---> uname -a: Linux prd-centos7-docker-4c-2g-3064.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 587 66 16 1184 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:97:a2:2d brd ff:ff:ff:ff:ff:ff inet 10.30.122.129/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe97:a22d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d4:b5:ad:f7 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:d4ff:feb5:adf7/64 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) 10/02/2020 _x86_64_ (4 CPU) 05:42:00 PM LINUX RESTART 05:43:01 PM tps rtps wtps bread/s bwrtn/s 05:44:01 PM 118.33 47.16 71.17 10535.48 14959.17 05:45:01 PM 108.95 67.03 41.93 6633.56 4485.77 05:46:01 PM 110.09 22.71 87.38 964.47 12745.48 Average: 112.46 45.63 66.83 6045.53 10730.73 05:43:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:44:01 PM 79656 1801900 95.77 2620 1168184 1192196 40.69 589396 1002264 39560 05:45:01 PM 110644 1770912 94.12 2596 1115116 1135996 38.77 699528 890044 70320 05:46:01 PM 84472 1797084 95.51 2188 1117860 1100112 37.54 674136 889988 42860 Average: 91591 1789965 95.13 2468 1133720 1142768 39.00 654353 927432 50913 05:43:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:44:01 PM veth9d044e7 25.35 37.65 2.14 297.50 0.00 0.00 0.00 05:44:01 PM eth0 2017.02 1348.68 4649.15 2931.02 0.00 0.00 0.00 05:44:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 05:44:01 PM docker0 25.35 37.51 1.79 297.49 0.00 0.00 0.00 05:45:01 PM eth0 431.18 291.54 913.27 890.31 0.00 0.00 0.00 05:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:45:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 PM eth0 30.73 21.03 118.38 7.25 0.00 0.00 0.00 05:46:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 556.37 366.07 789.05 1249.21 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.45 12.51 0.60 99.20 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) 10/02/2020 _x86_64_ (4 CPU) 05:42:00 PM LINUX RESTART 05:43:01 PM CPU %user %nice %system %iowait %steal %idle 05:44:01 PM all 20.86 0.00 5.84 1.52 0.13 71.65 05:44:01 PM 0 35.22 0.00 8.80 0.38 0.10 55.49 05:44:01 PM 1 17.11 0.00 4.64 2.14 0.08 76.02 05:44:01 PM 2 12.05 0.00 4.78 1.29 0.15 81.73 05:44:01 PM 3 19.36 0.00 5.19 2.26 0.19 73.00 05:45:01 PM all 17.65 0.00 3.08 1.83 0.03 77.41 05:45:01 PM 0 37.99 0.00 4.41 2.35 0.03 55.21 05:45:01 PM 1 9.26 0.00 3.05 1.63 0.05 86.01 05:45:01 PM 2 16.30 0.00 3.08 1.28 0.02 79.33 05:45:01 PM 3 7.16 0.00 1.77 2.09 0.05 88.94 05:46:01 PM all 15.55 0.00 3.83 1.34 0.03 79.24 05:46:01 PM 0 22.53 0.00 4.24 2.27 0.03 70.93 05:46:01 PM 1 7.71 0.00 2.30 0.99 0.03 88.97 05:46:01 PM 2 21.26 0.00 5.89 0.72 0.02 72.11 05:46:01 PM 3 10.78 0.00 2.91 1.38 0.03 84.90 Average: all 18.01 0.00 4.24 1.57 0.07 76.12 Average: 0 31.87 0.00 5.80 1.68 0.06 60.60 Average: 1 11.35 0.00 3.33 1.59 0.06 83.68 Average: 2 16.55 0.00 4.58 1.10 0.06 77.71 Average: 3 12.42 0.00 3.28 1.91 0.09 82.29