2015-05-15

Additional charts

Host zm08.stanford.edu: Total CPU

avg(user) = 4.59    avg(sys) = 0.62    avg(idle) = 92.15    avg(iowait) = 2.57    avg(nice) = 0.00    avg(irq) = 0.00    avg(softirq) = 0.07

Host zm08.stanford.edu: Individual CPU user time

avg(cpu0) = 13.90    avg(cpu1) = 13.75    avg(cpu2) = 6.01    avg(cpu3) = 5.29    avg(cpu4) = 3.89    avg(cpu5) = 5.07    avg(cpu6) = 2.88    avg(cpu7) = 2.35    avg(cpu8) = 1.99    avg(cpu9) = 1.58    avg(cpu10) = 1.65    avg(cpu11) = 1.29    avg(cpu12) = 10.13    avg(cpu13) = 4.67    avg(cpu14) = 6.92    avg(cpu15) = 4.95    avg(cpu16) = 9.75    avg(cpu17) = 5.03    avg(cpu18) = 3.44    avg(cpu19) = 1.54    avg(cpu20) = 1.07    avg(cpu21) = 1.10    avg(cpu22) = 0.96    avg(cpu23) = 0.93

Host zm08.stanford.edu: Individual CPU nice time

avg(cpu0) = 0.00    avg(cpu1) = 0.00    avg(cpu2) = 0.00    avg(cpu3) = 0.00    avg(cpu4) = 0.00    avg(cpu5) = 0.00    avg(cpu6) = 0.00    avg(cpu7) = 0.00    avg(cpu8) = 0.00    avg(cpu9) = 0.00    avg(cpu10) = 0.00    avg(cpu11) = 0.00    avg(cpu12) = 0.00    avg(cpu13) = 0.00    avg(cpu14) = 0.00    avg(cpu15) = 0.00    avg(cpu16) = 0.00    avg(cpu17) = 0.00    avg(cpu18) = 0.00    avg(cpu19) = 0.00    avg(cpu20) = 0.00    avg(cpu21) = 0.00    avg(cpu22) = 0.00    avg(cpu23) = 0.00

Host zm08.stanford.edu: Individual CPU sys time

avg(cpu0) = 1.45    avg(cpu1) = 1.42    avg(cpu2) = 0.91    avg(cpu3) = 0.84    avg(cpu4) = 0.61    avg(cpu5) = 0.71    avg(cpu6) = 0.51    avg(cpu7) = 0.41    avg(cpu8) = 0.31    avg(cpu9) = 0.25    avg(cpu10) = 0.25    avg(cpu11) = 0.20    avg(cpu12) = 1.17    avg(cpu13) = 0.70    avg(cpu14) = 1.13    avg(cpu15) = 0.95    avg(cpu16) = 0.67    avg(cpu17) = 0.75    avg(cpu18) = 0.47    avg(cpu19) = 0.32    avg(cpu20) = 0.21    avg(cpu21) = 0.21    avg(cpu22) = 0.17    avg(cpu23) = 0.17

Host zm08.stanford.edu: Individual CPU idle time

avg(cpu0) = 61.96    avg(cpu1) = 61.73    avg(cpu2) = 91.87    avg(cpu3) = 92.69    avg(cpu4) = 94.89    avg(cpu5) = 93.42    avg(cpu6) = 96.26    avg(cpu7) = 96.96    avg(cpu8) = 97.55    avg(cpu9) = 98.05    avg(cpu10) = 97.99    avg(cpu11) = 98.43    avg(cpu12) = 83.37    avg(cpu13) = 88.90    avg(cpu14) = 91.56    avg(cpu15) = 93.73    avg(cpu16) = 89.13    avg(cpu17) = 93.87    avg(cpu18) = 95.82    avg(cpu19) = 98.07    avg(cpu20) = 98.65    avg(cpu21) = 98.65    avg(cpu22) = 98.82    avg(cpu23) = 98.85

