{"id":385,"date":"2020-05-12T16:13:34","date_gmt":"2020-05-12T08:13:34","guid":{"rendered":"https:\/\/www.zeroheart.xyz\/wordpress\/?p=385"},"modified":"2023-02-09T15:00:50","modified_gmt":"2023-02-09T07:00:50","slug":"%e4%b8%80%e4%ba%9b%e5%91%bd%e4%bb%a4%e5%a4%87%e6%9f%a5","status":"publish","type":"post","link":"https:\/\/www.zeroheart.xyz\/wordpress\/?p=385","title":{"rendered":"\u4e00\u4e9b\u547d\u4ee4\u5907\u67e5"},"content":{"rendered":"\n
\u627e\u5927\u65e5\u5fd7\u6587\u4ef6
cd \/
sudo find . -type f -size +100M
sudo find . -name *.log -type f -size +20M

sudo find \/var\/ -name *.log -type f -size +10M 
<\/pre>\n\n\n\n
\u590d\u5236\u6587\u4ef6\u5230\u670d\u52a1\u5668 
scp \/Users\/zeroheart\/Downloads\/1.txt user@ip:\/home\/1.txt<\/pre>\n\n\n\n
jstack \u4e00\u952e\u64cd\u4f5c\u811a\u672c
.\/show-busy-java-threads.sh <\/pre>\n\n\n\n
dump \u5185\u5b58\u6587\u4ef6
jmap -dump:format=b,file=e.bin pid<\/pre>\n\n\n\n
gc\u60c5\u51b5\u67e5\u8be2 2\u79d2\u4e00\u6b21\uff0c\u6253\u5370100\u6b21
jstat -gcutil pid 2000 100<\/pre>\n\n\n\n
mac mysql \u81ea\u5b9a\u4e49\u914d\u7f6e\u6587\u4ef6 \/etc\/my.cnf<\/pre>\n\n\n\n
dump\u6570\u636e\uff0c\u5ffd\u7565\u67d0\u4e2a\u8868
mysqldump -u xxx -p -h xxx db  > \/mnt\/bak\/ojy_08271504.sql --set-gtid-purged=off --ignore-table=db.t_modify_record

\u5355\u8868\u5355\u51fa
mysqldump -u user -p dbname tablename > db.sql<\/pre>\n\n\n\n
\u5bfc\u5165\u6570\u636e\u5230mysql
mysql -u xxx -p -h xxx erp_zhuoling_yuqiaoerp_com < \/mnt\/mntnas\/dbbak\/zhuoling_0307.sql<\/pre>\n\n\n\n
insert into from
insert
INTO erp_fzls_yuqiaoerp_com.t_t_zfb_account
select * FROM erp_fzsc_yuqiaoerp_com.t_zfb_account;<\/pre>\n\n\n\n
\u6e05\u7406\u8868\u7a7a\u95f4
truncate table t_operation_log;<\/pre>\n\n\n\n
\u8868\u7a7a\u95f4\u60c5\u51b5\u67e5\u8be2
1.\u603b\u5927\u5c0f
select concat(round(sum(DATA_LENGTH\/1024\/1024),2),'MB') as data 
from information_schema.TABLES
where table_schema = 'erp_fengwei_javaxp_net'
and table_name = 't_operation_log';

2.\u5404\u4e2a\u8868\u7684\u5927\u5c0f
select table_name,table_rows,concat(round(DATA_LENGTH\/1024\/1024, 2), 'MB') as size, concat(round(DATA_FREE\/1024\/1024, 2), 'MB') as data_free
 from information_schema.TABLES<\/code> where table_schema = 'erp_fengwei_javaxp_net' order by DATA_LENGTH desc ;

