---> uname -a: Linux e0610c682595 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/y_app-service-configurable_PR-49 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/y_app-service-configurable_PR-49@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 600 69 0 1167 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) 02/10/20 _x86_64_ (4 CPU) 13:19:38 LINUX RESTART 13:20:01 tps rtps wtps bread/s bwrtn/s 13:21:02 121.53 44.57 76.96 5020.80 38372.85 13:22:02 6.25 0.00 6.25 0.00 496.77 13:23:01 0.69 0.00 0.69 0.00 8.56 13:24:01 0.65 0.00 0.65 0.00 8.72 13:25:01 0.70 0.00 0.70 0.00 10.01 Average: 26.13 8.98 17.15 1011.46 7834.19 13:20:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:21:02 112840 1769464 94.01 2620 1227068 956064 32.62 437780 1171520 11528 13:22:02 114360 1767944 93.92 2620 1227256 958204 32.69 438084 1171472 16 13:23:01 124472 1757832 93.39 2620 1227264 892564 30.45 430396 1170584 16 13:24:01 124484 1757820 93.39 2620 1227264 892564 30.45 430312 1170568 8 13:25:01 123768 1758536 93.42 2620 1227272 892708 30.46 431244 1170568 8 Average: 119985 1762319 93.63 2620 1227225 918421 31.34 433563 1170942 2315 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:21:02 eth0 228.38 170.92 973.69 81.66 0.00 0.00 0.00 13:21:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:21:02 docker0 1.23 1.06 0.27 1.94 0.00 0.00 0.00 13:22:02 eth0 1.41 0.93 3.03 0.20 0.00 0.00 0.00 13:22:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:22:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:23:01 eth0 0.08 0.10 0.01 0.07 0.00 0.00 0.00 13:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:24:01 eth0 0.78 0.08 0.05 0.01 0.00 0.00 0.00 13:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:25:01 eth0 1.05 0.30 0.32 0.20 0.00 0.00 0.00 13:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 46.67 34.71 196.83 16.55 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.25 0.21 0.05 0.39 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) 02/10/20 _x86_64_ (4 CPU) 13:19:38 LINUX RESTART 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:21:02 all 13.99 0.00 7.34 4.07 11.19 63.41 13:21:02 0 11.98 0.00 7.69 4.90 12.54 62.89 13:21:02 1 19.81 0.00 8.26 2.85 8.86 60.22 13:21:02 2 12.90 0.00 6.92 3.73 11.42 65.03 13:21:02 3 11.39 0.00 6.54 4.75 11.88 65.44 13:22:02 all 0.16 0.00 0.06 0.00 0.22 99.56 13:22:02 0 0.07 0.00 0.05 0.00 0.12 99.76 13:22:02 1 0.12 0.00 0.10 0.00 0.22 99.56 13:22:02 2 0.05 0.00 0.05 0.00 0.19 99.71 13:22:02 3 0.41 0.00 0.05 0.00 0.32 99.22 13:23:01 all 0.12 0.00 0.06 0.00 0.31 99.50 13:23:01 0 0.08 0.00 0.05 0.00 0.12 99.75 13:23:01 1 0.05 0.00 0.07 0.00 0.32 99.56 13:23:01 2 0.05 0.00 0.03 0.00 0.37 99.54 13:23:01 3 0.32 0.00 0.07 0.00 0.44 99.17 13:24:01 all 0.07 0.00 0.05 0.00 0.21 99.67 13:24:01 0 0.03 0.00 0.03 0.00 0.10 99.83 13:24:01 1 0.03 0.00 0.05 0.00 0.22 99.70 13:24:01 2 0.03 0.00 0.05 0.00 0.30 99.62 13:24:01 3 0.20 0.00 0.07 0.00 0.23 99.50 13:25:01 all 0.13 0.00 0.04 0.02 0.19 99.62 13:25:01 0 0.05 0.00 0.05 0.07 0.15 99.68 13:25:01 1 0.05 0.00 0.05 0.00 0.23 99.67 13:25:01 2 0.07 0.00 0.05 0.00 0.22 99.67 13:25:01 3 0.35 0.00 0.02 0.00 0.15 99.48 Average: all 2.88 0.00 1.50 0.81 2.41 92.39 Average: 0 2.44 0.00 1.57 0.99 2.60 92.40 Average: 1 3.93 0.00 1.67 0.56 1.93 91.91 Average: 2 2.61 0.00 1.41 0.74 2.49 92.74 Average: 3 2.55 0.00 1.36 0.96 2.62 92.52