Host zm08.stanford.edu: Individual CPU iowait time

avg(cpu0) = 22.40    avg(cpu1) = 22.81    avg(cpu2) = 1.09    avg(cpu3) = 1.07    avg(cpu4) = 0.53    avg(cpu5) = 0.68    avg(cpu6) = 0.27    avg(cpu7) = 0.23    avg(cpu8) = 0.11    avg(cpu9) = 0.09    avg(cpu10) = 0.08    avg(cpu11) = 0.05    avg(cpu12) = 5.16    avg(cpu13) = 5.69    avg(cpu14) = 0.28    avg(cpu15) = 0.27    avg(cpu16) = 0.35    avg(cpu17) = 0.26    avg(cpu18) = 0.19    avg(cpu19) = 0.05    avg(cpu20) = 0.06    avg(cpu21) = 0.03    avg(cpu22) = 0.03    avg(cpu23) = 0.04

Host zm08.stanford.edu: Individual CPU irq time

avg(cpu0) = 0.00    avg(cpu1) = 0.00    avg(cpu2) = 0.00    avg(cpu3) = 0.00    avg(cpu4) = 0.00    avg(cpu5) = 0.00    avg(cpu6) = 0.00    avg(cpu7) = 0.00    avg(cpu8) = 0.00    avg(cpu9) = 0.00    avg(cpu10) = 0.00    avg(cpu11) = 0.00    avg(cpu12) = 0.00    avg(cpu13) = 0.00    avg(cpu14) = 0.00    avg(cpu15) = 0.00    avg(cpu16) = 0.00    avg(cpu17) = 0.00    avg(cpu18) = 0.00    avg(cpu19) = 0.00    avg(cpu20) = 0.00    avg(cpu21) = 0.00    avg(cpu22) = 0.00    avg(cpu23) = 0.00

Host zm08.stanford.edu: Individual CPU softirq time

avg(cpu0) = 0.26    avg(cpu1) = 0.28    avg(cpu2) = 0.11    avg(cpu3) = 0.10    avg(cpu4) = 0.07    avg(cpu5) = 0.11    avg(cpu6) = 0.07    avg(cpu7) = 0.04    avg(cpu8) = 0.03    avg(cpu9) = 0.02    avg(cpu10) = 0.02    avg(cpu11) = 0.01    avg(cpu12) = 0.17    avg(cpu13) = 0.02    avg(cpu14) = 0.11    avg(cpu15) = 0.09    avg(cpu16) = 0.09    avg(cpu17) = 0.08    avg(cpu18) = 0.06    avg(cpu19) = 0.00    avg(cpu20) = 0.01    avg(cpu21) = 0.00    avg(cpu22) = 0.00    avg(cpu23) = 0.00

Host zm08.stanford.edu: Process CPU

avg(mailbox) = 3.60    avg(mysql) = 0.61    avg(stats) = 0.00

Host zm08.stanford.edu: Process Total Memory

avg(mailbox) = 21250.81    avg(mysql) = 18175.78    avg(stats) = 0.00

Host zm08.stanford.edu: Process Resident Memory

avg(mailbox) = 8666.21    avg(mysql) = 17696.50    avg(stats) = 0.00

Host zm08.stanford.edu: Swap Activity

avg(swap in) = 0.02    avg(swap out) = 0.01

Host zm08.stanford.edu: Virtual Memory

avg(swapped) = 17.54    avg(free) = 2854.48    avg(active) = 38876.53    avg(inactive) = 20853.98    avg(page cache) = 29937.56

Host zm08.stanford.edu: Context Switches

avg(context switches) = 9339.28

Host zm08.stanford.edu: Run/Blocked Process Queue Size, Load Average

avg(processes waiting for run time) = 1.81    avg(processes waiting for io time) = 0.97    avg(load average (1 min)) = 2.28

Host zm08.stanford.edu: Disk Utilization (Top 10 avg)

avg(sdf) = 16.97    avg(dm-0) = 7.45    avg(sdg) = 13.41    avg(dm-1) = 17.06    avg(sdl) = 17.12    avg(sdh) = 10.66    avg(dm-4) = 27.97    avg(dm-3) = 14.56    avg(sdm) = 13.42    avg(sdn) = 11.11

