Linux下的查找技巧
Find知识点:
-mtime ——修改时间
-ctime ——创建时间
-atime ——访问时间
mtime 举例说明:
-mtime n : n为数字,意思为在n天之前的“一天之内”被更改过内容的文件
-mtime +n : 列出在n天之前(不含n天本身)被更改过内容的文件名
-mtime -n : 列出在n天之内(含n天本身)被更改过内容的文件名
例如:将系统24小时内更改过内容的档案列出 。
find / -mtime 0
1、查找大于100M的文件
- $find . -type f -size +1000000k
2、Linux查找快速增长的文件(查找近期变动的大小超过M的文件)
问题描述:发现Linux的/目录空间报警,然后登录到服务器上通过df -h 查看到/空间的可用在不断的减少,肯定是有文件在不断的占用空间。
排查脚本:查询大于1M的当日改变的文件
- [oracle@swnode2 app]$ du -sh `find ./ -ctime ` | grep [-]M | sort -n
- 977M ./oracle/admin/gnnt/adump
- 959M ./grid/diag/tnslsnr/swnode2/asmnet1lsnr_asm/alert
- 659M ./grid/crsdata/swnode2/acfs
- 531M ./grid/diag/tnslsnr/swnode2/asmnet1lsnr_asm/trace/asmnet1lsnr_asm.log
- 498M ./oracle/diag/rdbms/gnnt/gnnt2/trace
- 297M ./grid/diag/apx/+apx/+APX2/trace
- 275M ./grid/diag/asm/+asm/+ASM2/trace
- 163M ./grid/diagsnap/swnode2
- 162M ./grid/crsdata/swnode2/cvu/cvutrc
- 144M ./oracle/admin/gnnt/adump/6900B0297CC66549E053650DA8C0B038
- 97M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/trace
- 92M .//grid/crf/db/swnode2/proc
- 51M ./grid/diag/crs/swnode2/crs/trace/ocssd_76.trc
- 36M ./grid/diag/tnslsnr/swnode2/listener/trace/listener.log
- 33M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_mmon_27452.trc
- 32M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_gen0_27237.trc
- 32M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/trace/-MGMTDB_mmon_42907.trc
- 32M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/trace/-MGMTDB_gen0_42706.trc
- 30M ./grid/diag/tnslsnr/swnode2/listener_scan1/trace/listener_scan1.log
- 29M ./grid/diag/asm/+asm/+ASM2/trace/+ASM2_gen0_7361.trc
- 28M ./grid/diag/asm/+asm/+ASM2/trace/+ASM2_mmon_7475.trc
- 28M ./grid/diag/apx/+apx/+APX2/trace/+APX2_gen0_7836.trc
- 26M ./grid/diag/crs/swnode2/crs/trace/osysmond_13.trc
- 26M ./grid/crsdata/swnode2/cvu/cvutrc/cvutrace.log.
- 26M ./grid/crsdata/swnode2/cvu/cvutrc/cvutrace.log.
- 26M ./grid/crsdata/swnode2/cvu/cvutrc/cvutrace.log.
- 24M ./grid/diag/crs/swnode2/crs/trace/crsd_oraagent_grid.trc
- 23M ./grid/crsdata/swnode2/cvu/cvutrc/cvuhelper.log.
- 22M ./grid/diag/crs/swnode2/crs/trace/ohasd_oraagent_grid.trc
- 22M ./grid/diag/crs/swnode2/crs/trace/gpnpd.trc
- 22M ./grid/diag/crs/swnode2/crs/trace/gipcd.trc
- 20M ./grid/crsdata/swnode2/cvu/cvulog
- 19M ./grid/diag/clients/user_grid/host_4152456498_107/trace
- 18M ./grid/diag/crs/swnode2/crs/trace/ohasd_orarootagent_root.trc
- 16M ./grid/diag/crs/swnode2/crs/trace/crsd_scriptagent_grid.trc
- 16M ./grid/crsdata/swnode2/acfs/acfs.log.
- 15M ./grid/diag/tnslsnr/swnode2/mgmtlsnr/trace/mgmtlsnr.log
- 15M ./grid/diag/crs/swnode2/crs/trace/octssd.trc
- 15M ./grid/crsdata/swnode2/cvu/cvutrc/cvutrace.log.
- 14M ./oracle/diag/rdbms/gnnt/gnnt2/incident
- 12M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_lmhb_27353.trc
- 12M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_dia0_27310_base_1.trc
- 12M ./grid/diag/crs/swnode2/crs/trace/ologgerd.trc
- 12M ./grid/crsdata/swnode2/acfs/advm.bin.
