top, ps 查看程序运行状态

傷城~ 2024-04-19 16:34 3阅读 0赞

### 文章目录 ###

*  top ：采集所有程序，按cpu/mem使用率排序
 *  ps 命令
 *   *  aux 参数组合 (内存排序：降序）
     *  \-ef 参数组合
     *  \-o: 自定义参数组合
     *  统计用户进程数
     *  \-q pid -L 查看进程的线程数

# top ：采集所有程序，按cpu/mem使用率排序 #

若要查看程序运行的详细参数，需要输出重定向到文件，然后cat 该文件

#按内存使用率排序
    #-c: Command line/Program name toggle
    #-b: Batch mode
    #-n: Number of iteration
    #-o: Override-sort-field 
    #-w: Output-width-override (maximum 512 columns)
    #################################### 默认按%CPU排序
    [root@localhost ~]$ top -bn 1 -c |head
    top - 18:41:05 up 123 days,  6:27, 13 users,  load average: 1.62, 1.92, 2.29
    Tasks: 665 total,   1 running, 664 sleeping,   0 stopped,   0 zombie
    Cpu(s):  9.0%us,  2.3%sy,  0.0%ni, 88.5%id,  0.2%wa,  0.0%hi,  0.0%si,  0.0%st
    Mem:  65658612k total, 56761348k used,  8897264k free,    69696k buffers
    Swap: 32931836k total,   175980k used, 32755856k free,  6704824k cached
    
       PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                                                        
    123689 root      20   0 1348m 156m  15m S 70.0  0.2  10720:22 /usr/lib/vmware/bin/vmware                                                                                     
     12338 root      20   0 2992m 1.8g 1.8g S 18.9  2.9   4234:29 /usr/lib/vmware/bin/vmware-vmx -s vmx.stdio.keep=TRUE -# product=1;name=VMware Workstation;version=15.5.0;build
     73139 root      20   0 18.5g 1.9g  17m S 15.1  3.0 250:17.08 /usr/java/jdk1.8.0_211-amd64/bin/java -cp .:lib/*:/usr/share/java/mysql-connector-java.jar:/usr/share/java/orac
    
    
    #################################### 使用%MEM排序
    [root@localhost ~]# top -bn 1 -c -w512 -o +%MEM |head
    top - 10:46:58 up 207 days,  8:07,  5 users,  load average: 18.12, 14.29, 13.95
    Tasks: 1185 total,   1 running, 1183 sleeping,   1 stopped,   0 zombie
    %Cpu(s):  7.4 us,  4.3 sy,  0.0 ni, 88.3 id,  0.0 wa,  0.0 hi,  0.0 si,  0.0 st
    KiB Mem : 52783068+total, 61885740 free, 30618342+used, 15976153+buff/cache
    KiB Swap:        0 total,        0 free,        0 used. 21361417+avail Mem
    
       PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND
    
    103260 root      20   0   48.8g  19.8g   1.0g S 105.3  3.9  42902:36 /usr/java/default/bin/java -Djava.util.logging.config.file=/u02/apache-tomcat-Interaction-8090/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djdk.tls.ephemeralDHKeySize=2048 -Djava.protocol.handler.pkgs=org.apache.catalina.webresources -Dorg.apache.catalina.security.SecurityListener.UMASK=0027 -Dignore.endorsed.dirs= -classpath /u02/apache-tomcat-Interaction-8090/bin/bootstrap.jar:/u02/apache-+
      1545 root      20   0   18.9g  17.1g  12692 S   0.0  3.4   1370:07 /usr/java/default/bin/java -Dproc_-Xms16g -XX:OnOutOfMemoryError=kill -9 %p -Xmx268435456 -XX:+HeapDumpOnOutOfMemoryError -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -Djava.net.preferIPv4Stack=true -Dhbase.log.dir=/var/log/hbase -Dhbase.log.file=hbase.log -Dhbase.home.dir=/opt/cloudera/parcels/CDH-5.12.2-1.cdh5.12.2.p0.4/lib/hbase/bin/.. -Dhbase.id.str=hbase -Dhbase.root.logger=INFO,console -Djava.library.path=/opt/cloudera/parcels/C+
     37562 root      20   0   94.0g  16.7g  11080 S  52.6  3.3   7694:49 /usr/java/default/bin/java -Djava.util.logging.config.file=/opt/cdr/apache-tomcat-8.5.33_java/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djdk.tls.ephemeralDHKeySize=2048 -Djava.protocol.handler.pkgs=org.apache.catalina.webresources -Dorg.apache.catalina.security.SecurityListener.UMASK=0027 -Dignore.endorsed.dirs= -classpath /opt/cdr/apache-tomcat-8.5.33_java/bin/bootstrap.jar:/opt/cdr/apach+

# ps 命令 #

## aux 参数组合 (内存排序：降序） ##

[root@localhost ~]# ps aux | head
    USER        PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
    root          1  0.0  0.0 200932 13264 ?        Ss   Jan15  65:56 /usr/lib/systemd/systemd --switched-root --system --deserialize 22
    