Host zm08.stanford.edu: Disk Throughput: /dev/sde

avg(sde read) = 0.19    avg(sde write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sdf

avg(sdf read) = 786.45    avg(sdf write) = 949.00

Host zm08.stanford.edu: Disk Throughput: /dev/sda

avg(sda read) = 0.19    avg(sda write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sdk

avg(sdk read) = 105.02    avg(sdk write) = 52.96

Host zm08.stanford.edu: Disk Throughput: /dev/sdt

avg(sdt read) = 0.19    avg(sdt write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sdq

avg(sdq read) = 0.19    avg(sdq write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sdj

avg(sdj read) = 2.85    avg(sdj write) = 169.20

Host zm08.stanford.edu: Disk Throughput: /dev/dm-0

avg(dm-0 read) = 921.45    avg(dm-0 write) = 1145.22

Host zm08.stanford.edu: Disk Throughput: /dev/sdg

avg(sdg read) = 857.01    avg(sdg write) = 198.75

Host zm08.stanford.edu: Disk Throughput: /dev/dm-1

avg(dm-1 read) = 1712.52    avg(dm-1 write) = 403.28

Host zm08.stanford.edu: Disk Throughput: /dev/dm-2

avg(dm-2 read) = 2.18    avg(dm-2 write) = 344.73

Host zm08.stanford.edu: Disk Throughput: /dev/sdl

avg(sdl read) = 779.31    avg(sdl write) = 946.17

Host zm08.stanford.edu: Disk Throughput: /dev/sdc

avg(sdc read) = 0.19    avg(sdc write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sdr

avg(sdr read) = 0.19    avg(sdr write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sds

avg(sds read) = 0.19    avg(sds write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sdi

avg(sdi read) = 381.65    avg(sdi write) = 563.16

Host zm08.stanford.edu: Disk Throughput: /dev/sdh

avg(sdh read) = 1095.21    avg(sdh write) = 4.96

Host zm08.stanford.edu: Disk Throughput: /dev/dm-4

avg(dm-4 read) = 1546.82    avg(dm-4 write) = 1884.60

Host zm08.stanford.edu: Disk Throughput: /dev/sdb

avg(sdb read) = 0.19    avg(sdb write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/dm-3

avg(dm-3 read) = 2206.08    avg(dm-3 write) = 7.95

Host zm08.stanford.edu: Disk Throughput: /dev/sdm

avg(sdm read) = 856.51    avg(sdm write) = 199.59

Host zm08.stanford.edu: Disk Throughput: /dev/sdp

avg(sdp read) = 8.61    avg(sdp write) = 175.10

Host zm08.stanford.edu: Disk Throughput: /dev/sdn

avg(sdn read) = 1097.91    avg(sdn write) = 0.25

Host zm08.stanford.edu: Disk Throughput: /dev/sdu

avg(sdu read) = 0.19    avg(sdu write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sdd

avg(sdd read) = 0.19    avg(sdd write) = 0.00

Host zm08.stanford.edu: Disk Throughput: /dev/sdo

avg(sdo read) = 460.72    avg(sdo write) = 571.60

Host zm08.stanford.edu: Disk IOPs: /dev/sde

avg(sde read) = 0.05    avg(sde write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sdf

avg(sdf read) = 50.18    avg(sdf write) = 34.35

Host zm08.stanford.edu: Disk IOPs: /dev/sda

avg(sda read) = 0.05    avg(sda write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sdk

avg(sdk read) = 6.66    avg(sdk write) = 2.78

Host zm08.stanford.edu: Disk IOPs: /dev/sdt

avg(sdt read) = 0.05    avg(sdt write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sdq

avg(sdq read) = 0.05    avg(sdq write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sdj