- 11M ./grid/diag/tnslsnr/swnode2/asmnet1lsnr_asm/alert/log_95.xml
- 11M ./grid/diag/crs/swnode2/crs/trace/ohasd.trc
- 11M ./grid/diag/asm/+asm/+ASM2/trace/+ASM2_lmhb_7425.trc
- 11M .//grid/crf/db/swnode2/proc/procdump.l01
- 10M .//grid/crf/db/swnode2/proc/procdump.l08
- 10M .//grid/crf/db/swnode2/proc/procdump.l07
- 10M .//grid/crf/db/swnode2/proc/procdump.l04
- 10M .//grid/crf/db/swnode2/proc/procdump.l03
- 10M .//grid/crf/db/swnode2/proc/procdump.l02
- /grid/crf/db/swnode2/proc/procdump.l09
- /grid/crf/db/swnode2/proc/procdump.l06
- /grid/crf/db/swnode2/proc/procdump.l05
- /grid/rdbms/audit/+ASM2_ora_51680_20180705000128420057143795.aud
- 9.7M ./oracle/diag/rdbms/gnnt/gnnt2/incident/incdir_2520377
- 9.7M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/alert/log.xml
- 9.6M ./grid/diag/crs/swnode2/crs/trace/ocssd.trc
- 9.4M ./grid/diag/tnslsnr/swnode2/listener_scan1/alert/log.xml
- 9.4M ./grid/diag/crs/swnode2/crs/trace/osysmond.trc
- 8.6M ./oracle/diag/rdbms/gnnt/gnnt2/incident/incdir_2520377/gnnt2_mmon_27452_i2520377.trc
- 8.3M ./grid/diag/tnslsnr/swnode2/listener/alert/log.xml
- 8.1M ./grid/diagsnap/swnode2/diagsnap_swnode2.log
- 7.9M ./grid/crsdata/swnode2/qos/logs
- 7.5M ./grid/diag/crs/swnode2/crs/trace/ocssd_76.trm
- /grid/rdbms/audit/+ASM2_ora_51680_20180705152908123581143795.aud
- 6.9M ./oracle/admin/gnnt/adump/gnnt2_ora_19062_20180705235537335003143795.aud
- /grid/srvm/admin
- 6.6M ./grid/diag/tnslsnr/swnode2/asmnet1lsnr_asm/alert/log.xml
- 5.7M ./grid/diag/crs/swnode2/crs/trace/ohasd_cssdmonitor_root.trc
- 5.6M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_mmon_27452.trm
- 5.6M ./grid/diag/crs/swnode2/crs/trace/crsd.trc
- 5.5M ./grid/diag/crs/swnode2/crs/trace/ohasd_oraagent_grid.trm
- 5.1M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/incident
- 5.0M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/incident/incdir_48265
- 4.8M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_gen0_27237.trm
- /grid/log/swnode2/client
- 4.6M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/incident/incdir_48265/-MGMTDB_mmon_42907_i48265.trc
- 4.6M ./grid/diag/crs/swnode2/crs/trace/crsd_orarootagent_root.trc
- 4.5M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_dia0_27310_base_1.trm
- 4.4M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_dbrm_27277.trc
- 4.4M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/trace/-MGMTDB_dbrm_42768.trc
- 4.4M ./grid/diag/asm/+asm/+ASM2/trace/+ASM2_gen0_7361.trm
- 4.3M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/trace/-MGMTDB_mmon_42907.trm
- 4.3M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/trace/-MGMTDB_gen0_42706.trm
- 4.3M ./grid/diag/asm/+asm/+ASM2/trace/+ASM2_mmon_7475.trm
- 4.3M ./grid/diag/apx/+apx/+APX2/trace/+APX2_gen0_7836.trm
- 4.2M ./grid/diag/crs/swnode2/crs/trace/ohasd_cssdagent_root.trc
- 3.9M ./grid/diag/crs/swnode2/crs/trace/crsd_oraagent_grid.trm
- 3.8M ./oracle/diag/rdbms/gnnt/gnnt2/trace/alert_gnnt2.log
- /db_1/cfgtoollogs/opatch
- 3.6M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/trace/alert_-MGMTDB.log
- 3.6M ./grid/diag/crs/swnode2/crs/trace/crsd_jagent_grid.trc
- 3.5M ./grid/diag/asm/+asm/+ASM2/alert/log.xml
