The following gives some analysis of correlation between various system monitoring data and each other. ie. We can see that when there is a high system fault rate, we are also writing mailboxes. 110 System Fault Rate 202 Mailbox Write Rate 0.800548 110 System Fault Rate 301 Allocation Rate 0.800971 306 CPU Tick Rate 400 New ENQ Rate 0.801122 301 Allocation Rate 309 File Lookup Rate 0.801371 51 Kernel Mode 304 Disk Write Rate 0.801493 306 CPU Tick Rate 402 DEQ Rate 0.801587 6 Local Event Flag Wait 158 Holes In Pool 0.801832 200 Direct I/O Rate 250 $DUA0: V751_SYS 0.802653 53 Supervisor Mode 201 Buffered I/O Rate 0.803076 56 Idle Time 107 Demand Zero Fault Rate -0.803392 200 Direct I/O Rate 400 New ENQ Rate 0.805636 200 Direct I/O Rate 402 DEQ Rate 0.806151 1 Process Count 309 File Lookup Rate 0.807050 54 User Mode 100 Page Fault Rate 0.808550 202 Mailbox Write Rate 203 Log Name Translation Rate 0.809157 52 Executive Mode 202 Mailbox Write Rate 0.810159 1 Process Count 201 Buffered I/O Rate 0.810252 250 $DUA0: V751_SYS 400 New ENQ Rate 0.810570 52 Executive Mode 301 Allocation Rate 0.810992 250 $DUA0: V751_SYS 402 DEQ Rate 0.811170 107 Demand Zero Fault Rate 302 Create Rate 0.811842 5 Page Fault Wait 102 Page Read I/O Rate 0.812356 101 Page Read Rate 102 Page Read I/O Rate 0.812475 6 Local Event Flag Wait 309 File Lookup Rate 0.812634 201 Buffered I/O Rate 202 Mailbox Write Rate 0.813005 52 Executive Mode 401 Converted ENQ Rate 0.814846 54 User Mode 110 System Fault Rate 0.815024 51 Kernel Mode 110 System Fault Rate 0.816031 107 Demand Zero Fault Rate 203 Log Name Translation Rate 0.816498 201 Buffered I/O Rate 309 File Lookup Rate 0.817202 53 Supervisor Mode 107 Demand Zero Fault Rate 0.818368 300 FCP Call Rate 304 Disk Write Rate 0.818860 52 Executive Mode 107 Demand Zero Fault Rate 0.819225 201 Buffered I/O Rate 302 Create Rate 0.820478 106 Modified List Fault Rate 302 Create Rate 0.821588 202 Mailbox Write Rate 302 Create Rate 0.821840 1 Process Count 56 Idle Time -0.823443 1 Process Count 53 Supervisor Mode 0.823549 200 Direct I/O Rate 310 File Open Rate 0.823749 250 $DUA0: V751_SYS 306 CPU Tick Rate 0.824152 156 Dynamic Bytes Available 159 Largest Block 0.824806 6 Local Event Flag Wait 53 Supervisor Mode 0.825069 106 Modified List Fault Rate 107 Demand Zero Fault Rate 0.825357 301 Allocation Rate 302 Create Rate 0.825774 100 Page Fault Rate 110 System Fault Rate 0.825811 53 Supervisor Mode 301 Allocation Rate 0.826407 6 Local Event Flag Wait 201 Buffered I/O Rate 0.826667 151 SRPs In Use 409 Total Resources 0.826908 51 Kernel Mode 53 Supervisor Mode 0.827351 107 Demand Zero Fault Rate 309 File Lookup Rate 0.827615 1 Process Count 203 Log Name Translation Rate 0.828267 102 Page Read I/O Rate 104 Page Write I/O Rate 0.828988 13 Compute 201 Buffered I/O Rate 0.830030 51 Kernel Mode 100 Page Fault Rate 0.830067 56 Idle Time 202 Mailbox Write Rate -0.830824 152 IRPs Available 153 IRPs In Use -0.831096 303 Disk Read Rate 304 Disk Write Rate 0.831256 111 Free List Size 202 Mailbox Write Rate -0.831365 202 Mailbox Write Rate 307 File Sys Page Fault Rate 0.832107 54 User Mode 203 Log Name Translation Rate 0.832136 54 User Mode 307 File Sys Page Fault Rate 0.832172 6 Local Event Flag Wait 56 Idle Time -0.832436 108 Global Valid Fault Rate 301 Allocation Rate 0.832956 110 System Fault Rate 309 File Lookup Rate 0.834386 13 Compute 100 Page Fault Rate 0.835048 6 Local Event Flag Wait 203 Log