---> uname -a: Linux bea7156c60bb 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_go-mod-secrets_PR-51 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_go-mod-secrets_PR-51@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 588 78 0 1170 1145 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) 02/21/20 _x86_64_ (4 CPU) 21:58:18 LINUX RESTART 21:59:01 tps rtps wtps bread/s bwrtn/s 22:00:01 21.18 6.48 14.70 1821.61 2737.04 22:01:01 2.45 0.02 2.43 0.13 83.10 22:02:01 0.47 0.13 0.33 2.66 6.76 22:03:02 0.28 0.00 0.28 0.00 2.85 22:04:01 59.98 54.58 5.40 3740.02 3897.83 Average: 16.73 12.10 4.63 1104.12 1337.04 21:59:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:01 115768 1766536 93.85 2620 1240200 949520 32.40 420084 1187436 12 22:01:01 122348 1759956 93.50 2620 1240204 912068 31.12 414700 1187148 16 22:02:01 121952 1760352 93.52 2620 1240364 910392 31.06 415400 1187236 8 22:03:02 123592 1758712 93.43 2620 1240368 910128 31.05 413940 1187240 16 22:04:01 71672 1810632 96.19 2620 1250120 1111580 37.93 437300 1207680 37556 Average: 111066 1771238 94.10 2620 1242251 958738 32.71 420285 1191348 7522 21:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:00:01 eth0 125.74 97.95 427.29 38.74 0.00 0.00 0.00 22:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 docker0 1.78 1.60 0.27 2.36 0.00 0.00 0.00 22:01:01 eth0 1.30 0.45 0.68 0.03 0.00 0.00 0.00 22:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:02:01 eth0 1.03 0.73 0.54 0.40 0.00 0.00 0.00 22:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:03:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:04:01 eth0 102.96 80.19 2147.72 9.16 0.00 0.00 0.00 22:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 46.04 35.74 509.77 9.67 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.36 0.32 0.05 0.47 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) 02/21/20 _x86_64_ (4 CPU) 21:58:18 LINUX RESTART 21:59:01 CPU %user %nice %system %iowait %steal %idle 22:00:01 all 3.27 0.00 1.72 0.18 0.01 94.81 22:00:01 0 3.50 0.00 1.96 0.03 0.02 94.50 22:00:01 1 3.42 0.00 1.98 0.17 0.02 94.41 22:00:01 2 2.95 0.00 1.71 0.45 0.00 94.89 22:00:01 3 3.23 0.00 1.24 0.07 0.03 95.43 22:01:01 all 0.15 0.00 0.07 0.00 0.00 99.77 22:01:01 0 0.07 0.00 0.05 0.02 0.00 99.87 22:01:01 1 0.37 0.00 0.10 0.00 0.00 99.53 22:01:01 2 0.08 0.00 0.05 0.00 0.00 99.87 22:01:01 3 0.10 0.00 0.07 0.00 0.00 99.83 22:02:01 all 0.22 0.00 0.06 0.00 0.00 99.71 22:02:01 0 0.10 0.00 0.05 0.00 0.00 99.85 22:02:01 1 0.55 0.00 0.03 0.00 0.00 99.42 22:02:01 2 0.12 0.00 0.07 0.00 0.02 99.80 22:02:01 3 0.13 0.00 0.07 0.02 0.00 99.78 22:03:02 all 0.17 0.00 0.04 0.00 0.00 99.78 22:03:02 0 0.05 0.00 0.07 0.00 0.00 99.88 22:03:02 1 0.53 0.00 0.03 0.00 0.02 99.42 22:03:02 2 0.07 0.00 0.05 0.00 0.00 99.88 22:03:02 3 0.03 0.00 0.03 0.00 0.00 99.93 22:04:01 all 1.88 0.00 1.16 0.98 0.01 95.96 22:04:01 0 1.73 0.00 1.17 0.44 0.00 96.65 22:04:01 1 2.50 0.00 1.51 2.22 0.02 93.75 22:04:01 2 1.88 0.00 1.04 0.78 0.00 96.30 22:04:01 3 1.41 0.00 0.95 0.49 0.02 97.13 Average: all 1.14 0.00 0.61 0.23 0.01 98.02 Average: 0 1.08 0.00 0.66 0.10 0.00 98.16 Average: 1 1.47 0.00 0.73 0.47 0.01 97.32 Average: 2 1.01 0.00 0.58 0.24 0.00 98.16 Average: 3 0.98 0.00 0.47 0.11 0.01 98.43