3.\u5e93\u60c5\u51b5
SELECT TABLE_SCHEMA AS '\u5e93\u540d',
CONCAT(ROUND(TABLE_ROWS\/10000, 2), ' \u4e07\u884c') AS '\u884c\u6570',
CONCAT(ROUND(SUM(DATA_LENGTH)\/(10241024<\/em>1024), 2), ' GB') AS '\u8868\u7a7a\u95f4',
CONCAT(ROUND(SUM(DATA_FREE)\/(10241024<\/em>1024), 2), ' GB') AS '\u788e\u7247\u7a7a\u95f4',
CONCAT(ROUND(SUM(INDEX_LENGTH)\/(10241024<\/em>1024), 2), ' GB') AS '\u7d22\u5f15\u7a7a\u95f4',
CONCAT(ROUND(SUM(DATA_LENGTH+INDEX_LENGTH)\/(10241024<\/em>1024),2),' GB') AS'\u603b\u7a7a\u95f4'
FROM information_schema.TABLES where TABLE_SCHEMA = 'erp_fengwei_javaxp_net'
<\/pre>\n\n\n\n
x : \u4ece tar \u5305\u4e2d\u5ea6\u628a\u6587\u4ef6\u63d0\u53d6\u51fa\u6765
z : \u8868\u793a tar \u5305\u662f\u88ab gzip \u538b\u7f29\u8fc7\u95ee\u7684\uff0c\u6240\u4ee5\u89e3\u538b\u65f6\u9700\u7b54\u8981\u7528 gunzip \u89e3\u538b
v : \u663e\u793a\u8be6\u7ec6\u4fe1\u606f\u7248
f xxx.tar.gz<\/a> : \u6307\u5b9a\u88ab\u5904\u7406\u7684\u6587\u6743\u4ef6\u662f xxx.tar.gz<\/a>
c : \u5efa\u7acb\u538b\u7f29\u6587\u4ef6\u7684\u53c2\u6570\u547d\u4ee4

\u538b\u7f29
tar zcvf FileName.tar.gz DirName
\u89e3\u538b\u7f29
tar zxvf FileName.tar.gz

<\/pre>\n\n\n\n
\u521b\u5efa\u7d22\u5f15
create index ii_operation_date on t_warehouseioitem(f_operation_date);

<\/pre>\n\n\n\n
\u4fee\u6539\u5b57\u6bb5
ALTER TABLE t_job_schedule2 CHANGE COLUMN f_scripts f_scripts LONGTEXT NULL DEFAULT NULL;<\/pre>\n\n\n\n
\u670d\u52a1\u5668\u7684redis
186,\u5185\u7f51\u5730\u5740140
cd \/usr\/local\/redis-4.0.2\/src
.\/redis-cli -h localhost -p 6379 -a yqredis
\u6e05\u7a7a\u547d\u4ee4
flushdb
\u67e5\u770b\u6240\u6709
keys *
\u67e5\u770b\u5355\u6761
get key<\/pre>\n\n\n\n
\u67e5\u770b\u5f53\u524d\u6587\u4ef6\u5939\u7684\u6587\u4ef6\u6570\uff08\u4e0d\u5305\u542b\u5b50\u76ee\u5f55\u4e2d\u7684\u6587\u4ef6\uff09
ls -l|grep \"^-\"| wc -l

\u67e5\u770b\u5f53\u524d\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u6570\u91cf\uff08\u5305\u542b\u5b50\u76ee\u5f55\u4e2d\u7684\u6587\u4ef6\uff09 \u6ce8\u610f\uff1aR\uff0c\u4ee3\u8868\u5b50\u76ee\u5f55
ls -lR|grep \"^-\"| wc -l

\u67e5\u770b\u5f53\u524d\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u5939\u76ee\u5f55\u4e2a\u6570\uff08\u4e0d\u5305\u542b\u5b50\u76ee\u5f55\u4e2d\u7684\u76ee\u5f55\uff09\uff0c\u540c\u4e0a\u8ff0\u7406\uff0c\u5982\u679c\u9700\u8981\u67e5\u770b\u5b50\u76ee\u5f55\u7684\uff0c\u52a0\u4e0aR
ls -l|grep \"^d\"| wc -l

