---> uname -a: Linux prd-centos7-docker-4c-2g-3302.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 887M 0 887M 0% /dev tmpfs 919M 0 919M 0% /dev/shm tmpfs 919M 17M 903M 2% /run tmpfs 919M 0 919M 0% /sys/fs/cgroup /dev/vda1 50G 7.8G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 586 63 16 1186 1051 Swap: 1023 2 1021 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP group default qlen 1000 link/ether fa:16:3e:99:49:fc brd ff:ff:ff:ff:ff:ff inet 10.30.123.210/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe99:49fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:11:b0:3b:82 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:11ff:feb0:3b82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/04/2020 _x86_64_ (4 CPU) 01:48:51 AM LINUX RESTART 01:50:01 AM tps rtps wtps bread/s bwrtn/s 01:51:01 AM 123.05 69.16 53.89 10508.79 7114.45 01:52:01 AM 78.11 16.74 61.37 1139.55 7329.31 01:53:01 AM 105.96 23.39 82.57 975.02 9338.98 Average: 102.37 36.43 65.94 4208.15 7927.42 01:50:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 AM 109552 1772004 94.18 2620 1179368 1102300 37.62 637316 955908 128 01:52:01 AM 67352 1814204 96.42 2596 1144324 1135172 38.74 704592 907236 91712 01:53:01 AM 92480 1789076 95.08 1908 1100188 1115912 38.08 683544 864648 99660 Average: 89795 1791761 95.23 2375 1141293 1117795 38.15 675151 909264 63833 01:50:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:01 AM eth0 1319.66 844.89 452.78 3706.29 0.00 0.00 0.00 01:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 AM docker0 16.16 21.09 1.26 188.93 0.00 0.00 0.00 01:52:01 AM eth0 93.51 67.56 849.04 9.83 0.00 0.00 0.00 01:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM eth0 31.35 21.43 127.44 7.99 0.00 0.00 0.00 01:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 481.56 311.33 476.46 1241.51 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.39 7.03 0.42 62.98 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/04/2020 _x86_64_ (4 CPU) 01:48:51 AM LINUX RESTART 01:50:01 AM CPU %user %nice %system %iowait %steal %idle 01:51:01 AM all 20.13 0.00 5.01 1.74 0.09 73.02 01:51:01 AM 0 9.66 0.00 5.42 0.41 0.12 84.39 01:51:01 AM 1 25.70 0.00 5.06 3.36 0.07 65.80 01:51:01 AM 2 21.79 0.00 4.17 1.92 0.05 72.07 01:51:01 AM 3 23.30 0.00 5.42 1.25 0.12 69.91 01:52:01 AM all 17.80 0.00 2.71 1.04 0.06 78.39 01:52:01 AM 0 27.47 0.00 2.60 0.25 0.07 69.60 01:52:01 AM 1 15.40 0.00 3.14 2.36 0.07 79.03 01:52:01 AM 2 12.57 0.00 2.39 0.39 0.03 84.61 01:52:01 AM 3 15.76 0.00 2.71 1.13 0.10 80.30 01:53:01 AM all 16.49 0.00 3.36 2.14 0.02 77.99 01:53:01 AM 0 13.87 0.00 1.54 2.20 0.02 82.37 01:53:01 AM 1 19.61 0.00 4.73 2.24 0.03 73.39 01:53:01 AM 2 11.08 0.00 2.83 0.79 0.02 85.28 01:53:01 AM 3 21.50 0.00 4.33 3.35 0.00 70.82 Average: all 18.13 0.00 3.69 1.64 0.06 76.48 Average: 0 17.04 0.00 3.17 0.96 0.07 78.76 Average: 1 20.21 0.00 4.30 2.65 0.06 72.78 Average: 2 15.13 0.00 3.13 1.03 0.03 80.68 Average: 3 20.18 0.00 4.15 1.91 0.07 73.69