---> uname -a: Linux prd-centos7-docker-4c-2g-3050.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 7.9G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 tmpfs 184M 0 184M 0% /run/user/0 ---> free -m: total used free shared buff/cache available Mem: 1837 585 78 16 1173 1054 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:45:83:85 brd ff:ff:ff:ff:ff:ff inet 10.30.122.174/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86049sec preferred_lft 86049sec inet6 fe80::f816:3eff:fe45:8385/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:93:10:3e:f5 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::42:93ff:fe10:3ef5/64 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) 04:58:30 PM LINUX RESTART 04:59:01 PM tps rtps wtps bread/s bwrtn/s 05:00:01 PM 136.14 60.63 75.51 4328.55 47223.34 05:01:01 PM 116.54 31.35 85.20 6176.88 15237.31 05:02:01 PM 100.25 78.98 21.27 10829.60 2322.58 05:03:01 PM 59.76 6.44 53.31 744.99 6977.79 05:04:02 PM 93.62 22.06 71.56 900.83 7799.90 Average: 101.28 39.90 61.38 4598.28 15918.08 04:59:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:00:01 PM 114064 1767492 93.94 2620 1243380 1051888 35.90 440972 1171464 108480 05:01:01 PM 88912 1792644 95.27 2620 1101148 1305708 44.56 588680 988952 37628 05:02:01 PM 70392 1811164 96.26 2600 1178628 1168268 39.87 678140 954028 28824 05:03:01 PM 75048 1806508 96.01 2596 1135176 1144392 39.06 709148 892312 70612 05:04:02 PM 74380 1807176 96.05 2556 1127700 1117960 38.15 685508 883428 52700 Average: 84559 1796997 95.51 2598 1157206 1157643 39.51 620490 978037 59649 04:59:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:00:01 PM eth0 611.70 310.52 3242.33 54.26 0.00 0.00 0.00 05:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 PM veth4ff2e97 24.04 40.95 2.11 299.53 0.00 0.00 0.00 05:01:01 PM eth0 830.07 442.21 4457.08 123.06 0.00 0.00 0.00 05:01:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 05:01:01 PM docker0 24.04 40.81 1.78 299.52 0.00 0.00 0.00 05:02:01 PM eth0 982.07 620.12 496.33 3662.28 0.00 0.00 0.00 05:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 PM eth0 70.91 54.76 574.09 6.40 0.00 0.00 0.00 05:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:02 PM eth0 47.45 33.60 125.34 40.29 0.00 0.00 0.00 05:04:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 381.23 227.33 1122.96 766.28 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.81 8.17 0.36 59.98 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) 10/02/2020 _x86_64_ (4 CPU) 04:58:30 PM LINUX RESTART 04:59:01 PM CPU %user %nice %system %iowait %steal %idle 05:00:01 PM all 19.45 0.00 11.17 3.31 32.83 33.24 05:00:01 PM 0 18.81 0.00 12.00 3.56 34.54 31.10 05:00:01 PM 1 17.08 0.00 12.24 2.58 32.45 35.66 05:00:01 PM 2 24.76 0.00 9.96 4.28 31.00 29.99 05:00:01 PM 3 17.38 0.00 10.40 2.89 33.35 35.98 05:01:01 PM all 13.76 0.00 3.92 1.62 6.47 74.23 05:01:01 PM 0 27.04 0.00 6.08 0.87 6.48 59.53 05:01:01 PM 1 7.75 0.00 3.29 0.37 6.79 81.82 05:01:01 PM 2 9.34 0.00 3.26 3.51 6.09 77.79 05:01:01 PM 3 11.54 0.00 3.20 1.71 6.50 77.05 05:02:01 PM all 15.86 0.00 2.86 1.55 7.89 71.83 05:02:01 PM 0 32.11 0.00 4.41 0.71 8.12 54.65 05:02:01 PM 1 12.11 0.00 1.73 4.01 8.36 73.79 05:02:01 PM 2 10.19 0.00 2.63 0.63 7.25 79.30 05:02:01 PM 3 10.25 0.00 2.80 0.78 7.84 78.34 05:03:01 PM all 15.75 0.00 2.34 0.73 3.19 77.98 05:03:01 PM 0 25.10 0.00 2.54 1.72 3.02 67.62 05:03:01 PM 1 10.13 0.00 2.02 0.17 2.72 84.97 05:03:01 PM 2 22.46 0.00 3.83 0.16 2.86 70.69 05:03:01 PM 3 6.06 0.00 1.04 0.92 4.12 87.87 05:04:02 PM all 14.67 0.00 2.99 1.91 3.65 76.78 05:04:02 PM 0 17.83 0.00 2.61 3.27 3.09 73.21 05:04:02 PM 1 13.00 0.00 2.21 1.00 4.42 79.37 05:04:02 PM 2 23.40 0.00 5.88 2.01 3.75 64.96 05:04:02 PM 3 5.13 0.00 1.44 1.39 3.35 88.70 Average: all 15.92 0.00 4.70 1.84 10.97 66.57 Average: 0 24.07 0.00 5.58 2.05 11.26 57.04 Average: 1 12.08 0.00 4.39 1.65 11.23 70.66 Average: 2 17.91 0.00 5.10 2.13 10.28 64.58 Average: 3 10.08 0.00 3.79 1.54 11.09 73.50