---> uname -a: Linux prd-centos7-docker-4c-2g-4513.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 7.6G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 604 69 16 1163 1034 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:92:17:95 brd ff:ff:ff:ff:ff:ff inet 10.30.122.189/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe92:1795/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:0b:86:a4 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::42:3dff:fe0b:86a4/64 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) 10/10/2020 _x86_64_ (4 CPU) 01:50:33 AM LINUX RESTART 01:51:01 AM tps rtps wtps bread/s bwrtn/s 01:52:01 AM 113.75 45.09 68.66 3407.20 44312.82 01:53:01 AM 147.16 49.36 97.80 8458.51 18336.65 01:54:01 AM 101.86 47.59 54.27 4336.41 6959.93 01:55:01 AM 94.87 20.33 74.55 853.14 9031.08 Average: 114.42 40.60 73.82 4263.42 19681.54 01:51:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 AM 76244 1805312 95.95 2620 1260696 1116620 38.11 464468 1183252 88764 01:53:01 AM 169972 1711584 90.97 2620 1071764 1136512 38.79 613364 889568 60 01:54:01 AM 72716 1808840 96.14 2596 1112712 1180240 40.28 681948 923744 64708 01:55:01 AM 104236 1777320 94.46 2596 1073640 1138868 38.87 663388 878688 64352 Average: 105792 1775764 94.38 2608 1129703 1143060 39.01 605792 968813 54471 01:51:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:52:01 AM eth0 870.62 647.23 3257.36 80.58 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 563.39 389.05 1251.72 980.42 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 32.52 38.97 2.12 294.26 0.00 0.00 0.00 01:54:01 AM eth0 92.44 72.42 820.75 11.23 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 45.01 37.49 128.96 36.84 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 393.30 286.87 1366.34 277.15 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.12 9.74 0.53 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) 10/10/2020 _x86_64_ (4 CPU) 01:50:33 AM LINUX RESTART 01:51:01 AM CPU %user %nice %system %iowait %steal %idle 01:52:01 AM all 14.60 0.00 7.42 4.17 0.05 73.76 01:52:01 AM 0 17.51 0.00 6.47 4.48 0.07 71.47 01:52:01 AM 1 18.55 0.00 7.34 3.56 0.05 70.49 01:52:01 AM 2 11.75 0.00 8.83 4.35 0.03 75.05 01:52:01 AM 3 10.65 0.00 7.01 4.29 0.03 78.02 01:53:01 AM all 17.46 0.00 5.24 2.61 0.04 74.66 01:53:01 AM 0 12.54 0.00 5.09 1.24 0.02 81.12 01:53:01 AM 1 15.74 0.00 5.47 1.64 0.05 77.10 01:53:01 AM 2 22.96 0.00 5.41 3.83 0.05 67.75 01:53:01 AM 3 18.55 0.00 4.98 3.72 0.05 72.70 01:54:01 AM all 16.77 0.00 2.70 1.87 0.02 78.63 01:54:01 AM 0 26.38 0.00 3.20 0.79 0.03 69.59 01:54:01 AM 1 9.02 0.00 2.22 2.27 0.02 86.48 01:54:01 AM 2 21.08 0.00 3.20 3.48 0.02 72.23 01:54:01 AM 3 10.63 0.00 2.25 0.94 0.00 86.18 01:55:01 AM all 15.49 0.00 3.29 1.81 0.01 79.39 01:55:01 AM 0 24.71 0.00 4.57 2.61 0.02 68.09 01:55:01 AM 1 13.36 0.00 3.16 2.19 0.02 81.27 01:55:01 AM 2 11.21 0.00 3.03 1.22 0.00 84.53 01:55:01 AM 3 12.71 0.00 2.36 1.26 0.02 83.65 Average: all 16.08 0.00 4.66 2.62 0.03 76.61 Average: 0 20.32 0.00 4.83 2.27 0.03 72.55 Average: 1 14.16 0.00 4.55 2.42 0.03 78.84 Average: 2 16.74 0.00 5.12 3.22 0.03 74.90 Average: 3 13.13 0.00 4.15 2.55 0.03 80.14