4a2f55eed2
Fix below linters errors
E010 The "do" should be on same line as for
E010 The "do" should be on same line as while
E011 Then keyword is not on same line as if or elif keyword
E020 Function declaration not in format ^function name {$
Ignore:
E041 Arithmetic expansion using $[ is deprecated for $((
E042 local declaration hides errors
E043 Arithmetic compound has inconsistent return semantics
E044 Use [[ for non-POSIX comparisions
Story: 2003366
Task: 24423
Change-Id: I8b6b72e702d3e89d1813772d6bf16819e28e818c
Signed-off-by: Martin Chen <haochuan.z.chen@intel.com>
111 lines
2.9 KiB
Bash
111 lines
2.9 KiB
Bash
#!/bin/bash
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# Usage: memstats.sh [-p <period_mins>] [-i <interval_seconds>] [-c <cpulist>] [-h]
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TOOLBIN=$(dirname $0)
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# Initialize tools environment variables, and define common utility functions
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. ${TOOLBIN}/engtools_util.sh
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tools_init
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if [ $? -ne 0 ]; then
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echo "FATAL, tools_init - could not setup environment"
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exit $?
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fi
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PAGE_SIZE=$(getconf PAGE_SIZE)
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# Enable use of INTERVAL_SEC sample interval
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OPT_USE_INTERVALS=1
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# Print key networking device statistics
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function print_memory {
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# Configuration for netcmds
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MEMINFO=/proc/meminfo
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NODEINFO=/sys/devices/system/node/node?/meminfo
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BUDDYINFO=/proc/buddyinfo
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SLABINFO=/proc/slabinfo
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print_separator
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TOOL_HIRES_TIME
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${ECHO} "# ${MEMINFO}"
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${CAT} ${MEMINFO}
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${ECHO}
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${ECHO} "# ${NODEINFO}"
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${CAT} ${NODEINFO}
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${ECHO}
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${ECHO} "# ${BUDDYINFO}"
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${CAT} ${BUDDYINFO}
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${ECHO}
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${ECHO} "# PSS"
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cat /proc/*/smaps 2>/dev/null | \
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awk '/^Pss:/ {a += $2;} END {printf "%d MiB\n", a/1024.0;}'
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${ECHO}
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# use old slabinfo format (i.e. slub not enabled in kernel)
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${ECHO} "# ${SLABINFO}"
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${CAT} ${SLABINFO} | \
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awk -v page_size_B=${PAGE_SIZE} '
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BEGIN {page_KiB = page_size_B/1024; TOT_KiB = 0;}
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(NF == 17) {
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gsub(/[<>]/, "");
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printf("%-22s %11s %8s %8s %10s %12s %1s %5s %10s %12s %1s %12s %9s %11s %8s\n",
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$2, $3, $4, $5, $6, $7, $8, $10, $11, $12, $13, $15, $16, $17, "KiB");
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}
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(NF == 16) {
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num_objs=$3; obj_per_slab=$5; pages_per_slab=$6;
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KiB = (obj_per_slab > 0) ? page_KiB*num_objs/obj_per_slab*pages_per_slab : 0;
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TOT_KiB += KiB;
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printf("%-22s %11d %8d %8d %10d %12d %1s %5d %10d %12d %1s %12d %9d %11d %8d\n",
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$1, $2, $3, $4, $5, $6, $7, $9, $10, $11, $12, $14, $15, $16, KiB);
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}
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END {
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printf("%-22s %11s %8s %8s %10s %12s %1s %5s %10s %12s %1s %12s %9s %11s %8d\n",
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"TOTAL", "-", "-", "-", "-", "-", ":", "-", "-", "-", ":", "-", "-", "-", TOT_KiB);
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}
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' 2>/dev/null
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${ECHO}
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${ECHO} "# disk usage: rootfs, tmpfs"
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cmd='df -h -H -T --local -t rootfs -t tmpfs'
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${ECHO} "Disk space usage rootfs,tmpfs (SI):"
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${ECHO} "${cmd}"
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${cmd}
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${ECHO}
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CMD='ps -e -o ppid,pid,nlwp,rss:10,vsz:10,cmd --sort=-rss'
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${ECHO} "# ${CMD}"
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${CMD}
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${ECHO}
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}
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#-------------------------------------------------------------------------------
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# MAIN Program:
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#-------------------------------------------------------------------------------
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# Parse input options
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tools_parse_options "${@}"
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# Set affinity of current script
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CPULIST=""
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set_affinity ${CPULIST}
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LOG "collecting ${TOOLNAME} for ${PERIOD_MIN} minutes, with ${INTERVAL_SEC} second sample intervals."
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# Print tools generic tools header
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tools_header
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# Calculate number of sample repeats based on overall interval and sampling interval
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((REPEATS = PERIOD_MIN * 60 / INTERVAL_SEC))
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for ((rep=1; rep <= REPEATS ; rep++)); do
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print_memory
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sleep ${INTERVAL_SEC}
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done
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print_memory
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LOG "done"
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# normal program exit
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tools_cleanup 0
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exit 0
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