Name Translation Rate 0.836601 56 Idle Time 110 System Fault Rate -0.837656 51 Kernel Mode 302 Create Rate 0.837682 52 Executive Mode 110 System Fault Rate 0.839024 54 User Mode 108 Global Valid Fault Rate 0.839602 51 Kernel Mode 54 User Mode 0.839701 200 Direct I/O Rate 303 Disk Read Rate 0.839912 53 Supervisor Mode 110 System Fault Rate 0.840086 107 Demand Zero Fault Rate 108 Global Valid Fault Rate 0.840244 105 Free List Fault Rate 106 Modified List Fault Rate 0.840783 52 Executive Mode 201 Buffered I/O Rate 0.840929 110 System Fault Rate 201 Buffered I/O Rate 0.841565 51 Kernel Mode 400 New ENQ Rate 0.842270 51 Kernel Mode 402 DEQ Rate 0.842518 51 Kernel Mode 309 File Lookup Rate 0.844577 201 Buffered I/O Rate 307 File Sys Page Fault Rate 0.844701 401 Converted ENQ Rate 456 DEQ Rate (Local) 0.844783 401 Converted ENQ Rate 450 New ENQ Rate (Local) 0.844964 1 Process Count 302 Create Rate 0.845092 301 Allocation Rate 307 File Sys Page Fault Rate 0.846359 1 Process Count 307 File Sys Page Fault Rate 0.846568 13 Compute 53 Supervisor Mode 0.846644 110 System Fault Rate 203 Log Name Translation Rate 0.848737 13 Compute 302 Create Rate 0.849549 250 $DUA0: V751_SYS 304 Disk Write Rate 0.849615 6 Local Event Flag Wait 302 Create Rate 0.853013 107 Demand Zero Fault Rate 307 File Sys Page Fault Rate 0.854377 6 Local Event Flag Wait 307 File Sys Page Fault Rate 0.854667 56 Idle Time 100 Page Fault Rate -0.854770 200 Direct I/O Rate 304 Disk Write Rate 0.855355 1 Process Count 52 Executive Mode 0.857827 54 User Mode 301 Allocation Rate 0.857982 56 Idle Time 309 File Lookup Rate -0.858426 110 System Fault Rate 302 Create Rate 0.858482 53 Supervisor Mode 56 Idle Time -0.859577 203 Log Name Translation Rate 301 Allocation Rate 0.859804 53 Supervisor Mode 100 Page Fault Rate 0.860021 13 Compute 309 File Lookup Rate 0.860556 6 Local Event Flag Wait 52 Executive Mode 0.862543 51 Kernel Mode 301 Allocation Rate 0.863485 56 Idle Time 302 Create Rate -0.864368 51 Kernel Mode 307 File Sys Page Fault Rate 0.864847 200 Direct I/O Rate 300 FCP Call Rate 0.865211 100 Page Fault Rate 309 File Lookup Rate 0.866131 13 Compute 52 Executive Mode 0.866468 51 Kernel Mode 250 $DUA0: V751_SYS 0.866821 13 Compute 301 Allocation Rate 0.867707 100 Page Fault Rate 203 Log Name Translation Rate 0.867744 108 Global Valid Fault Rate 201 Buffered I/O Rate 0.869016 402 DEQ Rate 453 Converted ENQ Rate (Local) 0.869125 400 New ENQ Rate 453 Converted ENQ Rate (Local) 0.869259 201 Buffered I/O Rate 203 Log Name Translation Rate 0.869723 51 Kernel Mode 108 Global Valid Fault Rate 0.869877 51 Kernel Mode 52 Executive Mode 0.870039 52 Executive Mode 100 Page Fault Rate 0.870783 1 Process Count 202 Mailbox Write Rate 0.874320 56 Idle Time 201 Buffered I/O Rate -0.874780 51 Kernel Mode 201 Buffered I/O Rate 0.876049 108 Global Valid Fault Rate 202 Mailbox Write Rate 0.878640 56 Idle Time 301 Allocation Rate -0.880921 6 Local Event Flag Wait 202 Mailbox Write Rate 0.884954 13 Compute 110 System Fault Rate 0.884957 52 Executive Mode 56 Idle Time -0.888268 400 New ENQ Rate 456 DEQ Rate (Local) 0.888448 400 New ENQ Rate 450 New ENQ Rate (Local) 0.888521 402 DEQ Rate 456 DEQ Rate (Local) 0.888548 402 DEQ Rate 450 New ENQ Rate (Local) 0.888619 200 Direct I/O Rate 306 CPU Tick Rate 0.888681 1 Process Count 108 Global Valid Fault Rate 0.890057 56 Idle Time 307 File Sys Page Fault Rate -0.892434 306 CPU Tick Rate 310 File Open Rate 0.892992 