\u67e5\u8be2\u5f53\u524d\u8def\u5f84\u4e0b\u7684\u6307\u5b9a\u524d\u7f00\u540d\u7684\u76ee\u5f55\u4e0b\u7684\u6240\u6709\u6587\u4ef6\u6570\u91cf
\u4f8b\u5982\uff1a\u7edf\u8ba1\u6240\u6709\u4ee5\u201c20161124\u201d\u5f00\u5934\u7684\u76ee\u5f55\u4e0b\u7684\u5168\u90e8\u6587\u4ef6\u6570\u91cf
ls -lR 20161124*\/|grep \"^-\"| wc -l

\u5bf9\u6bcf\u4e2a\u547d\u4ee4\u53c2\u6570\u505a\u4e00\u4e0b\u8bf4\u660e\u5907\u6ce8\uff1a
ls -l
\u8be5\u547d\u4ee4\u8868\u793a\u4ee5\u957f\u5217\u8868\u8f93\u51fa\u6307\u5b9a\u76ee\u5f55\u4e0b\u7684\u4fe1\u606f\uff08\u672a\u6307\u5b9a\u5219\u8868\u793a\u5f53\u524d\u76ee\u5f55\uff09\uff0cR\u4ee3\u8868\u5b50\u76ee\u5f55\u4e2d\u7684\u201c\u6587\u4ef6\u201d\uff0c\u8fd9\u4e2a\u201c\u6587\u4ef6\u201d\u6307\u7684\u662f\u76ee\u5f55\u3001\u94fe\u63a5\u3001\u8bbe\u5907\u6587\u4ef6\u7b49\u7684\u603b\u79f0
grep \"^d\"\u8868\u793a\u76ee\u5f55\uff0c\"^-\"\u8868\u793a\u6587\u4ef6
wc -l
\u8868\u793a\u7edf\u8ba1\u8f93\u51fa\u4fe1\u606f\u7684\u884c\u6570\uff0c\u56e0\u4e3a\u7ecf\u8fc7\u524d\u9762\u7684\u8fc7\u6ee4\u5df2\u7ecf\u53ea\u5269\u4e0b\u666e\u901a\u6587\u4ef6\uff0c\u4e00\u4e2a\u76ee\u5f55\u6216\u6587\u4ef6\u5bf9\u5e94\u4e00\u884c\uff0c\u6240\u4ee5\u7edf\u8ba1\u7684\u4fe1\u606f\u7684\u884c\u6570\u4e5f\u5c31\u662f\u76ee\u5f55\u6216\u6587\u4ef6\u7684\u4e2a\u6570

<\/pre>\n\n\n\n
\u7cfb\u7edf\u652f\u6301\u7684\u5b57\u4f53
fc-list :lang=zh
fc-list
\u5b57\u4f53\u76ee\u5f55
\/usr\/share\/fonts<\/pre>\n\n\n\n
\u5206\u76ee\u5f55\u7edf\u8ba1\u5927\u5c0f\uff0c\u5e76\u6392\u5e8f\n\ndu -sh * |sort -rh\n<\/pre>\n\n\n\n
\u6e05\u7406docker\u955c\u50cf\n\ndocker images -a | grep egb- | awk '{ print $3}'<\/pre>\n\n\n\n
\u67e5\u770b\u7aef\u53e3\u5360\u7528\u60c5\u51b5\nlsof -i tcp:7003 <\/pre>\n\n\n\n
docker\u91cc\u9762\u7684\u65e5\u5fd7\u6e05\u7406\n\nsudo ls -lh $(sudo find \/var\/lib\/docker\/containers\/ -name *-json.log)\n\nsudo truncate -s 0 xxx.log\n\n\nv2ray\u670d\u52a1\u81ea\u542f\u52a8\nsudo systemctl enable v2ray\n<\/pre>\n\n\n\n
\u9646\u7eed\u8865\u5145\u4e2d\u3002\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u627e\u5927\u65e5\u5fd7\u6587\u4ef6cd \/sudo find . -type f -size +100Msudo find . -n […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,58],"tags":[16,15],"_links":{"self":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/385"}],"collection":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=385"}],"version-history":[{"count":55,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/385\/revisions"}],"predecessor-version":[{"id":4137,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/385\/revisions\/4137"}],"wp:attachment":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=385"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=385"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=385"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}