---> uname -a: Linux 1a801903d21d 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: 2933.396 BogoMIPS: 5866.79 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/exfoundry_go-mod-bootstrap_PR-60 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-60@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 595 75 0 1166 1137 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) 03/24/20 _x86_64_ (4 CPU) 02:59:44 LINUX RESTART 03:00:01 tps rtps wtps bread/s bwrtn/s 03:01:02 129.11 48.19 80.91 5593.11 38865.35 03:02:01 3.79 0.08 3.71 2.03 117.46 03:03:01 0.25 0.00 0.25 0.00 2.98 03:04:01 0.18 0.00 0.18 0.00 2.15 03:05:01 0.15 0.00 0.15 0.00 2.02 Average: 26.79 9.69 17.10 1123.47 7828.59 03:00:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:01:02 109412 1772892 94.19 2620 1238960 948636 32.37 424888 1186240 20 03:02:01 115356 1766948 93.87 2620 1239148 945292 32.25 421964 1186308 8 03:03:01 117444 1764860 93.76 2620 1239152 902044 30.78 420516 1186296 16 03:04:01 117064 1765240 93.78 2620 1239156 902092 30.78 420832 1186272 8 03:05:01 118480 1763824 93.71 2620 1239160 901972 30.77 419964 1186272 8 Average: 115551 1766753 93.86 2620 1239115 920007 31.39 421633 1186278 12 03:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:01:02 eth0 351.96 271.21 996.71 86.02 0.00 0.00 0.00 03:01:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:01:02 docker0 1.18 1.18 0.26 1.95 0.00 0.00 0.00 03:02:01 eth0 1.00 0.39 0.31 0.11 0.00 0.00 0.00 03:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:03:01 eth0 1.10 0.47 0.32 0.27 0.00 0.00 0.00 03:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 eth0 1.47 0.47 0.34 0.24 0.00 0.00 0.00 03:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 eth0 1.47 0.62 0.59 0.40 0.00 0.00 0.00 03:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 71.68 54.85 200.45 17.48 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.24 0.24 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) 03/24/20 _x86_64_ (4 CPU) 02:59:44 LINUX RESTART 03:00:01 CPU %user %nice %system %iowait %steal %idle 03:01:02 all 14.22 0.00 7.22 9.54 0.03 68.99 03:01:02 0 16.34 0.00 7.22 10.84 0.02 65.58 03:01:02 1 12.63 0.00 7.43 10.24 0.00 69.69 03:01:02 2 15.64 0.00 6.76 7.38 0.03 70.19 03:01:02 3 12.26 0.00 7.46 9.71 0.03 70.53 03:02:01 all 0.21 0.00 0.06 0.00 0.00 99.72 03:02:01 0 0.10 0.00 0.07 0.00 0.00 99.83 03:02:01 1 0.12 0.00 0.05 0.00 0.00 99.83 03:02:01 2 0.54 0.00 0.10 0.00 0.00 99.36 03:02:01 3 0.07 0.00 0.05 0.00 0.00 99.88 03:03:01 all 0.19 0.00 0.05 0.00 0.00 99.76 03:03:01 0 0.08 0.00 0.05 0.00 0.00 99.87 03:03:01 1 0.05 0.00 0.07 0.00 0.00 99.88 03:03:01 2 0.58 0.00 0.05 0.00 0.00 99.37 03:03:01 3 0.05 0.00 0.05 0.00 0.00 99.90 03:04:01 all 0.17 0.00 0.05 0.00 0.00 99.77 03:04:01 0 0.05 0.00 0.03 0.00 0.02 99.90 03:04:01 1 0.05 0.00 0.07 0.00 0.00 99.88 03:04:01 2 0.53 0.00 0.08 0.00 0.00 99.38 03:04:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:05:01 all 0.08 0.00 0.06 0.00 0.00 99.85 03:05:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:05:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:05:01 2 0.13 0.00 0.07 0.00 0.00 99.80 03:05:01 3 0.10 0.00 0.07 0.00 0.00 99.83 Average: all 2.96 0.00 1.48 1.90 0.01 93.65 Average: 0 3.31 0.00 1.48 2.16 0.01 93.05 Average: 1 2.57 0.00 1.52 2.04 0.00 93.87 Average: 2 3.48 0.00 1.41 1.47 0.01 93.64 Average: 3 2.49 0.00 1.52 1.93 0.01 94.06