---> uname -a: Linux 7a252d0671df 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 6.3G 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/ndry_app-functions-sdk-go_PR-356 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-356@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 648 63 0 1125 1085 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) 05/07/20 _x86_64_ (4 CPU) 18:30:12 LINUX RESTART 18:31:01 tps rtps wtps bread/s bwrtn/s 18:32:01 19.26 3.11 16.15 401.73 2579.19 18:33:01 2.76 0.00 2.76 0.00 90.17 18:34:01 0.33 0.00 0.33 0.00 5.16 18:35:01 0.20 0.00 0.20 0.00 1.92 18:36:01 0.23 0.00 0.23 0.00 3.25 18:37:02 159.64 98.37 61.27 6049.45 19469.67 Average: 30.45 16.94 13.51 1076.99 3697.36 18:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:32:01 198712 1683592 89.44 2620 1123524 934640 31.89 458336 1064092 16 18:33:01 205808 1676496 89.07 2620 1123532 899840 30.70 457344 1059452 8 18:34:01 202052 1680252 89.27 2620 1123536 900220 30.72 460860 1059448 12 18:35:01 203404 1678900 89.19 2620 1123540 899968 30.71 460652 1058432 16 18:36:01 203004 1679300 89.22 2620 1123548 900052 30.71 460968 1058432 12 18:37:02 77248 1805056 95.90 2620 1150292 949500 32.40 489956 1110064 4608 Average: 181705 1700599 90.35 2620 1127995 914037 31.19 464686 1068320 779 18:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:32:01 eth0 228.58 205.63 348.29 344.96 0.00 0.00 0.00 18:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:32:01 docker0 114.90 87.40 9.56 303.86 0.00 0.00 0.00 18:33:01 eth0 0.93 0.08 0.09 0.01 0.00 0.00 0.00 18:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:34:01 eth0 0.73 0.43 0.52 0.38 0.00 0.00 0.00 18:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 eth0 0.08 0.05 0.01 0.00 0.00 0.00 0.00 18:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 18:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:02 eth0 111.30 90.64 2334.51 26.00 0.00 0.00 0.00 18:37:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:02 veth9c9eb3e 0.22 0.28 0.37 0.10 0.00 0.00 0.00 18:37:02 docker0 114.92 87.44 9.91 303.45 0.00 0.00 0.00 Average: eth0 57.01 49.53 447.95 61.92 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9c9eb3e 0.04 0.05 0.06 0.02 0.00 0.00 0.00 Average: docker0 19.19 14.60 1.65 50.66 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) 05/07/20 _x86_64_ (4 CPU) 18:30:12 LINUX RESTART 18:31:01 CPU %user %nice %system %iowait %steal %idle 18:32:01 all 3.90 0.00 1.44 0.23 0.01 94.42 18:32:01 0 5.38 0.00 1.79 0.03 0.02 92.78 18:32:01 1 3.26 0.00 1.39 0.03 0.00 95.31 18:32:01 2 4.01 0.00 1.27 0.02 0.00 94.71 18:32:01 3 2.94 0.00 1.29 0.84 0.00 94.94 18:33:01 all 0.17 0.00 0.07 0.00 0.00 99.76 18:33:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:33:01 1 0.08 0.00 0.10 0.00 0.02 99.80 18:33:01 2 0.45 0.00 0.05 0.00 0.02 99.48 18:33:01 3 0.07 0.00 0.10 0.00 0.00 99.83 18:34:01 all 0.19 0.00 0.05 0.00 0.00 99.75 18:34:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:34:01 1 0.15 0.00 0.05 0.00 0.00 99.80 18:34:01 2 0.53 0.00 0.05 0.00 0.00 99.42 18:34:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:35:01 all 0.15 0.00 0.06 0.00 0.00 99.78 18:35:01 0 0.05 0.00 0.07 0.00 0.00 99.88 18:35:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:35:01 2 0.47 0.00 0.07 0.00 0.00 99.47 18:35:01 3 0.02 0.00 0.05 0.00 0.00 99.93 18:36:01 all 0.16 0.00 0.06 0.00 0.00 99.77 18:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:36:01 1 0.07 0.00 0.07 0.00 0.00 99.87 18:36:01 2 0.52 0.00 0.05 0.00 0.00 99.43 18:36:01 3 0.03 0.00 0.12 0.00 0.00 99.85 18:37:02 all 6.00 0.00 3.65 2.20 0.02 88.12 18:37:02 0 6.23 0.00 4.32 0.37 0.02 89.07 18:37:02 1 5.60 0.00 3.85 2.88 0.03 87.64 18:37:02 2 5.98 0.00 3.08 2.51 0.02 88.42 18:37:02 3 6.20 0.00 3.35 3.05 0.02 87.38 Average: all 1.76 0.00 0.89 0.40 0.01 96.94 Average: 0 1.96 0.00 1.05 0.07 0.01 96.92 Average: 1 1.53 0.00 0.92 0.48 0.01 97.06 Average: 2 1.99 0.00 0.76 0.42 0.01 96.83 Average: 3 1.55 0.00 0.82 0.65 0.00 96.98