---> uname -a: Linux 10e854d6b296 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-56 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/y_app-service-configurable_PR-56@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 604 65 0 1167 1128 Swap: 1023 1 1022 ---> 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) 04/03/20 _x86_64_ (4 CPU) 18:18:03 LINUX RESTART 18:19:02 tps rtps wtps bread/s bwrtn/s 18:20:01 9.96 0.12 9.84 3.79 2161.46 18:21:01 2.38 0.00 2.38 0.00 83.91 18:22:01 0.33 0.00 0.33 0.00 6.03 18:23:01 0.32 0.00 0.32 0.00 5.16 18:24:01 0.27 0.00 0.27 0.00 4.33 18:25:01 0.40 0.00 0.40 0.00 6.38 18:26:01 0.33 0.00 0.33 0.00 5.18 18:27:01 0.30 0.00 0.30 0.00 4.73 Average: 1.77 0.01 1.75 0.47 280.76 18:19:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:01 120136 1762168 93.62 2620 1228752 916112 31.26 416932 1187472 16 18:21:01 120992 1761312 93.57 2620 1228764 903936 30.84 417104 1186920 20 18:22:01 121020 1761284 93.57 2620 1228768 903924 30.84 418120 1185860 8 18:23:01 121136 1761168 93.56 2620 1228768 903948 30.84 418252 1185860 8 18:24:01 121100 1761204 93.57 2620 1228832 903984 30.84 418420 1185872 12 18:25:01 121144 1761160 93.56 2620 1228780 903960 30.84 418424 1185856 16 18:26:01 134096 1748208 92.88 2620 1228784 903840 30.84 405548 1185808 12 18:27:01 134388 1747916 92.86 2620 1228788 903840 30.84 405444 1185808 8 Average: 124252 1758053 93.40 2620 1228780 905443 30.89 414781 1186182 13 18:19:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:20:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 18:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 eth0 3.68 1.70 3.19 0.11 0.00 0.00 0.00 18:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 eth0 0.97 0.33 0.32 0.20 0.00 0.00 0.00 18:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 eth0 1.23 0.35 0.33 0.20 0.00 0.00 0.00 18:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:24:01 eth0 1.27 0.47 0.44 0.27 0.00 0.00 0.00 18:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:25:01 eth0 0.73 0.42 0.30 0.18 0.00 0.00 0.00 18:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:26:01 eth0 0.13 0.10 0.01 0.04 0.00 0.00 0.00 18:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:27:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 18:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.03 0.44 0.58 0.13 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) 04/03/20 _x86_64_ (4 CPU) 18:18:03 LINUX RESTART 18:19:02 CPU %user %nice %system %iowait %steal %idle 18:20:01 all 0.22 0.00 0.11 0.00 0.00 99.67 18:20:01 0 0.07 0.00 0.07 0.00 0.00 99.86 18:20:01 1 0.32 0.00 0.12 0.00 0.02 99.54 18:20:01 2 0.41 0.00 0.15 0.00 0.02 99.42 18:20:01 3 0.07 0.00 0.12 0.00 0.00 99.81 18:21:01 all 0.21 0.00 0.06 0.00 0.00 99.72 18:21:01 0 0.10 0.00 0.08 0.00 0.00 99.82 18:21:01 1 0.12 0.00 0.07 0.00 0.00 99.82 18:21:01 2 0.58 0.00 0.05 0.00 0.00 99.37 18:21:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:22:01 all 0.20 0.00 0.05 0.00 0.00 99.75 18:22:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:22:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:22:01 2 0.57 0.00 0.03 0.00 0.00 99.40 18:22:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:23:01 all 0.20 0.00 0.05 0.00 0.00 99.75 18:23:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:23:01 1 0.13 0.00 0.05 0.00 0.00 99.82 18:23:01 2 0.55 0.00 0.05 0.00 0.00 99.40 18:23:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:24:01 all 0.19 0.00 0.05 0.00 0.00 99.76 18:24:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:24:01 1 0.08 0.00 0.07 0.00 0.00 99.85 18:24:01 2 0.52 0.00 0.05 0.00 0.00 99.43 18:24:01 3 0.08 0.00 0.07 0.00 0.00 99.85 18:25:01 all 0.18 0.00 0.05 0.00 0.00 99.76 18:25:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:25:01 1 0.08 0.00 0.07 0.00 0.02 99.83 18:25:01 2 0.55 0.00 0.07 0.00 0.00 99.38 18:25:01 3 0.05 0.00 0.03 0.00 0.02 99.90 18:26:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:26:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:26:01 1 0.08 0.00 0.07 0.00 0.00 99.85 18:26:01 2 0.53 0.00 0.03 0.00 0.00 99.43 18:26:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:27:01 all 0.14 0.00 0.05 0.00 0.00 99.81 18:27:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:27:01 1 0.03 0.00 0.07 0.00 0.00 99.90 18:27:01 2 0.42 0.00 0.03 0.00 0.00 99.55 18:27:01 3 0.07 0.00 0.07 0.00 0.00 99.87 Average: all 0.19 0.00 0.06 0.00 0.00 99.75 Average: 0 0.06 0.00 0.05 0.00 0.00 99.89 Average: 1 0.11 0.00 0.07 0.00 0.00 99.81 Average: 2 0.52 0.00 0.06 0.00 0.00 99.42 Average: 3 0.07 0.00 0.06 0.00 0.00 99.87