---> uname -a: Linux 9b37310f1ac4 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/ndry_app-functions-sdk-go_PR-285 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-285@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 637 83 0 1117 1094 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) 02/19/20 _x86_64_ (4 CPU) 20:59:27 LINUX RESTART 21:00:01 tps rtps wtps bread/s bwrtn/s 21:01:01 56.09 28.46 27.63 4535.67 2222.47 21:02:01 16.00 1.50 14.49 86.44 2507.91 21:03:01 1.05 0.00 1.05 0.00 15.85 21:04:01 0.55 0.00 0.55 0.00 5.56 21:05:01 0.55 0.00 0.55 0.00 5.84 21:06:01 126.45 83.02 43.43 4937.96 16480.76 Average: 33.55 18.91 14.64 1601.42 3545.46 21:00:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:01:01 91596 1790708 95.13 2620 1186428 1158984 39.54 469612 1161592 64080 21:02:01 165660 1716644 91.20 2620 1165384 994884 33.94 469752 1089356 16 21:03:01 176364 1705940 90.63 2620 1165388 914828 31.21 462720 1087340 8 21:04:01 176404 1705900 90.63 2620 1165392 914828 31.21 463764 1086308 8 21:05:01 173268 1709036 90.79 2620 1165396 915072 31.22 466884 1086276 8 21:06:01 80280 1802024 95.74 2620 1143520 1260576 43.01 468852 1137340 42324 Average: 143929 1738375 92.35 2620 1165251 1026529 35.02 466931 1108035 17741 21:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:01:01 eth0 327.66 296.34 1462.31 83.47 0.00 0.00 0.00 21:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 veth288aaa1 91.63 74.95 8.69 215.89 0.00 0.00 0.00 21:01:01 docker0 91.63 74.82 7.44 215.88 0.00 0.00 0.00 21:02:01 eth0 112.34 91.90 112.72 321.07 0.00 0.00 0.00 21:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 docker0 31.69 26.16 2.45 82.90 0.00 0.00 0.00 21:03:01 eth0 0.55 0.13 0.04 0.01 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 eth0 1.38 0.08 0.09 0.01 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 2.18 0.87 0.68 0.41 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 eth0 85.23 66.04 2111.69 24.31 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 veth9c76ac0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 veth78842eb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 88.41 76.08 617.27 70.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9c76ac0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth78842eb 0.00 0.00 0.00 0.00 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) 02/19/20 _x86_64_ (4 CPU) 20:59:27 LINUX RESTART 21:00:01 CPU %user %nice %system %iowait %steal %idle 21:01:01 all 11.41 0.00 5.59 1.56 24.16 57.27 21:01:01 0 8.44 0.00 5.29 2.30 27.45 56.52 21:01:01 1 12.72 0.00 5.14 1.16 24.59 56.40 21:01:01 2 14.60 0.00 5.74 1.36 22.35 55.95 21:01:01 3 10.09 0.00 6.22 1.40 22.13 60.15 21:02:01 all 2.28 0.00 0.75 0.18 7.00 89.79 21:02:01 0 0.70 0.00 0.76 0.06 8.15 90.33 21:02:01 1 3.92 0.00 0.74 0.02 6.64 88.68 21:02:01 2 2.10 0.00 0.71 0.63 6.91 89.65 21:02:01 3 2.47 0.00 0.76 0.00 6.24 90.53 21:03:01 all 0.12 0.00 0.07 0.00 0.20 99.62 21:03:01 0 0.08 0.00 0.05 0.00 0.13 99.73 21:03:01 1 0.08 0.00 0.10 0.00 0.37 99.45 21:03:01 2 0.27 0.00 0.08 0.00 0.23 99.42 21:03:01 3 0.05 0.00 0.03 0.00 0.07 99.85 21:04:01 all 0.11 0.00 0.04 0.00 0.89 98.96 21:04:01 0 0.03 0.00 0.03 0.00 1.47 98.47 21:04:01 1 0.05 0.00 0.03 0.00 0.73 99.19 21:04:01 2 0.30 0.00 0.03 0.00 0.52 99.15 21:04:01 3 0.07 0.00 0.05 0.00 0.83 99.06 21:05:01 all 0.12 0.00 0.03 0.00 0.69 99.16 21:05:01 0 0.05 0.00 0.03 0.00 0.86 99.06 21:05:01 1 0.10 0.00 0.03 0.00 0.37 99.50 21:05:01 2 0.07 0.00 0.03 0.00 0.43 99.47 21:05:01 3 0.23 0.00 0.05 0.00 1.09 98.63 21:06:01 all 3.61 0.00 2.53 2.65 11.29 79.92 21:06:01 0 3.58 0.00 2.66 0.97 11.70 81.10 21:06:01 1 3.82 0.00 2.09 5.81 11.34 76.94 21:06:01 2 4.15 0.00 2.99 3.56 11.29 78.02 21:06:01 3 2.89 0.00 2.41 0.26 10.85 83.59 Average: all 3.04 0.00 1.55 0.75 7.58 87.08 Average: 0 2.25 0.00 1.53 0.58 8.62 87.02 Average: 1 3.54 0.00 1.40 1.19 7.53 86.34 Average: 2 3.66 0.00 1.63 0.93 7.08 86.70 Average: 3 2.73 0.00 1.65 0.29 7.08 88.26