100 Page Fault Rate 108 Global Valid Fault Rate 0.895392 13 Compute 108 Global Valid Fault Rate 0.896556 6 Local Event Flag Wait 108 Global Valid Fault Rate 0.899686 100 Page Fault Rate 302 Create Rate 0.899888 13 Compute 203 Log Name Translation Rate 0.901391 56 Idle Time 108 Global Valid Fault Rate -0.902409 13 Compute 307 File Sys Page Fault Rate 0.903412 13 Compute 54 User Mode 0.903624 108 Global Valid Fault Rate 110 System Fault Rate 0.904653 100 Page Fault Rate 307 File Sys Page Fault Rate 0.905635 304 Disk Write Rate 306 CPU Tick Rate 0.907058 110 System Fault Rate 307 File Sys Page Fault Rate 0.908567 52 Executive Mode 302 Create Rate 0.909747 52 Executive Mode 53 Supervisor Mode 0.911547 203 Log Name Translation Rate 302 Create Rate 0.912489 100 Page Fault Rate 107 Demand Zero Fault Rate 0.915138 303 Disk Read Rate 306 CPU Tick Rate 0.916447 56 Idle Time 203 Log Name Translation Rate -0.916674 6 Local Event Flag Wait 8 Hibernate 0.917424 53 Supervisor Mode 309 File Lookup Rate 0.919071 51 Kernel Mode 203 Log Name Translation Rate 0.919697 13 Compute 51 Kernel Mode 0.919711 302 Create Rate 309 File Lookup Rate 0.921344 52 Executive Mode 203 Log Name Translation Rate 0.921935 53 Supervisor Mode 302 Create Rate 0.922531 6 Local Event Flag Wait 111 Free List Size -0.926253 401 Converted ENQ Rate 453 Converted ENQ Rate (Local) 0.927169 401 Converted ENQ Rate 402 DEQ Rate 0.928528 400 New ENQ Rate 401 Converted ENQ Rate 0.929013 52 Executive Mode 309 File Lookup Rate 0.929041 53 Supervisor Mode 203 Log Name Translation Rate 0.929486 52 Executive Mode 307 File Sys Page Fault Rate 0.931163 1 Process Count 111 Free List Size -0.933272 52 Executive Mode 108 Global Valid Fault Rate 0.933911 13 Compute 56 Idle Time -0.933947 1 Process Count 8 Hibernate 0.934258 453 Converted ENQ Rate (Local) 456 DEQ Rate (Local) 0.935554 450 New ENQ Rate (Local) 453 Converted ENQ Rate (Local) 0.935657 307 File Sys Page Fault Rate 309 File Lookup Rate 0.935754 54 User Mode 56 Idle Time -0.936119 108 Global Valid Fault Rate 309 File Lookup Rate 0.936949 101 Page Read Rate 103 Page Write Rate 0.937585 300 FCP Call Rate 306 CPU Tick Rate 0.938268 303 Disk Read Rate 310 File Open Rate 0.941270 302 Create Rate 307 File Sys Page Fault Rate 0.944293 203 Log Name Translation Rate 307 File Sys Page Fault Rate 0.947932 53 Supervisor Mode 108 Global Valid Fault Rate 0.949665 203 Log Name Translation Rate 309 File Lookup Rate 0.950748 53 Supervisor Mode 307 File Sys Page Fault Rate 0.952683 51 Kernel Mode 56 Idle Time -0.953077 108 Global Valid Fault Rate 302 Create Rate 0.954119 8 Hibernate 111 Free List Size -0.954339 100 Page Fault Rate 106 Modified List Fault Rate 0.955565 108 Global Valid Fault Rate 203 Log Name Translation Rate 0.958562 300 FCP Call Rate 303 Disk Read Rate 0.963787 151 SRPs In Use 408 Total Locks 0.978035 300 FCP Call Rate 310 File Open Rate 0.980148 108 Global Valid Fault Rate 307 File Sys Page Fault Rate 0.983938 356 File ID (Hit %) 358 Extent (Hit %) 0.993022 500 Arriving Local Packet Rate 501 Departng Local Packet Rate 0.993204 1 Process Count 6 Local Event Flag Wait 0.996504 400 New ENQ Rate 402 DEQ Rate 0.999978 450 New ENQ Rate (Local) 456 DEQ Rate (Local) 0.999997 15 Current Process 459 Blocking AST Rate (Local) 1.000000 12 Free Page Wait 14 Compute (Outswapped) 1.000000 15 Current Process 403 Blocking AST Rate 1.000000 403 Blocking AST Rate 459 Blocking AST Rate (Local) 1.000000