---> uname -a: Linux prd-centos7-docker-4c-2g-1999.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 7.7G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 620 65 16 1151 1017 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:5f:75:55 brd ff:ff:ff:ff:ff:ff inet 10.30.122.108/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe5f:7555/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:97:35:f1:42 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::42:97ff:fe35:f142/64 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) 09/29/2020 _x86_64_ (4 CPU) 04:23:34 PM LINUX RESTART 04:24:01 PM tps rtps wtps bread/s bwrtn/s 04:25:01 PM 206.37 83.02 123.35 10074.07 57936.30 04:26:01 PM 66.55 9.03 57.52 596.54 14951.16 04:27:01 PM 92.97 55.36 37.61 4690.41 4337.01 04:28:01 PM 97.69 27.38 70.30 1717.33 9391.94 Average: 115.90 43.71 72.19 4270.41 21656.00 04:24:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:25:01 PM 79788 1801768 95.76 2620 1167308 1244200 42.46 589564 1020420 60460 04:26:01 PM 197656 1683900 89.50 2620 1056400 1138804 38.87 724216 776476 37616 04:27:01 PM 82208 1799348 95.63 2596 1115000 1153656 39.37 695112 916888 48364 04:28:01 PM 112956 1768600 94.00 2500 1069016 1118024 38.16 646936 889740 80320 Average: 118152 1763404 93.72 2584 1101931 1163671 39.71 663957 900881 56690 04:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:25:01 PM veth2b5af94 17.63 26.01 1.53 223.39 0.00 0.00 0.00 04:25:01 PM eth0 1062.75 665.96 4380.88 115.83 0.00 0.00 0.00 04:25:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:25:01 PM docker0 17.63 25.88 1.29 223.38 0.00 0.00 0.00 04:26:01 PM eth0 1235.05 786.54 3785.80 1012.37 0.00 0.00 0.00 04:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:26:01 PM docker0 5.27 8.72 0.39 70.65 0.00 0.00 0.00 04:27:01 PM eth0 117.17 82.01 850.75 14.55 0.00 0.00 0.00 04:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:28:01 PM eth0 26.79 21.09 31.22 36.96 0.00 0.00 0.00 04:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 606.09 384.91 2251.82 294.57 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.73 8.65 0.42 73.52 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) 09/29/2020 _x86_64_ (4 CPU) 04:23:34 PM LINUX RESTART 04:24:01 PM CPU %user %nice %system %iowait %steal %idle 04:25:01 PM all 22.12 0.00 10.73 5.53 1.79 59.83 04:25:01 PM 0 20.51 0.00 10.71 4.79 1.92 62.07 04:25:01 PM 1 18.35 0.00 9.10 6.87 1.83 63.85 04:25:01 PM 2 26.34 0.00 12.29 4.02 1.59 55.76 04:25:01 PM 3 23.33 0.00 10.83 6.44 1.80 57.60 04:26:01 PM all 17.07 0.00 4.28 0.71 3.11 74.83 04:26:01 PM 0 11.72 0.00 4.00 0.89 2.95 80.44 04:26:01 PM 1 18.25 0.00 4.13 0.54 2.93 74.14 04:26:01 PM 2 14.56 0.00 4.00 1.19 3.19 77.06 04:26:01 PM 3 23.71 0.00 4.97 0.24 3.35 67.73 04:27:01 PM all 15.47 0.00 1.92 2.30 2.01 78.30 04:27:01 PM 0 23.95 0.00 2.23 2.55 2.02 69.24 04:27:01 PM 1 8.25 0.00 1.74 1.23 2.16 86.61 04:27:01 PM 2 16.08 0.00 1.97 1.56 1.98 78.41 04:27:01 PM 3 13.78 0.00 1.75 3.87 1.89 78.71 04:28:01 PM all 16.30 0.00 3.64 1.28 2.39 76.38 04:28:01 PM 0 5.96 0.00 1.68 1.12 2.85 88.39 04:28:01 PM 1 23.70 0.00 5.21 0.97 2.11 68.01 04:28:01 PM 2 12.34 0.00 2.35 1.04 3.03 81.24 04:28:01 PM 3 23.69 0.00 5.46 2.02 1.52 67.31 Average: all 17.71 0.00 5.11 2.44 2.33 72.41 Average: 0 15.44 0.00 4.61 2.32 2.44 75.19 Average: 1 17.08 0.00 5.02 2.39 2.26 73.25 Average: 2 17.25 0.00 5.09 1.94 2.46 73.26 Average: 3 21.09 0.00 5.72 3.13 2.14 67.91