The following is a printout of performance metrics gathered from Electric Cloud's emake product. It has several sections that analyze different parts of system performance, such as overall utilizations, bandwidths, etc.
Cluster summary statistics
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Total time: 1004.3s, 1949 jobs, 6282 commands
10 agents

Overall time usage:
  Startup:           5.35s ( 0.1%)       10 intvls, avg   535.0ms
  Command:        3032.57s (30.2%)     6282 intvls, avg   482.7ms
  Emake request:  2124.16s (21.2%)   176495 intvls, avg    12.0ms
  A2A request:     202.80s ( 2.0%)     6478 intvls, avg    31.3ms
  Disk cache:       43.11s ( 0.4%)     4289 intvls, avg    10.1ms
  Command end:      20.45s ( 0.2%)     6282 intvls, avg     3.3ms
  Return:         3292.81s (32.8%)     1949 intvls, avg  1689.5ms
  Idle:           1040.77s (10.4%)     1939 intvls, avg   536.8ms
  End:             280.99s ( 2.8%)

Emake request timers:
  A2E_GET_FILE_NAME_AND_ATTRIBUTES:          249.87s ( 2.5%)
  A2E_GET_FILE_DATA (<50000 bytes):          831.88s ( 8.3%)
  A2E_GET_FILE_DATA (50000-500000 bytes):    206.65s ( 2.1%)
  A2E_GET_FILE_DATA (>=500000 bytes):        956.61s ( 9.5%)
  A2E_GET_DIRECTORY_ENTRIES:                 112.59s ( 1.1%)
  A2E_RUN_COMMAND:                             0.00s ( 0.0%)
  A2E_GET_REG_KEY:                            12.45s ( 0.1%)

Bandwidth:
  Network from emake:     4905.8 MB,   2.1 MB/s active,   4.9 MB/s overall
  Network to emake:       8553.8 MB,   2.6 MB/s active,   8.5 MB/s overall
  Network from agents:    1451.7 MB,   7.2 MB/s active,   1.4 MB/s overall
  Network to agents:      1451.7 MB,   8.5 MB/s active,   1.4 MB/s overall
  From disk:              5262.2 MB, 122.1 MB/s active,   5.2 MB/s overall
  Small files:             590.6 MB,   0.7 MB/s
  Medium files:            581.9 MB,   2.8 MB/s
  Large files:            3429.1 MB,   3.6 MB/s

Average # active agents:
  Receiving from emake:     2.4
  Sending to emake:         3.3
  Receiving from agents:    0.2
  Sending to agents:        0.2
  Reading from disk:        0.0
  Receiving small files:    0.8
  Receiving medium files:   0.2
  Receiving large files:    1.0

Caching:
  Lookups:          0.1% (86031937 to EFS, 81749 to emake)
  Read traffic:     8.3% (72954.9 MB from EFS, 6053.4 MB from emake)
  Write traffic:   100.9% (8400.7 MB to EFS, 8475.8 MB to emake)
  Directory scans:  0.5% (4039608 to EFS, 19636 to emake)
  Cache group 0:   39260 file loads (  33.6 MB), 1949 flushes (100.0% of jobs)
  Cache group 1: 1420200 file loads ( 753.5 MB),  255 flushes ( 13.1% of jobs)
  Cache group 2:  228016 file loads (  91.5 MB),  923 flushes ( 47.4% of jobs)

Buffer usage:
  Average buffer usage:   17.1
  Maximum buffer usage:  308

Per-job statistics:
  File opens:                     3172.8 per job ( 6183854 total)
  Failed lookups:                 5017.2 per job ( 9778497 total)
  Emake requests:                   90.6 per job (  176495 total)
  File bytes read remotely (KB):  3105.9 per job ( 6053383 total)

Agent-to-agent file transfers:
  Incoming:  2249 requests,   96 rejections ( 4.3%)
  Outgoing:  2249 requests,   96 rejections ( 4.3%)

Disk cache:
  Write traffic:  2208 files,  3723.0 MB ( 1.7 MB avg)
  Read traffic:   4289 files,  5262.2 MB ( 1.2 MB avg)

Other timers:
  Emake latency:    864.69s ( 8.6%)   176495 intvls, avg     4.9ms
  A2A startup:       50.16s ( 0.5%)     2249 intvls, avg    22.3ms
  A2A transmit:     170.19s ( 1.7%)     2153 intvls, avg    79.0ms
  Clear usage:       37.16s ( 0.4%)     1949 intvls, avg    19.1ms

Usage records:
  Create            8052 (  0.2%),    4.1 per job
  Link                 2 (  0.0%),    0.0 per job
  Lookup         1702017 ( 51.6%),  873.3 per job
  Modify            1267 (  0.0%),    0.7 per job
  Modify atts        118 (  0.0%),    0.1 per job
  New name       1494624 ( 45.3%),  766.9 per job
  Read             94718 (  2.9%),   48.6 per job
  Rename               0 (  0.0%),    0.0 per job
  Truncate           145 (  0.0%),    0.1 per job
  Unlink               1 (  0.0%),    0.0 per job
  Unlink(last)         9 (  0.0%),    0.0 per job
  Total          3300953 (100.0%), 1693.7 per job
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