---> uname -a: Linux 1ae1b366eeed 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: 2933.436 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-72 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/y_app-service-configurable_PR-72@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 588 67 0 1182 1146 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) 05/12/20 _x86_64_ (4 CPU) 21:40:40 LINUX RESTART 21:41:01 tps rtps wtps bread/s bwrtn/s 21:42:01 80.18 33.77 46.40 4802.53 8920.09 21:43:01 10.07 0.00 10.07 0.00 1383.53 21:44:01 0.38 0.00 0.38 0.00 5.01 21:45:01 0.68 0.00 0.68 0.00 8.63 21:46:02 0.65 0.00 0.65 0.00 8.23 21:47:01 0.69 0.00 0.69 0.00 8.40 Average: 15.49 5.65 9.84 803.05 1727.87 21:41:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:42:01 124168 1758136 93.40 2620 1233600 921140 31.43 425712 1169560 37952 21:43:01 130268 1752036 93.08 2620 1233632 889388 30.35 420604 1168972 20 21:44:01 128860 1753444 93.15 2620 1233640 889568 30.35 421636 1168960 8 21:45:01 128344 1753960 93.18 2620 1233644 889640 30.35 422052 1168960 12 21:46:02 130384 1751920 93.07 2620 1233648 889388 30.35 420556 1168960 8 21:47:01 129940 1752364 93.10 2620 1233656 889460 30.35 420956 1168960 8 Average: 128661 1753643 93.16 2620 1233637 894764 30.53 421919 1169062 6335 21:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:42:01 eth0 249.07 187.25 996.72 84.95 0.00 0.00 0.00 21:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:01 docker0 1.90 1.56 0.37 2.57 0.00 0.00 0.00 21:43:01 eth0 0.87 0.10 0.07 0.02 0.00 0.00 0.00 21:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:44:01 eth0 0.80 0.37 0.30 0.20 0.00 0.00 0.00 21:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 eth0 0.72 0.42 0.44 0.21 0.00 0.00 0.00 21:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 eth0 0.29 0.22 0.14 0.07 0.00 0.00 0.00 21:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 42.11 31.51 166.82 14.29 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.32 0.26 0.06 0.43 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) 05/12/20 _x86_64_ (4 CPU) 21:40:40 LINUX RESTART 21:41:01 CPU %user %nice %system %iowait %steal %idle 21:42:01 all 13.49 0.00 4.83 2.45 0.50 78.73 21:42:01 0 12.75 0.00 5.07 1.08 0.51 80.59 21:42:01 1 14.16 0.00 5.35 2.58 0.36 77.56 21:42:01 2 12.95 0.00 4.59 2.79 0.51 79.16 21:42:01 3 14.10 0.00 4.32 3.34 0.63 77.62 21:43:01 all 0.09 0.00 0.08 0.00 0.02 99.81 21:43:01 0 0.05 0.00 0.08 0.00 0.02 99.85 21:43:01 1 0.08 0.00 0.07 0.00 0.00 99.85 21:43:01 2 0.15 0.00 0.15 0.00 0.05 99.65 21:43:01 3 0.07 0.00 0.03 0.00 0.02 99.88 21:44:01 all 0.20 0.00 0.04 0.00 0.01 99.75 21:44:01 0 0.07 0.00 0.02 0.00 0.02 99.90 21:44:01 1 0.07 0.00 0.03 0.00 0.00 99.90 21:44:01 2 0.10 0.00 0.07 0.00 0.00 99.83 21:44:01 3 0.55 0.00 0.05 0.00 0.03 99.37 21:45:01 all 0.18 0.00 0.05 0.00 0.01 99.76 21:45:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:45:01 1 0.05 0.00 0.05 0.00 0.03 99.87 21:45:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:45:01 3 0.58 0.00 0.07 0.00 0.00 99.35 21:46:02 all 0.19 0.00 0.05 0.00 0.01 99.75 21:46:02 0 0.05 0.00 0.03 0.00 0.00 99.92 21:46:02 1 0.08 0.00 0.05 0.00 0.02 99.85 21:46:02 2 0.07 0.00 0.05 0.00 0.00 99.88 21:46:02 3 0.57 0.00 0.05 0.00 0.02 99.37 21:47:01 all 0.17 0.00 0.04 0.00 0.01 99.77 21:47:01 0 0.03 0.00 0.03 0.00 0.02 99.92 21:47:01 1 0.08 0.00 0.05 0.00 0.00 99.86 21:47:01 2 0.24 0.00 0.05 0.00 0.03 99.68 21:47:01 3 0.32 0.00 0.03 0.00 0.00 99.64 Average: all 2.36 0.00 0.84 0.40 0.09 96.30 Average: 0 2.14 0.00 0.87 0.18 0.09 96.71 Average: 1 2.39 0.00 0.92 0.42 0.07 96.19 Average: 2 2.24 0.00 0.82 0.46 0.10 96.38 Average: 3 2.67 0.00 0.75 0.55 0.11 95.91