DB2 Memory High in SAP
Hi Team,
We have allocated 82 GB memory for SAP production database DB2. Database always occupied more than 98% always. Please let us know which db2 process occupied more memory.
topas_nmon──.=OnlyBusyMode─────Host=huxp0012───────Refresh=2 secs───08:04.31─────────────────────────────────────────────────────────────────────────────────────────┐
│ Memory ──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────│
│ Physical PageSpace | pages/sec In Out | FileSystemCache │
│% Used 98.6% 2.1% | to Paging Space 0.0 0.0 | (numperm) 17.5% │
│% Free 1.4% 97.9% | to File System 32.5 107.5 | Process 61.1% │
│MB Used 80780.6MB 955.2MB | Page Scans 0.0 | System 19.9% │
│MB Free 1139.4MB 44100.8MB | Page Cycles 0.0 | Free 1.4% │
│Total(MB) 81920.0MB 45056.0MB | Page Steals 0.0 | ------ │
│ | Page Faults 56.5 | Total 100.0% │
│------------------------------------------------------------ | numclient 17.5% │
│Min/Maxperm 2383MB( 3%) 71495MB( 90%) <--% of RAM | maxclient 90.0% │
│Min/Maxfree 960 1088 Total Virtual 124.0GB | User 75.7% │
│Min/Maxpgahead 2 8 Accessed Virtual 64.6GB 52.1%| Pinned 21.3% │
│ | lruable pages 20336400.0 │
│ Network ─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────│
│I/F Name Recv=KB/s Trans=KB/s packin packout insize outsize Peak->Recv TransKB │
│ en0 0.2 1.7 3.0 17.5 65.3 97.8 8.7 170.8 │
│ en1 7276.7 69863.1 28124.3 74410.0 264.9 961.4 11943.8 116139.2 │
│ en2 380.8 73.4 586.5 441.5 664.8 170.2 435.1 73.4 │
│ en3 0.0 0.0 0.5 0.0 46.0 0.0 0.8 0.7 │
│ en4 0.0 0.0 0.5 0.0 46.0 0.0 143.8 17602.7 │
│ lo0 0.1 0.1 0.5 0.5 116.0 116.0 93.8 93.8 │
│ Total 7.5 68.3 in Mbytes/second Overflow=0 │
│I/F Name MTU ierror oerror collision Mbits/s Description │
│ en0 1500 0 0 0 10240 Standard Ethernet Network Interface │
│ en1 1500 0 0 0 10240 Standard Ethernet Network Interface │
│ en2 1500 0 0 0 10240 Standard Ethernet Network Interface │
│ en3 1500 0 0 0 10240 Standard Ethernet Network Interface │
│ en4 1500 0 0 0 10240 Standard Ethernet Network Interface │
│ lo0 16896 0 0 0 0 Loopback Network Interface
Regards,
MK
Hi Team,
Please find the requested information below.
Database Manager Configuration
Node type = Enterprise Server Edition with local and remote clients
Database manager configuration release level = 0x0d00
CPU speed (millisec/instruction) (CPUSPEED) = 3.345772e-07
Communications bandwidth (MB/sec) (COMM_BANDWIDTH) = 1.000000e+02
Max number of concurrently active databases (NUMDB) = 8
Federated Database System Support (FEDERATED) = NO
Transaction processor monitor name (TP_MON_NAME) =
Default charge-back account (DFT_ACCOUNT_STR) =
Java Development Kit installation path (JDK_PATH) = /db2/db2ttp/sqllib/java/jdk64
Diagnostic error capture level (DIAGLEVEL) = 3
Notify Level (NOTIFYLEVEL) = 3
Diagnostic data directory path (DIAGPATH) = /db2/FCP/db2dump
Alternate diagnostic data directory path (ALT_DIAGPATH) =
Size of rotating db2diag & notify logs (MB) (DIAGSIZE) = 150
Default database monitor switches
Buffer pool (DFT_MON_BUFPOOL) = ON
Lock (DFT_MON_LOCK) = ON
Sort (DFT_MON_SORT) = ON
Statement (DFT_MON_STMT) = ON
Table (DFT_MON_TABLE) = ON
Timestamp (DFT_MON_TIMESTAMP) = ON
Unit of work (DFT_MON_UOW) = ON
Monitor health of instance and databases (HEALTH_MON) = OFF
SYSADM group name (SYSADM_GROUP) = DBFCPADM
SYSCTRL group name (SYSCTRL_GROUP) = DBFCPCTL
SYSMAINT group name (SYSMAINT_GROUP) = DBFCPMNT
SYSMON group name (SYSMON_GROUP) =
Client Userid-Password Plugin (CLNT_PW_PLUGIN) =
Client Kerberos Plugin (CLNT_KRB_PLUGIN) =
Group Plugin (GROUP_PLUGIN) =
GSS Plugin for Local Authorization (LOCAL_GSSPLUGIN) =
Server Plugin Mode (SRV_PLUGIN_MODE) = UNFENCED
Server List of GSS Plugins (SRVCON_GSSPLUGIN_LIST) =