avg(sdj read) = 0.41    avg(sdj write) = 0.77

Host zm08.stanford.edu: Disk IOPs: /dev/dm-0

avg(dm-0 read) = 23.65    avg(dm-0 write) = 54.71

Host zm08.stanford.edu: Disk IOPs: /dev/sdg

avg(sdg read) = 52.04    avg(sdg write) = 12.92

Host zm08.stanford.edu: Disk IOPs: /dev/dm-1

avg(dm-1 read) = 103.98    avg(dm-1 write) = 26.61

Host zm08.stanford.edu: Disk IOPs: /dev/dm-2

avg(dm-2 read) = 0.10    avg(dm-2 write) = 1.58

Host zm08.stanford.edu: Disk IOPs: /dev/sdl

avg(sdl read) = 50.26    avg(sdl write) = 34.50

Host zm08.stanford.edu: Disk IOPs: /dev/sdc

avg(sdc read) = 0.05    avg(sdc write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sdr

avg(sdr read) = 0.05    avg(sdr write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sds

avg(sds read) = 0.05    avg(sds write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sdi

avg(sdi read) = 6.57    avg(sdi write) = 27.08

Host zm08.stanford.edu: Disk IOPs: /dev/sdh

avg(sdh read) = 22.56    avg(sdh write) = 0.43

Host zm08.stanford.edu: Disk IOPs: /dev/dm-4

avg(dm-4 read) = 99.98    avg(dm-4 write) = 68.42

Host zm08.stanford.edu: Disk IOPs: /dev/sdb

avg(sdb read) = 0.05    avg(sdb write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/dm-3

avg(dm-3 read) = 46.08    avg(dm-3 write) = 0.62

Host zm08.stanford.edu: Disk IOPs: /dev/sdm

avg(sdm read) = 52.04    avg(sdm write) = 12.92

Host zm08.stanford.edu: Disk IOPs: /dev/sdp

avg(sdp read) = 0.63    avg(sdp write) = 1.06

Host zm08.stanford.edu: Disk IOPs: /dev/sdn

avg(sdn read) = 22.87    avg(sdn write) = 0.02

Host zm08.stanford.edu: Disk IOPs: /dev/sdu

avg(sdu read) = 0.05    avg(sdu write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sdd

avg(sdd read) = 0.05    avg(sdd write) = 0.00

Host zm08.stanford.edu: Disk IOPs: /dev/sdo

avg(sdo read) = 11.87    avg(sdo write) = 27.36

Host zm08.stanford.edu: Disk Usage

avg(/opt/zimbra/redo-mysql) = 53.59    avg(/usr/vice/cache) = 13.06    avg(/opt/zimbra/store) = 89.00    avg(/opt/zimbra) = 72.00    avg(/opt/zimbra/hsm1) = 91.00    avg(/) = 8.01    avg(/opt/zimbra/redolog) = 21.62

Host zm08.stanford.edu: Open file descriptor count

avg(total system file descriptors open) = 7178.58    avg(mailboxd file descriptors open) = 3810.76

Host zm08.stanford.edu: Process CPU Time (Top 10 avg)

avg(tripwire) = 1713.33    avg(java) = 1943.48    avg(dracut) = 160.00    avg(gzip) = 2572.73    avg(semodule) = 942.00    avg(mysqld) = 441.58    avg(yum) = 585.83    avg(mysqldump) = 151.79    avg(zmmailboxd) = 2591.27    avg(zmcompresslogs) = 1467.50

Host zm08.stanford.edu: SOAP: Invocation Count: Summary (Top 10 max)

max(SearchRequest) = 159.00    max(GetContactsRequest) = 144.00    max(MsgActionRequest.delete) = 317.00    max(NoOpRequest) = 359.00    max(WaitSetRequest) = 301.00    max(GetDomainInfoRequest) = 247.00    max(GetFolderRequest) = 408.00    max(SyncRequest) = 472.00    max(GetEffectiveFolderPermsRequest) = 196.00    max(GetAppointmentRequest) = 2579.00

Host zm08.stanford.edu: SOAP: Average Call Duration: Summary (Top 10 avg)

avg(SendMsgRequest) = 341.48    avg(DeleteAccountRequest) = 11835.17    avg(BackupQueryRequest) = 550.00    avg(GetAggregateQuotaUsageOnServerRequest) = 984.00    avg(WaitSetRequest) = 307.73    avg(SendInviteReplyRequest) = 360.46    avg(ForwardAppointmentRequest) = 321.00    avg(FolderActionRequest.empty) = 1331.48    avg(GetConvRequest) = 430.00    avg(GetQuotaUsageRequest) = 1164.00

