---> uname -a: Linux e2974ac2f28e 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual 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: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 Available Use% Mounted on overlay 50.0G 6.4G 43.6G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/y_app-service-configurable_PR-68@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/y_app-service-configurable_PR-68 ---> free -m: total used free shared buff/cache available Mem: 1838 601 67 0 1169 1132 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/28/20 _x86_64_ (4 CPU) 18:53:55 LINUX RESTART 18:55:01 tps rtps wtps bread/s bwrtn/s 18:56:01 9.23 0.00 9.23 0.00 1883.63 18:57:01 0.68 0.00 0.68 0.00 8.23 18:58:01 0.72 0.00 0.72 0.00 8.94 18:59:01 0.28 0.00 0.28 0.00 5.00 19:00:01 0.23 0.00 0.23 0.00 3.08 19:01:01 0.33 0.02 0.32 0.13 3.50 19:02:01 0.48 0.13 0.35 2.66 6.88 Average: 1.71 0.02 1.69 0.40 274.19 18:55:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:56:01 106576 1775728 94.34 2620 1242632 908972 31.01 426244 1186156 12 18:57:01 105476 1776828 94.40 2620 1242636 903084 30.81 427324 1185856 20 18:58:01 107104 1775200 94.31 2620 1242672 902868 30.81 426052 1185860 16 18:59:01 105500 1776804 94.40 2620 1242648 903060 30.81 427080 1185856 8 19:00:01 106328 1775976 94.35 2620 1242656 902952 30.81 426620 1185856 8 19:01:01 105880 1776424 94.37 2620 1242660 905208 30.89 426896 1185852 20 19:02:01 116188 1766116 93.83 2620 1242816 903376 30.82 416924 1185784 8 Average: 107579 1774725 94.28 2620 1242674 904217 30.85 425306 1185889 13 18:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:56:01 eth0 0.27 0.23 0.12 0.03 0.00 0.00 0.00 18:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:57:01 eth0 0.90 0.50 0.30 0.18 0.00 0.00 0.00 18:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:58:01 eth0 0.83 0.10 0.07 0.04 0.00 0.00 0.00 18:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:59:01 eth0 0.55 0.48 0.27 0.21 0.00 0.00 0.00 18:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 eth0 0.28 0.23 0.14 0.07 0.00 0.00 0.00 19:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 eth0 0.13 0.05 0.01 0.00 0.00 0.00 0.00 19:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 19:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.43 0.23 0.13 0.08 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/28/20 _x86_64_ (4 CPU) 18:53:55 LINUX RESTART 18:55:01 CPU %user %nice %system %iowait %steal %idle 18:56:01 all 0.18 0.00 0.10 0.00 0.00 99.72 18:56:01 0 0.42 0.00 0.07 0.00 0.00 99.52 18:56:01 1 0.12 0.00 0.10 0.00 0.00 99.78 18:56:01 2 0.08 0.00 0.15 0.00 0.00 99.77 18:56:01 3 0.10 0.00 0.10 0.00 0.00 99.80 18:57:01 all 0.20 0.00 0.05 0.00 0.00 99.74 18:57:01 0 0.53 0.00 0.07 0.00 0.00 99.40 18:57:01 1 0.10 0.00 0.05 0.00 0.02 99.83 18:57:01 2 0.07 0.00 0.05 0.00 0.00 99.88 18:57:01 3 0.13 0.00 0.05 0.00 0.00 99.82 18:58:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:58:01 0 0.50 0.00 0.02 0.00 0.00 99.48 18:58:01 1 0.10 0.00 0.08 0.00 0.00 99.82 18:58:01 2 0.03 0.00 0.07 0.00 0.00 99.90 18:58:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:59:01 all 0.17 0.00 0.05 0.00 0.00 99.78 18:59:01 0 0.45 0.00 0.07 0.00 0.00 99.48 18:59:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:59:01 2 0.07 0.00 0.05 0.00 0.00 99.88 18:59:01 3 0.07 0.00 0.05 0.00 0.00 99.88 19:00:01 all 0.06 0.00 0.05 0.00 0.00 99.90 19:00:01 0 0.08 0.00 0.07 0.00 0.00 99.85 19:00:01 1 0.05 0.00 0.02 0.00 0.00 99.93 19:00:01 2 0.07 0.00 0.03 0.00 0.00 99.90 19:00:01 3 0.05 0.00 0.05 0.00 0.00 99.90 19:01:01 all 0.14 0.00 0.05 0.00 0.00 99.80 19:01:01 0 0.35 0.00 0.05 0.00 0.00 99.60 19:01:01 1 0.08 0.00 0.08 0.00 0.00 99.83 19:01:01 2 0.07 0.00 0.05 0.00 0.00 99.88 19:01:01 3 0.05 0.00 0.03 0.00 0.00 99.92 19:02:01 all 0.17 0.00 0.05 0.00 0.00 99.77 19:02:01 0 0.50 0.00 0.03 0.00 0.02 99.45 19:02:01 1 0.08 0.00 0.05 0.00 0.00 99.87 19:02:01 2 0.05 0.00 0.07 0.02 0.00 99.87 19:02:01 3 0.08 0.00 0.05 0.00 0.00 99.87 Average: all 0.16 0.00 0.06 0.00 0.00 99.78 Average: 0 0.41 0.00 0.05 0.00 0.00 99.54 Average: 1 0.09 0.00 0.06 0.00 0.00 99.85 Average: 2 0.06 0.00 0.07 0.00 0.00 99.87 Average: 3 0.08 0.00 0.05 0.00 0.00 99.87