Server Userid-Password Plugin (SRVCON_PW_PLUGIN) =
Server Connection Authentication (SRVCON_AUTH) = NOT_SPECIFIED
Cluster manager (CLUSTER_MGR) =
Database manager authentication (AUTHENTICATION) = SERVER_ENCRYPT
Alternate authentication (ALTERNATE_AUTH_ENC) = NOT_SPECIFIED
Cataloging allowed without authority (CATALOG_NOAUTH) = NO
Trust all clients (TRUST_ALLCLNTS) = YES
Trusted client authentication (TRUST_CLNTAUTH) = CLIENT
Bypass federated authentication (FED_NOAUTH) = NO
Default database path (DFTDBPATH) = /db2/FCP
Database monitor heap size (4KB) (MON_HEAP_SZ) = AUTOMATIC(90)
Java Virtual Machine heap size (4KB) (JAVA_HEAP_SZ) = 2048
Audit buffer size (4KB) (AUDIT_BUF_SZ) = 0
Size of instance shared memory (4KB) (INSTANCE_MEMORY) = 13107200
Agent stack size (AGENT_STACK_SZ) = 2048
Sort heap threshold (4KB) (SHEAPTHRES) = 0
Directory cache support (DIR_CACHE) = NO
Application support layer heap size (4KB) (ASLHEAPSZ) = 16
Max requester I/O block size (bytes) (RQRIOBLK) = 65535
Workload impact by throttled utilities(UTIL_IMPACT_LIM) = 10
Priority of agents (AGENTPRI) = SYSTEM
Agent pool size (NUM_POOLAGENTS) = AUTOMATIC(100)
Initial number of agents in pool (NUM_INITAGENTS) = 5
Max number of coordinating agents (MAX_COORDAGENTS) = AUTOMATIC(200)
Max number of client connections (MAX_CONNECTIONS) = AUTOMATIC(MAX_COORDAGENTS)
Keep fenced process (KEEPFENCED) = YES
Number of pooled fenced processes (FENCED_POOL) = 10
Initial number of fenced processes (NUM_INITFENCED) = 0
Index re-creation time and redo index build (INDEXREC) = RESTART
Transaction manager database name (TM_DATABASE) = 1ST_CONN
Transaction resync interval (sec) (RESYNC_INTERVAL) = 180
SPM name (SPM_NAME) =
SPM log size (SPM_LOG_FILE_SZ) = 256
SPM resync agent limit (SPM_MAX_RESYNC) = 20
SPM log path (SPM_LOG_PATH) =
TCP/IP Service name (SVCENAME) = sapdb2FCP
Discovery mode (DISCOVER) = SEARCH
Discover server instance (DISCOVER_INST) = ENABLE
SSL server keydb file (SSL_SVR_KEYDB) =
SSL server stash file (SSL_SVR_STASH) =
SSL server certificate label (SSL_SVR_LABEL) =
SSL service name (SSL_SVCENAME) =
SSL cipher specs (SSL_CIPHERSPECS) =
SSL versions (SSL_VERSIONS) =
SSL client keydb file (SSL_CLNT_KEYDB) =
SSL client stash file (SSL_CLNT_STASH) =
Maximum query degree of parallelism (MAX_QUERYDEGREE) = ANY
Enable intra-partition parallelism (INTRA_PARALLEL) = NO
Maximum Asynchronous TQs per query (FEDERATED_ASYNC) = 0
No. of int. communication buffers(4KB)(FCM_NUM_BUFFERS) = AUTOMATIC(4096)
No. of int. communication channels (FCM_NUM_CHANNELS) = AUTOMATIC(2048)
Node connection elapse time (sec) (CONN_ELAPSE) = 10
Max number of node connection retries (MAX_CONNRETRIES) = 5
Max time difference between nodes (min) (MAX_TIME_DIFF) = 60
db2start/db2stop timeout (min) (START_STOP_TIME) = 10
Informational tokens are "DB2 v9.7.0.5", "special_28492", "IP23285_28492", and
Fix Pack "5".
Regards,
MK
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'1GB PC2700 RAM 1 GB DDR 333 PC 2700 DIMM MEMORY 184PIN Low Density'
I can not find anywhere that says it needs to be Low density I have sent a email to MSI, but no reply, does anyone know??This is the question I didn't ask
Seems I can upgrade to Low Density, so lucky and still a good price, thanks again
Quote from https://forum-en.msi.com/index.php?topic=76954.0
I'm thinking of buying some of this 1gb '128x4' high density RAM thats really cheap on Ebay...'
Do a search of this forum for 128x4, and try and find a post where someone has successfully got this type of RAM working... if you can't be bothered searching, the answer would appear to be no. better to not waste your time and get some proper 128x64 if you want 1gb sticks
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