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(unknown [109.105.118.124]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20240206024827epsmtip19d54c9ef7fc2da7a8230047d984226df~xJiyuV4GX2459624596epsmtip1d; Tue, 6 Feb 2024 02:48:27 +0000 (GMT) From: Xiaobing Li To: axboe@kernel.dk, asml.silence@gmail.com Cc: linux-kernel@vger.kernel.org, io-uring@vger.kernel.org, kun.dou@samsung.com, peiwei.li@samsung.com, joshi.k@samsung.com, kundan.kumar@samsung.com, wenwen.chen@samsung.com, ruyi.zhang@samsung.com, cliang01.li@samsung.com, xue01.he@samsung.com, Xiaobing Li Subject: [PATCH] liburing: add script for statistics sqpoll running time Date: Tue, 6 Feb 2024 10:40:14 +0800 Message-Id: <20240206024014.11412-1-xiaobing.li@samsung.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrIJsWRmVeSWpSXmKPExsWy7bCmlq7noYOpBv0bpS3mrNrGaLH6bj+b xem/j1ks3rWeY7E4+v8tm8Wv7ruMFlu/fGW1uLxrDpvFs72cFl8Of2e3ODvhA6vF1C07mCw6 Wi4zWnRdOMXmwOexc9Zddo/LZ0s9+rasYvT4vEkugCUq2yYjNTEltUghNS85PyUzL91WyTs4 3jne1MzAUNfQ0sJcSSEvMTfVVsnFJ0DXLTMH6EQlhbLEnFKgUEBicbGSvp1NUX5pSapCRn5x ia1SakFKToFJgV5xYm5xaV66Xl5qiZWhgYGRKVBhQnbGj5kLmAveCFWcXdfG2MB4gaeLkZND QsBEYv/XtcxdjFwcQgK7GSU+H1rEDuF8YpR4OGUOVOYbo8Sx1qtMMC3/emdCJfYySlyZ8o4V wnnJKPFj/TlWkCo2AW2J6+u6wGwRIPv146ksIEXMAkuYJLZ+Oww2SljAQ+LSol52EJtFQFXi 7Yw+sAZeARuJU0cPsEGsk5fYf/AsM0RcUOLkzCcsIDYzULx562ywMyQEGjkkDt5YA+RwADku Eiv/ckH0Cku8Or6FHcKWkvj8bi/UzGKJIz3fWSF6Gxglpt++ClVkLfHvyh4WkDnMApoS63fp Q4RlJaaeWscEsZdPovf3E2hQ8ErsmAdjq0qsvvSQBcKWlnjd8Bsq7iHx/mMj2P1CArESb26u YJvAKD8LyTuzkLwzC2HzAkbmVYySqQXFuempxaYFxnmp5fCoTc7P3cQITqta3jsYHz34oHeI kYmD8RCjBAezkgiv2Y4DqUK8KYmVValF+fFFpTmpxYcYTYFhPJFZSjQ5H5jY80riDU0sDUzM zMxMLI3NDJXEeV+3zk0REkhPLEnNTk0tSC2C6WPi4JRqYLLMv5FtENT2gDtS+Eqzd0XwuxBe Rb7zp0p3GdwKerf/Tke90TOWdv1WdnM7sd9Miz+eOx/yXitJ00l1OffnyTx1N/nyygX0C9+x rTvMc8p03aO+tT/+TLsu9+781HRv+QW/7lfFdC/ddeTfBAbDE5PnWmZ+ZdxxT/C07ia2b/mz Zs44ve1hykPjyfePSf9e2PujcaZM+Qr2ZYdzkpj1ny3MEK/sYAu3WGpWqOKTGj53iqn5oc9F JgGOgjszr8/n5f4U6lRT+63KMsXAbvvkqQ8+CTUud/i1xWPZAt2nNRMr596MK2kRX8B0LVU+ KWfS5i7flA8hnLJ5vYrp8/uOTX68y0x/n1LcTO97fElCzUosxRmJhlrMRcWJAHPYWmQ0BAAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrJLMWRmVeSWpSXmKPExsWy7bCSnO6fuQdTDc4+lLWYs2obo8Xqu/1s Fqf/PmaxeNd6jsXi6P+3bBa/uu8yWmz98pXV4vKuOWwWz/ZyWnw5/J3d4uyED6wWU7fsYLLo aLnMaNF14RSbA5/Hzll32T0uny316NuyitHj8ya5AJYoLpuU1JzMstQifbsErowfMxcwF7wR qji7ro2xgfECTxcjJ4eEgInEv96ZzF2MXBxCArsZJRZ9f8XYxcgBlJCW+POnHKJGWGLlv+fs ILaQwHNGiTu/a0BsNgFtievrulhBykUEdCUa7yqAjGEW2MAksf/pPFaQGmEBD4lLi3rBelkE VCXezugDi/MK2EicOnqADWK+vMT+g2eZIeKCEidnPmEBsZmB4s1bZzNPYOSbhSQ1C0lqASPT