e bash>
$ cat /etc/ntp.conf
…
restrict <ip_adress_of_your_time_server> mask 255.255.255.255 nomodify n... tightened as well, but to do so would effect some of
# the administrative functions.
restrict 127.0.0.... bash>
$ service ntpd stop
$ ntpdate -s <ip_adress_of_your_time_server>
$ service ntpd restart
</code>...
$ chkconfig --list | grep ntpd
ntpd 0:off 1:off 2:on 3:on 4:on 5:on 6:off
das akuelle Script gestartet:
<code bash>
# Home of the scrips
SCRIPTPATH=$(cd ${0%/*} && echo $PWD/$... y found)"
echo " "
exit 6
fi
##check Version of Database
VERVIEW=\$version
ISENTERISE=`echo "set pagesize 0
set feedback off
select count(*) from v_${VERVIEW} where banner l... ndt.
<code bash>
# Run Script to generate Trace of Controlfile
# Run Script to generate Copy of pfil
fs.file-max = 6815744
# Controls the maximum size of a message, in bytes
kernel.msgmnb = 65536
# Controls the default maxmimum size of a mesage queue
kernel.msgmax = 65536
# Controls ... e maximum shared segment size, in bytes
# max 50% of total memory
# Adjust this to your setting for yo... mmax = 68719476736
# Controls the maximum number of shared memory segments, in pages
kernel.shmall =
D damit die Rechte auch stimmen!
dd if=/dev/zero of=/opt/oracle/VOTNFSDISK/vote_nfs_disk01 bs=1M coun... SD(3302)]CRS-1615: No I/O has completed after 50% of the maximum interval. Voting file /dev/oracleasm/... 12 21:35:27.455 [OCSSD(3302)]CRS-1672: The number of voting files currently available 2 has fallen to the minimum number of voting files required 2.
....
2016-09-12 21:35:
ll zip unzip
</code>
**Linux Tools wie lsof **
Offene Datei/System Pointer anzeigen lassen
Per def... cgate" Schalter, falls beim ersten Start der time offset > 1000s beendet sich der ntpd
Auf allen Kno... group id
* %s: signal number
* %t: UNIX time of dump
* %h: hostname
* %e: executable filename
* %E: pathname of executable
* %h: hostname
==testen==
Als Ora
"
=== Anzahl der Huge Pages ermitteln ===
Rule of thumb:
Byte Wert von "show SGA + 1%" / 2MB = <An... ages verwenden, falls zuwenige => ora-27102 : out of memory beim start der Instance
* auto = ab 11.2... ages_Surp: 0
HugePages_Total is the size of the pool of huge pages.
HugePages_Free is the number of huge pages in the pool that are not yet
nzip
</code>
**Linux Tools wie lsof / finger **
Offene Datei/System Pointer anzeigen lassen
Per def... cgate" Schalter, falls beim ersten Start der time offset > 1000s beendet sich der ntpd
Auf allen Kno... group id
* %s: signal number
* %t: UNIX time of dump
* %h: hostname
* %e: executable filename
* %E: pathname of executable
* %h: hostname
==testen==
Als Ora
i||
|:rew|gehe zur ersten Datei||
|:ar|Liste alle offenen Dateien auf||
\\ vi graphical cheat sheet ... ER = user owning the process
* PID = process ID of the process
* %CPU = It is the CPU time used di... me the process has been running.
* %MEM = ratio of the process’s resident set size to the physical m... ory on the machine
* VSZ = virtual memory usage of entire process
* RSS = resident set size, the n
en " .. The IMM is set initially with a user name of USERID and password ofPASSW0RD (with a zero, not the letter O) as dfault ... siehe Doku hier [[http:/... d 10G auf das Storage schreiben:
dd if=/dev/zero of=/dev/mapper/mpathd bs=1M count=10000
#
hdparm -t... iver.
This will configure the on-boot properties of the Oracle ASM library
driver. The following que
atenbank. Die Datenbank auf dem Server A ist dazu offen und aktiv, die Datenbank B wird als manuelle S... halten mit:
<code bash>
chkconfig NetworkManager off
chkconfig | grep NetworkManager
NetworkManager 0:off 1:off 2:off 3:off 4:off 5:off 6:off
</code>
=== Netzwerk Bonding durchführen ===
Net
eines Semaphors|mindestens 255 (Der Standard ist oft 32767; nicht ändern wenn nicht nötig.)|
=== Ak... MOPM=100, SEMMNI=128
* 250 = SEMMSL = number of semaphores total per array / set
* 32000 = SEMMNS = maximum total number of semaphores available
* 100 = SEMOPM = Defines the maximum number of operations for each semaphore call
* 128 = SE
essionMap - Sessions will expire after 60 minutes of inactivity.
11:55:13.955 [main] INFO o.a.g.a.mys... conf.d/security.conf
<code bash>
ServerSignature Off
ServerTokens Prod
TraceEnable Off
</code>
=== Erste Performane Einstellungen ====
Test z.... onf.d/guacamole.conf
<code bash>
HostnameLookups off
</code>
== Worker Threads konfigurien ==
was
ew prod
#
# crontab example
# Minute Hour Day of Month Month Day of Week Command
# (0-59) (0-23) (1-31) (1-12 or Jan-Dec... PYTEST
########## Enviroment ##############
DAY_OF_WEEK=`date +%w`
export DAY_OF_WEEK
DAY=`date +"%m_%d_%y_%H_%M"`
export DAY
########################
eth0
Pause parameters for eth0:
Autonegotiate: off
RX: on
TX: on
</code>
Falls off, einschalten mit "ethtool -K eth0 rx on"
siehe a... file
#
########## Environment ##############
DAY_OF_WEEK="`date +%w`"
export DAY_OF_WEEK
DAY="`date +%d`"
export DAY
# Home of the scrips
SCRIPTPATH=$