---> uname -a: Linux d50f2d8ea21e 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-62@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-62 ---> free -m: total used free shared buff/cache available Mem: 1838 621 74 0 1143 1113 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) 04/21/20 _x86_64_ (4 CPU) 22:43:44 LINUX RESTART 22:44:01 tps rtps wtps bread/s bwrtn/s 22:45:01 119.16 40.37 78.79 5094.19 38845.76 22:46:01 3.81 0.00 3.81 0.00 117.41 22:47:01 0.25 0.00 0.25 0.00 4.01 22:48:01 0.32 0.00 0.32 0.00 3.65 22:49:01 0.20 0.00 0.20 0.00 2.70 22:50:01 0.40 0.00 0.40 0.00 5.06 Average: 20.70 6.73 13.97 849.36 6498.95 22:44:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:45:01 103796 1778508 94.49 2620 1215624 940900 32.10 459424 1153592 12 22:46:01 113520 1768784 93.97 2620 1215844 905024 30.88 452784 1153572 8 22:47:01 112152 1770152 94.04 2620 1215852 905288 30.89 454336 1153556 8 22:48:01 111740 1770564 94.06 2620 1215852 905348 30.89 454692 1153556 8 22:49:01 113812 1768492 93.95 2620 1215860 905024 30.88 452980 1153556 8 22:50:01 113584 1768720 93.97 2620 1215864 905108 30.88 453556 1153556 8 Average: 111434 1770870 94.08 2620 1215816 911115 31.09 454629 1153565 9 22:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:45:01 eth0 440.87 276.21 1003.86 88.99 0.00 0.00 0.00 22:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:45:01 docker0 1.28 1.10 0.31 2.21 0.00 0.00 0.00 22:46:01 eth0 1.15 0.08 0.10 0.03 0.00 0.00 0.00 22:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:47:01 eth0 1.22 0.77 0.56 0.38 0.00 0.00 0.00 22:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:48:01 eth0 0.50 0.45 0.27 0.24 0.00 0.00 0.00 22:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:49:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 eth0 0.18 0.15 0.08 0.07 0.00 0.00 0.00 22:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 74.03 46.31 167.54 14.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.21 0.18 0.05 0.37 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) 04/21/20 _x86_64_ (4 CPU) 22:43:44 LINUX RESTART 22:44:01 CPU %user %nice %system %iowait %steal %idle 22:45:01 all 13.02 0.00 5.81 7.33 0.02 73.82 22:45:01 0 11.55 0.00 5.92 8.09 0.03 74.41 22:45:01 1 13.85 0.00 5.68 7.58 0.00 72.90 22:45:01 2 12.07 0.00 6.35 6.87 0.03 74.68 22:45:01 3 14.63 0.00 5.28 6.78 0.02 73.29 22:46:01 all 0.18 0.00 0.06 0.00 0.00 99.76 22:46:01 0 0.23 0.00 0.10 0.00 0.00 99.67 22:46:01 1 0.35 0.00 0.05 0.00 0.02 99.58 22:46:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:46:01 3 0.07 0.00 0.07 0.00 0.00 99.87 22:47:01 all 0.20 0.00 0.05 0.00 0.00 99.76 22:47:01 0 0.42 0.00 0.03 0.00 0.02 99.53 22:47:01 1 0.08 0.00 0.03 0.00 0.00 99.88 22:47:01 2 0.08 0.00 0.03 0.00 0.00 99.88 22:47:01 3 0.20 0.00 0.05 0.00 0.00 99.75 22:48:01 all 0.18 0.00 0.05 0.00 0.00 99.77 22:48:01 0 0.05 0.00 0.05 0.00 0.00 99.90 22:48:01 1 0.05 0.00 0.05 0.00 0.00 99.90 22:48:01 2 0.10 0.00 0.08 0.00 0.00 99.82 22:48:01 3 0.52 0.00 0.02 0.00 0.02 99.45 22:49:01 all 0.18 0.00 0.04 0.00 0.00 99.78 22:49:01 0 0.05 0.00 0.05 0.00 0.00 99.90 22:49:01 1 0.05 0.00 0.03 0.00 0.00 99.92 22:49:01 2 0.08 0.00 0.03 0.00 0.00 99.88 22:49:01 3 0.53 0.00 0.03 0.00 0.00 99.43 22:50:01 all 0.18 0.00 0.04 0.00 0.00 99.78 22:50:01 0 0.07 0.00 0.03 0.00 0.00 99.90 22:50:01 1 0.05 0.00 0.03 0.00 0.00 99.92 22:50:01 2 0.57 0.00 0.05 0.00 0.00 99.38 22:50:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 2.31 0.00 1.00 1.21 0.01 95.48 Average: 0 2.05 0.00 1.02 1.34 0.01 95.58 Average: 1 2.39 0.00 0.97 1.25 0.00 95.38 Average: 2 2.14 0.00 1.09 1.14 0.01 95.62 Average: 3 2.65 0.00 0.91 1.12 0.01 95.32