Host zm08.stanford.edu: MySQL: InnoDB Buffer Pool Pages

avg(pages read) = 367422267.05    avg(pages written) = 127361858.88

Host zm08.stanford.edu: MySQL: InnoDB Buffer Pool Hit Rate

avg(buffer pool hit rate) = 999.06

Host zm08.stanford.edu: MySQL: Database Connections In Use

avg(connections in use) = 0.49

Host zm08.stanford.edu: MySQL: Tables Open/Opened

avg(open_tables) = 1185.64    avg(opened_tables (cumulative)) = 355825.46

Host zm08.stanford.edu: MySQL: Total Slow Queries Count

avg(slow queries (cumulative)) = 480612.28

Host zm08.stanford.edu: Mailboxd: Connection Pool Get Latency

avg(mysql) = 0.19    avg(ldap) = 0.13

Host zm08.stanford.edu: Mailboxd: Lucene IO

avg(Index writes) = 98.24    avg(Index reads) = 230.50

Host zm08.stanford.edu: Mailboxd: LMTP Delivery Throughput

avg(received) = 131.05    avg(delivered) = 174.49

Host zm08.stanford.edu: Mailboxd: LMTP Delivery Rate

avg(received msgs) = 1.17    avg(delivered msgs) = 1.49    avg(received x rcpts) = 1.51

Host zm08.stanford.edu: Mailboxd: Mailbox Add Rate (Delivery Rate)

avg(mailbox add rate) = 1.87

Host zm08.stanford.edu: Mailboxd: Mailbox Add Latency (Delivery Speed)

avg(mailbox add latency) = 49.61

Host zm08.stanford.edu: Mailboxd: Request Rate by Client Protocol

avg(SOAP) = 12.30    avg(IMAP) = 74.24    avg(POP) = 2.67

Host zm08.stanford.edu: Mailboxd: Response Time by Client Protocol

avg(SOAP) = 310.76    avg(IMAP) = 18.41    avg(POP) = 75.51

Host zm08.stanford.edu: Mailboxd: Active Connections by Client Protocol

avg(IMAP) = 156.19    avg(IMAP SSL) = 607.18    avg(POP) = 0.03    avg(POP SSL) = 1.06    avg(SOAP sessions) = 754.89

Host zm08.stanford.edu: Mailboxd: Mailbox Get Count

avg(mailbox get count) = 4824.93

Host zm08.stanford.edu: Mailboxd: Mailbox Get Latency

avg(mailbox get latency) = 0.04

Host zm08.stanford.edu: Mailboxd: Mailbox Cache Hit Rate

avg(mailbox cache hit rate) = 99.93

Host zm08.stanford.edu: Mailboxd: Mailbox Item/Blob Cache Hit Rate

avg(msg blob cache) = 36.76    avg(item metadata cache) = 31.80

Host zm08.stanford.edu: Mailboxd: Minor Garbage Collection Time

avg(minor GC time) = 0.61

Host zm08.stanford.edu: Mailboxd: Major Garbage Collection Time

avg(major GC time) = 0.04

Host zm08.stanford.edu: Mailboxd: Minor Garbage Collection Count

avg(minor GC count) = 9.78

Host zm08.stanford.edu: Mailboxd: Major Garbage Collection Count

avg(major GC count) = 0.03

Host zm08.stanford.edu: Mailboxd: JVM Heap Used

avg(total) = 4802.79    avg(PS Old Gen) = 0.00    avg(CMS Old Gen) = 3877.64    avg(Tenured Gen) = 0.00    avg(Train Gen) = 0.00    avg(PS Eden Space) = 0.00    avg(PS Survivor Space) = 0.00    avg(Par Eden Space) = 821.33    avg(Par Survivor Space) = 103.82    avg(Eden Space) = 0.00    avg(Survivor Space) = 0.00

