---> uname -a: Linux 7f64e41646d7 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: 2933.442 BogoMIPS: 5866.88 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 7.6G 42.4G 15% / 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master ---> free -m: total used free shared buff/cache available Mem: 1838 736 82 0 1018 1037 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 16: eth0@if17: 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) 03/12/20 _x86_64_ (4 CPU) 15:03:57 LINUX RESTART 15:05:01 tps rtps wtps bread/s bwrtn/s 15:06:01 13.91 0.00 13.91 0.00 2520.57 15:07:02 0.68 0.00 0.68 0.00 8.64 15:08:01 0.64 0.00 0.64 0.00 7.82 15:09:01 0.53 0.00 0.53 0.00 5.96 15:10:01 0.82 0.00 0.82 0.00 10.23 15:11:01 206.04 111.63 94.41 4761.78 29938.28 15:12:01 242.53 104.61 137.92 6058.53 36328.70 Average: 66.63 30.98 35.65 1549.96 9858.05 15:05:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:06:01 181796 1700508 90.34 2620 1167728 893184 30.47 449600 1094348 8 15:07:02 178724 1703580 90.51 2620 1167732 893388 30.48 453112 1094048 8 15:08:01 176672 1705632 90.61 2620 1167740 893340 30.48 455564 1093444 8 15:09:01 177672 1704632 90.56 2620 1167740 893184 30.47 454688 1093444 12 15:10:01 177312 1704992 90.58 2620 1167752 893268 30.48 455144 1093444 8 15:11:01 63836 1818468 96.61 2620 1083492 1571292 53.61 559360 1054608 47312 15:12:01 179464 1702840 90.47 2504 990360 974292 33.24 547904 870204 128 Average: 162211 1720093 91.38 2603 1130363 1001707 34.18 482196 1056220 6783 15:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:06:01 eth0 1.08 0.08 0.08 0.01 0.00 0.00 0.00 15:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:02 eth0 1.13 0.50 0.36 0.21 0.00 0.00 0.00 15:07:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 eth0 0.47 0.37 0.28 0.21 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 15:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 eth0 0.23 0.15 0.08 0.07 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 eth0 165.23 141.88 3794.99 31.55 0.00 0.00 0.00 15:11:01 vethb5c08d7 28.88 27.11 3.06 293.84 0.00 0.00 0.00 15:11:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 15:11:01 docker0 127.33 106.52 11.13 594.11 0.00 0.00 0.00 15:12:01 eth0 462.88 318.40 4065.87 90.89 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 31.73 36.27 1.97 237.10 0.00 0.00 0.00 Average: eth0 90.41 66.10 1126.16 17.61 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.68 9.06 0.67 76.05 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) 03/12/20 _x86_64_ (4 CPU) 15:03:57 LINUX RESTART 15:05:01 CPU %user %nice %system %iowait %steal %idle 15:06:01 all 0.19 0.00 0.11 0.00 0.00 99.70 15:06:01 0 0.57 0.00 0.05 0.00 0.00 99.38 15:06:01 1 0.07 0.00 0.17 0.00 0.00 99.77 15:06:01 2 0.08 0.00 0.10 0.00 0.00 99.82 15:06:01 3 0.05 0.00 0.15 0.00 0.00 99.80 15:07:02 all 0.19 0.00 0.05 0.00 0.00 99.76 15:07:02 0 0.53 0.00 0.02 0.00 0.00 99.45 15:07:02 1 0.07 0.00 0.05 0.00 0.00 99.88 15:07:02 2 0.05 0.00 0.05 0.00 0.00 99.90 15:07:02 3 0.08 0.00 0.07 0.00 0.00 99.85 15:08:01 all 0.18 0.00 0.07 0.00 0.00 99.75 15:08:01 0 0.44 0.00 0.10 0.00 0.00 99.46 15:08:01 1 0.05 0.00 0.03 0.00 0.00 99.92 15:08:01 2 0.14 0.00 0.10 0.00 0.00 99.76 15:08:01 3 0.10 0.00 0.05 0.00 0.00 99.85 15:09:01 all 0.18 0.00 0.05 0.00 0.00 99.77 15:09:01 0 0.08 0.00 0.07 0.00 0.00 99.85 15:09:01 1 0.08 0.00 0.07 0.00 0.00 99.85 15:09:01 2 0.53 0.00 0.03 0.00 0.00 99.43 15:09:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:10:01 all 0.18 0.00 0.05 0.00 0.00 99.77 15:10:01 0 0.53 0.00 0.05 0.00 0.00 99.42 15:10:01 1 0.03 0.00 0.07 0.00 0.00 99.90 15:10:01 2 0.08 0.00 0.07 0.00 0.00 99.85 15:10:01 3 0.07 0.00 0.03 0.00 0.00 99.90 15:11:01 all 7.34 0.00 4.48 2.35 0.01 85.82 15:11:01 0 6.69 0.00 4.44 2.13 0.02 86.72 15:11:01 1 6.56 0.00 4.16 2.33 0.02 86.92 15:11:01 2 9.04 0.00 5.08 3.05 0.02 82.80 15:11:01 3 7.04 0.00 4.24 1.90 0.00 86.82 15:12:01 all 13.61 0.00 8.40 2.54 0.02 75.42 15:12:01 0 12.00 0.00 8.16 1.83 0.03 77.99 15:12:01 1 17.44 0.00 8.62 2.40 0.00 71.53 15:12:01 2 11.88 0.00 8.45 2.47 0.02 77.19 15:12:01 3 13.13 0.00 8.36 3.50 0.02 75.00 Average: all 3.10 0.00 1.88 0.70 0.00 94.32 Average: 0 2.96 0.00 1.83 0.56 0.01 94.64 Average: 1 3.45 0.00 1.87 0.67 0.00 94.01 Average: 2 3.10 0.00 1.97 0.79 0.00 94.13 Average: 3 2.91 0.00 1.83 0.77 0.00 94.49