpd\\s+free\\s+buff\\s+cache\\s+si\\s+so\\s+bi\\s+bo\\s+in\\s+cs us sy id wa st gu\\s*\(\\s+\\d+\){18}\\s*$"
set test "vmstat with -a flag"
spawn $vmstat -a
expect_pass "$test" "^procs\[ -\]+memory\[ -\]+swap\[ -\]+io\[ -\]+system\[ -\]+cpu\[ -\]+\\s*r\\s+b\\s+swpd\\s+free\\s+inact\\s+active\\s+si\\s+so\\s+bi\\s+bo\\s+in\\s+cs us sy id wa st gu\\s*\(\\s+\\d+\){18}\\s*$"
set test "vmstat fork option"
spawn $vmstat -f
expect_pass "$test" "^\\s+\\d+ forks\\s*$"
}
if { [ file readable "/proc/slabinfo" ] == 0 } {
unsupported "slabinfo (-m option) test disabled as /proc/slabinfo is unreadable"
} else {
set test "vmstat slabinfo (-m option)"
spawn $vmstat -m
expect_pass "$test" "^Cache\\s+Num\\s+Total\\s+Size\\s+Pages\\s+\(\\S+\\s+\\d+\\s+\\d+\\s+\\d+\\s+\\d+\\s*\){1,}"
}
set test "vmstat disk information (-d option)"
if { [ file readable "/sys/block" ] == 0 } {
unsupported "$test /sys/block not readable"
} else {
set fp [open /proc/diskstats ]
if { [ read $fp ] == "" } {
close $fp
unsupported "$test /proc/diskstats empty"
} else {
close $fp
spawn $vmstat -d
expect_pass "$test" "^disk\[ -\]+reads\[ -\]+writes\[ -\]+IO\[ -\]+\\s+total\\s+merged\\s+sectors\\s+ms\\s+total\\s+merged\\s+sectors\\s+ms\\s+cur\\s+sec\\s+"
# Need a partition
set diskstats [ exec cat /proc/diskstats ]
if [ regexp "\\s+\\d+\\s+\\d+\\s+\((?:hd|sd|vd)\[a-z\]\\d+\)\\s+\[0-9\]\[0-9\]+" $diskstats line partition == 1 ] {
set test "vmstat partition (using $partition)"
spawn $vmstat -p $partition
expect_pass "$test" "^${partition}\\s+reads"
} else {
unsupported "vmstat partition (cannot find partition)"
}
}
}
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