Host zm08.stanford.edu: Mailboxd: JVM Heap Free

avg(total free) = 3024.52    avg(PS Old Gen free) = 0.00    avg(CMS Old Gen free) = 2143.36    avg(Tenured Gen free) = 0.00    avg(Train Gen free) = 0.00    avg(PS Eden Space free) = 0.00    avg(PS Survivor Space free) = 0.00    avg(Par Eden Space free) = 784.29    avg(Par Survivor Space free) = 96.87    avg(Eden Space free) = 0.00    avg(Survivor Space free) = 0.00

Host zm08.stanford.edu: Mailboxd: JVM Permanent Generation and Code Cache

avg(PS Perm Gen) = 0.00    avg(Perm Gen) = 0.00    avg(CMS Perm Gen) = 134.63    avg(Code Cache) = 35.68    avg(Perm Gen [shared-ro]) = 0.00    avg(Perm Gen [shared-rw]) = 0.00    avg(PS Perm Gen free) = 0.00    avg(Perm Gen free) = 0.00    avg(CMS Perm Gen free) = 93.48    avg(Code Cache free) = 9.84    avg(Perm Gen [shared-ro] free) = 0.00    avg(Perm Gen [shared-rw] free) = 0.00

Host zm08.stanford.edu: convertd: CPU time used

avg(total cputime) = 0.37    avg(user time) = 0.34    avg(system time) = 0.03

Host zm08.stanford.edu: convertd: Resident Memory

avg(convertd rss) = 174.16

Host zm08.stanford.edu: convertd: Processes and Threads

avg(processes) = 5.92    avg(threads) = 5.93

No data available for the following charts:

Host zm08.stanford.edu: Disk Throughput: /dev/dm-7 Host zm08.stanford.edu: Disk Throughput: /dev/sdx Host zm08.stanford.edu: Disk Throughput: /dev/sdab Host zm08.stanford.edu: Disk Throughput: /dev/sdaa Host zm08.stanford.edu: Disk Throughput: /dev/sdad Host zm08.stanford.edu: Disk Throughput: /dev/sdag Host zm08.stanford.edu: Disk Throughput: /dev/sdaf Host zm08.stanford.edu: Disk Throughput: /dev/sdy Host zm08.stanford.edu: Disk Throughput: /dev/sdv Host zm08.stanford.edu: Disk Throughput: /dev/sdac Host zm08.stanford.edu: Disk Throughput: /dev/dm-5 Host zm08.stanford.edu: Disk Throughput: /dev/sdw Host zm08.stanford.edu: Disk Throughput: /dev/sdae Host zm08.stanford.edu: Disk Throughput: /dev/dm-6 Host zm08.stanford.edu: Disk Throughput: /dev/sdz Host zm08.stanford.edu: Disk IOPs: /dev/dm-7 Host zm08.stanford.edu: Disk IOPs: /dev/sdx Host zm08.stanford.edu: Disk IOPs: /dev/sdab Host zm08.stanford.edu: Disk IOPs: /dev/sdaa Host zm08.stanford.edu: Disk IOPs: /dev/sdad Host zm08.stanford.edu: Disk IOPs: /dev/sdag Host zm08.stanford.edu: Disk IOPs: /dev/sdaf Host zm08.stanford.edu: Disk IOPs: /dev/sdy Host zm08.stanford.edu: Disk IOPs: /dev/sdv Host zm08.stanford.edu: Disk IOPs: /dev/sdac Host zm08.stanford.edu: Disk IOPs: /dev/dm-5 Host zm08.stanford.edu: Disk IOPs: /dev/sdw Host zm08.stanford.edu: Disk IOPs: /dev/sdae Host zm08.stanford.edu: Disk IOPs: /dev/dm-6 Host zm08.stanford.edu: Disk IOPs: /dev/sdz Host zm08.stanford.edu: Mailboxd: Dirty Lucene Index Writers Host zm08.stanford.edu: Mailboxd: Lucene IndexWriterCache Hitrate Host zm08.stanford.edu: nginx: CPU time used Host zm08.stanford.edu: nginx: Resident Memory Host zm08.stanford.edu: nginx: Processes and Threads

Summary