KkbJ1ILi3PTcYsMCw7zUcr3ixNzi0rx0veT83E2M4NDW0tzBuH3VB71DjEwcjIcYJTiYlUR4 zXYcSBXiTUmsrEotyo8vKs1JLT7EKM3BoiTOK/6iN0VIID2xJDU7NbUgtQgmy8TBKdXAZPV9 0nfDl3dz3MXNLtjYPtM/8oN9l13JstBHARdKmW1WrXe+yLi4wUTy0BvJj84PK4WLpm58NLUi JjPgyx22T6oLvl0LClP6370po9vUNIBRXmy+1NY3Lmv8zLRfnZtW8LLgyErXdys7N61hYf21 feHCMw9eprWZSfkcnmt7mevhxzrNY3vPl75N5/36WDn63iL+1cWW34waXZ1UbiolcXfHfr4s +/ukQ+0q9tJZyYLPJvDcsYjcFyTwi+3b3bsNPpyGfpNf/d0TlrFYRf5jut1cuZUMXkrH8t4o lnSvLnu7U/R+UOr+gMtNj+7Y19Ue2f/w8KXkcJWLt9oY1ydWW9ec+tC4xYJ77d+f27vmSCmx FGckGmoxFxUnAgAFs39N3AIAAA== X-CMS-MailID: 20240206024828epcas5p2119e961d13e6c9fb6ea114c7aca4bf3d X-Msg-Generator: CA X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20240206024828epcas5p2119e961d13e6c9fb6ea114c7aca4bf3d References: Count the running time and actual IO processing time of the sqpoll thread, and output the statistical time to terminal. --- The test results are as follows: PID WorkTime(us) TotalTime(us) COMMAND 1188923 1528823 1817846 iou-sqp-1188916 1188920 1539703 1833793 iou-sqp-1188917 1188921 1544210 1847887 iou-sqp-1188918 1188922 1561503 1857846 iou-sqp-1188919 Signed-off-by: Xiaobing Li --- test/sqtimeshow.sh | 61 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 test/sqtimeshow.sh diff --git a/test/sqtimeshow.sh b/test/sqtimeshow.sh new file mode 100644 index 0000000..e85fd2f --- /dev/null +++ b/test/sqtimeshow.sh @@ -0,0 +1,61 @@ +#!/usr/bin/env bash + +UPLINE=$(tput cuu1) + +function set_header() { + printf "\033[47;30m%-15s %-15s %-15s %-15s \033[0m\n" PID WorkTime\(us\) TotalTime\(us\) COMMAND +} + +function get_time() { + pid=$1 + item=$2 + proc_file="/proc/$pid/fdinfo/6" + if [ ! -e $proc_file ]; then + return + fi + content=$(cat ${proc_file} | grep ${item} | awk -F" " '{print $2}') + echo ${content%us} +} + +function show_util() { + index=0 + while true + do + data=$(top -H -b -n 1 | grep iou-sqp) + if [ -z "${data}" ]; then + echo "no sq thread is running." + exit + fi + index=0 + num=$(echo $data | tr -cd R |wc -c) + arr=($data) + len=$((${#arr[@]} / ${num})) + i=0 + while [ ${i} -lt ${num} ] + do + pid=${arr[${i} * ${len}]} + name=${arr[${i} * ${len} + len - 1]} + work_time=$(get_time $pid "SqWorkTime") + total_time=$(get_time $pid "SqTotalTime") + printf "%-15s %-15s %-15s %-15s\n" ${pid} ${work_time} ${total_time} ${name} + ((i++)) + done + sleep 2 + update=$UPLINE + for j in $(seq 1 ${num}); do + update=$update$UPLINE + done + if [ ! -z "$(top -H -b -n 1 | grep iou-sqp)" ]; then + echo "$update" + fi + done +} + +function main() { + # set header + set_header + # show util + show_util +} + +main