- 3.4M ./grid/diag/crs/swnode2/crs/trace/crsd_scriptagent_grid.trm
- /grid/cfgtoollogs/opatch
- 3.2M ./oracle/diag/rdbms/gnnt/gnnt2/alert/log.xml
- 3.2M ./grid/diag/crs/swnode2/crs/trace/gipcd.trm
- 3.1M ./oracle/admin/gnnt/adump/gnnt2_ora_15879_20180706030706129797143795.aud
- 3.1M ./grid/diag/crs/swnode2/crs/trace/ohasd_orarootagent_root.trm
- 2.9M ./oracle/admin/gnnt/adump/gnnt2_j002_24048_20180705220024598306143795.aud
- 2.8M ./grid/diag/crs/swnode2/crs/trace/octssd.trm
- 2.8M ./grid/diag/crs/swnode2/crs/trace/crsd_oraagent_oracle.trc
- 2.7M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_lms0_27326.trc
- 2.7M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_dia0_27310_lws_1.trc
- 2.6M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_lms1_27328.trc
- /grid/crf/db/swnode2/proc/procdump.log
- 2.4M ./grid/diag/crs/swnode2/crs/trace/gpnpd.trm
- 2.4M ./grid/crsdata/swnode2/evm
- 2.1M ./oracle/diag/rdbms/gnnt/gnnt2/metadata/DFW_PURGE_ITEM.ams
- 2.1M ./oracle/admin/gnnt/adump/gnnt2_ora_34857_20180705221902514272143795.aud
- 2.1M ./grid/diag/crs/swnode2/crs/trace/ologgerd.trm
- 2.1M ./grid/diag/crs/swnode2/crs/trace/ohasd.trm
- 2.1M ./grid/diag/crs/swnode2/crs/metadata/DFW_PURGE_ITEM.ams
- 2.1M ./grid/diag/asmtool/user_grid/host_4152456498_107/alert/log.xml
- 2.1M ./grid/crsdata/@global/cvu/baseline/cvures
- /grid/rdbms/audit/+ASM2_ora_45011_20180630235220082856143795.aud
- 1.8M ./grid/diag/crs/swnode2/crs/trace/evmd.trc
- /grid/rdbms/audit/+ASM2_ora_13846_20180706030604564198143795.aud
- /db_1/cfgtoollogs/opatch/lsinv
- 1.7M ./oracle/admin/gnnt/adump/gnnt2_ora_19670_20180705235607678244143795.aud
- /grid/cfgtoollogs/opatch/lsinv
- 1.5M ./grid/diag/asm/user_grid/host_4152456498_107/alert/log.xml
- /grid/rdbms/log
- /grid/cdata/swnode2.olr
- 1.4M ./grid/diag/crs/swnode2/crs/trace/ocssd.trm
- 1.3M ./grid/diag/rdbms/_mgmtdb/-MGMTDB/metadata/DFW_PURGE_ITEM.ams
- 1.2M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_mmon_9212.trc
- 1.2M ./grid/diag/crs/swnode2/crs/trace/ohasd_cssdmonitor_root.trm
- 1.1M ./oracle/diag/rdbms/gnnt/gnnt2/trace/gnnt2_gen0_9004.trc
- 1.1M ./oracle/diag/rdbms/gnnt/gnnt2/incident/incdir_2520377/gnnt2_mmon_27452_i2520377.trm
- 1.1M ./grid/diag/tnslsnr/swnode2/mgmtlsnr/alert/log.xml
- 1.1M ./grid/diag/crs/swnode2/crs/trace/crsd.trm
- 1.1M ./grid/diag/asm/+asm/+ASM2/trace/+ASM2_lms0_7415.trc
- /grid/rdbms/audit/+ASM2_ora_62301_20180705155542656414143795.aud
- /grid/rdbms/audit/+ASM2_ora_40722_20180705195554780511143795.aud
- /grid/rdbms/audit/+ASM2_ora_19404_20180705235600641745143795.aud
- /grid/rdbms/audit/+ASM2_ora_17214_20180705115536941463143795.aud
- 1.0M ./grid/diag/asm/+asm/+ASM2/trace/+ASM2_gen0_7782.trc
$ du -sh `find ./ -ctime 0` | grep [0-9]M | sort -n
3、linux统计目录大小并排序 查看目录下所有一级子目录文件夹大小
格式:du -h --max-depth=1 |grep []
- $du -h --max-depth= |grep [TG] |sort #查找上G和T的目录并排序
解释:
du -sh #统计当前目录的大小,以直观方式展现
du -h --max-depth=1 |grep 'G' |sort #查看上G目录并排序
du -sh --max-depth=1 #查看当前目录下所有一级子目录文件夹大小
du -h --max-depth=1 |sort #查看当前目录下所有一级子目录文件夹大小 并排序
du -h --max-depth=1 |grep [TG] |sort -nr #倒序排
4、搜索指定日期范围的文件,例如搜索/test下2017-06-03到2017-06-06之间修改过的文件
- $find /test -type f -newermt -- -a ! -newermt --
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