    [root@localhost ~]# ps aux --cols 512 |sort -k4 -nr |head #按内存降序排: 
    root     103260 42.6  3.9 51166924 20629980 ?   Sl   Jun01 42971:52 /usr/java/default/bin/java -Djava.util.logging.config.file=/u02/apache-tomcat-8090/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djdk.tls.ephemeralDHKeySize=2048 -Djava.protocol.handler.pkgs=org.apache.catalina.webresources -Dorg.apache.catalina.security.SecurityListener.UMASK=0027 -Dignore.endorsed.dirs= -classpath /u02/apache-tomcat-8090/bin/bootstrap.jar:/u02/apache-tom
    root       1545  1.2  3.3 19812600 17932872 ?   Sl   May25 1371:01 /usr/java/default/bin/java -Dproc_-Xms16g -XX:OnOutOfMemoryError=kill -9 %p -Xmx268435456 -XX:+HeapDumpOnOutOfMemoryError -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -Djava.net.preferIPv4Stack=true -Dhbase.log.dir=/var/log/hbase -Dhbase.log.file=hbase.log -Dhbase.home.dir=/opt/cloudera/parcels/CDH-5.12.2-1.cdh5.12.2.p0.4/lib/hbase/bin/.. -Dhbase.id.str=hbase -Dhbase.root.logger=INFO,console -Djava.library.path=/opt/cloudera/parcels/CDH-5
    root      37562 68.9  3.2 98515648 17323924 ?   Sl   Aug02 7732:35 /usr/java/default/bin/java -Djava.util.logging.config.file=/opt/cdr/apache-tomcat-8.5.33_java/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djdk.tls.ephemeralDHKeySize=2048 -Djava.protocol.handler.pkgs=org.apache.catalina.webresources -Dorg.apache.catalina.security.SecurityListener.UMASK=0027 -Dignore.endorsed.dirs= -classpath /opt/cdr/apache-tomcat-8.5.33_java/bin/bootstrap.jar:/opt/cdr/apache-to

## \-ef 参数组合 ##

[root@localhost test]# ps -ef |head -2
    UID         PID   PPID  C STIME TTY          TIME CMD
    root          1      0  0  2019 ?        00:00:35 /sbin/init
    hdfs     103815   5684  1 Mar12 ?        01:29:50 /usr/java/jdk1.8.0_211-amd64/bin/java -Dproc_namenode -Xmx1000m -Dhdfs.audit.logger=INFO,RFAAUDIT -Dsecurity.audit.logger=INFO,RFAS -Djava.net.preferIPv4Stack=true -Dhadoop.log.dir=/home/cdh/var/log/hadoop-hdfs -Dhadoop.log.file=hadoop-cmf-hdfs-NAMENODE-eadage.log.out -Dhadoop.home.dir=/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/hadoop -Dhadoop.id.str=hdfs -Dhadoop.root.logger=INFO,RFA -Djava.library.path=/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/hadoop/lib/native -Dhadoop.policy.file=hadoop-policy.xml -Djava.net.preferIPv4Stack=true -Xms4294967296 -Xmx4294967296 -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/home/cdh/tmp/hdfs_hdfs-NAMENODE-144a0ada48aafa3485e33bb69df57f5c_pid103815.hprof -XX:OnOutOfMemoryError=/opt/cm-5.12.2/lib64/cmf/service/common/killparent.sh -Dhadoop.security.logger=INFO,RFAS org.apache.hadoop.hdfs.server.namenode.NameNode

## \-o: 自定义参数组合 ##

\-o : output ( rsz: 物理内存使用量， vsz: 虚拟内存使用量)

[root@test ~]# ps -e -o 'rsz,vsz,pid,comm,args,pcpu,stime,user,uid' #|sort -n
    577040 3117584 48739 firefox        /usr/lib64/firefox/firefox   1.9 Aug19 root         0
    578172 840552 20920 Xvnc            /usr/bin/Xvnc :30 -desktop   1.9 Aug19 root         0
    584300 3010360 101145 java          /usr/java/jdk1.8.0_211-amd6  0.3 Sep09 mapred     486
    ...

## 统计用户进程数 ##

## 1，统计用户的进程数
    [root1@c7-docker ~]# ps -u redis -f
    UID        PID  PPID  C STIME TTY          TIME CMD
    redis      946     1  0 Nov05 ?        00:01:38 /usr/bin/redis-server 0.0.0.0:6379
    
    [root1@c7-docker ~]# ps -u nginx -f
    UID        PID  PPID  C STIME TTY          TIME CMD
    nginx      978   977  0 Nov05 ?        00:00:00 nginx: worker process
    nginx      979   977  0 Nov05 ?        00:00:00 nginx: worker process
    
    # ps -eo user,pid 
    [root1@c7-docker ~]# ps -eo user,pid |grep -iv 'user'|awk '{arr[$1]+=1} END { for(item in arr) print item ":" arr[item] }' |sort
    chrony:1
    dbus:1
    mysql:1
    nginx:2
    polkitd:8
    postfix:2
    redis:1
    root1:131
    rpc:1

## \-q pid -L 查看进程的线程数 ##

##2， 查看某进程的线程
    [root1@c7-docker ~]# ps -ef |grep mysql
    root1    19037     1  0 17:35 ?        00:00:00 /bin/sh /usr/bin/mysqld_safe --datadir=/var/lib/mysql --pid-file=/var/lib/mysql/c7-docker.pid
    mysql    19136 19037  0 17:35 ?        00:00:00 /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --log-error=/var/lib/mysql/c7-docker.err	 --pid-file=/var/lib/mysql/c7-docker.pid
    
    #lwp: light weight process 单个线程
    #nlwp: number of lwp 线程总数
    
    [root1@c7-docker ~]# ps -q 19136 -L -f
    UID        PID  PPID   LWP  C NLWP STIME TTY          TIME CMD
    mysql    19136 19037 19136  0   20 17:35 ?        00:00:00 /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --us
    mysql    19136 19037 19140  0   20 17:35 ?        00:00:00 /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --us
    ...
    
    [root1@c7-docker ~]# ps -q 19136 -L -o pid,lwp,nlwp,cmd,args
      PID   LWP NLWP CMD                         COMMAND
    19136 19136   20 /usr/sbin/mysqld --basedir= /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --log
    19136 19140   20 /usr/sbin/mysqld --basedir= /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --log
    ....