---> uname -a: Linux prd-centos7-docker-4c-2g-3162.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: 2933.436 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 581 75 16 1180 1057 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:e6:2b:6e brd ff:ff:ff:ff:ff:ff inet 10.30.122.87/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fee6:2b6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:28:84:5d:ec 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::42:28ff:fe84:5dec/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) 10/03/2020 _x86_64_ (4 CPU) 01:49:37 AM LINUX RESTART 01:50:01 AM tps rtps wtps bread/s bwrtn/s 01:51:01 AM 154.80 91.35 63.45 7586.92 42224.72 01:52:01 AM 138.41 44.07 94.34 7966.20 20613.23 01:53:01 AM 96.47 69.97 26.50 8578.83 3206.27 01:54:01 AM 95.24 14.50 80.73 979.05 10350.71 01:55:01 AM 95.42 14.25 81.18 759.79 7974.08 Average: 116.08 46.84 69.24 5175.10 16877.36 01:50:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 AM 75112 1806444 96.01 2620 1229896 1104000 37.68 514740 1138424 37052 01:52:01 AM 76204 1805352 95.95 2620 1160512 1228944 41.94 557352 1032244 39560 01:53:01 AM 64292 1817264 96.58 2596 1185184 1133060 38.67 691760 946764 55180 01:54:01 AM 154128 1727428 91.81 2176 1066028 1102824 37.64 639788 867564 74644 01:55:01 AM 122276 1759280 93.50 1804 1094676 1062736 36.27 643352 853980 11848 Average: 98402 1783154 94.77 2363 1147259 1126313 38.44 609398 967795 43657 01:50:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:01 AM eth0 736.30 561.04 3253.11 68.81 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 AM veth56cfbf0 21.99 31.24 1.86 293.71 0.00 0.00 0.00 01:52:01 AM eth0 1187.37 879.30 4507.56 657.73 0.00 0.00 0.00 01:52:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:52:01 AM docker0 21.99 31.11 1.56 293.70 0.00 0.00 0.00 01:53:01 AM eth0 1014.23 705.13 812.47 3167.38 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 01:54:01 AM eth0 27.28 26.21 233.36 3.33 0.00 0.00 0.00 01:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 39.95 30.06 132.55 24.41 0.00 0.00 0.00 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 450.81 326.53 1128.95 770.40 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.40 6.22 0.31 58.76 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) 10/03/2020 _x86_64_ (4 CPU) 01:49:37 AM LINUX RESTART 01:50:01 AM CPU %user %nice %system %iowait %steal %idle 01:51:01 AM all 15.27 0.00 9.46 4.89 1.98 68.40 01:51:01 AM 0 15.13 0.00 9.14 5.69 2.25 67.79 01:51:01 AM 1 16.11 0.00 11.42 3.73 2.00 66.73 01:51:01 AM 2 16.73 0.00 9.28 4.02 1.66 68.30 01:51:01 AM 3 13.11 0.00 7.97 6.09 2.01 70.81 01:52:01 AM all 16.95 0.00 4.95 2.25 0.61 75.24 01:52:01 AM 0 17.22 0.00 4.56 0.41 0.68 77.13 01:52:01 AM 1 8.08 0.00 4.18 0.69 0.61 86.44 01:52:01 AM 2 16.53 0.00 5.57 2.63 0.58 74.68 01:52:01 AM 3 26.07 0.00 5.49 5.29 0.56 62.58 01:53:01 AM all 17.44 0.00 3.43 1.85 0.28 77.00 01:53:01 AM 0 27.78 0.00 4.86 1.57 0.30 65.50 01:53:01 AM 1 9.16 0.00 2.86 2.13 0.27 85.57 01:53:01 AM 2 20.16 0.00 3.56 1.53 0.29 74.46 01:53:01 AM 3 12.96 0.00 2.47 2.19 0.27 82.10 01:54:01 AM all 15.62 0.00 3.16 1.67 0.43 79.11 01:54:01 AM 0 25.00 0.00 3.46 2.51 0.41 68.62 01:54:01 AM 1 5.99 0.00 1.86 0.94 0.49 90.72 01:54:01 AM 2 26.66 0.00 5.80 2.09 0.29 65.16 01:54:01 AM 3 5.17 0.00 1.59 1.16 0.52 91.56 01:55:01 AM all 14.33 0.00 2.81 2.34 0.56 79.96 01:55:01 AM 0 16.80 0.00 2.50 3.45 0.49 76.76 01:55:01 AM 1 13.17 0.00 2.48 3.18 0.65 80.51 01:55:01 AM 2 11.89 0.00 2.81 0.99 0.61 83.70 01:55:01 AM 3 15.50 0.00 3.46 1.71 0.46 78.87 Average: all 15.92 0.00 4.76 2.60 0.77 75.95 Average: 0 20.36 0.00 4.89 2.73 0.82 71.20 Average: 1 10.49 0.00 4.55 2.13 0.80 82.02 Average: 2 18.37 0.00 5.40 2.25 0.69 73.29 Average: 3 14.52 0.00 4.19 3.28 0.76 77.24